diff options
Diffstat (limited to 'activerecord')
307 files changed, 13712 insertions, 921 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index 325c4abfc8..dda7d19915 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,4 +1,31 @@ -## Rails 6.0.0.alpha (Unreleased) ## +* Fix logic on disabling commit callbacks so they are not called unexpectedly when errors occur. + + *Brian Durand* + +* Ensure `Associations::CollectionAssociation#size` and `Associations::CollectionAssociation#empty?` + use loaded association ids if present. + + *Graham Turner* + +* Add support to preload associations of polymorphic associations when not all the records have the requested associations. + + *Dana Sherson* + +* Add `touch_all` method to `ActiveRecord::Relation`. + + Example: + + Person.where(name: "David").touch_all(time: Time.new(2020, 5, 16, 0, 0, 0)) + + *fatkodima*, *duggiefresh* + +* Add `ActiveRecord::Base.base_class?` predicate. + + *Bogdan Gusiev* + +* Add custom prefix option to ActiveRecord::Store.store_accessor. + + *Tan Huynh* * Rails 6 requires Ruby 2.4.1 or newer. diff --git a/activerecord/MIT-LICENSE b/activerecord/MIT-LICENSE index cce00cbc3a..04ba107c48 100644 --- a/activerecord/MIT-LICENSE +++ b/activerecord/MIT-LICENSE @@ -1,5 +1,7 @@ Copyright (c) 2004-2018 David Heinemeier Hansson +Arel originally copyright (c) 2007-2016 Nick Kallen, Bryan Helmkamp, Emilio Tagua, Aaron Patterson + Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including diff --git a/activerecord/Rakefile b/activerecord/Rakefile index 591c451da5..170c95b827 100644 --- a/activerecord/Rakefile +++ b/activerecord/Rakefile @@ -41,9 +41,11 @@ namespace :test do end end -desc "Build MySQL and PostgreSQL test databases" namespace :db do + desc "Build MySQL and PostgreSQL test databases" task create: ["db:mysql:build", "db:postgresql:build"] + + desc "Drop MySQL and PostgreSQL test databases" task drop: ["db:mysql:drop", "db:postgresql:drop"] end diff --git a/activerecord/activerecord.gemspec b/activerecord/activerecord.gemspec index b43e7c50f5..a857d00c05 100644 --- a/activerecord/activerecord.gemspec +++ b/activerecord/activerecord.gemspec @@ -30,6 +30,4 @@ Gem::Specification.new do |s| s.add_dependency "activesupport", version s.add_dependency "activemodel", version - - s.add_dependency "arel", ">= 9.0" end diff --git a/activerecord/lib/active_record.rb b/activerecord/lib/active_record.rb index d43378c64f..d198466dbf 100644 --- a/activerecord/lib/active_record.rb +++ b/activerecord/lib/active_record.rb @@ -40,6 +40,7 @@ module ActiveRecord autoload :Core autoload :ConnectionHandling autoload :CounterCache + autoload :DatabaseConfigurations autoload :DynamicMatchers autoload :Enum autoload :InternalMetadata diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index b1cad0d0a4..3b581d6fe8 100644 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -241,7 +241,7 @@ module ActiveRecord association end - def association_cached?(name) # :nodoc + def association_cached?(name) # :nodoc: @association_cache.key?(name) end @@ -292,13 +292,13 @@ module ActiveRecord # # The project class now has the following methods (and more) to ease the traversal and # manipulation of its relationships: - # * <tt>Project#portfolio, Project#portfolio=(portfolio), Project#portfolio.nil?</tt> - # * <tt>Project#project_manager, Project#project_manager=(project_manager), Project#project_manager.nil?,</tt> - # * <tt>Project#milestones.empty?, Project#milestones.size, Project#milestones, Project#milestones<<(milestone),</tt> - # <tt>Project#milestones.delete(milestone), Project#milestones.destroy(milestone), Project#milestones.find(milestone_id),</tt> - # <tt>Project#milestones.build, Project#milestones.create</tt> - # * <tt>Project#categories.empty?, Project#categories.size, Project#categories, Project#categories<<(category1),</tt> - # <tt>Project#categories.delete(category1), Project#categories.destroy(category1)</tt> + # * <tt>Project#portfolio</tt>, <tt>Project#portfolio=(portfolio)</tt>, <tt>Project#reload_portfolio</tt> + # * <tt>Project#project_manager</tt>, <tt>Project#project_manager=(project_manager)</tt>, <tt>Project#reload_project_manager</tt> + # * <tt>Project#milestones.empty?</tt>, <tt>Project#milestones.size</tt>, <tt>Project#milestones</tt>, <tt>Project#milestones<<(milestone)</tt>, + # <tt>Project#milestones.delete(milestone)</tt>, <tt>Project#milestones.destroy(milestone)</tt>, <tt>Project#milestones.find(milestone_id)</tt>, + # <tt>Project#milestones.build</tt>, <tt>Project#milestones.create</tt> + # * <tt>Project#categories.empty?</tt>, <tt>Project#categories.size</tt>, <tt>Project#categories</tt>, <tt>Project#categories<<(category1)</tt>, + # <tt>Project#categories.delete(category1)</tt>, <tt>Project#categories.destroy(category1)</tt> # # === A word of warning # diff --git a/activerecord/lib/active_record/associations/association.rb b/activerecord/lib/active_record/associations/association.rb index 364f1fe74f..ca8c7794e0 100644 --- a/activerecord/lib/active_record/associations/association.rb +++ b/activerecord/lib/active_record/associations/association.rb @@ -201,8 +201,8 @@ module ActiveRecord if (reflection.has_one? || reflection.collection?) && !options[:through] attributes[reflection.foreign_key] = owner[reflection.active_record_primary_key] - if reflection.options[:as] - attributes[reflection.type] = owner.class.base_class.name + if reflection.type + attributes[reflection.type] = owner.class.polymorphic_name end end diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb index ad41ec8d2f..0a90a6104a 100644 --- a/activerecord/lib/active_record/associations/association_scope.rb +++ b/activerecord/lib/active_record/associations/association_scope.rb @@ -35,12 +35,12 @@ module ActiveRecord binds << last_reflection.join_id_for(owner) if last_reflection.type - binds << owner.class.base_class.name + binds << owner.class.polymorphic_name end chain.each_cons(2).each do |reflection, next_reflection| if reflection.type - binds << next_reflection.klass.base_class.name + binds << next_reflection.klass.polymorphic_name end end binds @@ -63,7 +63,7 @@ module ActiveRecord scope = apply_scope(scope, table, key, value) if reflection.type - polymorphic_type = transform_value(owner.class.base_class.name) + polymorphic_type = transform_value(owner.class.polymorphic_name) scope = apply_scope(scope, table, reflection.type, polymorphic_type) end @@ -84,7 +84,7 @@ module ActiveRecord constraint = table[key].eq(foreign_table[foreign_key]) if reflection.type - value = transform_value(next_reflection.klass.base_class.name) + value = transform_value(next_reflection.klass.polymorphic_name) scope = apply_scope(scope, table, reflection.type, value) end diff --git a/activerecord/lib/active_record/associations/belongs_to_association.rb b/activerecord/lib/active_record/associations/belongs_to_association.rb index bd2012df84..c8716741b0 100644 --- a/activerecord/lib/active_record/associations/belongs_to_association.rb +++ b/activerecord/lib/active_record/associations/belongs_to_association.rb @@ -5,20 +5,15 @@ module ActiveRecord # = Active Record Belongs To Association class BelongsToAssociation < SingularAssociation #:nodoc: def handle_dependency - target.send(options[:dependent]) if load_target - end + return unless load_target - def replace(record) - if record - raise_on_type_mismatch!(record) - update_counters_on_replace(record) - set_inverse_instance(record) - @updated = true + case options[:dependent] + when :destroy + target.destroy + raise ActiveRecord::Rollback unless target.destroyed? else - decrement_counters + target.send(options[:dependent]) end - - self.target = record end def target=(record) @@ -48,6 +43,18 @@ module ActiveRecord end private + def replace(record) + if record + raise_on_type_mismatch!(record) + update_counters_on_replace(record) + set_inverse_instance(record) + @updated = true + else + decrement_counters + end + + self.target = record + end def update_counters(by) if require_counter_update? && foreign_key_present? diff --git a/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb b/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb index 55d789c66a..75b4c4481a 100644 --- a/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb +++ b/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb @@ -13,7 +13,7 @@ module ActiveRecord def replace_keys(record) super - owner[reflection.foreign_type] = record ? record.class.base_class.name : nil + owner[reflection.foreign_type] = record ? record.class.polymorphic_name : nil end def different_target?(record) diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb index 443ccaaa72..d61d105544 100644 --- a/activerecord/lib/active_record/associations/collection_association.rb +++ b/activerecord/lib/active_record/associations/collection_association.rb @@ -45,6 +45,8 @@ module ActiveRecord def ids_reader if loaded? target.pluck(reflection.association_primary_key) + elsif !target.empty? + load_target.pluck(reflection.association_primary_key) else @association_ids ||= scope.pluck(reflection.association_primary_key) end @@ -212,9 +214,11 @@ module ActiveRecord def size if !find_target? || loaded? target.size + elsif @association_ids + @association_ids.size elsif !association_scope.group_values.empty? load_target.size - elsif !association_scope.distinct_value && target.is_a?(Array) + elsif !association_scope.distinct_value && !target.empty? unsaved_records = target.select(&:new_record?) unsaved_records.size + count_records else @@ -231,10 +235,10 @@ module ActiveRecord # loaded and you are going to fetch the records anyway it is better to # check <tt>collection.length.zero?</tt>. def empty? - if loaded? + if loaded? || @association_ids size.zero? else - @target.blank? && !scope.exists? + target.empty? && !scope.exists? end end diff --git a/activerecord/lib/active_record/associations/has_one_association.rb b/activerecord/lib/active_record/associations/has_one_association.rb index 7953b89f61..d211884135 100644 --- a/activerecord/lib/active_record/associations/has_one_association.rb +++ b/activerecord/lib/active_record/associations/has_one_association.rb @@ -23,35 +23,6 @@ module ActiveRecord end end - def replace(record, save = true) - raise_on_type_mismatch!(record) if record - load_target - - return target unless target || record - - assigning_another_record = target != record - if assigning_another_record || record.has_changes_to_save? - save &&= owner.persisted? - - transaction_if(save) do - remove_target!(options[:dependent]) if target && !target.destroyed? && assigning_another_record - - if record - set_owner_attributes(record) - set_inverse_instance(record) - - if save && !record.save - nullify_owner_attributes(record) - set_owner_attributes(target) if target - raise RecordNotSaved, "Failed to save the new associated #{reflection.name}." - end - end - end - end - - self.target = record - end - def delete(method = options[:dependent]) if load_target case method @@ -60,6 +31,7 @@ module ActiveRecord when :destroy target.destroyed_by_association = reflection target.destroy + throw(:abort) unless target.destroyed? when :nullify target.update_columns(reflection.foreign_key => nil) if target.persisted? end @@ -67,6 +39,33 @@ module ActiveRecord end private + def replace(record, save = true) + raise_on_type_mismatch!(record) if record + + return target unless load_target || record + + assigning_another_record = target != record + if assigning_another_record || record.has_changes_to_save? + save &&= owner.persisted? + + transaction_if(save) do + remove_target!(options[:dependent]) if target && !target.destroyed? && assigning_another_record + + if record + set_owner_attributes(record) + set_inverse_instance(record) + + if save && !record.save + nullify_owner_attributes(record) + set_owner_attributes(target) if target + raise RecordNotSaved, "Failed to save the new associated #{reflection.name}." + end + end + end + end + + self.target = record + end # The reason that the save param for replace is false, if for create (not just build), # is because the setting of the foreign keys is actually handled by the scoping when @@ -106,6 +105,14 @@ module ActiveRecord yield end end + + def _create_record(attributes, raise_error = false) + unless owner.persisted? + raise ActiveRecord::RecordNotSaved, "You cannot call create unless the parent is saved" + end + + super + end end end end diff --git a/activerecord/lib/active_record/associations/has_one_through_association.rb b/activerecord/lib/active_record/associations/has_one_through_association.rb index 491282adf7..10978b2d93 100644 --- a/activerecord/lib/active_record/associations/has_one_through_association.rb +++ b/activerecord/lib/active_record/associations/has_one_through_association.rb @@ -6,12 +6,12 @@ module ActiveRecord class HasOneThroughAssociation < HasOneAssociation #:nodoc: include ThroughAssociation - def replace(record, save = true) - create_through_record(record, save) - self.target = record - end - private + def replace(record, save = true) + create_through_record(record, save) + self.target = record + end + def create_through_record(record, save) ensure_not_nested @@ -28,7 +28,11 @@ module ActiveRecord end if through_record - through_record.update(attributes) + if through_record.new_record? + through_record.assign_attributes(attributes) + else + through_record.update(attributes) + end elsif owner.new_record? || !save through_proxy.build(attributes) else diff --git a/activerecord/lib/active_record/associations/join_dependency.rb b/activerecord/lib/active_record/associations/join_dependency.rb index df4bf07999..f88e383fe0 100644 --- a/activerecord/lib/active_record/associations/join_dependency.rb +++ b/activerecord/lib/active_record/associations/join_dependency.rb @@ -67,30 +67,8 @@ module ActiveRecord end end - # base is the base class on which operation is taking place. - # associations is the list of associations which are joined using hash, symbol or array. - # joins is the list of all string join commands and arel nodes. - # - # Example : - # - # class Physician < ActiveRecord::Base - # has_many :appointments - # has_many :patients, through: :appointments - # end - # - # If I execute `@physician.patients.to_a` then - # base # => Physician - # associations # => [] - # joins # => [#<Arel::Nodes::InnerJoin: ...] - # - # However if I execute `Physician.joins(:appointments).to_a` then - # base # => Physician - # associations # => [:appointments] - # joins # => [] - # - def initialize(base, table, associations, alias_tracker, eager_loading: true) + def initialize(base, table, associations, alias_tracker) @alias_tracker = alias_tracker - @eager_loading = eager_loading tree = self.class.make_tree associations @join_root = JoinBase.new(base, table, build(tree, base)) @join_root.children.each { |child| construct_tables! @join_root, child } @@ -221,12 +199,11 @@ module ActiveRecord reflection.check_eager_loadable! if reflection.polymorphic? - next unless @eager_loading raise EagerLoadPolymorphicError.new(reflection) end JoinAssociation.new(reflection, build(right, reflection.klass), alias_tracker) - end.compact + end end def construct(ar_parent, parent, row, rs, seen, model_cache, aliases) diff --git a/activerecord/lib/active_record/associations/preloader.rb b/activerecord/lib/active_record/associations/preloader.rb index 1ea0aeac3a..5c2ac5b374 100644 --- a/activerecord/lib/active_record/associations/preloader.rb +++ b/activerecord/lib/active_record/associations/preloader.rb @@ -98,26 +98,30 @@ module ActiveRecord private # Loads all the given data into +records+ for the +association+. - def preloaders_on(association, records, scope) + def preloaders_on(association, records, scope, polymorphic_parent = false) case association when Hash - preloaders_for_hash(association, records, scope) + preloaders_for_hash(association, records, scope, polymorphic_parent) when Symbol - preloaders_for_one(association, records, scope) + preloaders_for_one(association, records, scope, polymorphic_parent) when String - preloaders_for_one(association.to_sym, records, scope) + preloaders_for_one(association.to_sym, records, scope, polymorphic_parent) else raise ArgumentError, "#{association.inspect} was not recognized for preload" end end - def preloaders_for_hash(association, records, scope) + def preloaders_for_hash(association, records, scope, polymorphic_parent) association.flat_map { |parent, child| - loaders = preloaders_for_one parent, records, scope + loaders = preloaders_for_one parent, records, scope, polymorphic_parent recs = loaders.flat_map(&:preloaded_records).uniq + + reflection = records.first.class._reflect_on_association(parent) + polymorphic_parent = reflection && reflection.options[:polymorphic] + loaders.concat Array.wrap(child).flat_map { |assoc| - preloaders_on assoc, recs, scope + preloaders_on assoc, recs, scope, polymorphic_parent } loaders } @@ -135,8 +139,8 @@ module ActiveRecord # Additionally, polymorphic belongs_to associations can have multiple associated # classes, depending on the polymorphic_type field. So we group by the classes as # well. - def preloaders_for_one(association, records, scope) - grouped_records(association, records).flat_map do |reflection, klasses| + def preloaders_for_one(association, records, scope, polymorphic_parent) + grouped_records(association, records, polymorphic_parent).flat_map do |reflection, klasses| klasses.map do |rhs_klass, rs| loader = preloader_for(reflection, rs).new(rhs_klass, rs, reflection, scope) loader.run self @@ -145,10 +149,11 @@ module ActiveRecord end end - def grouped_records(association, records) + def grouped_records(association, records, polymorphic_parent) h = {} records.each do |record| next unless record + next if polymorphic_parent && !record.class._reflect_on_association(association) assoc = record.association(association) next unless assoc.klass klasses = h[assoc.reflection] ||= {} diff --git a/activerecord/lib/active_record/associations/preloader/association.rb b/activerecord/lib/active_record/associations/preloader/association.rb index 71c8f6df58..d6f7359055 100644 --- a/activerecord/lib/active_record/associations/preloader/association.rb +++ b/activerecord/lib/active_record/associations/preloader/association.rb @@ -42,11 +42,11 @@ module ActiveRecord def associate_records_to_owner(owner, records) association = owner.association(reflection.name) + association.loaded! if reflection.collection? - association.loaded! association.target.concat(records) else - association.target = records.first + association.target = records.first unless records.empty? end end @@ -117,7 +117,7 @@ module ActiveRecord scope = klass.scope_for_association if reflection.type - scope.where!(reflection.type => model.base_class.name) + scope.where!(reflection.type => model.polymorphic_name) end scope.merge!(reflection_scope) if reflection.scope diff --git a/activerecord/lib/active_record/associations/singular_association.rb b/activerecord/lib/active_record/associations/singular_association.rb index 441bd715e4..ead89bfe6c 100644 --- a/activerecord/lib/active_record/associations/singular_association.rb +++ b/activerecord/lib/active_record/associations/singular_association.rb @@ -63,10 +63,6 @@ module ActiveRecord end def _create_record(attributes, raise_error = false) - unless owner.persisted? - raise ActiveRecord::RecordNotSaved, "You cannot call create unless the parent is saved" - end - record = build_record(attributes) yield(record) if block_given? saved = record.save diff --git a/activerecord/lib/active_record/attribute_methods.rb b/activerecord/lib/active_record/attribute_methods.rb index 842f407517..83b5a5e698 100644 --- a/activerecord/lib/active_record/attribute_methods.rb +++ b/activerecord/lib/active_record/attribute_methods.rb @@ -59,7 +59,7 @@ module ActiveRecord # attribute methods. generated_attribute_methods.synchronize do return false if @attribute_methods_generated - superclass.define_attribute_methods unless self == base_class + superclass.define_attribute_methods unless base_class? super(attribute_names) @attribute_methods_generated = true end @@ -175,9 +175,20 @@ module ActiveRecord # Regexp whitelist. Matches the following: # "#{table_name}.#{column_name}" # "#{table_name}.#{column_name} #{direction}" + # "#{table_name}.#{column_name} #{direction} NULLS FIRST" + # "#{table_name}.#{column_name} NULLS LAST" # "#{column_name}" # "#{column_name} #{direction}" - COLUMN_NAME_ORDER_WHITELIST = /\A(?:\w+\.)?\w+(?:\s+asc|\s+desc)?\z/i + # "#{column_name} #{direction} NULLS FIRST" + # "#{column_name} NULLS LAST" + COLUMN_NAME_ORDER_WHITELIST = / + \A + (?:\w+\.)? + \w+ + (?:\s+asc|\s+desc)? + (?:\s+nulls\s+(?:first|last))? + \z + /ix def enforce_raw_sql_whitelist(args, whitelist: COLUMN_NAME_WHITELIST) # :nodoc: unexpected = args.reject do |arg| @@ -438,24 +449,18 @@ module ActiveRecord defined?(@attributes) && @attributes.key?(attr_name) end - def arel_attributes_with_values_for_create(attribute_names) - arel_attributes_with_values(attributes_for_create(attribute_names)) + def attributes_with_values_for_create(attribute_names) + attributes_with_values(attributes_for_create(attribute_names)) end - def arel_attributes_with_values_for_update(attribute_names) - arel_attributes_with_values(attributes_for_update(attribute_names)) + def attributes_with_values_for_update(attribute_names) + attributes_with_values(attributes_for_update(attribute_names)) end - # Returns a Hash of the Arel::Attributes and attribute values that have been - # typecasted for use in an Arel insert/update method. - def arel_attributes_with_values(attribute_names) - attrs = {} - arel_table = self.class.arel_table - - attribute_names.each do |name| - attrs[arel_table[name]] = _read_attribute(name) + def attributes_with_values(attribute_names) + attribute_names.each_with_object({}) do |name, attrs| + attrs[name] = _read_attribute(name) end - attrs end # Filters the primary keys and readonly attributes from the attribute names. diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb index df4c79b0f6..233ee29fac 100644 --- a/activerecord/lib/active_record/attribute_methods/dirty.rb +++ b/activerecord/lib/active_record/attribute_methods/dirty.rb @@ -32,16 +32,19 @@ module ActiveRecord # <tt>reload</tt> the record and clears changed attributes. def reload(*) super.tap do + @previously_changed = ActiveSupport::HashWithIndifferentAccess.new @mutations_before_last_save = nil + @attributes_changed_by_setter = ActiveSupport::HashWithIndifferentAccess.new @mutations_from_database = nil end end - # Did this attribute change when we last saved? This method can be invoked - # as +saved_change_to_name?+ instead of <tt>saved_change_to_attribute?("name")</tt>. - # Behaves similarly to +attribute_changed?+. This method is useful in - # after callbacks to determine if the call to save changed a certain - # attribute. + # Did this attribute change when we last saved? + # + # This method is useful in after callbacks to determine if an attribute + # was changed during the save that triggered the callbacks to run. It can + # be invoked as +saved_change_to_name?+ instead of + # <tt>saved_change_to_attribute?("name")</tt>. # # ==== Options # @@ -58,19 +61,20 @@ module ActiveRecord # attribute was changed, the result will be an array containing the # original value and the saved value. # - # Behaves similarly to +attribute_change+. This method is useful in after - # callbacks, to see the change in an attribute that just occurred - # - # This method can be invoked as +saved_change_to_name+ in instead of - # <tt>saved_change_to_attribute("name")</tt> + # This method is useful in after callbacks, to see the change in an + # attribute during the save that triggered the callbacks to run. It can be + # invoked as +saved_change_to_name+ instead of + # <tt>saved_change_to_attribute("name")</tt>. def saved_change_to_attribute(attr_name) mutations_before_last_save.change_to_attribute(attr_name) end # Returns the original value of an attribute before the last save. - # Behaves similarly to +attribute_was+. This method is useful in after - # callbacks to get the original value of an attribute before the save that - # just occurred + # + # This method is useful in after callbacks to get the original value of an + # attribute before the save that triggered the callbacks to run. It can be + # invoked as +name_before_last_save+ instead of + # <tt>attribute_before_last_save("name")</tt>. def attribute_before_last_save(attr_name) mutations_before_last_save.original_value(attr_name) end @@ -85,37 +89,73 @@ module ActiveRecord mutations_before_last_save.changes end - # Alias for +attribute_changed?+ + # Will this attribute change the next time we save? + # + # This method is useful in validations and before callbacks to determine + # if the next call to +save+ will change a particular attribute. It can be + # invoked as +will_save_change_to_name?+ instead of + # <tt>will_save_change_to_attribute("name")</tt>. + # + # ==== Options + # + # +from+ When passed, this method will return false unless the original + # value is equal to the given option + # + # +to+ When passed, this method will return false unless the value will be + # changed to the given value def will_save_change_to_attribute?(attr_name, **options) mutations_from_database.changed?(attr_name, **options) end - # Alias for +attribute_change+ + # Returns the change to an attribute that will be persisted during the + # next save. + # + # This method is useful in validations and before callbacks, to see the + # change to an attribute that will occur when the record is saved. It can + # be invoked as +name_change_to_be_saved+ instead of + # <tt>attribute_change_to_be_saved("name")</tt>. + # + # If the attribute will change, the result will be an array containing the + # original value and the new value about to be saved. def attribute_change_to_be_saved(attr_name) mutations_from_database.change_to_attribute(attr_name) end - # Alias for +attribute_was+ + # Returns the value of an attribute in the database, as opposed to the + # in-memory value that will be persisted the next time the record is + # saved. + # + # This method is useful in validations and before callbacks, to see the + # original value of an attribute prior to any changes about to be + # saved. It can be invoked as +name_in_database+ instead of + # <tt>attribute_in_database("name")</tt>. def attribute_in_database(attr_name) mutations_from_database.original_value(attr_name) end - # Alias for +changed?+ + # Will the next call to +save+ have any changes to persist? def has_changes_to_save? mutations_from_database.any_changes? end - # Alias for +changes+ + # Returns a hash containing all the changes that will be persisted during + # the next save. def changes_to_save mutations_from_database.changes end - # Alias for +changed+ + # Returns an array of the names of any attributes that will change when + # the record is next saved. def changed_attribute_names_to_save mutations_from_database.changed_attribute_names end - # Alias for +changed_attributes+ + # Returns a hash of the attributes that will change when the record is + # next saved. + # + # The hash keys are the attribute names, and the hash values are the + # original attribute values in the database (as opposed to the in-memory + # values about to be saved). def attributes_in_database mutations_from_database.changed_values end diff --git a/activerecord/lib/active_record/attribute_methods/primary_key.rb b/activerecord/lib/active_record/attribute_methods/primary_key.rb index 2907547634..9b267bb7c0 100644 --- a/activerecord/lib/active_record/attribute_methods/primary_key.rb +++ b/activerecord/lib/active_record/attribute_methods/primary_key.rb @@ -83,7 +83,7 @@ module ActiveRecord end def reset_primary_key #:nodoc: - if self == base_class + if base_class? self.primary_key = get_primary_key(base_class.name) else self.primary_key = base_class.primary_key diff --git a/activerecord/lib/active_record/attribute_methods/read.rb b/activerecord/lib/active_record/attribute_methods/read.rb index 4077250583..0f7bcba564 100644 --- a/activerecord/lib/active_record/attribute_methods/read.rb +++ b/activerecord/lib/active_record/attribute_methods/read.rb @@ -27,7 +27,7 @@ module ActiveRecord # Making it frozen means that it doesn't get duped when used to # key the @attributes in read_attribute. def define_method_attribute(name) - safe_name = name.unpack("h*".freeze).first + safe_name = name.unpack1("h*".freeze) temp_method = "__temp__#{safe_name}" ActiveRecord::AttributeMethods::AttrNames.set_name_cache safe_name, name @@ -69,7 +69,7 @@ module ActiveRecord if defined?(JRUBY_VERSION) # This form is significantly faster on JRuby, and this is one of our biggest hotspots. # https://github.com/jruby/jruby/pull/2562 - def _read_attribute(attr_name, &block) # :nodoc + def _read_attribute(attr_name, &block) # :nodoc: @attributes.fetch_value(attr_name.to_s, &block) end else diff --git a/activerecord/lib/active_record/attribute_methods/write.rb b/activerecord/lib/active_record/attribute_methods/write.rb index bb0ec6a8c3..c7521422bb 100644 --- a/activerecord/lib/active_record/attribute_methods/write.rb +++ b/activerecord/lib/active_record/attribute_methods/write.rb @@ -13,7 +13,7 @@ module ActiveRecord private def define_method_attribute=(name) - safe_name = name.unpack("h*".freeze).first + safe_name = name.unpack1("h*".freeze) ActiveRecord::AttributeMethods::AttrNames.set_name_cache safe_name, name sync_with_transaction_state = "sync_with_transaction_state" if name == primary_key diff --git a/activerecord/lib/active_record/autosave_association.rb b/activerecord/lib/active_record/autosave_association.rb index a1250c3835..9575cc24c8 100644 --- a/activerecord/lib/active_record/autosave_association.rb +++ b/activerecord/lib/active_record/autosave_association.rb @@ -400,8 +400,11 @@ module ActiveRecord if autosave != false && (@new_record_before_save || record.new_record?) if autosave saved = association.insert_record(record, false) - else - association.insert_record(record) unless reflection.nested? + elsif !reflection.nested? + association_saved = association.insert_record(record) + if reflection.validate? + saved = association_saved + end end elsif autosave saved = record.save(validate: false) diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb index cc99401390..7ab9160265 100644 --- a/activerecord/lib/active_record/base.rb +++ b/activerecord/lib/active_record/base.rb @@ -290,6 +290,7 @@ module ActiveRecord #:nodoc: extend CollectionCacheKey include Core + include DatabaseConfigurations include Persistence include ReadonlyAttributes include ModelSchema diff --git a/activerecord/lib/active_record/callbacks.rb b/activerecord/lib/active_record/callbacks.rb index 9dbdf845bd..fd6819d08f 100644 --- a/activerecord/lib/active_record/callbacks.rb +++ b/activerecord/lib/active_record/callbacks.rb @@ -75,21 +75,7 @@ module ActiveRecord # end # # Now, when <tt>Topic#destroy</tt> is run only +destroy_author+ is called. When <tt>Reply#destroy</tt> is - # run, both +destroy_author+ and +destroy_readers+ are called. Contrast this to the following situation - # where the +before_destroy+ method is overridden: - # - # class Topic < ActiveRecord::Base - # def before_destroy() destroy_author end - # end - # - # class Reply < Topic - # def before_destroy() destroy_readers end - # end - # - # In that case, <tt>Reply#destroy</tt> would only run +destroy_readers+ and _not_ +destroy_author+. - # So, use the callback macros when you want to ensure that a certain callback is called for the entire - # hierarchy, and use the regular overwritable methods when you want to leave it up to each descendant - # to decide whether they want to call +super+ and trigger the inherited callbacks. + # run, both +destroy_author+ and +destroy_readers+ are called. # # *IMPORTANT:* In order for inheritance to work for the callback queues, you must specify the # callbacks before specifying the associations. Otherwise, you might trigger the loading of a diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index 08f3e15a4b..41553cfa83 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -385,7 +385,7 @@ module ActiveRecord end end - def empty_insert_statement_value + def empty_insert_statement_value(primary_key = nil) "DEFAULT VALUES" end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb index 92e46ccf9f..aec5fa6ba1 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb @@ -130,7 +130,7 @@ module ActiveRecord end def quoted_time(value) # :nodoc: - quoted_date(value).sub(/\A2000-01-01 /, "") + quoted_date(value).sub(/\A\d\d\d\d-\d\d-\d\d /, "") end def quoted_binary(value) # :nodoc: diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb index 22abdee4b8..529c9d8ca6 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb @@ -15,9 +15,8 @@ module ActiveRecord end delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, - :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys_in_create?, :foreign_key_options, to: :@conn - private :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, - :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys_in_create?, :foreign_key_options + :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys_in_create?, :foreign_key_options, + to: :@conn, private: true private diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb index 584a86da21..5f090d16cd 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -101,6 +101,10 @@ module ActiveRecord end alias validated? validate? + def export_name_on_schema_dump? + name !~ ActiveRecord::SchemaDumper.fk_ignore_pattern + end + def defined_for?(to_table_ord = nil, to_table: nil, **options) if to_table_ord self.to_table == to_table_ord.to_s @@ -493,6 +497,9 @@ module ActiveRecord # t.date # t.binary # t.boolean + # t.foreign_key + # t.json + # t.virtual # t.remove # t.remove_references # t.remove_belongs_to @@ -657,19 +664,19 @@ module ActiveRecord # Adds a foreign key. # - # t.foreign_key(:authors) + # t.foreign_key(:authors) # # See {connection.add_foreign_key}[rdoc-ref:SchemaStatements#add_foreign_key] - def foreign_key(*args) # :nodoc: + def foreign_key(*args) @base.add_foreign_key(name, *args) end # Checks to see if a foreign key exists. # - # t.foreign_key(:authors) unless t.foreign_key_exists?(:authors) + # t.foreign_key(:authors) unless t.foreign_key_exists?(:authors) # # See {connection.foreign_key_exists?}[rdoc-ref:SchemaStatements#foreign_key_exists?] - def foreign_key_exists?(*args) # :nodoc: + def foreign_key_exists?(*args) @base.foreign_key_exists?(name, *args) end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb index 1926603474..622e00fffb 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb @@ -1,7 +1,5 @@ # frozen_string_literal: true -require "active_support/core_ext/hash/compact" - module ActiveRecord module ConnectionAdapters # :nodoc: class SchemaDumper < SchemaDumper # :nodoc: diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index db033db913..199674f531 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -305,7 +305,7 @@ module ActiveRecord yield td if block_given? if options[:force] - drop_table(table_name, **options, if_exists: true) + drop_table(table_name, options.merge(if_exists: true)) end result = execute schema_creation.accept td @@ -406,7 +406,7 @@ module ActiveRecord # # Defaults to false. # - # Only supported on the MySQL adapter, ignored elsewhere. + # Only supported on the MySQL and PostgreSQL adapter, ignored elsewhere. # # ====== Add a column # @@ -908,7 +908,7 @@ module ActiveRecord foreign_key_options = { to_table: reference_name } end foreign_key_options[:column] ||= "#{ref_name}_id" - remove_foreign_key(table_name, **foreign_key_options) + remove_foreign_key(table_name, foreign_key_options) end remove_column(table_name, "#{ref_name}_id") @@ -1062,13 +1062,7 @@ module ActiveRecord if (duplicate = inserting.detect { |v| inserting.count(v) > 1 }) raise "Duplicate migration #{duplicate}. Please renumber your migrations to resolve the conflict." end - if supports_multi_insert? - execute insert_versions_sql(inserting) - else - inserting.each do |v| - execute insert_versions_sql(v) - end - end + execute insert_versions_sql(inserting) end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb b/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb index d9ac8db6a8..b59df2fff7 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb @@ -17,11 +17,19 @@ module ActiveRecord end def committed? - @state == :committed + @state == :committed || @state == :fully_committed + end + + def fully_committed? + @state == :fully_committed end def rolledback? - @state == :rolledback + @state == :rolledback || @state == :fully_rolledback + end + + def fully_rolledback? + @state == :fully_rolledback end def fully_completed? @@ -55,10 +63,19 @@ module ActiveRecord @state = :rolledback end + def full_rollback! + @children.each { |c| c.rollback! } + @state = :fully_rolledback + end + def commit! @state = :committed end + def full_commit! + @state = :fully_committed + end + def nullify! @state = nil end @@ -75,7 +92,6 @@ module ActiveRecord class Transaction #:nodoc: attr_reader :connection, :state, :records, :savepoint_name - attr_writer :joinable def initialize(connection, options, run_commit_callbacks: false) @connection = connection @@ -89,10 +105,6 @@ module ActiveRecord records << record end - def rollback - @state.rollback! - end - def rollback_records ite = records.uniq while record = ite.shift @@ -104,10 +116,6 @@ module ActiveRecord end end - def commit - @state.commit! - end - def before_commit_records records.uniq.each(&:before_committed!) if @run_commit_callbacks end @@ -146,12 +154,12 @@ module ActiveRecord def rollback connection.rollback_to_savepoint(savepoint_name) - super + @state.rollback! end def commit connection.release_savepoint(savepoint_name) - super + @state.commit! end def full_rollback?; false; end @@ -169,12 +177,12 @@ module ActiveRecord def rollback connection.rollback_db_transaction - super + @state.full_rollback! end def commit connection.commit_db_transaction - super + @state.full_commit! end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index 559f068c39..8bdf1712b1 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -137,6 +137,10 @@ module ActiveRecord def <=>(version_string) @version <=> version_string.split(".").map(&:to_i) end + + def to_s + @version.join(".") + end end def valid_type?(type) # :nodoc: @@ -320,6 +324,7 @@ module ActiveRecord def supports_multi_insert? true end + deprecate :supports_multi_insert? # Does this adapter support virtual columns? def supports_virtual_columns? diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb index fbedddd7f9..07acb5425e 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -44,7 +44,7 @@ module ActiveRecord class StatementPool < ConnectionAdapters::StatementPool # :nodoc: private def dealloc(stmt) - stmt[:stmt].close + stmt.close end end @@ -223,7 +223,7 @@ module ActiveRecord end end - def empty_insert_statement_value + def empty_insert_statement_value(primary_key = nil) "VALUES ()" end diff --git a/activerecord/lib/active_record/connection_adapters/connection_specification.rb b/activerecord/lib/active_record/connection_adapters/connection_specification.rb index 508132accb..901717ae3d 100644 --- a/activerecord/lib/active_record/connection_adapters/connection_specification.rb +++ b/activerecord/lib/active_record/connection_adapters/connection_specification.rb @@ -156,7 +156,6 @@ module ActiveRecord env_config = config[env] if config[env].is_a?(Hash) && !(config[env].key?("adapter") || config[env].key?("url")) end - config.reject! { |k, v| v.is_a?(Hash) && !(v.key?("adapter") || v.key?("url")) } config.merge! env_config if env_config config.each do |key, value| diff --git a/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb b/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb index 458c9bfd70..4106ce01be 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb @@ -71,10 +71,7 @@ module ActiveRecord log(sql, name, binds, type_casted_binds) do if cache_stmt - cache = @statements[sql] ||= { - stmt: @connection.prepare(sql) - } - stmt = cache[:stmt] + stmt = @statements[sql] ||= @connection.prepare(sql) else stmt = @connection.prepare(sql) end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb index 75377693c6..c9ea653b77 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb @@ -4,8 +4,7 @@ module ActiveRecord module ConnectionAdapters module MySQL class SchemaCreation < AbstractAdapter::SchemaCreation # :nodoc: - delegate :add_sql_comment!, :mariadb?, to: :@conn - private :add_sql_comment!, :mariadb? + delegate :add_sql_comment!, :mariadb?, to: :@conn, private: true private diff --git a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb index bfdc7995f0..4c57bd48ab 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb @@ -3,7 +3,7 @@ require "active_record/connection_adapters/abstract_mysql_adapter" require "active_record/connection_adapters/mysql/database_statements" -gem "mysql2", "~> 0.4.4" +gem "mysql2", ">= 0.4.4", "< 0.6.0" require "mysql2" module ActiveRecord diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index 45b230f0f9..e20e5f2914 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -107,7 +107,7 @@ module ActiveRecord oid = row[4] comment = row[5] - using, expressions, where = inddef.scan(/ USING (\w+?) \((.+?)\)(?: WHERE (.+))?\z/).flatten + using, expressions, where = inddef.scan(/ USING (\w+?) \((.+?)\)(?: WHERE (.+))?\z/m).flatten orders = {} opclasses = {} diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb b/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb index b252a76caa..ffd3be26b0 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb @@ -1,6 +1,7 @@ # frozen_string_literal: true module ActiveRecord + # :stopdoc: module ConnectionAdapters class PostgreSQLTypeMetadata < DelegateClass(SqlTypeMetadata) undef to_yaml if method_defined?(:to_yaml) diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb index 8042dbfea2..70de96326c 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb @@ -17,7 +17,7 @@ module ActiveRecord end def quoted_time(value) - quoted_date(value) + quoted_date(value).sub(/\A\d\d\d\d-\d\d-\d\d /, "2000-01-01 ") end def quoted_binary(value) diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index a958600446..544374586c 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -94,7 +94,7 @@ module ActiveRecord class StatementPool < ConnectionAdapters::StatementPool # :nodoc: private def dealloc(stmt) - stmt[:stmt].close unless stmt[:stmt].closed? + stmt.close unless stmt.closed? end end @@ -104,6 +104,10 @@ module ActiveRecord @active = true @statements = StatementPool.new(self.class.type_cast_config_to_integer(config[:statement_limit])) + if sqlite_version < "3.8.0" + raise "Your version of SQLite (#{sqlite_version}) is too old. Active Record supports SQLite >= 3.8." + end + configure_connection end @@ -116,7 +120,7 @@ module ActiveRecord end def supports_partial_index? - sqlite_version >= "3.8.0" + true end def requires_reloading? @@ -124,7 +128,7 @@ module ActiveRecord end def supports_foreign_keys_in_create? - sqlite_version >= "3.6.19" + true end def supports_views? @@ -139,10 +143,6 @@ module ActiveRecord true end - def supports_multi_insert? - sqlite_version >= "3.7.11" - end - def active? @active end @@ -187,13 +187,16 @@ module ActiveRecord # REFERENTIAL INTEGRITY ==================================== def disable_referential_integrity # :nodoc: - old = query_value("PRAGMA foreign_keys") + old_foreign_keys = query_value("PRAGMA foreign_keys") + old_defer_foreign_keys = query_value("PRAGMA defer_foreign_keys") begin + execute("PRAGMA defer_foreign_keys = ON") execute("PRAGMA foreign_keys = OFF") yield ensure - execute("PRAGMA foreign_keys = #{old}") + execute("PRAGMA defer_foreign_keys = #{old_defer_foreign_keys}") + execute("PRAGMA foreign_keys = #{old_foreign_keys}") end end @@ -224,11 +227,8 @@ module ActiveRecord stmt.close end else - cache = @statements[sql] ||= { - stmt: @connection.prepare(sql) - } - stmt = cache[:stmt] - cols = cache[:cols] ||= stmt.columns + stmt = @statements[sql] ||= @connection.prepare(sql) + cols = stmt.columns stmt.reset! stmt.bind_params(type_casted_binds) records = stmt.to_a @@ -410,9 +410,11 @@ module ActiveRecord caller = lambda { |definition| yield definition if block_given? } transaction do - move_table(table_name, altered_table_name, - options.merge(temporary: true)) - move_table(altered_table_name, table_name, &caller) + disable_referential_integrity do + move_table(table_name, altered_table_name, + options.merge(temporary: true)) + move_table(altered_table_name, table_name, &caller) + end end end diff --git a/activerecord/lib/active_record/connection_handling.rb b/activerecord/lib/active_record/connection_handling.rb index 88d28dc52a..ee0e651912 100644 --- a/activerecord/lib/active_record/connection_handling.rb +++ b/activerecord/lib/active_record/connection_handling.rb @@ -57,6 +57,10 @@ module ActiveRecord spec = resolver.resolve(config).symbolize_keys spec[:name] = spec_name + # use the primary config if a config is not passed in and + # it's a three tier config + spec = spec[spec_name.to_sym] if spec[spec_name.to_sym] + connection_handler.establish_connection(spec) end diff --git a/activerecord/lib/active_record/database_configurations.rb b/activerecord/lib/active_record/database_configurations.rb new file mode 100644 index 0000000000..ffeed45030 --- /dev/null +++ b/activerecord/lib/active_record/database_configurations.rb @@ -0,0 +1,63 @@ +# frozen_string_literal: true + +module ActiveRecord + module DatabaseConfigurations # :nodoc: + class DatabaseConfig + attr_reader :env_name, :spec_name, :config + + def initialize(env_name, spec_name, config) + @env_name = env_name + @spec_name = spec_name + @config = config + end + end + + # Selects the config for the specified environment and specification name + # + # For example if passed :development, and :animals it will select the database + # under the :development and :animals configuration level + def self.config_for_env_and_spec(environment, specification_name, configs = ActiveRecord::Base.configurations) # :nodoc: + configs_for(environment, configs).find do |db_config| + db_config.spec_name == specification_name + end + end + + # Collects the configs for the environment passed in. + # + # If a block is given returns the specification name and configuration + # otherwise returns an array of DatabaseConfig structs for the environment. + def self.configs_for(env, configs = ActiveRecord::Base.configurations, &blk) # :nodoc: + env_with_configs = db_configs(configs).select do |db_config| + db_config.env_name == env + end + + if block_given? + env_with_configs.each do |env_with_config| + yield env_with_config.spec_name, env_with_config.config + end + else + env_with_configs + end + end + + # Given an env, spec and config creates DatabaseConfig structs with + # each attribute set. + def self.walk_configs(env_name, spec_name, config) # :nodoc: + if config["database"] || config["url"] || config["adapter"] + DatabaseConfig.new(env_name, spec_name, config) + else + config.each_pair.map do |sub_spec_name, sub_config| + walk_configs(env_name, sub_spec_name, sub_config) + end + end + end + + # Walks all the configs passed in and returns an array + # of DatabaseConfig structs for each configuration. + def self.db_configs(configs = ActiveRecord::Base.configurations) # :nodoc: + configs.each_pair.flat_map do |env_name, config| + walk_configs(env_name, "primary", config) + end + end + end +end diff --git a/activerecord/lib/active_record/inheritance.rb b/activerecord/lib/active_record/inheritance.rb index 77cfb36b25..6891c575c7 100644 --- a/activerecord/lib/active_record/inheritance.rb +++ b/activerecord/lib/active_record/inheritance.rb @@ -55,7 +55,7 @@ module ActiveRecord if has_attribute?(inheritance_column) subclass = subclass_from_attributes(attributes) - if subclass.nil? && base_class == self + if subclass.nil? && base_class? subclass = subclass_from_attributes(column_defaults) end end @@ -104,6 +104,12 @@ module ActiveRecord end end + # Returns whether the class is a base class. + # See #base_class for more information. + def base_class? + base_class == self + end + # Set this to +true+ if this is an abstract class (see # <tt>abstract_class?</tt>). # If you are using inheritance with Active Record and don't want a class @@ -156,6 +162,10 @@ module ActiveRecord store_full_sti_class ? name : name.demodulize end + def polymorphic_name + base_class.name + end + def inherited(subclass) subclass.instance_variable_set(:@_type_candidates_cache, Concurrent::Map.new) super diff --git a/activerecord/lib/active_record/locking/optimistic.rb b/activerecord/lib/active_record/locking/optimistic.rb index bf17f27e68..7f096bb532 100644 --- a/activerecord/lib/active_record/locking/optimistic.rb +++ b/activerecord/lib/active_record/locking/optimistic.rb @@ -61,13 +61,6 @@ module ActiveRecord end private - - def increment_lock - lock_col = self.class.locking_column - previous_lock_value = send(lock_col) - send("#{lock_col}=", previous_lock_value + 1) - end - def _create_record(attribute_names = self.attribute_names, *) if locking_enabled? # We always want to persist the locking version, even if we don't detect @@ -77,64 +70,56 @@ module ActiveRecord super end - def _update_record(attribute_names = self.attribute_names) - attribute_names &= self.class.column_names + def _touch_row(attribute_names, time) + super + ensure + clear_attribute_change(self.class.locking_column) if locking_enabled? + end + + def _update_row(attribute_names, attempted_action = "update") return super unless locking_enabled? - return 0 if attribute_names.empty? begin - lock_col = self.class.locking_column - - previous_lock_value = read_attribute_before_type_cast(lock_col) - - increment_lock - - attribute_names.push(lock_col) + locking_column = self.class.locking_column + previous_lock_value = read_attribute_before_type_cast(locking_column) + attribute_names << locking_column - relation = self.class.unscoped + self[locking_column] += 1 - affected_rows = relation.where( - self.class.primary_key => id, - lock_col => previous_lock_value - ).update_all( - attributes_for_update(attribute_names).map do |name| - [name, _read_attribute(name)] - end.to_h + affected_rows = self.class._update_record( + attributes_with_values(attribute_names), + self.class.primary_key => id_in_database, + locking_column => previous_lock_value ) - unless affected_rows == 1 - raise ActiveRecord::StaleObjectError.new(self, "update") + if affected_rows != 1 + raise ActiveRecord::StaleObjectError.new(self, attempted_action) end affected_rows # If something went wrong, revert the locking_column value. rescue Exception - send("#{lock_col}=", previous_lock_value.to_i) - + self[locking_column] = previous_lock_value.to_i raise end end def destroy_row - affected_rows = super - - if locking_enabled? && affected_rows != 1 - raise ActiveRecord::StaleObjectError.new(self, "destroy") - end + return super unless locking_enabled? - affected_rows - end + locking_column = self.class.locking_column - def relation_for_destroy - relation = super + affected_rows = self.class._delete_record( + self.class.primary_key => id_in_database, + locking_column => read_attribute_before_type_cast(locking_column) + ) - if locking_enabled? - locking_column = self.class.locking_column - relation = relation.where(locking_column => read_attribute_before_type_cast(locking_column)) + if affected_rows != 1 + raise ActiveRecord::StaleObjectError.new(self, "destroy") end - relation + affected_rows end module ClassMethods diff --git a/activerecord/lib/active_record/locking/pessimistic.rb b/activerecord/lib/active_record/locking/pessimistic.rb index bb85c47e06..5d1d15c94d 100644 --- a/activerecord/lib/active_record/locking/pessimistic.rb +++ b/activerecord/lib/active_record/locking/pessimistic.rb @@ -62,7 +62,7 @@ module ActiveRecord # the locked record. def lock!(lock = true) if persisted? - if changed? + if has_changes_to_save? raise(<<-MSG.squish) Locking a record with unpersisted changes is not supported. Use `save` to persist the changes, or `reload` to discard them diff --git a/activerecord/lib/active_record/log_subscriber.rb b/activerecord/lib/active_record/log_subscriber.rb index 9234029c22..cf884bc6da 100644 --- a/activerecord/lib/active_record/log_subscriber.rb +++ b/activerecord/lib/active_record/log_subscriber.rb @@ -104,7 +104,7 @@ module ActiveRecord if source_line if defined?(::Rails.root) - app_root = "#{::Rails.root.to_s}/".freeze + app_root = "#{::Rails.root}/" source_line = source_line.sub(app_root, "") end @@ -125,7 +125,7 @@ module ActiveRecord ] end - RAILS_GEM_ROOT = File.expand_path("../../../..", __FILE__) + "/" + RAILS_GEM_ROOT = File.expand_path("../../..", __dir__) + "/" def ignored_callstack(path) path.start_with?(RAILS_GEM_ROOT) || diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 663b3c590a..025201c20b 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -1,5 +1,6 @@ # frozen_string_literal: true +require "benchmark" require "set" require "zlib" require "active_support/core_ext/module/attribute_accessors" diff --git a/activerecord/lib/active_record/model_schema.rb b/activerecord/lib/active_record/model_schema.rb index b04dc04899..694ff85fa1 100644 --- a/activerecord/lib/active_record/model_schema.rb +++ b/activerecord/lib/active_record/model_schema.rb @@ -276,7 +276,7 @@ module ActiveRecord end def sequence_name - if base_class == self + if base_class? @sequence_name ||= reset_sequence_name else (@sequence_name ||= nil) || base_class.sequence_name @@ -501,8 +501,7 @@ module ActiveRecord # Computes and returns a table name according to default conventions. def compute_table_name - base = base_class - if self == base + if base_class? # Nested classes are prefixed with singular parent table name. if parent < Base && !parent.abstract_class? contained = parent.table_name @@ -513,7 +512,7 @@ module ActiveRecord "#{full_table_name_prefix}#{contained}#{undecorated_table_name(name)}#{full_table_name_suffix}" else # STI subclasses always use their superclass' table. - base.table_name + base_class.table_name end end end diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 4eecbd0629..a0d5f1ee9f 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -169,17 +169,16 @@ module ActiveRecord primary_key_value = nil if primary_key && Hash === values - arel_primary_key = arel_attribute(primary_key) - primary_key_value = values[arel_primary_key] + primary_key_value = values[primary_key] if !primary_key_value && prefetch_primary_key? primary_key_value = next_sequence_value - values[arel_primary_key] = primary_key_value + values[primary_key] = primary_key_value end end if values.empty? - im = arel_table.compile_insert(connection.empty_insert_statement_value) + im = arel_table.compile_insert(connection.empty_insert_statement_value(primary_key)) im.into arel_table else im = arel_table.compile_insert(_substitute_values(values)) @@ -188,15 +187,26 @@ module ActiveRecord connection.insert(im, "#{self} Create", primary_key || false, primary_key_value) end - def _update_record(values, id, id_was) # :nodoc: - bind = predicate_builder.build_bind_attribute(primary_key, id_was || id) + def _update_record(values, constraints) # :nodoc: + constraints = _substitute_values(constraints).map { |attr, bind| attr.eq(bind) } + um = arel_table.where( - arel_attribute(primary_key).eq(bind) + constraints.reduce(&:and) ).compile_update(_substitute_values(values), primary_key) connection.update(um, "#{self} Update") end + def _delete_record(constraints) # :nodoc: + constraints = _substitute_values(constraints).map { |attr, bind| attr.eq(bind) } + + dm = Arel::DeleteManager.new + dm.from(arel_table) + dm.wheres = constraints + + connection.delete(dm, "#{self} Destroy") + end + private # Called by +instantiate+ to decide which class to use for a new # record instance. @@ -208,8 +218,9 @@ module ActiveRecord end def _substitute_values(values) - values.map do |attr, value| - bind = predicate_builder.build_bind_attribute(attr.name, value) + values.map do |name, value| + attr = arel_attribute(name) + bind = predicate_builder.build_bind_attribute(name, value) [attr, bind] end end @@ -310,7 +321,7 @@ module ActiveRecord # callbacks or any <tt>:dependent</tt> association # options, use <tt>#destroy</tt>. def delete - _relation_for_itself.delete_all if persisted? + _delete_row if persisted? @destroyed = true freeze end @@ -362,7 +373,8 @@ module ActiveRecord became = klass.allocate became.send(:initialize) became.instance_variable_set("@attributes", @attributes) - became.instance_variable_set("@mutations_from_database", @mutations_from_database) if defined?(@mutations_from_database) + became.instance_variable_set("@mutations_from_database", @mutations_from_database ||= nil) + became.instance_variable_set("@changed_attributes", attributes_changed_by_setter) became.instance_variable_set("@new_record", new_record?) became.instance_variable_set("@destroyed", destroyed?) became.errors.copy!(errors) @@ -463,13 +475,16 @@ module ActiveRecord verify_readonly_attribute(key.to_s) end - updated_count = _relation_for_itself.update_all(attributes) + affected_rows = self.class._update_record( + attributes, + self.class.primary_key => id_in_database + ) attributes.each do |k, v| write_attribute_without_type_cast(k, v) end - updated_count == 1 + affected_rows == 1 end # Initializes +attribute+ to zero if +nil+ and adds the value passed as +by+ (default is 1). @@ -642,35 +657,12 @@ module ActiveRecord MSG end - time ||= current_time_from_proper_timezone - attributes = timestamp_attributes_for_update_in_model - attributes.concat(names) - - unless attributes.empty? - changes = {} - - attributes.each do |column| - column = column.to_s - changes[column] = write_attribute(column, time) - end - - scope = _relation_for_itself - - if locking_enabled? - locking_column = self.class.locking_column - scope = scope.where(locking_column => read_attribute_before_type_cast(locking_column)) - changes[locking_column] = increment_lock - end - - clear_attribute_changes(changes.keys) - result = scope.update_all(changes) == 1 - - if !result && locking_enabled? - raise ActiveRecord::StaleObjectError.new(self, "touch") - end + attribute_names = timestamp_attributes_for_update_in_model + attribute_names |= names.map(&:to_s) - @_trigger_update_callback = result - result + unless attribute_names.empty? + affected_rows = _touch_row(attribute_names, time) + @_trigger_update_callback = affected_rows == 1 else true end @@ -683,15 +675,29 @@ module ActiveRecord end def destroy_row - relation_for_destroy.delete_all + _delete_row end - def relation_for_destroy - _relation_for_itself + def _delete_row + self.class._delete_record(self.class.primary_key => id_in_database) end - def _relation_for_itself - self.class.unscoped.where(self.class.primary_key => id) + def _touch_row(attribute_names, time) + time ||= current_time_from_proper_timezone + + attribute_names.each do |attr_name| + write_attribute(attr_name, time) + clear_attribute_change(attr_name) + end + + _update_row(attribute_names, "touch") + end + + def _update_row(attribute_names, attempted_action = "update") + self.class._update_record( + attributes_with_values(attribute_names), + self.class.primary_key => id_in_database + ) end def create_or_update(*args, &block) @@ -705,25 +711,26 @@ module ActiveRecord # Returns the number of affected rows. def _update_record(attribute_names = self.attribute_names) attribute_names &= self.class.column_names - attributes_values = arel_attributes_with_values_for_update(attribute_names) - if attributes_values.empty? - rows_affected = 0 + attribute_names = attributes_for_update(attribute_names) + + if attribute_names.empty? + affected_rows = 0 @_trigger_update_callback = true else - rows_affected = self.class._update_record(attributes_values, id, id_in_database) - @_trigger_update_callback = rows_affected > 0 + affected_rows = _update_row(attribute_names) + @_trigger_update_callback = affected_rows == 1 end yield(self) if block_given? - rows_affected + affected_rows end # Creates a record with values matching those of the instance attributes # and returns its id. def _create_record(attribute_names = self.attribute_names) attribute_names &= self.class.column_names - attributes_values = arel_attributes_with_values_for_create(attribute_names) + attributes_values = attributes_with_values_for_create(attribute_names) new_id = self.class._insert_record(attributes_values) self.id ||= new_id if self.class.primary_key diff --git a/activerecord/lib/active_record/query_cache.rb b/activerecord/lib/active_record/query_cache.rb index c8e340712d..28194c7c46 100644 --- a/activerecord/lib/active_record/query_cache.rb +++ b/activerecord/lib/active_record/query_cache.rb @@ -26,19 +26,12 @@ module ActiveRecord end def self.run - ActiveRecord::Base.connection_handler.connection_pool_list.map do |pool| - caching_was_enabled = pool.query_cache_enabled - - pool.enable_query_cache! - - [pool, caching_was_enabled] - end + ActiveRecord::Base.connection_handler.connection_pool_list. + reject { |p| p.query_cache_enabled }.each { |p| p.enable_query_cache! } end - def self.complete(caching_pools) - caching_pools.each do |pool, caching_was_enabled| - pool.disable_query_cache! unless caching_was_enabled - end + def self.complete(pools) + pools.each { |pool| pool.disable_query_cache! } ActiveRecord::Base.connection_handler.connection_pool_list.each do |pool| pool.release_connection if pool.active_connection? && !pool.connection.transaction_open? diff --git a/activerecord/lib/active_record/querying.rb b/activerecord/lib/active_record/querying.rb index 7c8f794910..d33d36ac02 100644 --- a/activerecord/lib/active_record/querying.rb +++ b/activerecord/lib/active_record/querying.rb @@ -13,7 +13,7 @@ module ActiveRecord :where, :rewhere, :preload, :eager_load, :includes, :from, :lock, :readonly, :extending, :having, :create_with, :distinct, :references, :none, :unscope, :merge, to: :all delegate :count, :average, :minimum, :maximum, :sum, :calculate, to: :all - delegate :pluck, :ids, to: :all + delegate :pluck, :pick, :ids, to: :all # Executes a custom SQL query against your database and returns all the results. The results will # be returned as an array with columns requested encapsulated as attributes of the model you call diff --git a/activerecord/lib/active_record/railtie.rb b/activerecord/lib/active_record/railtie.rb index ade5946dd5..6ab80a654d 100644 --- a/activerecord/lib/active_record/railtie.rb +++ b/activerecord/lib/active_record/railtie.rb @@ -157,6 +157,13 @@ end_warning end end + initializer "active_record.collection_cache_association_loading" do + require "active_record/railties/collection_cache_association_loading" + ActiveSupport.on_load(:action_view) do + ActionView::PartialRenderer.prepend(ActiveRecord::Railties::CollectionCacheAssociationLoading) + end + end + initializer "active_record.set_reloader_hooks" do ActiveSupport.on_load(:active_record) do ActiveSupport::Reloader.before_class_unload do diff --git a/activerecord/lib/active_record/railties/collection_cache_association_loading.rb b/activerecord/lib/active_record/railties/collection_cache_association_loading.rb new file mode 100644 index 0000000000..b5129e4239 --- /dev/null +++ b/activerecord/lib/active_record/railties/collection_cache_association_loading.rb @@ -0,0 +1,34 @@ +# frozen_string_literal: true + +module ActiveRecord + module Railties # :nodoc: + module CollectionCacheAssociationLoading #:nodoc: + def setup(context, options, block) + @relation = relation_from_options(options) + + super + end + + def relation_from_options(cached: nil, partial: nil, collection: nil, **_) + return unless cached + + relation = partial if partial.is_a?(ActiveRecord::Relation) + relation ||= collection if collection.is_a?(ActiveRecord::Relation) + + if relation && !relation.loaded? + relation.skip_preloading! + end + end + + def collection_without_template + @relation.preload_associations(@collection) if @relation + super + end + + def collection_with_template + @relation.preload_associations(@collection) if @relation + super + end + end + end +end diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake index 662a8bc720..24449e8df3 100644 --- a/activerecord/lib/active_record/railties/databases.rake +++ b/activerecord/lib/active_record/railties/databases.rake @@ -22,6 +22,14 @@ db_namespace = namespace :db do task all: :load_config do ActiveRecord::Tasks::DatabaseTasks.create_all end + + ActiveRecord::Tasks::DatabaseTasks.for_each do |spec_name| + desc "Create #{spec_name} database for current environment" + task spec_name => :load_config do + db_config = ActiveRecord::DatabaseConfigurations.config_for_env_and_spec(Rails.env, spec_name) + ActiveRecord::Tasks::DatabaseTasks.create(db_config.config) + end + end end desc "Creates the database from DATABASE_URL or config/database.yml for the current RAILS_ENV (use db:create:all to create all databases in the config). Without RAILS_ENV or when RAILS_ENV is development, it defaults to creating the development and test databases." @@ -33,6 +41,14 @@ db_namespace = namespace :db do task all: [:load_config, :check_protected_environments] do ActiveRecord::Tasks::DatabaseTasks.drop_all end + + ActiveRecord::Tasks::DatabaseTasks.for_each do |spec_name| + desc "Drop #{spec_name} database for current environment" + task spec_name => [:load_config, :check_protected_environments] do + db_config = ActiveRecord::DatabaseConfigurations.config_for_env_and_spec(Rails.env, spec_name) + ActiveRecord::Tasks::DatabaseTasks.drop(db_config.config) + end + end end desc "Drops the database from DATABASE_URL or config/database.yml for the current RAILS_ENV (use db:drop:all to drop all databases in the config). Without RAILS_ENV or when RAILS_ENV is development, it defaults to dropping the development and test databases." @@ -57,7 +73,10 @@ db_namespace = namespace :db do desc "Migrate the database (options: VERSION=x, VERBOSE=false, SCOPE=blog)." task migrate: :load_config do - ActiveRecord::Tasks::DatabaseTasks.migrate + ActiveRecord::DatabaseConfigurations.configs_for(Rails.env) do |spec_name, config| + ActiveRecord::Base.establish_connection(config) + ActiveRecord::Tasks::DatabaseTasks.migrate + end db_namespace["_dump"].invoke end @@ -77,6 +96,15 @@ db_namespace = namespace :db do end namespace :migrate do + ActiveRecord::Tasks::DatabaseTasks.for_each do |spec_name| + desc "Migrate #{spec_name} database for current environment" + task spec_name => :load_config do + db_config = ActiveRecord::DatabaseConfigurations.config_for_env_and_spec(Rails.env, spec_name) + ActiveRecord::Base.establish_connection(db_config.config) + ActiveRecord::Tasks::DatabaseTasks.migrate + end + end + # desc 'Rollbacks the database one migration and re migrate up (options: STEP=x, VERSION=x).' task redo: :load_config do raise "Empty VERSION provided" if ENV["VERSION"] && ENV["VERSION"].empty? @@ -246,10 +274,15 @@ db_namespace = namespace :db do desc "Creates a db/schema.rb file that is portable against any DB supported by Active Record" task dump: :load_config do require "active_record/schema_dumper" - filename = ENV["SCHEMA"] || File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, "schema.rb") - File.open(filename, "w:utf-8") do |file| - ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, file) + + ActiveRecord::DatabaseConfigurations.configs_for(Rails.env) do |spec_name, config| + filename = ActiveRecord::Tasks::DatabaseTasks.dump_filename(spec_name, :ruby) + File.open(filename, "w:utf-8") do |file| + ActiveRecord::Base.establish_connection(config) + ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, file) + end end + db_namespace["schema:dump"].reenable end @@ -276,22 +309,24 @@ db_namespace = namespace :db do rm_f filename, verbose: false end end - end namespace :structure do desc "Dumps the database structure to db/structure.sql. Specify another file with SCHEMA=db/my_structure.sql" task dump: :load_config do - filename = ENV["SCHEMA"] || File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, "structure.sql") - current_config = ActiveRecord::Tasks::DatabaseTasks.current_config - ActiveRecord::Tasks::DatabaseTasks.structure_dump(current_config, filename) - - if ActiveRecord::SchemaMigration.table_exists? - File.open(filename, "a") do |f| - f.puts ActiveRecord::Base.connection.dump_schema_information - f.print "\n" + ActiveRecord::DatabaseConfigurations.configs_for(Rails.env) do |spec_name, config| + ActiveRecord::Base.establish_connection(config) + filename = ActiveRecord::Tasks::DatabaseTasks.dump_filename(spec_name, :sql) + ActiveRecord::Tasks::DatabaseTasks.structure_dump(config, filename) + + if ActiveRecord::SchemaMigration.table_exists? + File.open(filename, "a") do |f| + f.puts ActiveRecord::Base.connection.dump_schema_information + f.print "\n" + end end end + db_namespace["structure:dump"].reenable end diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index 42b451241d..22d195c9a4 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -193,7 +193,7 @@ module ActiveRecord klass_scope = klass_join_scope(table, predicate_builder) if type - klass_scope.where!(type => foreign_klass.base_class.name) + klass_scope.where!(type => foreign_klass.polymorphic_name) end scope_chain_items.inject(klass_scope, &:merge!) @@ -417,7 +417,7 @@ module ActiveRecord class AssociationReflection < MacroReflection #:nodoc: def compute_class(name) if polymorphic? - raise ArgumentError, "Polymorphic association does not support to compute class." + raise ArgumentError, "Polymorphic associations do not support computing the class." end active_record.send(:compute_type, name) end diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index 736173ae1b..c055b97061 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -9,6 +9,7 @@ module ActiveRecord SINGLE_VALUE_METHODS = [:limit, :offset, :lock, :readonly, :reordering, :reverse_order, :distinct, :create_with, :skip_query_cache] + CLAUSE_METHODS = [:where, :having, :from] INVALID_METHODS_FOR_DELETE_ALL = [:distinct, :group, :having] @@ -18,6 +19,7 @@ module ActiveRecord include FinderMethods, Calculations, SpawnMethods, QueryMethods, Batches, Explain, Delegation attr_reader :table, :klass, :loaded, :predicate_builder + attr_accessor :skip_preloading_value alias :model :klass alias :loaded? :loaded alias :locked? :lock_value @@ -29,6 +31,7 @@ module ActiveRecord @offsets = {} @loaded = false @predicate_builder = predicate_builder + @delegate_to_klass = false end def initialize_copy(other) @@ -312,6 +315,13 @@ module ActiveRecord klass.current_scope = previous end + def _exec_scope(*args, &block) # :nodoc: + @delegate_to_klass = true + instance_exec(*args, &block) || self + ensure + @delegate_to_klass = false + end + # Updates all records in the current relation with details given. This method constructs a single SQL UPDATE # statement and sends it straight to the database. It does not instantiate the involved models and it does not # trigger Active Record callbacks or validations. However, values passed to #update_all will still go through @@ -359,6 +369,43 @@ module ActiveRecord @klass.connection.update stmt, "#{@klass} Update All" end + # Touches all records in the current relation without instantiating records first with the updated_at/on attributes + # set to the current time or the time specified. + # This method can be passed attribute names and an optional time argument. + # If attribute names are passed, they are updated along with updated_at/on attributes. + # If no time argument is passed, the current time is used as default. + # + # === Examples + # + # # Touch all records + # Person.all.touch_all + # # => "UPDATE \"people\" SET \"updated_at\" = '2018-01-04 22:55:23.132670'" + # + # # Touch multiple records with a custom attribute + # Person.all.touch_all(:created_at) + # # => "UPDATE \"people\" SET \"updated_at\" = '2018-01-04 22:55:23.132670', \"created_at\" = '2018-01-04 22:55:23.132670'" + # + # # Touch multiple records with a specified time + # Person.all.touch_all(time: Time.new(2020, 5, 16, 0, 0, 0)) + # # => "UPDATE \"people\" SET \"updated_at\" = '2020-05-16 00:00:00'" + # + # # Touch records with scope + # Person.where(name: 'David').touch_all + # # => "UPDATE \"people\" SET \"updated_at\" = '2018-01-04 22:55:23.132670' WHERE \"people\".\"name\" = 'David'" + def touch_all(*names, time: nil) + attributes = Array(names) + klass.timestamp_attributes_for_update_in_model + time ||= klass.current_time_from_proper_timezone + updates = {} + attributes.each { |column| updates[column] = time } + + if klass.locking_enabled? + quoted_locking_column = connection.quote_column_name(klass.locking_column) + updates = sanitize_sql_for_assignment(updates) + ", #{quoted_locking_column} = COALESCE(#{quoted_locking_column}, 0) + 1" + end + + update_all(updates) + end + # Destroys the records by instantiating each # record and calling its {#destroy}[rdoc-ref:Persistence#destroy] method. # Each object's callbacks are executed (including <tt>:dependent</tt> association options). @@ -445,6 +492,7 @@ module ActiveRecord end def reset + @delegate_to_klass = false @to_sql = @arel = @loaded = @should_eager_load = nil @records = [].freeze @offsets = {} @@ -546,6 +594,16 @@ module ActiveRecord ActiveRecord::Associations::AliasTracker.create(connection, table.name, joins) end + def preload_associations(records) # :nodoc: + preload = preload_values + preload += includes_values unless eager_loading? + preloader = nil + preload.each do |associations| + preloader ||= build_preloader + preloader.preload records, associations + end + end + protected def load_records(records) @@ -575,13 +633,7 @@ module ActiveRecord klass.find_by_sql(arel, &block).freeze end - preload = preload_values - preload += includes_values unless eager_loading? - preloader = nil - preload.each do |associations| - preloader ||= build_preloader - preloader.preload @records, associations - end + preload_associations(@records) unless skip_preloading_value @records.each(&:readonly!) if readonly_value diff --git a/activerecord/lib/active_record/relation/batches.rb b/activerecord/lib/active_record/relation/batches.rb index 561869017a..ec4bb06c57 100644 --- a/activerecord/lib/active_record/relation/batches.rb +++ b/activerecord/lib/active_record/relation/batches.rb @@ -251,25 +251,31 @@ module ActiveRecord end end - attr = Relation::QueryAttribute.new(primary_key, primary_key_offset, klass.type_for_attribute(primary_key)) - batch_relation = relation.where(arel_attribute(primary_key).gt(Arel::Nodes::BindParam.new(attr))) + bind = primary_key_bind(primary_key_offset) + batch_relation = relation.where(arel_attribute(primary_key).gt(bind)) end end private def apply_limits(relation, start, finish) - if start - attr = Relation::QueryAttribute.new(primary_key, start, klass.type_for_attribute(primary_key)) - relation = relation.where(arel_attribute(primary_key).gteq(Arel::Nodes::BindParam.new(attr))) - end - if finish - attr = Relation::QueryAttribute.new(primary_key, finish, klass.type_for_attribute(primary_key)) - relation = relation.where(arel_attribute(primary_key).lteq(Arel::Nodes::BindParam.new(attr))) - end + relation = apply_start_limit(relation, start) if start + relation = apply_finish_limit(relation, finish) if finish relation end + def apply_start_limit(relation, start) + relation.where(arel_attribute(primary_key).gteq(primary_key_bind(start))) + end + + def apply_finish_limit(relation, finish) + relation.where(arel_attribute(primary_key).lteq(primary_key_bind(finish))) + end + + def primary_key_bind(value) + predicate_builder.build_bind_attribute(primary_key, value) + end + def batch_order arel_attribute(primary_key).asc end diff --git a/activerecord/lib/active_record/relation/delegation.rb b/activerecord/lib/active_record/relation/delegation.rb index 4b16b49cdf..488f71cdde 100644 --- a/activerecord/lib/active_record/relation/delegation.rb +++ b/activerecord/lib/active_record/relation/delegation.rb @@ -82,6 +82,11 @@ module ActiveRecord if @klass.respond_to?(method) self.class.delegate_to_scoped_klass(method) scoping { @klass.public_send(method, *args, &block) } + elsif @delegate_to_klass && @klass.respond_to?(method, true) + ActiveSupport::Deprecation.warn \ + "Delegating missing #{method} method to #{@klass}. " \ + "Accessibility of private/protected class methods in :scope is deprecated and will be removed in Rails 6.0." + @klass.send(method, *args, &block) elsif arel.respond_to?(method) ActiveSupport::Deprecation.warn \ "Delegating #{method} to arel is deprecated and will be removed in Rails 6.0." diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 5f959af5dc..f7613a187d 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -371,16 +371,16 @@ module ActiveRecord relation end - def construct_join_dependency(eager_loading: true) + def construct_join_dependency including = eager_load_values + includes_values joins = joins_values.select { |join| join.is_a?(Arel::Nodes::Join) } ActiveRecord::Associations::JoinDependency.new( - klass, table, including, alias_tracker(joins), eager_loading: eager_loading + klass, table, including, alias_tracker(joins) ) end def apply_join_dependency(eager_loading: true) - join_dependency = construct_join_dependency(eager_loading: eager_loading) + join_dependency = construct_join_dependency relation = except(:includes, :eager_load, :preload).joins!(join_dependency) if eager_loading && !using_limitable_reflections?(join_dependency.reflections) diff --git a/activerecord/lib/active_record/relation/predicate_builder/polymorphic_array_value.rb b/activerecord/lib/active_record/relation/predicate_builder/polymorphic_array_value.rb index a5e9a0473e..aae04d9348 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/polymorphic_array_value.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/polymorphic_array_value.rb @@ -22,19 +22,21 @@ module ActiveRecord def type_to_ids_mapping default_hash = Hash.new { |hsh, key| hsh[key] = [] } - values.each_with_object(default_hash) { |value, hash| hash[base_class(value).name] << convert_to_id(value) } + values.each_with_object(default_hash) do |value, hash| + hash[klass(value).polymorphic_name] << convert_to_id(value) + end end def primary_key(value) - associated_table.association_join_primary_key(base_class(value)) + associated_table.association_join_primary_key(klass(value)) end - def base_class(value) + def klass(value) case value when Base - value.class.base_class + value.class when Relation - value.klass.base_class + value.klass end end diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index 3afa368575..db9101a168 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -894,8 +894,13 @@ module ActiveRecord self end - def skip_query_cache! # :nodoc: - self.skip_query_cache_value = true + def skip_query_cache!(value = true) # :nodoc: + self.skip_query_cache_value = value + self + end + + def skip_preloading! # :nodoc: + self.skip_preloading_value = true self end @@ -904,11 +909,12 @@ module ActiveRecord @arel ||= build_arel(aliases) end + # Returns a relation value with a given name + def get_value(name) # :nodoc: + @values.fetch(name, DEFAULT_VALUES[name]) + end + protected - # Returns a relation value with a given name - def get_value(name) # :nodoc: - @values.fetch(name, DEFAULT_VALUES[name]) - end # Sets the relation value with the given name def set_value(name, value) # :nodoc: diff --git a/activerecord/lib/active_record/relation/spawn_methods.rb b/activerecord/lib/active_record/relation/spawn_methods.rb index 562e04194c..b092399657 100644 --- a/activerecord/lib/active_record/relation/spawn_methods.rb +++ b/activerecord/lib/active_record/relation/spawn_methods.rb @@ -10,6 +10,7 @@ module ActiveRecord def spawn #:nodoc: clone end + alias :all :spawn # Merges in the conditions from <tt>other</tt>, if <tt>other</tt> is an ActiveRecord::Relation. # Returns an array representing the intersection of the resulting records with <tt>other</tt>, if <tt>other</tt> is an array. diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb index b8d848b999..d475e77444 100644 --- a/activerecord/lib/active_record/schema_dumper.rb +++ b/activerecord/lib/active_record/schema_dumper.rb @@ -17,6 +17,12 @@ module ActiveRecord # Only strings are accepted if ActiveRecord::Base.schema_format == :sql. cattr_accessor :ignore_tables, default: [] + ## + # :singleton-method: + # Specify a custom regular expression matching foreign keys which name + # should not be dumped to db/schema.rb. + cattr_accessor :fk_ignore_pattern, default: /^fk_rails_[0-9a-f]{10}$/ + class << self def dump(connection = ActiveRecord::Base.connection, stream = STDOUT, config = ActiveRecord::Base) connection.create_schema_dumper(generate_options(config)).dump(stream) @@ -65,11 +71,11 @@ module ActiveRecord # of editing this file, please use the migrations feature of Active Record to # incrementally modify your database, and then regenerate this schema definition. # -# Note that this schema.rb definition is the authoritative source for your -# database schema. If you need to create the application database on another -# system, you should be using db:schema:load, not running all the migrations -# from scratch. The latter is a flawed and unsustainable approach (the more migrations -# you'll amass, the slower it'll run and the greater likelihood for issues). +# This file is the source Rails uses to define your schema when running `rails +# db:schema:load`. When creating a new database, `rails db:schema:load` tends to +# be faster and is potentially less error prone than running all of your +# migrations from scratch. Old migrations may fail to apply correctly if those +# migrations use external dependencies or application code. # # It's strongly recommended that you check this file into your version control system. @@ -210,7 +216,7 @@ HEADER parts << "primary_key: #{foreign_key.primary_key.inspect}" end - if foreign_key.name !~ /^fk_rails_[0-9a-f]{10}$/ + if foreign_key.export_name_on_schema_dump? parts << "name: #{foreign_key.name.inspect}" end diff --git a/activerecord/lib/active_record/scoping/named.rb b/activerecord/lib/active_record/scoping/named.rb index 752655aa05..a784001587 100644 --- a/activerecord/lib/active_record/scoping/named.rb +++ b/activerecord/lib/active_record/scoping/named.rb @@ -183,7 +183,7 @@ module ActiveRecord if body.respond_to?(:to_proc) singleton_class.send(:define_method, name) do |*args| scope = all - scope = scope.instance_exec(*args, &body) || scope + scope = scope._exec_scope(*args, &body) scope = scope.extending(extension) if extension scope end diff --git a/activerecord/lib/active_record/store.rb b/activerecord/lib/active_record/store.rb index 6dbc977f9a..8d628359c3 100644 --- a/activerecord/lib/active_record/store.rb +++ b/activerecord/lib/active_record/store.rb @@ -17,8 +17,8 @@ module ActiveRecord # You can set custom coder to encode/decode your serialized attributes to/from different formats. # JSON, YAML, Marshal are supported out of the box. Generally it can be any wrapper that provides +load+ and +dump+. # - # NOTE: If you are using PostgreSQL specific columns like +hstore+ or +json+ there is no need for - # the serialization provided by {.store}[rdoc-ref:rdoc-ref:ClassMethods#store]. + # NOTE: If you are using structured database data types (eg. PostgreSQL +hstore+/+json+, or MySQL 5.7+ + # +json+) there is no need for the serialization provided by {.store}[rdoc-ref:rdoc-ref:ClassMethods#store]. # Simply use {.store_accessor}[rdoc-ref:ClassMethods#store_accessor] instead to generate # the accessor methods. Be aware that these columns use a string keyed hash and do not allow access # using a symbol. @@ -31,10 +31,14 @@ module ActiveRecord # # class User < ActiveRecord::Base # store :settings, accessors: [ :color, :homepage ], coder: JSON + # store :parent, accessors: [ :name ], coder: JSON, prefix: true + # store :spouse, accessors: [ :name ], coder: JSON, prefix: :partner # end # - # u = User.new(color: 'black', homepage: '37signals.com') + # u = User.new(color: 'black', homepage: '37signals.com', parent_name: 'Mary', partner_name: 'Lily') # u.color # Accessor stored attribute + # u.parent_name # Accessor stored attribute with prefix + # u.partner_name # Accessor stored attribute with custom prefix # u.settings[:country] = 'Denmark' # Any attribute, even if not specified with an accessor # # # There is no difference between strings and symbols for accessing custom attributes @@ -44,6 +48,7 @@ module ActiveRecord # # Add additional accessors to an existing store through store_accessor # class SuperUser < User # store_accessor :settings, :privileges, :servants + # store_accessor :parent, :birthday, prefix: true # end # # The stored attribute names can be retrieved using {.stored_attributes}[rdoc-ref:rdoc-ref:ClassMethods#stored_attributes]. @@ -81,19 +86,29 @@ module ActiveRecord module ClassMethods def store(store_attribute, options = {}) serialize store_attribute, IndifferentCoder.new(store_attribute, options[:coder]) - store_accessor(store_attribute, options[:accessors]) if options.has_key? :accessors + store_accessor(store_attribute, options[:accessors], prefix: options[:prefix]) if options.has_key? :accessors end - def store_accessor(store_attribute, *keys) + def store_accessor(store_attribute, *keys, prefix: nil) keys = keys.flatten + accessor_prefix = + case prefix + when String, Symbol + "#{prefix}_" + when TrueClass + "#{store_attribute}_" + else + "" + end + _store_accessors_module.module_eval do keys.each do |key| - define_method("#{key}=") do |value| + define_method("#{accessor_prefix}#{key}=") do |value| write_store_attribute(store_attribute, key, value) end - define_method(key) do + define_method("#{accessor_prefix}#{key}") do read_store_attribute(store_attribute, key) end end diff --git a/activerecord/lib/active_record/tasks/database_tasks.rb b/activerecord/lib/active_record/tasks/database_tasks.rb index d8e0cd1e30..521375954b 100644 --- a/activerecord/lib/active_record/tasks/database_tasks.rb +++ b/activerecord/lib/active_record/tasks/database_tasks.rb @@ -134,6 +134,18 @@ module ActiveRecord end end + def for_each + databases = Rails.application.config.load_database_yaml + database_configs = ActiveRecord::DatabaseConfigurations.configs_for(Rails.env, databases) + + # if this is a single database application we don't want tasks for each primary database + return if database_configs.count == 1 + + database_configs.each do |db_config| + yield db_config.spec_name + end + end + def create_current(environment = env) each_current_configuration(environment) { |configuration| create configuration @@ -163,16 +175,11 @@ module ActiveRecord } end - def verbose? - ENV["VERBOSE"] ? ENV["VERBOSE"] != "false" : true - end - def migrate check_target_version - verbose = verbose? scope = ENV["SCOPE"] - verbose_was, Migration.verbose = Migration.verbose, verbose + verbose_was, Migration.verbose = Migration.verbose, verbose? Base.connection.migration_context.migrate(target_version) do |migration| scope.blank? || scope == migration.scope end @@ -238,8 +245,8 @@ module ActiveRecord class_for_adapter(configuration["adapter"]).new(*arguments).structure_load(filename, structure_load_flags) end - def load_schema(configuration, format = ActiveRecord::Base.schema_format, file = nil, environment = env) # :nodoc: - file ||= schema_file(format) + def load_schema(configuration, format = ActiveRecord::Base.schema_format, file = nil, environment = env, spec_name = "primary") # :nodoc: + file ||= dump_filename(spec_name, format) check_schema_file(file) ActiveRecord::Base.establish_connection(configuration) @@ -257,17 +264,31 @@ module ActiveRecord end def schema_file(format = ActiveRecord::Base.schema_format) + File.join(db_dir, schema_file_type(format)) + end + + def schema_file_type(format = ActiveRecord::Base.schema_format) case format when :ruby - File.join(db_dir, "schema.rb") + "schema.rb" when :sql - File.join(db_dir, "structure.sql") + "structure.sql" end end + def dump_filename(namespace, format = ActiveRecord::Base.schema_format) + filename = if namespace == "primary" + schema_file_type(format) + else + "#{namespace}_#{schema_file_type(format)}" + end + + ENV["SCHEMA"] || File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, filename) + end + def load_schema_current(format = ActiveRecord::Base.schema_format, file = nil, environment = env) - each_current_configuration(environment) { |configuration, configuration_environment| - load_schema configuration, format, file, configuration_environment + each_current_configuration(environment) { |configuration, spec_name, env| + load_schema(configuration, format, file, env, spec_name) } ActiveRecord::Base.establish_connection(environment.to_sym) end @@ -301,6 +322,9 @@ module ActiveRecord end private + def verbose? + ENV["VERBOSE"] ? ENV["VERBOSE"] != "false" : true + end def class_for_adapter(adapter) _key, task = @tasks.each_pair.detect { |pattern, _task| adapter[pattern] } @@ -314,10 +338,10 @@ module ActiveRecord environments = [environment] environments << "test" if environment == "development" - ActiveRecord::Base.configurations.slice(*environments).each do |configuration_environment, configuration| - next unless configuration["database"] - - yield configuration, configuration_environment + environments.each do |env| + ActiveRecord::DatabaseConfigurations.configs_for(env) do |spec_name, configuration| + yield configuration, spec_name, env + end end end diff --git a/activerecord/lib/active_record/timestamp.rb b/activerecord/lib/active_record/timestamp.rb index 5da3759e5a..e47f06bf3a 100644 --- a/activerecord/lib/active_record/timestamp.rb +++ b/activerecord/lib/active_record/timestamp.rb @@ -52,16 +52,20 @@ module ActiveRecord clear_timestamp_attributes end - class_methods do + module ClassMethods # :nodoc: + def timestamp_attributes_for_update_in_model + timestamp_attributes_for_update.select { |c| column_names.include?(c) } + end + + def current_time_from_proper_timezone + default_timezone == :utc ? Time.now.utc : Time.now + end + private def timestamp_attributes_for_create_in_model timestamp_attributes_for_create.select { |c| column_names.include?(c) } end - def timestamp_attributes_for_update_in_model - timestamp_attributes_for_update.select { |c| column_names.include?(c) } - end - def all_timestamp_attributes_in_model timestamp_attributes_for_create_in_model + timestamp_attributes_for_update_in_model end @@ -73,10 +77,6 @@ module ActiveRecord def timestamp_attributes_for_update ["updated_at", "updated_on"] end - - def current_time_from_proper_timezone - default_timezone == :utc ? Time.now.utc : Time.now - end end private @@ -116,7 +116,7 @@ module ActiveRecord end def timestamp_attributes_for_update_in_model - self.class.send(:timestamp_attributes_for_update_in_model) + self.class.timestamp_attributes_for_update_in_model end def all_timestamp_attributes_in_model @@ -124,7 +124,7 @@ module ActiveRecord end def current_time_from_proper_timezone - self.class.send(:current_time_from_proper_timezone) + self.class.current_time_from_proper_timezone end def max_updated_column_timestamp(timestamp_names = timestamp_attributes_for_update_in_model) diff --git a/activerecord/lib/active_record/transactions.rb b/activerecord/lib/active_record/transactions.rb index 97cba5d1c7..82adb19f5b 100644 --- a/activerecord/lib/active_record/transactions.rb +++ b/activerecord/lib/active_record/transactions.rb @@ -306,9 +306,7 @@ module ActiveRecord end def save(*) #:nodoc: - rollback_active_record_state! do - with_transaction_returning_status { super } - end + with_transaction_returning_status { super } end def save!(*) #:nodoc: @@ -319,17 +317,6 @@ module ActiveRecord with_transaction_returning_status { super } end - # Reset id and @new_record if the transaction rolls back. - def rollback_active_record_state! - remember_transaction_record_state - yield - rescue Exception - restore_transaction_record_state - raise - ensure - clear_transaction_record_state - end - def before_committed! # :nodoc: _run_before_commit_without_transaction_enrollment_callbacks _run_before_commit_callbacks @@ -340,7 +327,7 @@ module ActiveRecord # Ensure that it is not called if the object was never persisted (failed create), # but call it after the commit of a destroyed object. def committed!(should_run_callbacks: true) #:nodoc: - if should_run_callbacks && destroyed? || persisted? + if should_run_callbacks && (destroyed? || persisted?) _run_commit_without_transaction_enrollment_callbacks _run_commit_callbacks end @@ -382,13 +369,7 @@ module ActiveRecord status = nil self.class.transaction do add_to_transaction - begin - status = yield - rescue ActiveRecord::Rollback - clear_transaction_record_state - status = nil - end - + status = yield raise ActiveRecord::Rollback unless status end status @@ -402,8 +383,8 @@ module ActiveRecord # Save the new record state and id of a record so it can be restored later if a transaction fails. def remember_transaction_record_state - @_start_transaction_state[:id] = id @_start_transaction_state.reverse_merge!( + id: id, new_record: @new_record, destroyed: @destroyed, frozen?: frozen?, @@ -491,7 +472,8 @@ module ActiveRecord def update_attributes_from_transaction_state(transaction_state) if transaction_state && transaction_state.finalized? - restore_transaction_record_state if transaction_state.rolledback? + restore_transaction_record_state(transaction_state.fully_rolledback?) if transaction_state.rolledback? + force_clear_transaction_record_state if transaction_state.fully_committed? clear_transaction_record_state if transaction_state.fully_completed? end end diff --git a/activerecord/lib/active_record/translation.rb b/activerecord/lib/active_record/translation.rb index 3cf70eafb8..82661a328a 100644 --- a/activerecord/lib/active_record/translation.rb +++ b/activerecord/lib/active_record/translation.rb @@ -10,7 +10,7 @@ module ActiveRecord classes = [klass] return classes if klass == ActiveRecord::Base - while klass != klass.base_class + while !klass.base_class? classes << klass = klass.superclass end classes diff --git a/activerecord/lib/active_record/validations/uniqueness.rb b/activerecord/lib/active_record/validations/uniqueness.rb index 4c2c5dd852..5a1dbc8e53 100644 --- a/activerecord/lib/active_record/validations/uniqueness.rb +++ b/activerecord/lib/active_record/validations/uniqueness.rb @@ -23,7 +23,7 @@ module ActiveRecord relation = build_relation(finder_class, attribute, value) if record.persisted? if finder_class.primary_key - relation = relation.where.not(finder_class.primary_key => record.id_in_database || record.id) + relation = relation.where.not(finder_class.primary_key => record.id_in_database) else raise UnknownPrimaryKey.new(finder_class, "Can not validate uniqueness for persisted record without primary key.") end diff --git a/activerecord/lib/arel.rb b/activerecord/lib/arel.rb new file mode 100644 index 0000000000..7d04e1cac6 --- /dev/null +++ b/activerecord/lib/arel.rb @@ -0,0 +1,40 @@ +# frozen_string_literal: true + +require "arel/errors" + +require "arel/crud" +require "arel/factory_methods" + +require "arel/expressions" +require "arel/predications" +require "arel/window_predications" +require "arel/math" +require "arel/alias_predication" +require "arel/order_predications" +require "arel/table" +require "arel/attributes" +require "arel/compatibility/wheres" + +require "arel/visitors" +require "arel/collectors/sql_string" + +require "arel/tree_manager" +require "arel/insert_manager" +require "arel/select_manager" +require "arel/update_manager" +require "arel/delete_manager" +require "arel/nodes" + +module Arel # :nodoc: all + VERSION = "10.0.0" + + def self.sql(raw_sql) + Arel::Nodes::SqlLiteral.new raw_sql + end + + def self.star + sql "*" + end + ## Convenience Alias + Node = Arel::Nodes::Node +end diff --git a/activerecord/lib/arel/alias_predication.rb b/activerecord/lib/arel/alias_predication.rb new file mode 100644 index 0000000000..4abbbb7ef6 --- /dev/null +++ b/activerecord/lib/arel/alias_predication.rb @@ -0,0 +1,9 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module AliasPredication + def as(other) + Nodes::As.new self, Nodes::SqlLiteral.new(other) + end + end +end diff --git a/activerecord/lib/arel/attributes.rb b/activerecord/lib/arel/attributes.rb new file mode 100644 index 0000000000..35d586c948 --- /dev/null +++ b/activerecord/lib/arel/attributes.rb @@ -0,0 +1,22 @@ +# frozen_string_literal: true + +require "arel/attributes/attribute" + +module Arel # :nodoc: all + module Attributes + ### + # Factory method to wrap a raw database +column+ to an Arel Attribute. + def self.for(column) + case column.type + when :string, :text, :binary then String + when :integer then Integer + when :float then Float + when :decimal then Decimal + when :date, :datetime, :timestamp, :time then Time + when :boolean then Boolean + else + Undefined + end + end + end +end diff --git a/activerecord/lib/arel/attributes/attribute.rb b/activerecord/lib/arel/attributes/attribute.rb new file mode 100644 index 0000000000..ecf499a23e --- /dev/null +++ b/activerecord/lib/arel/attributes/attribute.rb @@ -0,0 +1,37 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Attributes + class Attribute < Struct.new :relation, :name + include Arel::Expressions + include Arel::Predications + include Arel::AliasPredication + include Arel::OrderPredications + include Arel::Math + + ### + # Create a node for lowering this attribute + def lower + relation.lower self + end + + def type_cast_for_database(value) + relation.type_cast_for_database(name, value) + end + + def able_to_type_cast? + relation.able_to_type_cast? + end + end + + class String < Attribute; end + class Time < Attribute; end + class Boolean < Attribute; end + class Decimal < Attribute; end + class Float < Attribute; end + class Integer < Attribute; end + class Undefined < Attribute; end + end + + Attribute = Attributes::Attribute +end diff --git a/activerecord/lib/arel/collectors/bind.rb b/activerecord/lib/arel/collectors/bind.rb new file mode 100644 index 0000000000..6f8912575d --- /dev/null +++ b/activerecord/lib/arel/collectors/bind.rb @@ -0,0 +1,24 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Collectors + class Bind + def initialize + @binds = [] + end + + def <<(str) + self + end + + def add_bind(bind) + @binds << bind + self + end + + def value + @binds + end + end + end +end diff --git a/activerecord/lib/arel/collectors/composite.rb b/activerecord/lib/arel/collectors/composite.rb new file mode 100644 index 0000000000..d040d8598d --- /dev/null +++ b/activerecord/lib/arel/collectors/composite.rb @@ -0,0 +1,32 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Collectors + class Composite + def initialize(left, right) + @left = left + @right = right + end + + def <<(str) + left << str + right << str + self + end + + def add_bind(bind, &block) + left.add_bind bind, &block + right.add_bind bind, &block + self + end + + def value + [left.value, right.value] + end + + protected + + attr_reader :left, :right + end + end +end diff --git a/activerecord/lib/arel/collectors/plain_string.rb b/activerecord/lib/arel/collectors/plain_string.rb new file mode 100644 index 0000000000..687d7fbf2f --- /dev/null +++ b/activerecord/lib/arel/collectors/plain_string.rb @@ -0,0 +1,20 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Collectors + class PlainString + def initialize + @str = "".dup + end + + def value + @str + end + + def <<(str) + @str << str + self + end + end + end +end diff --git a/activerecord/lib/arel/collectors/sql_string.rb b/activerecord/lib/arel/collectors/sql_string.rb new file mode 100644 index 0000000000..c293a89a74 --- /dev/null +++ b/activerecord/lib/arel/collectors/sql_string.rb @@ -0,0 +1,24 @@ +# frozen_string_literal: true + +require "arel/collectors/plain_string" + +module Arel # :nodoc: all + module Collectors + class SQLString < PlainString + def initialize(*) + super + @bind_index = 1 + end + + def add_bind(bind) + self << yield(@bind_index) + @bind_index += 1 + self + end + + def compile(bvs) + value + end + end + end +end diff --git a/activerecord/lib/arel/collectors/substitute_binds.rb b/activerecord/lib/arel/collectors/substitute_binds.rb new file mode 100644 index 0000000000..3f40eec8a8 --- /dev/null +++ b/activerecord/lib/arel/collectors/substitute_binds.rb @@ -0,0 +1,29 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Collectors + class SubstituteBinds + def initialize(quoter, delegate_collector) + @quoter = quoter + @delegate = delegate_collector + end + + def <<(str) + delegate << str + self + end + + def add_bind(bind) + self << quoter.quote(bind) + end + + def value + delegate.value + end + + protected + + attr_reader :quoter, :delegate + end + end +end diff --git a/activerecord/lib/arel/compatibility/wheres.rb b/activerecord/lib/arel/compatibility/wheres.rb new file mode 100644 index 0000000000..c8a73f0dae --- /dev/null +++ b/activerecord/lib/arel/compatibility/wheres.rb @@ -0,0 +1,35 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Compatibility # :nodoc: + class Wheres # :nodoc: + include Enumerable + + module Value # :nodoc: + attr_accessor :visitor + def value + visitor.accept self + end + + def name + super.to_sym + end + end + + def initialize(engine, collection) + @engine = engine + @collection = collection + end + + def each + to_sql = Visitors::ToSql.new @engine + + @collection.each { |c| + c.extend(Value) + c.visitor = to_sql + yield c + } + end + end + end +end diff --git a/activerecord/lib/arel/crud.rb b/activerecord/lib/arel/crud.rb new file mode 100644 index 0000000000..e8a563ca4a --- /dev/null +++ b/activerecord/lib/arel/crud.rb @@ -0,0 +1,42 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + ### + # FIXME hopefully we can remove this + module Crud + def compile_update(values, pk) + um = UpdateManager.new + + if Nodes::SqlLiteral === values + relation = @ctx.from + else + relation = values.first.first.relation + end + um.key = pk + um.table relation + um.set values + um.take @ast.limit.expr if @ast.limit + um.order(*@ast.orders) + um.wheres = @ctx.wheres + um + end + + def compile_insert(values) + im = create_insert + im.insert values + im + end + + def create_insert + InsertManager.new + end + + def compile_delete + dm = DeleteManager.new + dm.take @ast.limit.expr if @ast.limit + dm.wheres = @ctx.wheres + dm.from @ctx.froms + dm + end + end +end diff --git a/activerecord/lib/arel/delete_manager.rb b/activerecord/lib/arel/delete_manager.rb new file mode 100644 index 0000000000..2def581009 --- /dev/null +++ b/activerecord/lib/arel/delete_manager.rb @@ -0,0 +1,25 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + class DeleteManager < Arel::TreeManager + def initialize + super + @ast = Nodes::DeleteStatement.new + @ctx = @ast + end + + def from(relation) + @ast.relation = relation + self + end + + def take(limit) + @ast.limit = Nodes::Limit.new(Nodes.build_quoted(limit)) if limit + self + end + + def wheres=(list) + @ast.wheres = list + end + end +end diff --git a/activerecord/lib/arel/errors.rb b/activerecord/lib/arel/errors.rb new file mode 100644 index 0000000000..2f8d5e3c02 --- /dev/null +++ b/activerecord/lib/arel/errors.rb @@ -0,0 +1,9 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + class ArelError < StandardError + end + + class EmptyJoinError < ArelError + end +end diff --git a/activerecord/lib/arel/expressions.rb b/activerecord/lib/arel/expressions.rb new file mode 100644 index 0000000000..da8afb338c --- /dev/null +++ b/activerecord/lib/arel/expressions.rb @@ -0,0 +1,29 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Expressions + def count(distinct = false) + Nodes::Count.new [self], distinct + end + + def sum + Nodes::Sum.new [self] + end + + def maximum + Nodes::Max.new [self] + end + + def minimum + Nodes::Min.new [self] + end + + def average + Nodes::Avg.new [self] + end + + def extract(field) + Nodes::Extract.new [self], field + end + end +end diff --git a/activerecord/lib/arel/factory_methods.rb b/activerecord/lib/arel/factory_methods.rb new file mode 100644 index 0000000000..b828bc274e --- /dev/null +++ b/activerecord/lib/arel/factory_methods.rb @@ -0,0 +1,45 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + ### + # Methods for creating various nodes + module FactoryMethods + def create_true + Arel::Nodes::True.new + end + + def create_false + Arel::Nodes::False.new + end + + def create_table_alias(relation, name) + Nodes::TableAlias.new(relation, name) + end + + def create_join(to, constraint = nil, klass = Nodes::InnerJoin) + klass.new(to, constraint) + end + + def create_string_join(to) + create_join to, nil, Nodes::StringJoin + end + + def create_and(clauses) + Nodes::And.new clauses + end + + def create_on(expr) + Nodes::On.new expr + end + + def grouping(expr) + Nodes::Grouping.new expr + end + + ### + # Create a LOWER() function + def lower(column) + Nodes::NamedFunction.new "LOWER", [Nodes.build_quoted(column)] + end + end +end diff --git a/activerecord/lib/arel/insert_manager.rb b/activerecord/lib/arel/insert_manager.rb new file mode 100644 index 0000000000..c90fc33a48 --- /dev/null +++ b/activerecord/lib/arel/insert_manager.rb @@ -0,0 +1,49 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + class InsertManager < Arel::TreeManager + def initialize + super + @ast = Nodes::InsertStatement.new + end + + def into(table) + @ast.relation = table + self + end + + def columns; @ast.columns end + def values=(val); @ast.values = val; end + + def select(select) + @ast.select = select + end + + def insert(fields) + return if fields.empty? + + if String === fields + @ast.values = Nodes::SqlLiteral.new(fields) + else + @ast.relation ||= fields.first.first.relation + + values = [] + + fields.each do |column, value| + @ast.columns << column + values << value + end + @ast.values = create_values values, @ast.columns + end + self + end + + def create_values(values, columns) + Nodes::Values.new values, columns + end + + def create_values_list(rows) + Nodes::ValuesList.new(rows) + end + end +end diff --git a/activerecord/lib/arel/math.rb b/activerecord/lib/arel/math.rb new file mode 100644 index 0000000000..2359f13148 --- /dev/null +++ b/activerecord/lib/arel/math.rb @@ -0,0 +1,45 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Math + def *(other) + Arel::Nodes::Multiplication.new(self, other) + end + + def +(other) + Arel::Nodes::Grouping.new(Arel::Nodes::Addition.new(self, other)) + end + + def -(other) + Arel::Nodes::Grouping.new(Arel::Nodes::Subtraction.new(self, other)) + end + + def /(other) + Arel::Nodes::Division.new(self, other) + end + + def &(other) + Arel::Nodes::Grouping.new(Arel::Nodes::BitwiseAnd.new(self, other)) + end + + def |(other) + Arel::Nodes::Grouping.new(Arel::Nodes::BitwiseOr.new(self, other)) + end + + def ^(other) + Arel::Nodes::Grouping.new(Arel::Nodes::BitwiseXor.new(self, other)) + end + + def <<(other) + Arel::Nodes::Grouping.new(Arel::Nodes::BitwiseShiftLeft.new(self, other)) + end + + def >>(other) + Arel::Nodes::Grouping.new(Arel::Nodes::BitwiseShiftRight.new(self, other)) + end + + def ~@ + Arel::Nodes::BitwiseNot.new(self) + end + end +end diff --git a/activerecord/lib/arel/nodes.rb b/activerecord/lib/arel/nodes.rb new file mode 100644 index 0000000000..5af0e532e2 --- /dev/null +++ b/activerecord/lib/arel/nodes.rb @@ -0,0 +1,67 @@ +# frozen_string_literal: true + +# node +require "arel/nodes/node" +require "arel/nodes/node_expression" +require "arel/nodes/select_statement" +require "arel/nodes/select_core" +require "arel/nodes/insert_statement" +require "arel/nodes/update_statement" +require "arel/nodes/bind_param" + +# terminal + +require "arel/nodes/terminal" +require "arel/nodes/true" +require "arel/nodes/false" + +# unary +require "arel/nodes/unary" +require "arel/nodes/grouping" +require "arel/nodes/ascending" +require "arel/nodes/descending" +require "arel/nodes/unqualified_column" +require "arel/nodes/with" + +# binary +require "arel/nodes/binary" +require "arel/nodes/equality" +require "arel/nodes/in" # Why is this subclassed from equality? +require "arel/nodes/join_source" +require "arel/nodes/delete_statement" +require "arel/nodes/table_alias" +require "arel/nodes/infix_operation" +require "arel/nodes/unary_operation" +require "arel/nodes/over" +require "arel/nodes/matches" +require "arel/nodes/regexp" + +# nary +require "arel/nodes/and" + +# function +# FIXME: Function + Alias can be rewritten as a Function and Alias node. +# We should make Function a Unary node and deprecate the use of "aliaz" +require "arel/nodes/function" +require "arel/nodes/count" +require "arel/nodes/extract" +require "arel/nodes/values" +require "arel/nodes/values_list" +require "arel/nodes/named_function" + +# windows +require "arel/nodes/window" + +# conditional expressions +require "arel/nodes/case" + +# joins +require "arel/nodes/full_outer_join" +require "arel/nodes/inner_join" +require "arel/nodes/outer_join" +require "arel/nodes/right_outer_join" +require "arel/nodes/string_join" + +require "arel/nodes/sql_literal" + +require "arel/nodes/casted" diff --git a/activerecord/lib/arel/nodes/and.rb b/activerecord/lib/arel/nodes/and.rb new file mode 100644 index 0000000000..c530a77bfb --- /dev/null +++ b/activerecord/lib/arel/nodes/and.rb @@ -0,0 +1,32 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class And < Arel::Nodes::Node + attr_reader :children + + def initialize(children) + super() + @children = children + end + + def left + children.first + end + + def right + children[1] + end + + def hash + children.hash + end + + def eql?(other) + self.class == other.class && + self.children == other.children + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/ascending.rb b/activerecord/lib/arel/nodes/ascending.rb new file mode 100644 index 0000000000..8b617f4df5 --- /dev/null +++ b/activerecord/lib/arel/nodes/ascending.rb @@ -0,0 +1,23 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Ascending < Ordering + def reverse + Descending.new(expr) + end + + def direction + :asc + end + + def ascending? + true + end + + def descending? + false + end + end + end +end diff --git a/activerecord/lib/arel/nodes/binary.rb b/activerecord/lib/arel/nodes/binary.rb new file mode 100644 index 0000000000..e184e99c73 --- /dev/null +++ b/activerecord/lib/arel/nodes/binary.rb @@ -0,0 +1,52 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Binary < Arel::Nodes::NodeExpression + attr_accessor :left, :right + + def initialize(left, right) + super() + @left = left + @right = right + end + + def initialize_copy(other) + super + @left = @left.clone if @left + @right = @right.clone if @right + end + + def hash + [self.class, @left, @right].hash + end + + def eql?(other) + self.class == other.class && + self.left == other.left && + self.right == other.right + end + alias :== :eql? + end + + %w{ + As + Assignment + Between + GreaterThan + GreaterThanOrEqual + Join + LessThan + LessThanOrEqual + NotEqual + NotIn + Or + Union + UnionAll + Intersect + Except + }.each do |name| + const_set name, Class.new(Binary) + end + end +end diff --git a/activerecord/lib/arel/nodes/bind_param.rb b/activerecord/lib/arel/nodes/bind_param.rb new file mode 100644 index 0000000000..53c5563d93 --- /dev/null +++ b/activerecord/lib/arel/nodes/bind_param.rb @@ -0,0 +1,28 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class BindParam < Node + attr_accessor :value + + def initialize(value) + @value = value + super() + end + + def hash + [self.class, self.value].hash + end + + def eql?(other) + other.is_a?(BindParam) && + value == other.value + end + alias :== :eql? + + def nil? + value.nil? + end + end + end +end diff --git a/activerecord/lib/arel/nodes/case.rb b/activerecord/lib/arel/nodes/case.rb new file mode 100644 index 0000000000..654a54825e --- /dev/null +++ b/activerecord/lib/arel/nodes/case.rb @@ -0,0 +1,55 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Case < Arel::Nodes::Node + attr_accessor :case, :conditions, :default + + def initialize(expression = nil, default = nil) + @case = expression + @conditions = [] + @default = default + end + + def when(condition, expression = nil) + @conditions << When.new(Nodes.build_quoted(condition), expression) + self + end + + def then(expression) + @conditions.last.right = Nodes.build_quoted(expression) + self + end + + def else(expression) + @default = Else.new Nodes.build_quoted(expression) + self + end + + def initialize_copy(other) + super + @case = @case.clone if @case + @conditions = @conditions.map { |x| x.clone } + @default = @default.clone if @default + end + + def hash + [@case, @conditions, @default].hash + end + + def eql?(other) + self.class == other.class && + self.case == other.case && + self.conditions == other.conditions && + self.default == other.default + end + alias :== :eql? + end + + class When < Binary # :nodoc: + end + + class Else < Unary # :nodoc: + end + end +end diff --git a/activerecord/lib/arel/nodes/casted.rb b/activerecord/lib/arel/nodes/casted.rb new file mode 100644 index 0000000000..c1e6e97d6d --- /dev/null +++ b/activerecord/lib/arel/nodes/casted.rb @@ -0,0 +1,46 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Casted < Arel::Nodes::NodeExpression # :nodoc: + attr_reader :val, :attribute + def initialize(val, attribute) + @val = val + @attribute = attribute + super() + end + + def nil?; @val.nil?; end + + def hash + [self.class, val, attribute].hash + end + + def eql?(other) + self.class == other.class && + self.val == other.val && + self.attribute == other.attribute + end + alias :== :eql? + end + + class Quoted < Arel::Nodes::Unary # :nodoc: + alias :val :value + def nil?; val.nil?; end + end + + def self.build_quoted(other, attribute = nil) + case other + when Arel::Nodes::Node, Arel::Attributes::Attribute, Arel::Table, Arel::Nodes::BindParam, Arel::SelectManager, Arel::Nodes::Quoted, Arel::Nodes::SqlLiteral + other + else + case attribute + when Arel::Attributes::Attribute + Casted.new other, attribute + else + Quoted.new other + end + end + end + end +end diff --git a/activerecord/lib/arel/nodes/count.rb b/activerecord/lib/arel/nodes/count.rb new file mode 100644 index 0000000000..880464639d --- /dev/null +++ b/activerecord/lib/arel/nodes/count.rb @@ -0,0 +1,12 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Count < Arel::Nodes::Function + def initialize(expr, distinct = false, aliaz = nil) + super(expr, aliaz) + @distinct = distinct + end + end + end +end diff --git a/activerecord/lib/arel/nodes/delete_statement.rb b/activerecord/lib/arel/nodes/delete_statement.rb new file mode 100644 index 0000000000..eaac05e2f6 --- /dev/null +++ b/activerecord/lib/arel/nodes/delete_statement.rb @@ -0,0 +1,38 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class DeleteStatement < Arel::Nodes::Node + attr_accessor :left, :right + attr_accessor :limit + + alias :relation :left + alias :relation= :left= + alias :wheres :right + alias :wheres= :right= + + def initialize(relation = nil, wheres = []) + super() + @left = relation + @right = wheres + end + + def initialize_copy(other) + super + @left = @left.clone if @left + @right = @right.clone if @right + end + + def hash + [self.class, @left, @right].hash + end + + def eql?(other) + self.class == other.class && + self.left == other.left && + self.right == other.right + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/descending.rb b/activerecord/lib/arel/nodes/descending.rb new file mode 100644 index 0000000000..f3f6992ca8 --- /dev/null +++ b/activerecord/lib/arel/nodes/descending.rb @@ -0,0 +1,23 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Descending < Ordering + def reverse + Ascending.new(expr) + end + + def direction + :desc + end + + def ascending? + false + end + + def descending? + true + end + end + end +end diff --git a/activerecord/lib/arel/nodes/equality.rb b/activerecord/lib/arel/nodes/equality.rb new file mode 100644 index 0000000000..2aa85a977e --- /dev/null +++ b/activerecord/lib/arel/nodes/equality.rb @@ -0,0 +1,11 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Equality < Arel::Nodes::Binary + def operator; :== end + alias :operand1 :left + alias :operand2 :right + end + end +end diff --git a/activerecord/lib/arel/nodes/extract.rb b/activerecord/lib/arel/nodes/extract.rb new file mode 100644 index 0000000000..5799ee9b8f --- /dev/null +++ b/activerecord/lib/arel/nodes/extract.rb @@ -0,0 +1,24 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Extract < Arel::Nodes::Unary + attr_accessor :field + + def initialize(expr, field) + super(expr) + @field = field + end + + def hash + super ^ @field.hash + end + + def eql?(other) + super && + self.field == other.field + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/false.rb b/activerecord/lib/arel/nodes/false.rb new file mode 100644 index 0000000000..1e5bf04be5 --- /dev/null +++ b/activerecord/lib/arel/nodes/false.rb @@ -0,0 +1,16 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class False < Arel::Nodes::NodeExpression + def hash + self.class.hash + end + + def eql?(other) + self.class == other.class + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/full_outer_join.rb b/activerecord/lib/arel/nodes/full_outer_join.rb new file mode 100644 index 0000000000..91bb81f2e3 --- /dev/null +++ b/activerecord/lib/arel/nodes/full_outer_join.rb @@ -0,0 +1,8 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class FullOuterJoin < Arel::Nodes::Join + end + end +end diff --git a/activerecord/lib/arel/nodes/function.rb b/activerecord/lib/arel/nodes/function.rb new file mode 100644 index 0000000000..0a439b39f5 --- /dev/null +++ b/activerecord/lib/arel/nodes/function.rb @@ -0,0 +1,44 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Function < Arel::Nodes::NodeExpression + include Arel::WindowPredications + attr_accessor :expressions, :alias, :distinct + + def initialize(expr, aliaz = nil) + super() + @expressions = expr + @alias = aliaz && SqlLiteral.new(aliaz) + @distinct = false + end + + def as(aliaz) + self.alias = SqlLiteral.new(aliaz) + self + end + + def hash + [@expressions, @alias, @distinct].hash + end + + def eql?(other) + self.class == other.class && + self.expressions == other.expressions && + self.alias == other.alias && + self.distinct == other.distinct + end + alias :== :eql? + end + + %w{ + Sum + Exists + Max + Min + Avg + }.each do |name| + const_set(name, Class.new(Function)) + end + end +end diff --git a/activerecord/lib/arel/nodes/grouping.rb b/activerecord/lib/arel/nodes/grouping.rb new file mode 100644 index 0000000000..4d0bd69d4d --- /dev/null +++ b/activerecord/lib/arel/nodes/grouping.rb @@ -0,0 +1,8 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Grouping < Unary + end + end +end diff --git a/activerecord/lib/arel/nodes/in.rb b/activerecord/lib/arel/nodes/in.rb new file mode 100644 index 0000000000..2be45d6f99 --- /dev/null +++ b/activerecord/lib/arel/nodes/in.rb @@ -0,0 +1,8 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class In < Equality + end + end +end diff --git a/activerecord/lib/arel/nodes/infix_operation.rb b/activerecord/lib/arel/nodes/infix_operation.rb new file mode 100644 index 0000000000..bc7e20dcc6 --- /dev/null +++ b/activerecord/lib/arel/nodes/infix_operation.rb @@ -0,0 +1,80 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class InfixOperation < Binary + include Arel::Expressions + include Arel::Predications + include Arel::OrderPredications + include Arel::AliasPredication + include Arel::Math + + attr_reader :operator + + def initialize(operator, left, right) + super(left, right) + @operator = operator + end + end + + class Multiplication < InfixOperation + def initialize(left, right) + super(:*, left, right) + end + end + + class Division < InfixOperation + def initialize(left, right) + super(:/, left, right) + end + end + + class Addition < InfixOperation + def initialize(left, right) + super(:+, left, right) + end + end + + class Subtraction < InfixOperation + def initialize(left, right) + super(:-, left, right) + end + end + + class Concat < InfixOperation + def initialize(left, right) + super("||", left, right) + end + end + + class BitwiseAnd < InfixOperation + def initialize(left, right) + super(:&, left, right) + end + end + + class BitwiseOr < InfixOperation + def initialize(left, right) + super(:|, left, right) + end + end + + class BitwiseXor < InfixOperation + def initialize(left, right) + super(:^, left, right) + end + end + + class BitwiseShiftLeft < InfixOperation + def initialize(left, right) + super(:<<, left, right) + end + end + + class BitwiseShiftRight < InfixOperation + def initialize(left, right) + super(:>>, left, right) + end + end + end +end diff --git a/activerecord/lib/arel/nodes/inner_join.rb b/activerecord/lib/arel/nodes/inner_join.rb new file mode 100644 index 0000000000..519fafad09 --- /dev/null +++ b/activerecord/lib/arel/nodes/inner_join.rb @@ -0,0 +1,8 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class InnerJoin < Arel::Nodes::Join + end + end +end diff --git a/activerecord/lib/arel/nodes/insert_statement.rb b/activerecord/lib/arel/nodes/insert_statement.rb new file mode 100644 index 0000000000..d28fd1f6c8 --- /dev/null +++ b/activerecord/lib/arel/nodes/insert_statement.rb @@ -0,0 +1,37 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class InsertStatement < Arel::Nodes::Node + attr_accessor :relation, :columns, :values, :select + + def initialize + super() + @relation = nil + @columns = [] + @values = nil + @select = nil + end + + def initialize_copy(other) + super + @columns = @columns.clone + @values = @values.clone if @values + @select = @select.clone if @select + end + + def hash + [@relation, @columns, @values, @select].hash + end + + def eql?(other) + self.class == other.class && + self.relation == other.relation && + self.columns == other.columns && + self.select == other.select && + self.values == other.values + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/join_source.rb b/activerecord/lib/arel/nodes/join_source.rb new file mode 100644 index 0000000000..abf0944623 --- /dev/null +++ b/activerecord/lib/arel/nodes/join_source.rb @@ -0,0 +1,20 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + ### + # Class that represents a join source + # + # http://www.sqlite.org/syntaxdiagrams.html#join-source + + class JoinSource < Arel::Nodes::Binary + def initialize(single_source, joinop = []) + super + end + + def empty? + !left && right.empty? + end + end + end +end diff --git a/activerecord/lib/arel/nodes/matches.rb b/activerecord/lib/arel/nodes/matches.rb new file mode 100644 index 0000000000..fd5734f4bd --- /dev/null +++ b/activerecord/lib/arel/nodes/matches.rb @@ -0,0 +1,18 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Matches < Binary + attr_reader :escape + attr_accessor :case_sensitive + + def initialize(left, right, escape = nil, case_sensitive = false) + super(left, right) + @escape = escape && Nodes.build_quoted(escape) + @case_sensitive = case_sensitive + end + end + + class DoesNotMatch < Matches; end + end +end diff --git a/activerecord/lib/arel/nodes/named_function.rb b/activerecord/lib/arel/nodes/named_function.rb new file mode 100644 index 0000000000..126462d6d6 --- /dev/null +++ b/activerecord/lib/arel/nodes/named_function.rb @@ -0,0 +1,23 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class NamedFunction < Arel::Nodes::Function + attr_accessor :name + + def initialize(name, expr, aliaz = nil) + super(expr, aliaz) + @name = name + end + + def hash + super ^ @name.hash + end + + def eql?(other) + super && self.name == other.name + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/node.rb b/activerecord/lib/arel/nodes/node.rb new file mode 100644 index 0000000000..2b9b1e9828 --- /dev/null +++ b/activerecord/lib/arel/nodes/node.rb @@ -0,0 +1,60 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + ### + # Abstract base class for all AST nodes + class Node + include Arel::FactoryMethods + include Enumerable + + if $DEBUG + def _caller + @caller + end + + def initialize + @caller = caller.dup + end + end + + ### + # Factory method to create a Nodes::Not node that has the recipient of + # the caller as a child. + def not + Nodes::Not.new self + end + + ### + # Factory method to create a Nodes::Grouping node that has an Nodes::Or + # node as a child. + def or(right) + Nodes::Grouping.new Nodes::Or.new(self, right) + end + + ### + # Factory method to create an Nodes::And node. + def and(right) + Nodes::And.new [self, right] + end + + # FIXME: this method should go away. I don't like people calling + # to_sql on non-head nodes. This forces us to walk the AST until we + # can find a node that has a "relation" member. + # + # Maybe we should just use `Table.engine`? :'( + def to_sql(engine = Table.engine) + collector = Arel::Collectors::SQLString.new + collector = engine.connection.visitor.accept self, collector + collector.value + end + + # Iterate through AST, nodes will be yielded depth-first + def each(&block) + return enum_for(:each) unless block_given? + + ::Arel::Visitors::DepthFirst.new(block).accept self + end + end + end +end diff --git a/activerecord/lib/arel/nodes/node_expression.rb b/activerecord/lib/arel/nodes/node_expression.rb new file mode 100644 index 0000000000..cbcfaba37c --- /dev/null +++ b/activerecord/lib/arel/nodes/node_expression.rb @@ -0,0 +1,13 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class NodeExpression < Arel::Nodes::Node + include Arel::Expressions + include Arel::Predications + include Arel::AliasPredication + include Arel::OrderPredications + include Arel::Math + end + end +end diff --git a/activerecord/lib/arel/nodes/outer_join.rb b/activerecord/lib/arel/nodes/outer_join.rb new file mode 100644 index 0000000000..0a3042be61 --- /dev/null +++ b/activerecord/lib/arel/nodes/outer_join.rb @@ -0,0 +1,8 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class OuterJoin < Arel::Nodes::Join + end + end +end diff --git a/activerecord/lib/arel/nodes/over.rb b/activerecord/lib/arel/nodes/over.rb new file mode 100644 index 0000000000..91176764a9 --- /dev/null +++ b/activerecord/lib/arel/nodes/over.rb @@ -0,0 +1,15 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Over < Binary + include Arel::AliasPredication + + def initialize(left, right = nil) + super(left, right) + end + + def operator; "OVER" end + end + end +end diff --git a/activerecord/lib/arel/nodes/regexp.rb b/activerecord/lib/arel/nodes/regexp.rb new file mode 100644 index 0000000000..7c25095569 --- /dev/null +++ b/activerecord/lib/arel/nodes/regexp.rb @@ -0,0 +1,16 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Regexp < Binary + attr_accessor :case_sensitive + + def initialize(left, right, case_sensitive = true) + super(left, right) + @case_sensitive = case_sensitive + end + end + + class NotRegexp < Regexp; end + end +end diff --git a/activerecord/lib/arel/nodes/right_outer_join.rb b/activerecord/lib/arel/nodes/right_outer_join.rb new file mode 100644 index 0000000000..04ed4aaa78 --- /dev/null +++ b/activerecord/lib/arel/nodes/right_outer_join.rb @@ -0,0 +1,8 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class RightOuterJoin < Arel::Nodes::Join + end + end +end diff --git a/activerecord/lib/arel/nodes/select_core.rb b/activerecord/lib/arel/nodes/select_core.rb new file mode 100644 index 0000000000..2defe61974 --- /dev/null +++ b/activerecord/lib/arel/nodes/select_core.rb @@ -0,0 +1,65 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class SelectCore < Arel::Nodes::Node + attr_accessor :top, :projections, :wheres, :groups, :windows + attr_accessor :havings, :source, :set_quantifier + + def initialize + super() + @source = JoinSource.new nil + @top = nil + + # https://ronsavage.github.io/SQL/sql-92.bnf.html#set%20quantifier + @set_quantifier = nil + @projections = [] + @wheres = [] + @groups = [] + @havings = [] + @windows = [] + end + + def from + @source.left + end + + def from=(value) + @source.left = value + end + + alias :froms= :from= + alias :froms :from + + def initialize_copy(other) + super + @source = @source.clone if @source + @projections = @projections.clone + @wheres = @wheres.clone + @groups = @groups.clone + @havings = @havings.clone + @windows = @windows.clone + end + + def hash + [ + @source, @top, @set_quantifier, @projections, + @wheres, @groups, @havings, @windows + ].hash + end + + def eql?(other) + self.class == other.class && + self.source == other.source && + self.top == other.top && + self.set_quantifier == other.set_quantifier && + self.projections == other.projections && + self.wheres == other.wheres && + self.groups == other.groups && + self.havings == other.havings && + self.windows == other.windows + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/select_statement.rb b/activerecord/lib/arel/nodes/select_statement.rb new file mode 100644 index 0000000000..eff5dad939 --- /dev/null +++ b/activerecord/lib/arel/nodes/select_statement.rb @@ -0,0 +1,41 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class SelectStatement < Arel::Nodes::NodeExpression + attr_reader :cores + attr_accessor :limit, :orders, :lock, :offset, :with + + def initialize(cores = [SelectCore.new]) + super() + @cores = cores + @orders = [] + @limit = nil + @lock = nil + @offset = nil + @with = nil + end + + def initialize_copy(other) + super + @cores = @cores.map { |x| x.clone } + @orders = @orders.map { |x| x.clone } + end + + def hash + [@cores, @orders, @limit, @lock, @offset, @with].hash + end + + def eql?(other) + self.class == other.class && + self.cores == other.cores && + self.orders == other.orders && + self.limit == other.limit && + self.lock == other.lock && + self.offset == other.offset && + self.with == other.with + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/sql_literal.rb b/activerecord/lib/arel/nodes/sql_literal.rb new file mode 100644 index 0000000000..d25a8521b7 --- /dev/null +++ b/activerecord/lib/arel/nodes/sql_literal.rb @@ -0,0 +1,16 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class SqlLiteral < String + include Arel::Expressions + include Arel::Predications + include Arel::AliasPredication + include Arel::OrderPredications + + def encode_with(coder) + coder.scalar = self.to_s + end + end + end +end diff --git a/activerecord/lib/arel/nodes/string_join.rb b/activerecord/lib/arel/nodes/string_join.rb new file mode 100644 index 0000000000..86027fcab7 --- /dev/null +++ b/activerecord/lib/arel/nodes/string_join.rb @@ -0,0 +1,11 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class StringJoin < Arel::Nodes::Join + def initialize(left, right = nil) + super + end + end + end +end diff --git a/activerecord/lib/arel/nodes/table_alias.rb b/activerecord/lib/arel/nodes/table_alias.rb new file mode 100644 index 0000000000..f95ca16a3d --- /dev/null +++ b/activerecord/lib/arel/nodes/table_alias.rb @@ -0,0 +1,27 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class TableAlias < Arel::Nodes::Binary + alias :name :right + alias :relation :left + alias :table_alias :name + + def [](name) + Attribute.new(self, name) + end + + def table_name + relation.respond_to?(:name) ? relation.name : name + end + + def type_cast_for_database(*args) + relation.type_cast_for_database(*args) + end + + def able_to_type_cast? + relation.respond_to?(:able_to_type_cast?) && relation.able_to_type_cast? + end + end + end +end diff --git a/activerecord/lib/arel/nodes/terminal.rb b/activerecord/lib/arel/nodes/terminal.rb new file mode 100644 index 0000000000..d84c453f1a --- /dev/null +++ b/activerecord/lib/arel/nodes/terminal.rb @@ -0,0 +1,16 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Distinct < Arel::Nodes::NodeExpression + def hash + self.class.hash + end + + def eql?(other) + self.class == other.class + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/true.rb b/activerecord/lib/arel/nodes/true.rb new file mode 100644 index 0000000000..c891012969 --- /dev/null +++ b/activerecord/lib/arel/nodes/true.rb @@ -0,0 +1,16 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class True < Arel::Nodes::NodeExpression + def hash + self.class.hash + end + + def eql?(other) + self.class == other.class + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/unary.rb b/activerecord/lib/arel/nodes/unary.rb new file mode 100644 index 0000000000..a3c0045897 --- /dev/null +++ b/activerecord/lib/arel/nodes/unary.rb @@ -0,0 +1,45 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Unary < Arel::Nodes::NodeExpression + attr_accessor :expr + alias :value :expr + + def initialize(expr) + super() + @expr = expr + end + + def hash + @expr.hash + end + + def eql?(other) + self.class == other.class && + self.expr == other.expr + end + alias :== :eql? + end + + %w{ + Bin + Cube + DistinctOn + Group + GroupingElement + GroupingSet + Lateral + Limit + Lock + Not + Offset + On + Ordering + RollUp + Top + }.each do |name| + const_set(name, Class.new(Unary)) + end + end +end diff --git a/activerecord/lib/arel/nodes/unary_operation.rb b/activerecord/lib/arel/nodes/unary_operation.rb new file mode 100644 index 0000000000..524282ac84 --- /dev/null +++ b/activerecord/lib/arel/nodes/unary_operation.rb @@ -0,0 +1,20 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class UnaryOperation < Unary + attr_reader :operator + + def initialize(operator, operand) + super(operand) + @operator = operator + end + end + + class BitwiseNot < UnaryOperation + def initialize(operand) + super(:~, operand) + end + end + end +end diff --git a/activerecord/lib/arel/nodes/unqualified_column.rb b/activerecord/lib/arel/nodes/unqualified_column.rb new file mode 100644 index 0000000000..7c3e0720d7 --- /dev/null +++ b/activerecord/lib/arel/nodes/unqualified_column.rb @@ -0,0 +1,22 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class UnqualifiedColumn < Arel::Nodes::Unary + alias :attribute :expr + alias :attribute= :expr= + + def relation + @expr.relation + end + + def column + @expr.column + end + + def name + @expr.name + end + end + end +end diff --git a/activerecord/lib/arel/nodes/update_statement.rb b/activerecord/lib/arel/nodes/update_statement.rb new file mode 100644 index 0000000000..5184b1180f --- /dev/null +++ b/activerecord/lib/arel/nodes/update_statement.rb @@ -0,0 +1,40 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class UpdateStatement < Arel::Nodes::Node + attr_accessor :relation, :wheres, :values, :orders, :limit + attr_accessor :key + + def initialize + @relation = nil + @wheres = [] + @values = [] + @orders = [] + @limit = nil + @key = nil + end + + def initialize_copy(other) + super + @wheres = @wheres.clone + @values = @values.clone + end + + def hash + [@relation, @wheres, @values, @orders, @limit, @key].hash + end + + def eql?(other) + self.class == other.class && + self.relation == other.relation && + self.wheres == other.wheres && + self.values == other.values && + self.orders == other.orders && + self.limit == other.limit && + self.key == other.key + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/values.rb b/activerecord/lib/arel/nodes/values.rb new file mode 100644 index 0000000000..650248dc04 --- /dev/null +++ b/activerecord/lib/arel/nodes/values.rb @@ -0,0 +1,16 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Values < Arel::Nodes::Binary + alias :expressions :left + alias :expressions= :left= + alias :columns :right + alias :columns= :right= + + def initialize(exprs, columns = []) + super + end + end + end +end diff --git a/activerecord/lib/arel/nodes/values_list.rb b/activerecord/lib/arel/nodes/values_list.rb new file mode 100644 index 0000000000..27109848e4 --- /dev/null +++ b/activerecord/lib/arel/nodes/values_list.rb @@ -0,0 +1,24 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class ValuesList < Node + attr_reader :rows + + def initialize(rows) + @rows = rows + super() + end + + def hash + @rows.hash + end + + def eql?(other) + self.class == other.class && + self.rows == other.rows + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/window.rb b/activerecord/lib/arel/nodes/window.rb new file mode 100644 index 0000000000..4916fc7fbe --- /dev/null +++ b/activerecord/lib/arel/nodes/window.rb @@ -0,0 +1,126 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Window < Arel::Nodes::Node + attr_accessor :orders, :framing, :partitions + + def initialize + @orders = [] + @partitions = [] + @framing = nil + end + + def order(*expr) + # FIXME: We SHOULD NOT be converting these to SqlLiteral automatically + @orders.concat expr.map { |x| + String === x || Symbol === x ? Nodes::SqlLiteral.new(x.to_s) : x + } + self + end + + def partition(*expr) + # FIXME: We SHOULD NOT be converting these to SqlLiteral automatically + @partitions.concat expr.map { |x| + String === x || Symbol === x ? Nodes::SqlLiteral.new(x.to_s) : x + } + self + end + + def frame(expr) + @framing = expr + end + + def rows(expr = nil) + if @framing + Rows.new(expr) + else + frame(Rows.new(expr)) + end + end + + def range(expr = nil) + if @framing + Range.new(expr) + else + frame(Range.new(expr)) + end + end + + def initialize_copy(other) + super + @orders = @orders.map { |x| x.clone } + end + + def hash + [@orders, @framing].hash + end + + def eql?(other) + self.class == other.class && + self.orders == other.orders && + self.framing == other.framing && + self.partitions == other.partitions + end + alias :== :eql? + end + + class NamedWindow < Window + attr_accessor :name + + def initialize(name) + super() + @name = name + end + + def initialize_copy(other) + super + @name = other.name.clone + end + + def hash + super ^ @name.hash + end + + def eql?(other) + super && self.name == other.name + end + alias :== :eql? + end + + class Rows < Unary + def initialize(expr = nil) + super(expr) + end + end + + class Range < Unary + def initialize(expr = nil) + super(expr) + end + end + + class CurrentRow < Node + def hash + self.class.hash + end + + def eql?(other) + self.class == other.class + end + alias :== :eql? + end + + class Preceding < Unary + def initialize(expr = nil) + super(expr) + end + end + + class Following < Unary + def initialize(expr = nil) + super(expr) + end + end + end +end diff --git a/activerecord/lib/arel/nodes/with.rb b/activerecord/lib/arel/nodes/with.rb new file mode 100644 index 0000000000..157bdcaa08 --- /dev/null +++ b/activerecord/lib/arel/nodes/with.rb @@ -0,0 +1,11 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class With < Arel::Nodes::Unary + alias children expr + end + + class WithRecursive < With; end + end +end diff --git a/activerecord/lib/arel/order_predications.rb b/activerecord/lib/arel/order_predications.rb new file mode 100644 index 0000000000..d785bbba92 --- /dev/null +++ b/activerecord/lib/arel/order_predications.rb @@ -0,0 +1,13 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module OrderPredications + def asc + Nodes::Ascending.new self + end + + def desc + Nodes::Descending.new self + end + end +end diff --git a/activerecord/lib/arel/predications.rb b/activerecord/lib/arel/predications.rb new file mode 100644 index 0000000000..e83a6f162f --- /dev/null +++ b/activerecord/lib/arel/predications.rb @@ -0,0 +1,241 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Predications + def not_eq(other) + Nodes::NotEqual.new self, quoted_node(other) + end + + def not_eq_any(others) + grouping_any :not_eq, others + end + + def not_eq_all(others) + grouping_all :not_eq, others + end + + def eq(other) + Nodes::Equality.new self, quoted_node(other) + end + + def eq_any(others) + grouping_any :eq, others + end + + def eq_all(others) + grouping_all :eq, quoted_array(others) + end + + def between(other) + if equals_quoted?(other.begin, -Float::INFINITY) + if equals_quoted?(other.end, Float::INFINITY) + not_in([]) + elsif other.exclude_end? + lt(other.end) + else + lteq(other.end) + end + elsif equals_quoted?(other.end, Float::INFINITY) + gteq(other.begin) + elsif other.exclude_end? + gteq(other.begin).and(lt(other.end)) + else + left = quoted_node(other.begin) + right = quoted_node(other.end) + Nodes::Between.new(self, left.and(right)) + end + end + + def in(other) + case other + when Arel::SelectManager + Arel::Nodes::In.new(self, other.ast) + when Range + if $VERBOSE + warn <<-eowarn +Passing a range to `#in` is deprecated. Call `#between`, instead. + eowarn + end + between(other) + when Enumerable + Nodes::In.new self, quoted_array(other) + else + Nodes::In.new self, quoted_node(other) + end + end + + def in_any(others) + grouping_any :in, others + end + + def in_all(others) + grouping_all :in, others + end + + def not_between(other) + if equals_quoted?(other.begin, -Float::INFINITY) + if equals_quoted?(other.end, Float::INFINITY) + self.in([]) + elsif other.exclude_end? + gteq(other.end) + else + gt(other.end) + end + elsif equals_quoted?(other.end, Float::INFINITY) + lt(other.begin) + else + left = lt(other.begin) + right = if other.exclude_end? + gteq(other.end) + else + gt(other.end) + end + left.or(right) + end + end + + def not_in(other) + case other + when Arel::SelectManager + Arel::Nodes::NotIn.new(self, other.ast) + when Range + if $VERBOSE + warn <<-eowarn +Passing a range to `#not_in` is deprecated. Call `#not_between`, instead. + eowarn + end + not_between(other) + when Enumerable + Nodes::NotIn.new self, quoted_array(other) + else + Nodes::NotIn.new self, quoted_node(other) + end + end + + def not_in_any(others) + grouping_any :not_in, others + end + + def not_in_all(others) + grouping_all :not_in, others + end + + def matches(other, escape = nil, case_sensitive = false) + Nodes::Matches.new self, quoted_node(other), escape, case_sensitive + end + + def matches_regexp(other, case_sensitive = true) + Nodes::Regexp.new self, quoted_node(other), case_sensitive + end + + def matches_any(others, escape = nil, case_sensitive = false) + grouping_any :matches, others, escape, case_sensitive + end + + def matches_all(others, escape = nil, case_sensitive = false) + grouping_all :matches, others, escape, case_sensitive + end + + def does_not_match(other, escape = nil, case_sensitive = false) + Nodes::DoesNotMatch.new self, quoted_node(other), escape, case_sensitive + end + + def does_not_match_regexp(other, case_sensitive = true) + Nodes::NotRegexp.new self, quoted_node(other), case_sensitive + end + + def does_not_match_any(others, escape = nil) + grouping_any :does_not_match, others, escape + end + + def does_not_match_all(others, escape = nil) + grouping_all :does_not_match, others, escape + end + + def gteq(right) + Nodes::GreaterThanOrEqual.new self, quoted_node(right) + end + + def gteq_any(others) + grouping_any :gteq, others + end + + def gteq_all(others) + grouping_all :gteq, others + end + + def gt(right) + Nodes::GreaterThan.new self, quoted_node(right) + end + + def gt_any(others) + grouping_any :gt, others + end + + def gt_all(others) + grouping_all :gt, others + end + + def lt(right) + Nodes::LessThan.new self, quoted_node(right) + end + + def lt_any(others) + grouping_any :lt, others + end + + def lt_all(others) + grouping_all :lt, others + end + + def lteq(right) + Nodes::LessThanOrEqual.new self, quoted_node(right) + end + + def lteq_any(others) + grouping_any :lteq, others + end + + def lteq_all(others) + grouping_all :lteq, others + end + + def when(right) + Nodes::Case.new(self).when quoted_node(right) + end + + def concat(other) + Nodes::Concat.new self, other + end + + private + + def grouping_any(method_id, others, *extras) + nodes = others.map { |expr| send(method_id, expr, *extras) } + Nodes::Grouping.new nodes.inject { |memo, node| + Nodes::Or.new(memo, node) + } + end + + def grouping_all(method_id, others, *extras) + nodes = others.map { |expr| send(method_id, expr, *extras) } + Nodes::Grouping.new Nodes::And.new(nodes) + end + + def quoted_node(other) + Nodes.build_quoted(other, self) + end + + def quoted_array(others) + others.map { |v| quoted_node(v) } + end + + def equals_quoted?(maybe_quoted, value) + if maybe_quoted.is_a?(Nodes::Quoted) + maybe_quoted.val == value + else + maybe_quoted == value + end + end + end +end diff --git a/activerecord/lib/arel/select_manager.rb b/activerecord/lib/arel/select_manager.rb new file mode 100644 index 0000000000..22a04b00c6 --- /dev/null +++ b/activerecord/lib/arel/select_manager.rb @@ -0,0 +1,273 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + class SelectManager < Arel::TreeManager + include Arel::Crud + + STRING_OR_SYMBOL_CLASS = [Symbol, String] + + def initialize(table = nil) + super() + @ast = Nodes::SelectStatement.new + @ctx = @ast.cores.last + from table + end + + def initialize_copy(other) + super + @ctx = @ast.cores.last + end + + def limit + @ast.limit && @ast.limit.expr + end + alias :taken :limit + + def constraints + @ctx.wheres + end + + def offset + @ast.offset && @ast.offset.expr + end + + def skip(amount) + if amount + @ast.offset = Nodes::Offset.new(amount) + else + @ast.offset = nil + end + self + end + alias :offset= :skip + + ### + # Produces an Arel::Nodes::Exists node + def exists + Arel::Nodes::Exists.new @ast + end + + def as(other) + create_table_alias grouping(@ast), Nodes::SqlLiteral.new(other) + end + + def lock(locking = Arel.sql("FOR UPDATE")) + case locking + when true + locking = Arel.sql("FOR UPDATE") + when Arel::Nodes::SqlLiteral + when String + locking = Arel.sql locking + end + + @ast.lock = Nodes::Lock.new(locking) + self + end + + def locked + @ast.lock + end + + def on(*exprs) + @ctx.source.right.last.right = Nodes::On.new(collapse(exprs)) + self + end + + def group(*columns) + columns.each do |column| + # FIXME: backwards compat + column = Nodes::SqlLiteral.new(column) if String === column + column = Nodes::SqlLiteral.new(column.to_s) if Symbol === column + + @ctx.groups.push Nodes::Group.new column + end + self + end + + def from(table) + table = Nodes::SqlLiteral.new(table) if String === table + + case table + when Nodes::Join + @ctx.source.right << table + else + @ctx.source.left = table + end + + self + end + + def froms + @ast.cores.map { |x| x.from }.compact + end + + def join(relation, klass = Nodes::InnerJoin) + return self unless relation + + case relation + when String, Nodes::SqlLiteral + raise EmptyJoinError if relation.empty? + klass = Nodes::StringJoin + end + + @ctx.source.right << create_join(relation, nil, klass) + self + end + + def outer_join(relation) + join(relation, Nodes::OuterJoin) + end + + def having(expr) + @ctx.havings << expr + self + end + + def window(name) + window = Nodes::NamedWindow.new(name) + @ctx.windows.push window + window + end + + def project(*projections) + # FIXME: converting these to SQLLiterals is probably not good, but + # rails tests require it. + @ctx.projections.concat projections.map { |x| + STRING_OR_SYMBOL_CLASS.include?(x.class) ? Nodes::SqlLiteral.new(x.to_s) : x + } + self + end + + def projections + @ctx.projections + end + + def projections=(projections) + @ctx.projections = projections + end + + def distinct(value = true) + if value + @ctx.set_quantifier = Arel::Nodes::Distinct.new + else + @ctx.set_quantifier = nil + end + self + end + + def distinct_on(value) + if value + @ctx.set_quantifier = Arel::Nodes::DistinctOn.new(value) + else + @ctx.set_quantifier = nil + end + self + end + + def order(*expr) + # FIXME: We SHOULD NOT be converting these to SqlLiteral automatically + @ast.orders.concat expr.map { |x| + STRING_OR_SYMBOL_CLASS.include?(x.class) ? Nodes::SqlLiteral.new(x.to_s) : x + } + self + end + + def orders + @ast.orders + end + + def where_sql(engine = Table.engine) + return if @ctx.wheres.empty? + + viz = Visitors::WhereSql.new(engine.connection.visitor, engine.connection) + Nodes::SqlLiteral.new viz.accept(@ctx, Collectors::SQLString.new).value + end + + def union(operation, other = nil) + if other + node_class = Nodes.const_get("Union#{operation.to_s.capitalize}") + else + other = operation + node_class = Nodes::Union + end + + node_class.new self.ast, other.ast + end + + def intersect(other) + Nodes::Intersect.new ast, other.ast + end + + def except(other) + Nodes::Except.new ast, other.ast + end + alias :minus :except + + def lateral(table_name = nil) + base = table_name.nil? ? ast : as(table_name) + Nodes::Lateral.new(base) + end + + def with(*subqueries) + if subqueries.first.is_a? Symbol + node_class = Nodes.const_get("With#{subqueries.shift.to_s.capitalize}") + else + node_class = Nodes::With + end + @ast.with = node_class.new(subqueries.flatten) + + self + end + + def take(limit) + if limit + @ast.limit = Nodes::Limit.new(limit) + @ctx.top = Nodes::Top.new(limit) + else + @ast.limit = nil + @ctx.top = nil + end + self + end + alias limit= take + + def join_sources + @ctx.source.right + end + + def source + @ctx.source + end + + class Row < Struct.new(:data) # :nodoc: + def id + data["id"] + end + + def method_missing(name, *args) + name = name.to_s + return data[name] if data.key?(name) + super + end + end + + private + def collapse(exprs, existing = nil) + exprs = exprs.unshift(existing.expr) if existing + exprs = exprs.compact.map { |expr| + if String === expr + # FIXME: Don't do this automatically + Arel.sql(expr) + else + expr + end + } + + if exprs.length == 1 + exprs.first + else + create_and exprs + end + end + end +end diff --git a/activerecord/lib/arel/table.rb b/activerecord/lib/arel/table.rb new file mode 100644 index 0000000000..686fcdf962 --- /dev/null +++ b/activerecord/lib/arel/table.rb @@ -0,0 +1,111 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + class Table + include Arel::Crud + include Arel::FactoryMethods + + @engine = nil + class << self; attr_accessor :engine; end + + attr_accessor :name, :table_alias + + # TableAlias and Table both have a #table_name which is the name of the underlying table + alias :table_name :name + + def initialize(name, as: nil, type_caster: nil) + @name = name.to_s + @type_caster = type_caster + + # Sometime AR sends an :as parameter to table, to let the table know + # that it is an Alias. We may want to override new, and return a + # TableAlias node? + if as.to_s == @name + as = nil + end + @table_alias = as + end + + def alias(name = "#{self.name}_2") + Nodes::TableAlias.new(self, name) + end + + def from + SelectManager.new(self) + end + + def join(relation, klass = Nodes::InnerJoin) + return from unless relation + + case relation + when String, Nodes::SqlLiteral + raise EmptyJoinError if relation.empty? + klass = Nodes::StringJoin + end + + from.join(relation, klass) + end + + def outer_join(relation) + join(relation, Nodes::OuterJoin) + end + + def group(*columns) + from.group(*columns) + end + + def order(*expr) + from.order(*expr) + end + + def where(condition) + from.where condition + end + + def project(*things) + from.project(*things) + end + + def take(amount) + from.take amount + end + + def skip(amount) + from.skip amount + end + + def having(expr) + from.having expr + end + + def [](name) + ::Arel::Attribute.new self, name + end + + def hash + # Perf note: aliases and table alias is excluded from the hash + # aliases can have a loop back to this table breaking hashes in parent + # relations, for the vast majority of cases @name is unique to a query + @name.hash + end + + def eql?(other) + self.class == other.class && + self.name == other.name && + self.table_alias == other.table_alias + end + alias :== :eql? + + def type_cast_for_database(attribute_name, value) + type_caster.type_cast_for_database(attribute_name, value) + end + + def able_to_type_cast? + !type_caster.nil? + end + + protected + + attr_reader :type_caster + end +end diff --git a/activerecord/lib/arel/tree_manager.rb b/activerecord/lib/arel/tree_manager.rb new file mode 100644 index 0000000000..ed47b09a37 --- /dev/null +++ b/activerecord/lib/arel/tree_manager.rb @@ -0,0 +1,38 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + class TreeManager + include Arel::FactoryMethods + + attr_reader :ast + + def initialize + @ctx = nil + end + + def to_dot + collector = Arel::Collectors::PlainString.new + collector = Visitors::Dot.new.accept @ast, collector + collector.value + end + + def to_sql(engine = Table.engine) + collector = Arel::Collectors::SQLString.new + collector = engine.connection.visitor.accept @ast, collector + collector.value + end + + def initialize_copy(other) + super + @ast = @ast.clone + end + + def where(expr) + if Arel::TreeManager === expr + expr = expr.ast + end + @ctx.wheres << expr + self + end + end +end diff --git a/activerecord/lib/arel/update_manager.rb b/activerecord/lib/arel/update_manager.rb new file mode 100644 index 0000000000..fe444343ba --- /dev/null +++ b/activerecord/lib/arel/update_manager.rb @@ -0,0 +1,59 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + class UpdateManager < Arel::TreeManager + def initialize + super + @ast = Nodes::UpdateStatement.new + @ctx = @ast + end + + def take(limit) + @ast.limit = Nodes::Limit.new(Nodes.build_quoted(limit)) if limit + self + end + + def key=(key) + @ast.key = Nodes.build_quoted(key) + end + + def key + @ast.key + end + + def order(*expr) + @ast.orders = expr + self + end + + ### + # UPDATE +table+ + def table(table) + @ast.relation = table + self + end + + def wheres=(exprs) + @ast.wheres = exprs + end + + def where(expr) + @ast.wheres << expr + self + end + + def set(values) + if String === values + @ast.values = [values] + else + @ast.values = values.map { |column, value| + Nodes::Assignment.new( + Nodes::UnqualifiedColumn.new(column), + value + ) + } + end + self + end + end +end diff --git a/activerecord/lib/arel/visitors.rb b/activerecord/lib/arel/visitors.rb new file mode 100644 index 0000000000..e350f52e65 --- /dev/null +++ b/activerecord/lib/arel/visitors.rb @@ -0,0 +1,20 @@ +# frozen_string_literal: true + +require "arel/visitors/visitor" +require "arel/visitors/depth_first" +require "arel/visitors/to_sql" +require "arel/visitors/sqlite" +require "arel/visitors/postgresql" +require "arel/visitors/mysql" +require "arel/visitors/mssql" +require "arel/visitors/oracle" +require "arel/visitors/oracle12" +require "arel/visitors/where_sql" +require "arel/visitors/dot" +require "arel/visitors/ibm_db" +require "arel/visitors/informix" + +module Arel # :nodoc: all + module Visitors + end +end diff --git a/activerecord/lib/arel/visitors/depth_first.rb b/activerecord/lib/arel/visitors/depth_first.rb new file mode 100644 index 0000000000..bcf8f8f980 --- /dev/null +++ b/activerecord/lib/arel/visitors/depth_first.rb @@ -0,0 +1,200 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class DepthFirst < Arel::Visitors::Visitor + def initialize(block = nil) + @block = block || Proc.new + super() + end + + private + + def visit(o) + super + @block.call o + end + + def unary(o) + visit o.expr + end + alias :visit_Arel_Nodes_Else :unary + alias :visit_Arel_Nodes_Group :unary + alias :visit_Arel_Nodes_Cube :unary + alias :visit_Arel_Nodes_RollUp :unary + alias :visit_Arel_Nodes_GroupingSet :unary + alias :visit_Arel_Nodes_GroupingElement :unary + alias :visit_Arel_Nodes_Grouping :unary + alias :visit_Arel_Nodes_Having :unary + alias :visit_Arel_Nodes_Lateral :unary + alias :visit_Arel_Nodes_Limit :unary + alias :visit_Arel_Nodes_Not :unary + alias :visit_Arel_Nodes_Offset :unary + alias :visit_Arel_Nodes_On :unary + alias :visit_Arel_Nodes_Ordering :unary + alias :visit_Arel_Nodes_Ascending :unary + alias :visit_Arel_Nodes_Descending :unary + alias :visit_Arel_Nodes_Top :unary + alias :visit_Arel_Nodes_UnqualifiedColumn :unary + + def function(o) + visit o.expressions + visit o.alias + visit o.distinct + end + alias :visit_Arel_Nodes_Avg :function + alias :visit_Arel_Nodes_Exists :function + alias :visit_Arel_Nodes_Max :function + alias :visit_Arel_Nodes_Min :function + alias :visit_Arel_Nodes_Sum :function + + def visit_Arel_Nodes_NamedFunction(o) + visit o.name + visit o.expressions + visit o.distinct + visit o.alias + end + + def visit_Arel_Nodes_Count(o) + visit o.expressions + visit o.alias + visit o.distinct + end + + def visit_Arel_Nodes_Case(o) + visit o.case + visit o.conditions + visit o.default + end + + def nary(o) + o.children.each { |child| visit child } + end + alias :visit_Arel_Nodes_And :nary + + def binary(o) + visit o.left + visit o.right + end + alias :visit_Arel_Nodes_As :binary + alias :visit_Arel_Nodes_Assignment :binary + alias :visit_Arel_Nodes_Between :binary + alias :visit_Arel_Nodes_Concat :binary + alias :visit_Arel_Nodes_DeleteStatement :binary + alias :visit_Arel_Nodes_DoesNotMatch :binary + alias :visit_Arel_Nodes_Equality :binary + alias :visit_Arel_Nodes_FullOuterJoin :binary + alias :visit_Arel_Nodes_GreaterThan :binary + alias :visit_Arel_Nodes_GreaterThanOrEqual :binary + alias :visit_Arel_Nodes_In :binary + alias :visit_Arel_Nodes_InfixOperation :binary + alias :visit_Arel_Nodes_JoinSource :binary + alias :visit_Arel_Nodes_InnerJoin :binary + alias :visit_Arel_Nodes_LessThan :binary + alias :visit_Arel_Nodes_LessThanOrEqual :binary + alias :visit_Arel_Nodes_Matches :binary + alias :visit_Arel_Nodes_NotEqual :binary + alias :visit_Arel_Nodes_NotIn :binary + alias :visit_Arel_Nodes_NotRegexp :binary + alias :visit_Arel_Nodes_Or :binary + alias :visit_Arel_Nodes_OuterJoin :binary + alias :visit_Arel_Nodes_Regexp :binary + alias :visit_Arel_Nodes_RightOuterJoin :binary + alias :visit_Arel_Nodes_TableAlias :binary + alias :visit_Arel_Nodes_Values :binary + alias :visit_Arel_Nodes_When :binary + + def visit_Arel_Nodes_StringJoin(o) + visit o.left + end + + def visit_Arel_Attribute(o) + visit o.relation + visit o.name + end + alias :visit_Arel_Attributes_Integer :visit_Arel_Attribute + alias :visit_Arel_Attributes_Float :visit_Arel_Attribute + alias :visit_Arel_Attributes_String :visit_Arel_Attribute + alias :visit_Arel_Attributes_Time :visit_Arel_Attribute + alias :visit_Arel_Attributes_Boolean :visit_Arel_Attribute + alias :visit_Arel_Attributes_Attribute :visit_Arel_Attribute + alias :visit_Arel_Attributes_Decimal :visit_Arel_Attribute + + def visit_Arel_Table(o) + visit o.name + end + + def terminal(o) + end + alias :visit_ActiveSupport_Multibyte_Chars :terminal + alias :visit_ActiveSupport_StringInquirer :terminal + alias :visit_Arel_Nodes_Lock :terminal + alias :visit_Arel_Nodes_Node :terminal + alias :visit_Arel_Nodes_SqlLiteral :terminal + alias :visit_Arel_Nodes_BindParam :terminal + alias :visit_Arel_Nodes_Window :terminal + alias :visit_Arel_Nodes_True :terminal + alias :visit_Arel_Nodes_False :terminal + alias :visit_BigDecimal :terminal + alias :visit_Bignum :terminal + alias :visit_Class :terminal + alias :visit_Date :terminal + alias :visit_DateTime :terminal + alias :visit_FalseClass :terminal + alias :visit_Fixnum :terminal + alias :visit_Float :terminal + alias :visit_Integer :terminal + alias :visit_NilClass :terminal + alias :visit_String :terminal + alias :visit_Symbol :terminal + alias :visit_Time :terminal + alias :visit_TrueClass :terminal + + def visit_Arel_Nodes_InsertStatement(o) + visit o.relation + visit o.columns + visit o.values + end + + def visit_Arel_Nodes_SelectCore(o) + visit o.projections + visit o.source + visit o.wheres + visit o.groups + visit o.windows + visit o.havings + end + + def visit_Arel_Nodes_SelectStatement(o) + visit o.cores + visit o.orders + visit o.limit + visit o.lock + visit o.offset + end + + def visit_Arel_Nodes_UpdateStatement(o) + visit o.relation + visit o.values + visit o.wheres + visit o.orders + visit o.limit + end + + def visit_Array(o) + o.each { |i| visit i } + end + alias :visit_Set :visit_Array + + def visit_Hash(o) + o.each { |k, v| visit(k); visit(v) } + end + + DISPATCH = dispatch_cache + + def get_dispatch_cache + DISPATCH + end + end + end +end diff --git a/activerecord/lib/arel/visitors/dot.rb b/activerecord/lib/arel/visitors/dot.rb new file mode 100644 index 0000000000..d352b81914 --- /dev/null +++ b/activerecord/lib/arel/visitors/dot.rb @@ -0,0 +1,292 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class Dot < Arel::Visitors::Visitor + class Node # :nodoc: + attr_accessor :name, :id, :fields + + def initialize(name, id, fields = []) + @name = name + @id = id + @fields = fields + end + end + + class Edge < Struct.new :name, :from, :to # :nodoc: + end + + def initialize + super() + @nodes = [] + @edges = [] + @node_stack = [] + @edge_stack = [] + @seen = {} + end + + def accept(object, collector) + visit object + collector << to_dot + end + + private + + def visit_Arel_Nodes_Ordering(o) + visit_edge o, "expr" + end + + def visit_Arel_Nodes_TableAlias(o) + visit_edge o, "name" + visit_edge o, "relation" + end + + def visit_Arel_Nodes_Count(o) + visit_edge o, "expressions" + visit_edge o, "distinct" + end + + def visit_Arel_Nodes_Values(o) + visit_edge o, "expressions" + end + + def visit_Arel_Nodes_StringJoin(o) + visit_edge o, "left" + end + + def visit_Arel_Nodes_InnerJoin(o) + visit_edge o, "left" + visit_edge o, "right" + end + alias :visit_Arel_Nodes_FullOuterJoin :visit_Arel_Nodes_InnerJoin + alias :visit_Arel_Nodes_OuterJoin :visit_Arel_Nodes_InnerJoin + alias :visit_Arel_Nodes_RightOuterJoin :visit_Arel_Nodes_InnerJoin + + def visit_Arel_Nodes_DeleteStatement(o) + visit_edge o, "relation" + visit_edge o, "wheres" + end + + def unary(o) + visit_edge o, "expr" + end + alias :visit_Arel_Nodes_Group :unary + alias :visit_Arel_Nodes_Cube :unary + alias :visit_Arel_Nodes_RollUp :unary + alias :visit_Arel_Nodes_GroupingSet :unary + alias :visit_Arel_Nodes_GroupingElement :unary + alias :visit_Arel_Nodes_Grouping :unary + alias :visit_Arel_Nodes_Having :unary + alias :visit_Arel_Nodes_Limit :unary + alias :visit_Arel_Nodes_Not :unary + alias :visit_Arel_Nodes_Offset :unary + alias :visit_Arel_Nodes_On :unary + alias :visit_Arel_Nodes_Top :unary + alias :visit_Arel_Nodes_UnqualifiedColumn :unary + alias :visit_Arel_Nodes_Preceding :unary + alias :visit_Arel_Nodes_Following :unary + alias :visit_Arel_Nodes_Rows :unary + alias :visit_Arel_Nodes_Range :unary + + def window(o) + visit_edge o, "partitions" + visit_edge o, "orders" + visit_edge o, "framing" + end + alias :visit_Arel_Nodes_Window :window + + def named_window(o) + visit_edge o, "partitions" + visit_edge o, "orders" + visit_edge o, "framing" + visit_edge o, "name" + end + alias :visit_Arel_Nodes_NamedWindow :named_window + + def function(o) + visit_edge o, "expressions" + visit_edge o, "distinct" + visit_edge o, "alias" + end + alias :visit_Arel_Nodes_Exists :function + alias :visit_Arel_Nodes_Min :function + alias :visit_Arel_Nodes_Max :function + alias :visit_Arel_Nodes_Avg :function + alias :visit_Arel_Nodes_Sum :function + + def extract(o) + visit_edge o, "expressions" + visit_edge o, "alias" + end + alias :visit_Arel_Nodes_Extract :extract + + def visit_Arel_Nodes_NamedFunction(o) + visit_edge o, "name" + visit_edge o, "expressions" + visit_edge o, "distinct" + visit_edge o, "alias" + end + + def visit_Arel_Nodes_InsertStatement(o) + visit_edge o, "relation" + visit_edge o, "columns" + visit_edge o, "values" + end + + def visit_Arel_Nodes_SelectCore(o) + visit_edge o, "source" + visit_edge o, "projections" + visit_edge o, "wheres" + visit_edge o, "windows" + end + + def visit_Arel_Nodes_SelectStatement(o) + visit_edge o, "cores" + visit_edge o, "limit" + visit_edge o, "orders" + visit_edge o, "offset" + end + + def visit_Arel_Nodes_UpdateStatement(o) + visit_edge o, "relation" + visit_edge o, "wheres" + visit_edge o, "values" + end + + def visit_Arel_Table(o) + visit_edge o, "name" + end + + def visit_Arel_Nodes_Casted(o) + visit_edge o, "val" + visit_edge o, "attribute" + end + + def visit_Arel_Attribute(o) + visit_edge o, "relation" + visit_edge o, "name" + end + alias :visit_Arel_Attributes_Integer :visit_Arel_Attribute + alias :visit_Arel_Attributes_Float :visit_Arel_Attribute + alias :visit_Arel_Attributes_String :visit_Arel_Attribute + alias :visit_Arel_Attributes_Time :visit_Arel_Attribute + alias :visit_Arel_Attributes_Boolean :visit_Arel_Attribute + alias :visit_Arel_Attributes_Attribute :visit_Arel_Attribute + + def nary(o) + o.children.each_with_index do |x, i| + edge(i) { visit x } + end + end + alias :visit_Arel_Nodes_And :nary + + def binary(o) + visit_edge o, "left" + visit_edge o, "right" + end + alias :visit_Arel_Nodes_As :binary + alias :visit_Arel_Nodes_Assignment :binary + alias :visit_Arel_Nodes_Between :binary + alias :visit_Arel_Nodes_Concat :binary + alias :visit_Arel_Nodes_DoesNotMatch :binary + alias :visit_Arel_Nodes_Equality :binary + alias :visit_Arel_Nodes_GreaterThan :binary + alias :visit_Arel_Nodes_GreaterThanOrEqual :binary + alias :visit_Arel_Nodes_In :binary + alias :visit_Arel_Nodes_JoinSource :binary + alias :visit_Arel_Nodes_LessThan :binary + alias :visit_Arel_Nodes_LessThanOrEqual :binary + alias :visit_Arel_Nodes_Matches :binary + alias :visit_Arel_Nodes_NotEqual :binary + alias :visit_Arel_Nodes_NotIn :binary + alias :visit_Arel_Nodes_Or :binary + alias :visit_Arel_Nodes_Over :binary + + def visit_String(o) + @node_stack.last.fields << o + end + alias :visit_Time :visit_String + alias :visit_Date :visit_String + alias :visit_DateTime :visit_String + alias :visit_NilClass :visit_String + alias :visit_TrueClass :visit_String + alias :visit_FalseClass :visit_String + alias :visit_Integer :visit_String + alias :visit_Fixnum :visit_String + alias :visit_BigDecimal :visit_String + alias :visit_Float :visit_String + alias :visit_Symbol :visit_String + alias :visit_Arel_Nodes_SqlLiteral :visit_String + + def visit_Arel_Nodes_BindParam(o); end + + def visit_Hash(o) + o.each_with_index do |pair, i| + edge("pair_#{i}") { visit pair } + end + end + + def visit_Array(o) + o.each_with_index do |x, i| + edge(i) { visit x } + end + end + alias :visit_Set :visit_Array + + def visit_edge(o, method) + edge(method) { visit o.send(method) } + end + + def visit(o) + if node = @seen[o.object_id] + @edge_stack.last.to = node + return + end + + node = Node.new(o.class.name, o.object_id) + @seen[node.id] = node + @nodes << node + with_node node do + super + end + end + + def edge(name) + edge = Edge.new(name, @node_stack.last) + @edge_stack.push edge + @edges << edge + yield + @edge_stack.pop + end + + def with_node(node) + if edge = @edge_stack.last + edge.to = node + end + + @node_stack.push node + yield + @node_stack.pop + end + + def quote(string) + string.to_s.gsub('"', '\"') + end + + def to_dot + "digraph \"Arel\" {\nnode [width=0.375,height=0.25,shape=record];\n" + + @nodes.map { |node| + label = "<f0>#{node.name}" + + node.fields.each_with_index do |field, i| + label += "|<f#{i + 1}>#{quote field}" + end + + "#{node.id} [label=\"#{label}\"];" + }.join("\n") + "\n" + @edges.map { |edge| + "#{edge.from.id} -> #{edge.to.id} [label=\"#{edge.name}\"];" + }.join("\n") + "\n}" + end + end + end +end diff --git a/activerecord/lib/arel/visitors/ibm_db.rb b/activerecord/lib/arel/visitors/ibm_db.rb new file mode 100644 index 0000000000..0a06aef60b --- /dev/null +++ b/activerecord/lib/arel/visitors/ibm_db.rb @@ -0,0 +1,15 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class IBM_DB < Arel::Visitors::ToSql + private + + def visit_Arel_Nodes_Limit(o, collector) + collector << "FETCH FIRST " + collector = visit o.expr, collector + collector << " ROWS ONLY" + end + end + end +end diff --git a/activerecord/lib/arel/visitors/informix.rb b/activerecord/lib/arel/visitors/informix.rb new file mode 100644 index 0000000000..0a9713794e --- /dev/null +++ b/activerecord/lib/arel/visitors/informix.rb @@ -0,0 +1,55 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class Informix < Arel::Visitors::ToSql + private + def visit_Arel_Nodes_SelectStatement(o, collector) + collector << "SELECT " + collector = maybe_visit o.offset, collector + collector = maybe_visit o.limit, collector + collector = o.cores.inject(collector) { |c, x| + visit_Arel_Nodes_SelectCore x, c + } + if o.orders.any? + collector << "ORDER BY " + collector = inject_join o.orders, collector, ", " + end + collector = maybe_visit o.lock, collector + end + def visit_Arel_Nodes_SelectCore(o, collector) + collector = inject_join o.projections, collector, ", " + if o.source && !o.source.empty? + collector << " FROM " + collector = visit o.source, collector + end + + if o.wheres.any? + collector << " WHERE " + collector = inject_join o.wheres, collector, " AND " + end + + if o.groups.any? + collector << "GROUP BY " + collector = inject_join o.groups, collector, ", " + end + + if o.havings.any? + collector << " HAVING " + collector = inject_join o.havings, collector, " AND " + end + collector + end + + def visit_Arel_Nodes_Offset(o, collector) + collector << "SKIP " + visit o.expr, collector + end + def visit_Arel_Nodes_Limit(o, collector) + collector << "FIRST " + visit o.expr, collector + collector << " " + end + end + end +end diff --git a/activerecord/lib/arel/visitors/mssql.rb b/activerecord/lib/arel/visitors/mssql.rb new file mode 100644 index 0000000000..9aedc51d15 --- /dev/null +++ b/activerecord/lib/arel/visitors/mssql.rb @@ -0,0 +1,125 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class MSSQL < Arel::Visitors::ToSql + RowNumber = Struct.new :children + + def initialize(*) + @primary_keys = {} + super + end + + private + + # `top` wouldn't really work here. I.e. User.select("distinct first_name").limit(10) would generate + # "select top 10 distinct first_name from users", which is invalid query! it should be + # "select distinct top 10 first_name from users" + def visit_Arel_Nodes_Top(o) + "" + end + + def visit_Arel_Visitors_MSSQL_RowNumber(o, collector) + collector << "ROW_NUMBER() OVER (ORDER BY " + inject_join(o.children, collector, ", ") << ") as _row_num" + end + + def visit_Arel_Nodes_SelectStatement(o, collector) + if !o.limit && !o.offset + return super + end + + is_select_count = false + o.cores.each { |x| + core_order_by = row_num_literal determine_order_by(o.orders, x) + if select_count? x + x.projections = [core_order_by] + is_select_count = true + else + x.projections << core_order_by + end + } + + if is_select_count + # fixme count distinct wouldn't work with limit or offset + collector << "SELECT COUNT(1) as count_id FROM (" + end + + collector << "SELECT _t.* FROM (" + collector = o.cores.inject(collector) { |c, x| + visit_Arel_Nodes_SelectCore x, c + } + collector << ") as _t WHERE #{get_offset_limit_clause(o)}" + + if is_select_count + collector << ") AS subquery" + else + collector + end + end + + def get_offset_limit_clause(o) + first_row = o.offset ? o.offset.expr.to_i + 1 : 1 + last_row = o.limit ? o.limit.expr.to_i - 1 + first_row : nil + if last_row + " _row_num BETWEEN #{first_row} AND #{last_row}" + else + " _row_num >= #{first_row}" + end + end + + def visit_Arel_Nodes_DeleteStatement(o, collector) + collector << "DELETE " + if o.limit + collector << "TOP (" + visit o.limit.expr, collector + collector << ") " + end + collector << "FROM " + collector = visit o.relation, collector + if o.wheres.any? + collector << " WHERE " + inject_join o.wheres, collector, AND + else + collector + end + end + + def determine_order_by(orders, x) + if orders.any? + orders + elsif x.groups.any? + x.groups + else + pk = find_left_table_pk(x.froms) + pk ? [pk] : [] + end + end + + def row_num_literal(order_by) + RowNumber.new order_by + end + + def select_count?(x) + x.projections.length == 1 && Arel::Nodes::Count === x.projections.first + end + + # FIXME raise exception of there is no pk? + def find_left_table_pk(o) + if o.kind_of?(Arel::Nodes::Join) + find_left_table_pk(o.left) + elsif o.instance_of?(Arel::Table) + find_primary_key(o) + end + end + + def find_primary_key(o) + @primary_keys[o.name] ||= begin + primary_key_name = @connection.primary_key(o.name) + # some tables might be without primary key + primary_key_name && o[primary_key_name] + end + end + end + end +end diff --git a/activerecord/lib/arel/visitors/mysql.rb b/activerecord/lib/arel/visitors/mysql.rb new file mode 100644 index 0000000000..37bfb661f0 --- /dev/null +++ b/activerecord/lib/arel/visitors/mysql.rb @@ -0,0 +1,87 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class MySQL < Arel::Visitors::ToSql + private + def visit_Arel_Nodes_Union(o, collector, suppress_parens = false) + unless suppress_parens + collector << "( " + end + + collector = case o.left + when Arel::Nodes::Union + visit_Arel_Nodes_Union o.left, collector, true + else + visit o.left, collector + end + + collector << " UNION " + + collector = case o.right + when Arel::Nodes::Union + visit_Arel_Nodes_Union o.right, collector, true + else + visit o.right, collector + end + + if suppress_parens + collector + else + collector << " )" + end + end + + def visit_Arel_Nodes_Bin(o, collector) + collector << "BINARY " + visit o.expr, collector + end + + ### + # :'( + # http://dev.mysql.com/doc/refman/5.0/en/select.html#id3482214 + def visit_Arel_Nodes_SelectStatement(o, collector) + if o.offset && !o.limit + o.limit = Arel::Nodes::Limit.new(18446744073709551615) + end + super + end + + def visit_Arel_Nodes_SelectCore(o, collector) + o.froms ||= Arel.sql("DUAL") + super + end + + def visit_Arel_Nodes_UpdateStatement(o, collector) + collector << "UPDATE " + collector = visit o.relation, collector + + unless o.values.empty? + collector << " SET " + collector = inject_join o.values, collector, ", " + end + + unless o.wheres.empty? + collector << " WHERE " + collector = inject_join o.wheres, collector, " AND " + end + + unless o.orders.empty? + collector << " ORDER BY " + collector = inject_join o.orders, collector, ", " + end + + maybe_visit o.limit, collector + end + + def visit_Arel_Nodes_Concat(o, collector) + collector << " CONCAT(" + visit o.left, collector + collector << ", " + visit o.right, collector + collector << ") " + collector + end + end + end +end diff --git a/activerecord/lib/arel/visitors/oracle.rb b/activerecord/lib/arel/visitors/oracle.rb new file mode 100644 index 0000000000..30a1529d46 --- /dev/null +++ b/activerecord/lib/arel/visitors/oracle.rb @@ -0,0 +1,153 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class Oracle < Arel::Visitors::ToSql + private + + def visit_Arel_Nodes_SelectStatement(o, collector) + o = order_hacks(o) + + # if need to select first records without ORDER BY and GROUP BY and without DISTINCT + # then can use simple ROWNUM in WHERE clause + if o.limit && o.orders.empty? && o.cores.first.groups.empty? && !o.offset && o.cores.first.set_quantifier.class.to_s !~ /Distinct/ + o.cores.last.wheres.push Nodes::LessThanOrEqual.new( + Nodes::SqlLiteral.new("ROWNUM"), o.limit.expr + ) + return super + end + + if o.limit && o.offset + o = o.dup + limit = o.limit.expr + offset = o.offset + o.offset = nil + collector << " + SELECT * FROM ( + SELECT raw_sql_.*, rownum raw_rnum_ + FROM (" + + collector = super(o, collector) + + if offset.expr.is_a? Nodes::BindParam + collector << ") raw_sql_ WHERE rownum <= (" + collector = visit offset.expr, collector + collector << " + " + collector = visit limit, collector + collector << ") ) WHERE raw_rnum_ > " + collector = visit offset.expr, collector + return collector + else + collector << ") raw_sql_ + WHERE rownum <= #{offset.expr.to_i + limit} + ) + WHERE " + return visit(offset, collector) + end + end + + if o.limit + o = o.dup + limit = o.limit.expr + collector << "SELECT * FROM (" + collector = super(o, collector) + collector << ") WHERE ROWNUM <= " + return visit limit, collector + end + + if o.offset + o = o.dup + offset = o.offset + o.offset = nil + collector << "SELECT * FROM ( + SELECT raw_sql_.*, rownum raw_rnum_ + FROM (" + collector = super(o, collector) + collector << ") raw_sql_ + ) + WHERE " + return visit offset, collector + end + + super + end + + def visit_Arel_Nodes_Limit(o, collector) + collector + end + + def visit_Arel_Nodes_Offset(o, collector) + collector << "raw_rnum_ > " + visit o.expr, collector + end + + def visit_Arel_Nodes_Except(o, collector) + collector << "( " + collector = infix_value o, collector, " MINUS " + collector << " )" + end + + def visit_Arel_Nodes_UpdateStatement(o, collector) + # Oracle does not allow ORDER BY/LIMIT in UPDATEs. + if o.orders.any? && o.limit.nil? + # However, there is no harm in silently eating the ORDER BY clause if no LIMIT has been provided, + # otherwise let the user deal with the error + o = o.dup + o.orders = [] + end + + super + end + + ### + # Hacks for the order clauses specific to Oracle + def order_hacks(o) + return o if o.orders.empty? + return o unless o.cores.any? do |core| + core.projections.any? do |projection| + /FIRST_VALUE/ === projection + end + end + # Previous version with join and split broke ORDER BY clause + # if it contained functions with several arguments (separated by ','). + # + # orders = o.orders.map { |x| visit x }.join(', ').split(',') + orders = o.orders.map do |x| + string = visit(x, Arel::Collectors::SQLString.new).value + if string.include?(",") + split_order_string(string) + else + string + end + end.flatten + o.orders = [] + orders.each_with_index do |order, i| + o.orders << + Nodes::SqlLiteral.new("alias_#{i}__#{' DESC' if /\bdesc$/i === order}") + end + o + end + + # Split string by commas but count opening and closing brackets + # and ignore commas inside brackets. + def split_order_string(string) + array = [] + i = 0 + string.split(",").each do |part| + if array[i] + array[i] << "," << part + else + # to ensure that array[i] will be String and not Arel::Nodes::SqlLiteral + array[i] = part.to_s + end + i += 1 if array[i].count("(") == array[i].count(")") + end + array + end + + def visit_Arel_Nodes_BindParam(o, collector) + collector.add_bind(o.value) { |i| ":a#{i}" } + end + end + end +end diff --git a/activerecord/lib/arel/visitors/oracle12.rb b/activerecord/lib/arel/visitors/oracle12.rb new file mode 100644 index 0000000000..7061f06087 --- /dev/null +++ b/activerecord/lib/arel/visitors/oracle12.rb @@ -0,0 +1,61 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class Oracle12 < Arel::Visitors::ToSql + private + + def visit_Arel_Nodes_SelectStatement(o, collector) + # Oracle does not allow LIMIT clause with select for update + if o.limit && o.lock + raise ArgumentError, <<-MSG + 'Combination of limit and lock is not supported. + because generated SQL statements + `SELECT FOR UPDATE and FETCH FIRST n ROWS` generates ORA-02014.` + MSG + end + super + end + + def visit_Arel_Nodes_SelectOptions(o, collector) + collector = maybe_visit o.offset, collector + collector = maybe_visit o.limit, collector + collector = maybe_visit o.lock, collector + end + + def visit_Arel_Nodes_Limit(o, collector) + collector << "FETCH FIRST " + collector = visit o.expr, collector + collector << " ROWS ONLY" + end + + def visit_Arel_Nodes_Offset(o, collector) + collector << "OFFSET " + visit o.expr, collector + collector << " ROWS" + end + + def visit_Arel_Nodes_Except(o, collector) + collector << "( " + collector = infix_value o, collector, " MINUS " + collector << " )" + end + + def visit_Arel_Nodes_UpdateStatement(o, collector) + # Oracle does not allow ORDER BY/LIMIT in UPDATEs. + if o.orders.any? && o.limit.nil? + # However, there is no harm in silently eating the ORDER BY clause if no LIMIT has been provided, + # otherwise let the user deal with the error + o = o.dup + o.orders = [] + end + + super + end + + def visit_Arel_Nodes_BindParam(o, collector) + collector.add_bind(o.value) { |i| ":a#{i}" } + end + end + end +end diff --git a/activerecord/lib/arel/visitors/postgresql.rb b/activerecord/lib/arel/visitors/postgresql.rb new file mode 100644 index 0000000000..108ee431ee --- /dev/null +++ b/activerecord/lib/arel/visitors/postgresql.rb @@ -0,0 +1,104 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class PostgreSQL < Arel::Visitors::ToSql + CUBE = "CUBE" + ROLLUP = "ROLLUP" + GROUPING_SET = "GROUPING SET" + LATERAL = "LATERAL" + + private + + def visit_Arel_Nodes_Matches(o, collector) + op = o.case_sensitive ? " LIKE " : " ILIKE " + collector = infix_value o, collector, op + if o.escape + collector << " ESCAPE " + visit o.escape, collector + else + collector + end + end + + def visit_Arel_Nodes_DoesNotMatch(o, collector) + op = o.case_sensitive ? " NOT LIKE " : " NOT ILIKE " + collector = infix_value o, collector, op + if o.escape + collector << " ESCAPE " + visit o.escape, collector + else + collector + end + end + + def visit_Arel_Nodes_Regexp(o, collector) + op = o.case_sensitive ? " ~ " : " ~* " + infix_value o, collector, op + end + + def visit_Arel_Nodes_NotRegexp(o, collector) + op = o.case_sensitive ? " !~ " : " !~* " + infix_value o, collector, op + end + + def visit_Arel_Nodes_DistinctOn(o, collector) + collector << "DISTINCT ON ( " + visit(o.expr, collector) << " )" + end + + def visit_Arel_Nodes_BindParam(o, collector) + collector.add_bind(o.value) { |i| "$#{i}" } + end + + def visit_Arel_Nodes_GroupingElement(o, collector) + collector << "( " + visit(o.expr, collector) << " )" + end + + def visit_Arel_Nodes_Cube(o, collector) + collector << CUBE + grouping_array_or_grouping_element o, collector + end + + def visit_Arel_Nodes_RollUp(o, collector) + collector << ROLLUP + grouping_array_or_grouping_element o, collector + end + + def visit_Arel_Nodes_GroupingSet(o, collector) + collector << GROUPING_SET + grouping_array_or_grouping_element o, collector + end + + def visit_Arel_Nodes_Lateral(o, collector) + collector << LATERAL + collector << SPACE + grouping_parentheses o, collector + end + + # Used by Lateral visitor to enclose select queries in parentheses + def grouping_parentheses(o, collector) + if o.expr.is_a? Nodes::SelectStatement + collector << "(" + visit o.expr, collector + collector << ")" + else + visit o.expr, collector + end + end + + # Utilized by GroupingSet, Cube & RollUp visitors to + # handle grouping aggregation semantics + def grouping_array_or_grouping_element(o, collector) + if o.expr.is_a? Array + collector << "( " + visit o.expr, collector + collector << " )" + else + visit o.expr, collector + end + end + end + end +end diff --git a/activerecord/lib/arel/visitors/sqlite.rb b/activerecord/lib/arel/visitors/sqlite.rb new file mode 100644 index 0000000000..cb1d2424ad --- /dev/null +++ b/activerecord/lib/arel/visitors/sqlite.rb @@ -0,0 +1,27 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class SQLite < Arel::Visitors::ToSql + private + + # Locks are not supported in SQLite + def visit_Arel_Nodes_Lock(o, collector) + collector + end + + def visit_Arel_Nodes_SelectStatement(o, collector) + o.limit = Arel::Nodes::Limit.new(-1) if o.offset && !o.limit + super + end + + def visit_Arel_Nodes_True(o, collector) + collector << "1" + end + + def visit_Arel_Nodes_False(o, collector) + collector << "0" + end + end + end +end diff --git a/activerecord/lib/arel/visitors/to_sql.rb b/activerecord/lib/arel/visitors/to_sql.rb new file mode 100644 index 0000000000..5986fd5576 --- /dev/null +++ b/activerecord/lib/arel/visitors/to_sql.rb @@ -0,0 +1,847 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class UnsupportedVisitError < StandardError + def initialize(object) + super "Unsupported argument type: #{object.class.name}. Construct an Arel node instead." + end + end + + class ToSql < Arel::Visitors::Visitor + ## + # This is some roflscale crazy stuff. I'm roflscaling this because + # building SQL queries is a hotspot. I will explain the roflscale so that + # others will not rm this code. + # + # In YARV, string literals in a method body will get duped when the byte + # code is executed. Let's take a look: + # + # > puts RubyVM::InstructionSequence.new('def foo; "bar"; end').disasm + # + # == disasm: <RubyVM::InstructionSequence:foo@<compiled>>===== + # 0000 trace 8 + # 0002 trace 1 + # 0004 putstring "bar" + # 0006 trace 16 + # 0008 leave + # + # The `putstring` bytecode will dup the string and push it on the stack. + # In many cases in our SQL visitor, that string is never mutated, so there + # is no need to dup the literal. + # + # If we change to a constant lookup, the string will not be duped, and we + # can reduce the objects in our system: + # + # > puts RubyVM::InstructionSequence.new('BAR = "bar"; def foo; BAR; end').disasm + # + # == disasm: <RubyVM::InstructionSequence:foo@<compiled>>======== + # 0000 trace 8 + # 0002 trace 1 + # 0004 getinlinecache 11, <ic:0> + # 0007 getconstant :BAR + # 0009 setinlinecache <ic:0> + # 0011 trace 16 + # 0013 leave + # + # `getconstant` should be a hash lookup, and no object is duped when the + # value of the constant is pushed on the stack. Hence the crazy + # constants below. + # + # `matches` and `doesNotMatch` operate case-insensitively via Visitor subclasses + # specialized for specific databases when necessary. + # + + WHERE = " WHERE " # :nodoc: + SPACE = " " # :nodoc: + COMMA = ", " # :nodoc: + GROUP_BY = " GROUP BY " # :nodoc: + ORDER_BY = " ORDER BY " # :nodoc: + WINDOW = " WINDOW " # :nodoc: + AND = " AND " # :nodoc: + + DISTINCT = "DISTINCT" # :nodoc: + + def initialize(connection) + super() + @connection = connection + end + + def compile(node, &block) + accept(node, Arel::Collectors::SQLString.new, &block).value + end + + private + + def visit_Arel_Nodes_DeleteStatement(o, collector) + collector << "DELETE FROM " + collector = visit o.relation, collector + if o.wheres.any? + collector << WHERE + collector = inject_join o.wheres, collector, AND + end + + maybe_visit o.limit, collector + end + + # FIXME: we should probably have a 2-pass visitor for this + def build_subselect(key, o) + stmt = Nodes::SelectStatement.new + core = stmt.cores.first + core.froms = o.relation + core.wheres = o.wheres + core.projections = [key] + stmt.limit = o.limit + stmt.orders = o.orders + stmt + end + + def visit_Arel_Nodes_UpdateStatement(o, collector) + if o.orders.empty? && o.limit.nil? + wheres = o.wheres + else + wheres = [Nodes::In.new(o.key, [build_subselect(o.key, o)])] + end + + collector << "UPDATE " + collector = visit o.relation, collector + unless o.values.empty? + collector << " SET " + collector = inject_join o.values, collector, ", " + end + + unless wheres.empty? + collector << " WHERE " + collector = inject_join wheres, collector, " AND " + end + + collector + end + + def visit_Arel_Nodes_InsertStatement(o, collector) + collector << "INSERT INTO " + collector = visit o.relation, collector + if o.columns.any? + collector << " (#{o.columns.map { |x| + quote_column_name x.name + }.join ', '})" + end + + if o.values + maybe_visit o.values, collector + elsif o.select + maybe_visit o.select, collector + else + collector + end + end + + def visit_Arel_Nodes_Exists(o, collector) + collector << "EXISTS (" + collector = visit(o.expressions, collector) << ")" + if o.alias + collector << " AS " + visit o.alias, collector + else + collector + end + end + + def visit_Arel_Nodes_Casted(o, collector) + collector << quoted(o.val, o.attribute).to_s + end + + def visit_Arel_Nodes_Quoted(o, collector) + collector << quoted(o.expr, nil).to_s + end + + def visit_Arel_Nodes_True(o, collector) + collector << "TRUE" + end + + def visit_Arel_Nodes_False(o, collector) + collector << "FALSE" + end + + def visit_Arel_Nodes_ValuesList(o, collector) + collector << "VALUES " + + len = o.rows.length - 1 + o.rows.each_with_index { |row, i| + collector << "(" + row_len = row.length - 1 + row.each_with_index do |value, k| + case value + when Nodes::SqlLiteral, Nodes::BindParam + collector = visit(value, collector) + else + collector << quote(value) + end + collector << COMMA unless k == row_len + end + collector << ")" + collector << COMMA unless i == len + } + collector + end + + def visit_Arel_Nodes_Values(o, collector) + collector << "VALUES (" + + len = o.expressions.length - 1 + o.expressions.each_with_index { |value, i| + case value + when Nodes::SqlLiteral, Nodes::BindParam + collector = visit value, collector + else + collector << quote(value).to_s + end + unless i == len + collector << COMMA + end + } + + collector << ")" + end + + def visit_Arel_Nodes_SelectStatement(o, collector) + if o.with + collector = visit o.with, collector + collector << SPACE + end + + collector = o.cores.inject(collector) { |c, x| + visit_Arel_Nodes_SelectCore(x, c) + } + + unless o.orders.empty? + collector << ORDER_BY + len = o.orders.length - 1 + o.orders.each_with_index { |x, i| + collector = visit(x, collector) + collector << COMMA unless len == i + } + end + + visit_Arel_Nodes_SelectOptions(o, collector) + + collector + end + + def visit_Arel_Nodes_SelectOptions(o, collector) + collector = maybe_visit o.limit, collector + collector = maybe_visit o.offset, collector + collector = maybe_visit o.lock, collector + end + + def visit_Arel_Nodes_SelectCore(o, collector) + collector << "SELECT" + + collector = maybe_visit o.top, collector + + collector = maybe_visit o.set_quantifier, collector + + collect_nodes_for o.projections, collector, SPACE + + if o.source && !o.source.empty? + collector << " FROM " + collector = visit o.source, collector + end + + collect_nodes_for o.wheres, collector, WHERE, AND + collect_nodes_for o.groups, collector, GROUP_BY + unless o.havings.empty? + collector << " HAVING " + inject_join o.havings, collector, AND + end + collect_nodes_for o.windows, collector, WINDOW + + collector + end + + def collect_nodes_for(nodes, collector, spacer, connector = COMMA) + unless nodes.empty? + collector << spacer + len = nodes.length - 1 + nodes.each_with_index do |x, i| + collector = visit(x, collector) + collector << connector unless len == i + end + end + end + + def visit_Arel_Nodes_Bin(o, collector) + visit o.expr, collector + end + + def visit_Arel_Nodes_Distinct(o, collector) + collector << DISTINCT + end + + def visit_Arel_Nodes_DistinctOn(o, collector) + raise NotImplementedError, "DISTINCT ON not implemented for this db" + end + + def visit_Arel_Nodes_With(o, collector) + collector << "WITH " + inject_join o.children, collector, COMMA + end + + def visit_Arel_Nodes_WithRecursive(o, collector) + collector << "WITH RECURSIVE " + inject_join o.children, collector, COMMA + end + + def visit_Arel_Nodes_Union(o, collector) + collector << "( " + infix_value(o, collector, " UNION ") << " )" + end + + def visit_Arel_Nodes_UnionAll(o, collector) + collector << "( " + infix_value(o, collector, " UNION ALL ") << " )" + end + + def visit_Arel_Nodes_Intersect(o, collector) + collector << "( " + infix_value(o, collector, " INTERSECT ") << " )" + end + + def visit_Arel_Nodes_Except(o, collector) + collector << "( " + infix_value(o, collector, " EXCEPT ") << " )" + end + + def visit_Arel_Nodes_NamedWindow(o, collector) + collector << quote_column_name(o.name) + collector << " AS " + visit_Arel_Nodes_Window o, collector + end + + def visit_Arel_Nodes_Window(o, collector) + collector << "(" + + if o.partitions.any? + collector << "PARTITION BY " + collector = inject_join o.partitions, collector, ", " + end + + if o.orders.any? + collector << SPACE if o.partitions.any? + collector << "ORDER BY " + collector = inject_join o.orders, collector, ", " + end + + if o.framing + collector << SPACE if o.partitions.any? || o.orders.any? + collector = visit o.framing, collector + end + + collector << ")" + end + + def visit_Arel_Nodes_Rows(o, collector) + if o.expr + collector << "ROWS " + visit o.expr, collector + else + collector << "ROWS" + end + end + + def visit_Arel_Nodes_Range(o, collector) + if o.expr + collector << "RANGE " + visit o.expr, collector + else + collector << "RANGE" + end + end + + def visit_Arel_Nodes_Preceding(o, collector) + collector = if o.expr + visit o.expr, collector + else + collector << "UNBOUNDED" + end + + collector << " PRECEDING" + end + + def visit_Arel_Nodes_Following(o, collector) + collector = if o.expr + visit o.expr, collector + else + collector << "UNBOUNDED" + end + + collector << " FOLLOWING" + end + + def visit_Arel_Nodes_CurrentRow(o, collector) + collector << "CURRENT ROW" + end + + def visit_Arel_Nodes_Over(o, collector) + case o.right + when nil + visit(o.left, collector) << " OVER ()" + when Arel::Nodes::SqlLiteral + infix_value o, collector, " OVER " + when String, Symbol + visit(o.left, collector) << " OVER #{quote_column_name o.right.to_s}" + else + infix_value o, collector, " OVER " + end + end + + def visit_Arel_Nodes_Offset(o, collector) + collector << "OFFSET " + visit o.expr, collector + end + + def visit_Arel_Nodes_Limit(o, collector) + collector << "LIMIT " + visit o.expr, collector + end + + # FIXME: this does nothing on most databases, but does on MSSQL + def visit_Arel_Nodes_Top(o, collector) + collector + end + + def visit_Arel_Nodes_Lock(o, collector) + visit o.expr, collector + end + + def visit_Arel_Nodes_Grouping(o, collector) + if o.expr.is_a? Nodes::Grouping + visit(o.expr, collector) + else + collector << "(" + visit(o.expr, collector) << ")" + end + end + + def visit_Arel_SelectManager(o, collector) + collector << "(" + visit(o.ast, collector) << ")" + end + + def visit_Arel_Nodes_Ascending(o, collector) + visit(o.expr, collector) << " ASC" + end + + def visit_Arel_Nodes_Descending(o, collector) + visit(o.expr, collector) << " DESC" + end + + def visit_Arel_Nodes_Group(o, collector) + visit o.expr, collector + end + + def visit_Arel_Nodes_NamedFunction(o, collector) + collector << o.name + collector << "(" + collector << "DISTINCT " if o.distinct + collector = inject_join(o.expressions, collector, ", ") << ")" + if o.alias + collector << " AS " + visit o.alias, collector + else + collector + end + end + + def visit_Arel_Nodes_Extract(o, collector) + collector << "EXTRACT(#{o.field.to_s.upcase} FROM " + visit(o.expr, collector) << ")" + end + + def visit_Arel_Nodes_Count(o, collector) + aggregate "COUNT", o, collector + end + + def visit_Arel_Nodes_Sum(o, collector) + aggregate "SUM", o, collector + end + + def visit_Arel_Nodes_Max(o, collector) + aggregate "MAX", o, collector + end + + def visit_Arel_Nodes_Min(o, collector) + aggregate "MIN", o, collector + end + + def visit_Arel_Nodes_Avg(o, collector) + aggregate "AVG", o, collector + end + + def visit_Arel_Nodes_TableAlias(o, collector) + collector = visit o.relation, collector + collector << " " + collector << quote_table_name(o.name) + end + + def visit_Arel_Nodes_Between(o, collector) + collector = visit o.left, collector + collector << " BETWEEN " + visit o.right, collector + end + + def visit_Arel_Nodes_GreaterThanOrEqual(o, collector) + collector = visit o.left, collector + collector << " >= " + visit o.right, collector + end + + def visit_Arel_Nodes_GreaterThan(o, collector) + collector = visit o.left, collector + collector << " > " + visit o.right, collector + end + + def visit_Arel_Nodes_LessThanOrEqual(o, collector) + collector = visit o.left, collector + collector << " <= " + visit o.right, collector + end + + def visit_Arel_Nodes_LessThan(o, collector) + collector = visit o.left, collector + collector << " < " + visit o.right, collector + end + + def visit_Arel_Nodes_Matches(o, collector) + collector = visit o.left, collector + collector << " LIKE " + collector = visit o.right, collector + if o.escape + collector << " ESCAPE " + visit o.escape, collector + else + collector + end + end + + def visit_Arel_Nodes_DoesNotMatch(o, collector) + collector = visit o.left, collector + collector << " NOT LIKE " + collector = visit o.right, collector + if o.escape + collector << " ESCAPE " + visit o.escape, collector + else + collector + end + end + + def visit_Arel_Nodes_JoinSource(o, collector) + if o.left + collector = visit o.left, collector + end + if o.right.any? + collector << SPACE if o.left + collector = inject_join o.right, collector, SPACE + end + collector + end + + def visit_Arel_Nodes_Regexp(o, collector) + raise NotImplementedError, "~ not implemented for this db" + end + + def visit_Arel_Nodes_NotRegexp(o, collector) + raise NotImplementedError, "!~ not implemented for this db" + end + + def visit_Arel_Nodes_StringJoin(o, collector) + visit o.left, collector + end + + def visit_Arel_Nodes_FullOuterJoin(o, collector) + collector << "FULL OUTER JOIN " + collector = visit o.left, collector + collector << SPACE + visit o.right, collector + end + + def visit_Arel_Nodes_OuterJoin(o, collector) + collector << "LEFT OUTER JOIN " + collector = visit o.left, collector + collector << " " + visit o.right, collector + end + + def visit_Arel_Nodes_RightOuterJoin(o, collector) + collector << "RIGHT OUTER JOIN " + collector = visit o.left, collector + collector << SPACE + visit o.right, collector + end + + def visit_Arel_Nodes_InnerJoin(o, collector) + collector << "INNER JOIN " + collector = visit o.left, collector + if o.right + collector << SPACE + visit(o.right, collector) + else + collector + end + end + + def visit_Arel_Nodes_On(o, collector) + collector << "ON " + visit o.expr, collector + end + + def visit_Arel_Nodes_Not(o, collector) + collector << "NOT (" + visit(o.expr, collector) << ")" + end + + def visit_Arel_Table(o, collector) + if o.table_alias + collector << "#{quote_table_name o.name} #{quote_table_name o.table_alias}" + else + collector << quote_table_name(o.name) + end + end + + def visit_Arel_Nodes_In(o, collector) + if Array === o.right && o.right.empty? + collector << "1=0" + else + collector = visit o.left, collector + collector << " IN (" + visit(o.right, collector) << ")" + end + end + + def visit_Arel_Nodes_NotIn(o, collector) + if Array === o.right && o.right.empty? + collector << "1=1" + else + collector = visit o.left, collector + collector << " NOT IN (" + collector = visit o.right, collector + collector << ")" + end + end + + def visit_Arel_Nodes_And(o, collector) + inject_join o.children, collector, " AND " + end + + def visit_Arel_Nodes_Or(o, collector) + collector = visit o.left, collector + collector << " OR " + visit o.right, collector + end + + def visit_Arel_Nodes_Assignment(o, collector) + case o.right + when Arel::Nodes::UnqualifiedColumn, Arel::Attributes::Attribute, Arel::Nodes::BindParam + collector = visit o.left, collector + collector << " = " + visit o.right, collector + else + collector = visit o.left, collector + collector << " = " + collector << quote(o.right).to_s + end + end + + def visit_Arel_Nodes_Equality(o, collector) + right = o.right + + collector = visit o.left, collector + + if right.nil? + collector << " IS NULL" + else + collector << " = " + visit right, collector + end + end + + def visit_Arel_Nodes_NotEqual(o, collector) + right = o.right + + collector = visit o.left, collector + + if right.nil? + collector << " IS NOT NULL" + else + collector << " != " + visit right, collector + end + end + + def visit_Arel_Nodes_As(o, collector) + collector = visit o.left, collector + collector << " AS " + visit o.right, collector + end + + def visit_Arel_Nodes_Case(o, collector) + collector << "CASE " + if o.case + visit o.case, collector + collector << " " + end + o.conditions.each do |condition| + visit condition, collector + collector << " " + end + if o.default + visit o.default, collector + collector << " " + end + collector << "END" + end + + def visit_Arel_Nodes_When(o, collector) + collector << "WHEN " + visit o.left, collector + collector << " THEN " + visit o.right, collector + end + + def visit_Arel_Nodes_Else(o, collector) + collector << "ELSE " + visit o.expr, collector + end + + def visit_Arel_Nodes_UnqualifiedColumn(o, collector) + collector << "#{quote_column_name o.name}" + collector + end + + def visit_Arel_Attributes_Attribute(o, collector) + join_name = o.relation.table_alias || o.relation.name + collector << "#{quote_table_name join_name}.#{quote_column_name o.name}" + end + alias :visit_Arel_Attributes_Integer :visit_Arel_Attributes_Attribute + alias :visit_Arel_Attributes_Float :visit_Arel_Attributes_Attribute + alias :visit_Arel_Attributes_Decimal :visit_Arel_Attributes_Attribute + alias :visit_Arel_Attributes_String :visit_Arel_Attributes_Attribute + alias :visit_Arel_Attributes_Time :visit_Arel_Attributes_Attribute + alias :visit_Arel_Attributes_Boolean :visit_Arel_Attributes_Attribute + + def literal(o, collector); collector << o.to_s; end + + def visit_Arel_Nodes_BindParam(o, collector) + collector.add_bind(o.value) { "?" } + end + + alias :visit_Arel_Nodes_SqlLiteral :literal + alias :visit_Bignum :literal + alias :visit_Fixnum :literal + alias :visit_Integer :literal + + def quoted(o, a) + if a && a.able_to_type_cast? + quote(a.type_cast_for_database(o)) + else + quote(o) + end + end + + def unsupported(o, collector) + raise UnsupportedVisitError.new(o) + end + + alias :visit_ActiveSupport_Multibyte_Chars :unsupported + alias :visit_ActiveSupport_StringInquirer :unsupported + alias :visit_BigDecimal :unsupported + alias :visit_Class :unsupported + alias :visit_Date :unsupported + alias :visit_DateTime :unsupported + alias :visit_FalseClass :unsupported + alias :visit_Float :unsupported + alias :visit_Hash :unsupported + alias :visit_NilClass :unsupported + alias :visit_String :unsupported + alias :visit_Symbol :unsupported + alias :visit_Time :unsupported + alias :visit_TrueClass :unsupported + + def visit_Arel_Nodes_InfixOperation(o, collector) + collector = visit o.left, collector + collector << " #{o.operator} " + visit o.right, collector + end + + alias :visit_Arel_Nodes_Addition :visit_Arel_Nodes_InfixOperation + alias :visit_Arel_Nodes_Subtraction :visit_Arel_Nodes_InfixOperation + alias :visit_Arel_Nodes_Multiplication :visit_Arel_Nodes_InfixOperation + alias :visit_Arel_Nodes_Division :visit_Arel_Nodes_InfixOperation + + def visit_Arel_Nodes_UnaryOperation(o, collector) + collector << " #{o.operator} " + visit o.expr, collector + end + + def visit_Array(o, collector) + inject_join o, collector, ", " + end + alias :visit_Set :visit_Array + + def quote(value) + return value if Arel::Nodes::SqlLiteral === value + @connection.quote value + end + + def quote_table_name(name) + return name if Arel::Nodes::SqlLiteral === name + @connection.quote_table_name(name) + end + + def quote_column_name(name) + return name if Arel::Nodes::SqlLiteral === name + @connection.quote_column_name(name) + end + + def maybe_visit(thing, collector) + return collector unless thing + collector << " " + visit thing, collector + end + + def inject_join(list, collector, join_str) + len = list.length - 1 + list.each_with_index.inject(collector) { |c, (x, i)| + if i == len + visit x, c + else + visit(x, c) << join_str + end + } + end + + def infix_value(o, collector, value) + collector = visit o.left, collector + collector << value + visit o.right, collector + end + + def aggregate(name, o, collector) + collector << "#{name}(" + if o.distinct + collector << "DISTINCT " + end + collector = inject_join(o.expressions, collector, ", ") << ")" + if o.alias + collector << " AS " + visit o.alias, collector + else + collector + end + end + end + end +end diff --git a/activerecord/lib/arel/visitors/visitor.rb b/activerecord/lib/arel/visitors/visitor.rb new file mode 100644 index 0000000000..1c17184e86 --- /dev/null +++ b/activerecord/lib/arel/visitors/visitor.rb @@ -0,0 +1,42 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class Visitor + def initialize + @dispatch = get_dispatch_cache + end + + def accept(object, *args) + visit object, *args + end + + private + + attr_reader :dispatch + + def self.dispatch_cache + Hash.new do |hash, klass| + hash[klass] = "visit_#{(klass.name || '').gsub('::', '_')}" + end + end + + def get_dispatch_cache + self.class.dispatch_cache + end + + def visit(object, *args) + dispatch_method = dispatch[object.class] + send dispatch_method, object, *args + rescue NoMethodError => e + raise e if respond_to?(dispatch_method, true) + superklass = object.class.ancestors.find { |klass| + respond_to?(dispatch[klass], true) + } + raise(TypeError, "Cannot visit #{object.class}") unless superklass + dispatch[object.class] = dispatch[superklass] + retry + end + end + end +end diff --git a/activerecord/lib/arel/visitors/where_sql.rb b/activerecord/lib/arel/visitors/where_sql.rb new file mode 100644 index 0000000000..c6caf5e7c9 --- /dev/null +++ b/activerecord/lib/arel/visitors/where_sql.rb @@ -0,0 +1,23 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Visitors + class WhereSql < Arel::Visitors::ToSql + def initialize(inner_visitor, *args, &block) + @inner_visitor = inner_visitor + super(*args, &block) + end + + private + + def visit_Arel_Nodes_SelectCore(o, collector) + collector << "WHERE " + wheres = o.wheres.map do |where| + Nodes::SqlLiteral.new(@inner_visitor.accept(where, collector.class.new).value) + end + + inject_join wheres, collector, " AND " + end + end + end +end diff --git a/activerecord/lib/arel/window_predications.rb b/activerecord/lib/arel/window_predications.rb new file mode 100644 index 0000000000..3a8ee41f8a --- /dev/null +++ b/activerecord/lib/arel/window_predications.rb @@ -0,0 +1,9 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module WindowPredications + def over(expr = nil) + Nodes::Over.new(self, expr) + end + end +end diff --git a/activerecord/test/cases/adapter_test.rb b/activerecord/test/cases/adapter_test.rb index 4c41a68407..79642f5871 100644 --- a/activerecord/test/cases/adapter_test.rb +++ b/activerecord/test/cases/adapter_test.rb @@ -84,7 +84,7 @@ module ActiveRecord indexes = @connection.indexes("accounts") assert_equal "accounts", indexes.first.table assert_equal idx_name, indexes.first.name - assert !indexes.first.unique + assert_not indexes.first.unique assert_equal ["firm_id"], indexes.first.columns ensure @connection.remove_index(:accounts, name: idx_name) rescue nil @@ -295,6 +295,10 @@ module ActiveRecord assert_equal "ы", error.message end end + + def test_supports_multi_insert_is_deprecated + assert_deprecated { @connection.supports_multi_insert? } + end end class AdapterForeignKeyTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/adapters/mysql2/active_schema_test.rb b/activerecord/test/cases/adapters/mysql2/active_schema_test.rb index 9ae2c42368..976c5dde58 100644 --- a/activerecord/test/cases/adapters/mysql2/active_schema_test.rb +++ b/activerecord/test/cases/adapters/mysql2/active_schema_test.rb @@ -148,8 +148,8 @@ class Mysql2ActiveSchemaTest < ActiveRecord::Mysql2TestCase t.timestamps null: true end ActiveRecord::Base.connection.remove_timestamps :delete_me, null: true - assert !column_present?("delete_me", "updated_at", "datetime") - assert !column_present?("delete_me", "created_at", "datetime") + assert_not column_present?("delete_me", "updated_at", "datetime") + assert_not column_present?("delete_me", "created_at", "datetime") ensure ActiveRecord::Base.connection.drop_table :delete_me rescue nil end diff --git a/activerecord/test/cases/adapters/mysql2/schema_test.rb b/activerecord/test/cases/adapters/mysql2/schema_test.rb index b587e756cf..1283b0642c 100644 --- a/activerecord/test/cases/adapters/mysql2/schema_test.rb +++ b/activerecord/test/cases/adapters/mysql2/schema_test.rb @@ -67,7 +67,7 @@ module ActiveRecord end def test_data_source_exists_wrong_schema - assert(!@connection.data_source_exists?("#{@db_name}.zomg"), "data_source should not exist") + assert_not(@connection.data_source_exists?("#{@db_name}.zomg"), "data_source should not exist") end def test_dump_indexes diff --git a/activerecord/test/cases/adapters/mysql2/transaction_test.rb b/activerecord/test/cases/adapters/mysql2/transaction_test.rb index 30455fbde5..52e283f247 100644 --- a/activerecord/test/cases/adapters/mysql2/transaction_test.rb +++ b/activerecord/test/cases/adapters/mysql2/transaction_test.rb @@ -13,7 +13,7 @@ module ActiveRecord setup do @abort, Thread.abort_on_exception = Thread.abort_on_exception, false - Thread.report_on_exception, @original_report_on_exception = false, Thread.report_on_exception if Thread.respond_to?(:report_on_exception) + Thread.report_on_exception, @original_report_on_exception = false, Thread.report_on_exception @connection = ActiveRecord::Base.connection @connection.clear_cache! @@ -32,7 +32,7 @@ module ActiveRecord @connection.drop_table "samples", if_exists: true Thread.abort_on_exception = @abort - Thread.report_on_exception = @original_report_on_exception if Thread.respond_to?(:report_on_exception) + Thread.report_on_exception = @original_report_on_exception end test "raises Deadlocked when a deadlock is encountered" do diff --git a/activerecord/test/cases/adapters/postgresql/array_test.rb b/activerecord/test/cases/adapters/postgresql/array_test.rb index 58fa7532a2..42618c2ec3 100644 --- a/activerecord/test/cases/adapters/postgresql/array_test.rb +++ b/activerecord/test/cases/adapters/postgresql/array_test.rb @@ -353,7 +353,7 @@ class PostgresqlArrayTest < ActiveRecord::PostgreSQLTestCase assert e1.persisted?, "Saving e1" e2 = klass.create("tags" => ["black", "blue"]) - assert !e2.persisted?, "e2 shouldn't be valid" + assert_not e2.persisted?, "e2 shouldn't be valid" assert e2.errors[:tags].any?, "Should have errors for tags" assert_equal ["has already been taken"], e2.errors[:tags], "Should have uniqueness message for tags" end diff --git a/activerecord/test/cases/adapters/postgresql/schema_test.rb b/activerecord/test/cases/adapters/postgresql/schema_test.rb index 7ad03c194f..a36d066c80 100644 --- a/activerecord/test/cases/adapters/postgresql/schema_test.rb +++ b/activerecord/test/cases/adapters/postgresql/schema_test.rb @@ -204,12 +204,12 @@ class SchemaTest < ActiveRecord::PostgreSQLTestCase def test_data_source_exists_when_not_on_schema_search_path with_schema_search_path("PUBLIC") do - assert(!@connection.data_source_exists?(TABLE_NAME), "data_source exists but should not be found") + assert_not(@connection.data_source_exists?(TABLE_NAME), "data_source exists but should not be found") end end def test_data_source_exists_wrong_schema - assert(!@connection.data_source_exists?("foo.things"), "data_source should not exist") + assert_not(@connection.data_source_exists?("foo.things"), "data_source should not exist") end def test_data_source_exists_quoted_names diff --git a/activerecord/test/cases/adapters/postgresql/transaction_test.rb b/activerecord/test/cases/adapters/postgresql/transaction_test.rb index 8e952a9408..984b2f5ea4 100644 --- a/activerecord/test/cases/adapters/postgresql/transaction_test.rb +++ b/activerecord/test/cases/adapters/postgresql/transaction_test.rb @@ -14,7 +14,7 @@ module ActiveRecord setup do @abort, Thread.abort_on_exception = Thread.abort_on_exception, false - Thread.report_on_exception, @original_report_on_exception = false, Thread.report_on_exception if Thread.respond_to?(:report_on_exception) + Thread.report_on_exception, @original_report_on_exception = false, Thread.report_on_exception @connection = ActiveRecord::Base.connection @@ -32,7 +32,7 @@ module ActiveRecord @connection.drop_table "samples", if_exists: true Thread.abort_on_exception = @abort - Thread.report_on_exception = @original_report_on_exception if Thread.respond_to?(:report_on_exception) + Thread.report_on_exception = @original_report_on_exception end test "raises SerializationFailure when a serialization failure occurs" do diff --git a/activerecord/test/cases/adapters/sqlite3/quoting_test.rb b/activerecord/test/cases/adapters/sqlite3/quoting_test.rb index 6fdb353368..1c85ff5674 100644 --- a/activerecord/test/cases/adapters/sqlite3/quoting_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/quoting_test.rb @@ -55,4 +55,11 @@ class SQLite3QuotingTest < ActiveRecord::SQLite3TestCase assert_equal "'2000-01-01 12:30:00.999999'", @conn.quote(type.serialize(value)) end + + def test_quoted_time_normalizes_date_qualified_time + value = ::Time.utc(2018, 3, 11, 12, 30, 0, 999999) + type = ActiveRecord::Type::Time.new + + assert_equal "'2000-01-01 12:30:00.999999'", @conn.quote(type.serialize(value)) + end end diff --git a/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb b/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb index 7e0ce3a28e..ad155c7492 100644 --- a/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb @@ -61,7 +61,7 @@ module ActiveRecord WHERE #{Owner.primary_key} = #{owner.id} esql - assert(!result.rows.first.include?("blob"), "should not store blobs") + assert_not(result.rows.first.include?("blob"), "should not store blobs") ensure owner.delete end diff --git a/activerecord/test/cases/ar_schema_test.rb b/activerecord/test/cases/ar_schema_test.rb index 140d7cbcae..f05dcac7dd 100644 --- a/activerecord/test/cases/ar_schema_test.rb +++ b/activerecord/test/cases/ar_schema_test.rb @@ -116,8 +116,8 @@ class ActiveRecordSchemaTest < ActiveRecord::TestCase end end - assert !@connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null - assert !@connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null + assert_not @connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null + assert_not @connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null end def test_timestamps_without_null_set_null_to_false_on_change_table @@ -129,8 +129,8 @@ class ActiveRecordSchemaTest < ActiveRecord::TestCase end end - assert !@connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null - assert !@connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null + assert_not @connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null + assert_not @connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null end def test_timestamps_without_null_set_null_to_false_on_add_timestamps @@ -139,7 +139,7 @@ class ActiveRecordSchemaTest < ActiveRecord::TestCase add_timestamps :has_timestamps, default: Time.now end - assert !@connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null - assert !@connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null + assert_not @connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null + assert_not @connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null end end diff --git a/activerecord/test/cases/arel/attributes/attribute_test.rb b/activerecord/test/cases/arel/attributes/attribute_test.rb new file mode 100644 index 0000000000..671e273543 --- /dev/null +++ b/activerecord/test/cases/arel/attributes/attribute_test.rb @@ -0,0 +1,1015 @@ +# frozen_string_literal: true + +require_relative "../helper" +require "ostruct" + +module Arel + module Attributes + class AttributeTest < Arel::Spec + describe "#not_eq" do + it "should create a NotEqual node" do + relation = Table.new(:users) + relation[:id].not_eq(10).must_be_kind_of Nodes::NotEqual + end + + it "should generate != in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].not_eq(10) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" != 10 + } + end + + it "should handle nil" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].not_eq(nil) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" IS NOT NULL + } + end + end + + describe "#not_eq_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].not_eq_any([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].not_eq_any([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" != 1 OR "users"."id" != 2) + } + end + end + + describe "#not_eq_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].not_eq_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].not_eq_all([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" != 1 AND "users"."id" != 2) + } + end + end + + describe "#gt" do + it "should create a GreaterThan node" do + relation = Table.new(:users) + relation[:id].gt(10).must_be_kind_of Nodes::GreaterThan + end + + it "should generate > in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].gt(10) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" > 10 + } + end + + it "should handle comparing with a subquery" do + users = Table.new(:users) + + avg = users.project(users[:karma].average) + mgr = users.project(Arel.star).where(users[:karma].gt(avg)) + + mgr.to_sql.must_be_like %{ + SELECT * FROM "users" WHERE "users"."karma" > (SELECT AVG("users"."karma") FROM "users") + } + end + + it "should accept various data types." do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].gt("fake_name") + mgr.to_sql.must_match %{"users"."name" > 'fake_name'} + + current_time = ::Time.now + mgr.where relation[:created_at].gt(current_time) + mgr.to_sql.must_match %{"users"."created_at" > '#{current_time}'} + end + end + + describe "#gt_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].gt_any([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].gt_any([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" > 1 OR "users"."id" > 2) + } + end + end + + describe "#gt_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].gt_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].gt_all([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" > 1 AND "users"."id" > 2) + } + end + end + + describe "#gteq" do + it "should create a GreaterThanOrEqual node" do + relation = Table.new(:users) + relation[:id].gteq(10).must_be_kind_of Nodes::GreaterThanOrEqual + end + + it "should generate >= in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].gteq(10) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" >= 10 + } + end + + it "should accept various data types." do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].gteq("fake_name") + mgr.to_sql.must_match %{"users"."name" >= 'fake_name'} + + current_time = ::Time.now + mgr.where relation[:created_at].gteq(current_time) + mgr.to_sql.must_match %{"users"."created_at" >= '#{current_time}'} + end + end + + describe "#gteq_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].gteq_any([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].gteq_any([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" >= 1 OR "users"."id" >= 2) + } + end + end + + describe "#gteq_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].gteq_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].gteq_all([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" >= 1 AND "users"."id" >= 2) + } + end + end + + describe "#lt" do + it "should create a LessThan node" do + relation = Table.new(:users) + relation[:id].lt(10).must_be_kind_of Nodes::LessThan + end + + it "should generate < in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].lt(10) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" < 10 + } + end + + it "should accept various data types." do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].lt("fake_name") + mgr.to_sql.must_match %{"users"."name" < 'fake_name'} + + current_time = ::Time.now + mgr.where relation[:created_at].lt(current_time) + mgr.to_sql.must_match %{"users"."created_at" < '#{current_time}'} + end + end + + describe "#lt_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].lt_any([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].lt_any([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" < 1 OR "users"."id" < 2) + } + end + end + + describe "#lt_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].lt_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].lt_all([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" < 1 AND "users"."id" < 2) + } + end + end + + describe "#lteq" do + it "should create a LessThanOrEqual node" do + relation = Table.new(:users) + relation[:id].lteq(10).must_be_kind_of Nodes::LessThanOrEqual + end + + it "should generate <= in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].lteq(10) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" <= 10 + } + end + + it "should accept various data types." do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].lteq("fake_name") + mgr.to_sql.must_match %{"users"."name" <= 'fake_name'} + + current_time = ::Time.now + mgr.where relation[:created_at].lteq(current_time) + mgr.to_sql.must_match %{"users"."created_at" <= '#{current_time}'} + end + end + + describe "#lteq_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].lteq_any([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].lteq_any([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" <= 1 OR "users"."id" <= 2) + } + end + end + + describe "#lteq_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].lteq_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].lteq_all([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" <= 1 AND "users"."id" <= 2) + } + end + end + + describe "#average" do + it "should create a AVG node" do + relation = Table.new(:users) + relation[:id].average.must_be_kind_of Nodes::Avg + end + + it "should generate the proper SQL" do + relation = Table.new(:users) + mgr = relation.project relation[:id].average + mgr.to_sql.must_be_like %{ + SELECT AVG("users"."id") + FROM "users" + } + end + end + + describe "#maximum" do + it "should create a MAX node" do + relation = Table.new(:users) + relation[:id].maximum.must_be_kind_of Nodes::Max + end + + it "should generate proper SQL" do + relation = Table.new(:users) + mgr = relation.project relation[:id].maximum + mgr.to_sql.must_be_like %{ + SELECT MAX("users"."id") + FROM "users" + } + end + end + + describe "#minimum" do + it "should create a Min node" do + relation = Table.new(:users) + relation[:id].minimum.must_be_kind_of Nodes::Min + end + + it "should generate proper SQL" do + relation = Table.new(:users) + mgr = relation.project relation[:id].minimum + mgr.to_sql.must_be_like %{ + SELECT MIN("users"."id") + FROM "users" + } + end + end + + describe "#sum" do + it "should create a SUM node" do + relation = Table.new(:users) + relation[:id].sum.must_be_kind_of Nodes::Sum + end + + it "should generate the proper SQL" do + relation = Table.new(:users) + mgr = relation.project relation[:id].sum + mgr.to_sql.must_be_like %{ + SELECT SUM("users"."id") + FROM "users" + } + end + end + + describe "#count" do + it "should return a count node" do + relation = Table.new(:users) + relation[:id].count.must_be_kind_of Nodes::Count + end + + it "should take a distinct param" do + relation = Table.new(:users) + count = relation[:id].count(nil) + count.must_be_kind_of Nodes::Count + count.distinct.must_be_nil + end + end + + describe "#eq" do + it "should return an equality node" do + attribute = Attribute.new nil, nil + equality = attribute.eq 1 + equality.left.must_equal attribute + equality.right.val.must_equal 1 + equality.must_be_kind_of Nodes::Equality + end + + it "should generate = in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].eq(10) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" = 10 + } + end + + it "should handle nil" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].eq(nil) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" IS NULL + } + end + end + + describe "#eq_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].eq_any([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].eq_any([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" = 1 OR "users"."id" = 2) + } + end + + it "should not eat input" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + values = [1, 2] + mgr.where relation[:id].eq_any(values) + values.must_equal [1, 2] + end + end + + describe "#eq_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].eq_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].eq_all([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" = 1 AND "users"."id" = 2) + } + end + + it "should not eat input" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + values = [1, 2] + mgr.where relation[:id].eq_all(values) + values.must_equal [1, 2] + end + end + + describe "#matches" do + it "should create a Matches node" do + relation = Table.new(:users) + relation[:name].matches("%bacon%").must_be_kind_of Nodes::Matches + end + + it "should generate LIKE in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].matches("%bacon%") + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."name" LIKE '%bacon%' + } + end + end + + describe "#matches_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:name].matches_any(["%chunky%", "%bacon%"]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].matches_any(["%chunky%", "%bacon%"]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."name" LIKE '%chunky%' OR "users"."name" LIKE '%bacon%') + } + end + end + + describe "#matches_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:name].matches_all(["%chunky%", "%bacon%"]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].matches_all(["%chunky%", "%bacon%"]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."name" LIKE '%chunky%' AND "users"."name" LIKE '%bacon%') + } + end + end + + describe "#does_not_match" do + it "should create a DoesNotMatch node" do + relation = Table.new(:users) + relation[:name].does_not_match("%bacon%").must_be_kind_of Nodes::DoesNotMatch + end + + it "should generate NOT LIKE in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].does_not_match("%bacon%") + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."name" NOT LIKE '%bacon%' + } + end + end + + describe "#does_not_match_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:name].does_not_match_any(["%chunky%", "%bacon%"]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].does_not_match_any(["%chunky%", "%bacon%"]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."name" NOT LIKE '%chunky%' OR "users"."name" NOT LIKE '%bacon%') + } + end + end + + describe "#does_not_match_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:name].does_not_match_all(["%chunky%", "%bacon%"]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].does_not_match_all(["%chunky%", "%bacon%"]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."name" NOT LIKE '%chunky%' AND "users"."name" NOT LIKE '%bacon%') + } + end + end + + describe "with a range" do + it "can be constructed with a standard range" do + attribute = Attribute.new nil, nil + node = attribute.between(1..3) + + node.must_equal Nodes::Between.new( + attribute, + Nodes::And.new([ + Nodes::Casted.new(1, attribute), + Nodes::Casted.new(3, attribute) + ]) + ) + end + + it "can be constructed with a range starting from -Infinity" do + attribute = Attribute.new nil, nil + node = attribute.between(-::Float::INFINITY..3) + + node.must_equal Nodes::LessThanOrEqual.new( + attribute, + Nodes::Casted.new(3, attribute) + ) + end + + it "can be constructed with a quoted range starting from -Infinity" do + attribute = Attribute.new nil, nil + node = attribute.between(quoted_range(-::Float::INFINITY, 3, false)) + + node.must_equal Nodes::LessThanOrEqual.new( + attribute, + Nodes::Quoted.new(3) + ) + end + + it "can be constructed with an exclusive range starting from -Infinity" do + attribute = Attribute.new nil, nil + node = attribute.between(-::Float::INFINITY...3) + + node.must_equal Nodes::LessThan.new( + attribute, + Nodes::Casted.new(3, attribute) + ) + end + + it "can be constructed with a quoted exclusive range starting from -Infinity" do + attribute = Attribute.new nil, nil + node = attribute.between(quoted_range(-::Float::INFINITY, 3, true)) + + node.must_equal Nodes::LessThan.new( + attribute, + Nodes::Quoted.new(3) + ) + end + + it "can be constructed with an infinite range" do + attribute = Attribute.new nil, nil + node = attribute.between(-::Float::INFINITY..::Float::INFINITY) + + node.must_equal Nodes::NotIn.new(attribute, []) + end + + it "can be constructed with a quoted infinite range" do + attribute = Attribute.new nil, nil + node = attribute.between(quoted_range(-::Float::INFINITY, ::Float::INFINITY, false)) + + node.must_equal Nodes::NotIn.new(attribute, []) + end + + + it "can be constructed with a range ending at Infinity" do + attribute = Attribute.new nil, nil + node = attribute.between(0..::Float::INFINITY) + + node.must_equal Nodes::GreaterThanOrEqual.new( + attribute, + Nodes::Casted.new(0, attribute) + ) + end + + it "can be constructed with a quoted range ending at Infinity" do + attribute = Attribute.new nil, nil + node = attribute.between(quoted_range(0, ::Float::INFINITY, false)) + + node.must_equal Nodes::GreaterThanOrEqual.new( + attribute, + Nodes::Quoted.new(0) + ) + end + + it "can be constructed with an exclusive range" do + attribute = Attribute.new nil, nil + node = attribute.between(0...3) + + node.must_equal Nodes::And.new([ + Nodes::GreaterThanOrEqual.new( + attribute, + Nodes::Casted.new(0, attribute) + ), + Nodes::LessThan.new( + attribute, + Nodes::Casted.new(3, attribute) + ) + ]) + end + + def quoted_range(begin_val, end_val, exclude) + OpenStruct.new( + begin: Nodes::Quoted.new(begin_val), + end: Nodes::Quoted.new(end_val), + exclude_end?: exclude, + ) + end + end + + describe "#in" do + it "can be constructed with a subquery" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].does_not_match_all(["%chunky%", "%bacon%"]) + attribute = Attribute.new nil, nil + + node = attribute.in(mgr) + + node.must_equal Nodes::In.new(attribute, mgr.ast) + end + + it "can be constructed with a list" do + attribute = Attribute.new nil, nil + node = attribute.in([1, 2, 3]) + + node.must_equal Nodes::In.new( + attribute, + [ + Nodes::Casted.new(1, attribute), + Nodes::Casted.new(2, attribute), + Nodes::Casted.new(3, attribute), + ] + ) + end + + it "can be constructed with a random object" do + attribute = Attribute.new nil, nil + random_object = Object.new + node = attribute.in(random_object) + + node.must_equal Nodes::In.new( + attribute, + Nodes::Casted.new(random_object, attribute) + ) + end + + it "should generate IN in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].in([1, 2, 3]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" IN (1, 2, 3) + } + end + end + + describe "#in_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].in_any([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].in_any([[1, 2], [3, 4]]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" IN (1, 2) OR "users"."id" IN (3, 4)) + } + end + end + + describe "#in_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].in_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].in_all([[1, 2], [3, 4]]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" IN (1, 2) AND "users"."id" IN (3, 4)) + } + end + end + + describe "with a range" do + it "can be constructed with a standard range" do + attribute = Attribute.new nil, nil + node = attribute.not_between(1..3) + + node.must_equal Nodes::Grouping.new(Nodes::Or.new( + Nodes::LessThan.new( + attribute, + Nodes::Casted.new(1, attribute) + ), + Nodes::GreaterThan.new( + attribute, + Nodes::Casted.new(3, attribute) + ) + )) + end + + it "can be constructed with a range starting from -Infinity" do + attribute = Attribute.new nil, nil + node = attribute.not_between(-::Float::INFINITY..3) + + node.must_equal Nodes::GreaterThan.new( + attribute, + Nodes::Casted.new(3, attribute) + ) + end + + it "can be constructed with an exclusive range starting from -Infinity" do + attribute = Attribute.new nil, nil + node = attribute.not_between(-::Float::INFINITY...3) + + node.must_equal Nodes::GreaterThanOrEqual.new( + attribute, + Nodes::Casted.new(3, attribute) + ) + end + + it "can be constructed with an infinite range" do + attribute = Attribute.new nil, nil + node = attribute.not_between(-::Float::INFINITY..::Float::INFINITY) + + node.must_equal Nodes::In.new(attribute, []) + end + + it "can be constructed with a range ending at Infinity" do + attribute = Attribute.new nil, nil + node = attribute.not_between(0..::Float::INFINITY) + + node.must_equal Nodes::LessThan.new( + attribute, + Nodes::Casted.new(0, attribute) + ) + end + + it "can be constructed with an exclusive range" do + attribute = Attribute.new nil, nil + node = attribute.not_between(0...3) + + node.must_equal Nodes::Grouping.new(Nodes::Or.new( + Nodes::LessThan.new( + attribute, + Nodes::Casted.new(0, attribute) + ), + Nodes::GreaterThanOrEqual.new( + attribute, + Nodes::Casted.new(3, attribute) + ) + )) + end + end + + describe "#not_in" do + it "can be constructed with a subquery" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:name].does_not_match_all(["%chunky%", "%bacon%"]) + attribute = Attribute.new nil, nil + + node = attribute.not_in(mgr) + + node.must_equal Nodes::NotIn.new(attribute, mgr.ast) + end + + it "can be constructed with a Union" do + relation = Table.new(:users) + mgr1 = relation.project(relation[:id]) + mgr2 = relation.project(relation[:id]) + + union = mgr1.union(mgr2) + node = relation[:id].in(union) + node.to_sql.must_be_like %{ + "users"."id" IN (( SELECT "users"."id" FROM "users" UNION SELECT "users"."id" FROM "users" )) + } + end + + it "can be constructed with a list" do + attribute = Attribute.new nil, nil + node = attribute.not_in([1, 2, 3]) + + node.must_equal Nodes::NotIn.new( + attribute, + [ + Nodes::Casted.new(1, attribute), + Nodes::Casted.new(2, attribute), + Nodes::Casted.new(3, attribute), + ] + ) + end + + it "can be constructed with a random object" do + attribute = Attribute.new nil, nil + random_object = Object.new + node = attribute.not_in(random_object) + + node.must_equal Nodes::NotIn.new( + attribute, + Nodes::Casted.new(random_object, attribute) + ) + end + + it "should generate NOT IN in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].not_in([1, 2, 3]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE "users"."id" NOT IN (1, 2, 3) + } + end + end + + describe "#not_in_any" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].not_in_any([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ORs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].not_in_any([[1, 2], [3, 4]]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" NOT IN (1, 2) OR "users"."id" NOT IN (3, 4)) + } + end + end + + describe "#not_in_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].not_in_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].not_in_all([[1, 2], [3, 4]]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" NOT IN (1, 2) AND "users"."id" NOT IN (3, 4)) + } + end + end + + describe "#eq_all" do + it "should create a Grouping node" do + relation = Table.new(:users) + relation[:id].eq_all([1, 2]).must_be_kind_of Nodes::Grouping + end + + it "should generate ANDs in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.where relation[:id].eq_all([1, 2]) + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" WHERE ("users"."id" = 1 AND "users"."id" = 2) + } + end + end + + describe "#asc" do + it "should create an Ascending node" do + relation = Table.new(:users) + relation[:id].asc.must_be_kind_of Nodes::Ascending + end + + it "should generate ASC in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.order relation[:id].asc + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" ORDER BY "users"."id" ASC + } + end + end + + describe "#desc" do + it "should create a Descending node" do + relation = Table.new(:users) + relation[:id].desc.must_be_kind_of Nodes::Descending + end + + it "should generate DESC in sql" do + relation = Table.new(:users) + mgr = relation.project relation[:id] + mgr.order relation[:id].desc + mgr.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" ORDER BY "users"."id" DESC + } + end + end + + describe "equality" do + describe "#to_sql" do + it "should produce sql" do + table = Table.new :users + condition = table["id"].eq 1 + condition.to_sql.must_equal '"users"."id" = 1' + end + end + end + + describe "type casting" do + it "does not type cast by default" do + table = Table.new(:foo) + condition = table["id"].eq("1") + + assert_not table.able_to_type_cast? + condition.to_sql.must_equal %("foo"."id" = '1') + end + + it "type casts when given an explicit caster" do + fake_caster = Object.new + def fake_caster.type_cast_for_database(attr_name, value) + if attr_name == "id" + value.to_i + else + value + end + end + table = Table.new(:foo, type_caster: fake_caster) + condition = table["id"].eq("1").and(table["other_id"].eq("2")) + + assert table.able_to_type_cast? + condition.to_sql.must_equal %("foo"."id" = 1 AND "foo"."other_id" = '2') + end + + it "does not type cast SqlLiteral nodes" do + fake_caster = Object.new + def fake_caster.type_cast_for_database(attr_name, value) + value.to_i + end + table = Table.new(:foo, type_caster: fake_caster) + condition = table["id"].eq(Arel.sql("(select 1)")) + + assert table.able_to_type_cast? + condition.to_sql.must_equal %("foo"."id" = (select 1)) + end + end + end + end +end diff --git a/activerecord/test/cases/arel/attributes/math_test.rb b/activerecord/test/cases/arel/attributes/math_test.rb new file mode 100644 index 0000000000..f3aabe4f60 --- /dev/null +++ b/activerecord/test/cases/arel/attributes/math_test.rb @@ -0,0 +1,83 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Attributes + class MathTest < Arel::Spec + %i[* /].each do |math_operator| + it "average should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].average.public_send(math_operator, 2)).to_sql.must_be_like %{ + AVG("users"."id") #{math_operator} 2 + } + end + + it "count should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].count.public_send(math_operator, 2)).to_sql.must_be_like %{ + COUNT("users"."id") #{math_operator} 2 + } + end + + it "maximum should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].maximum.public_send(math_operator, 2)).to_sql.must_be_like %{ + MAX("users"."id") #{math_operator} 2 + } + end + + it "minimum should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].minimum.public_send(math_operator, 2)).to_sql.must_be_like %{ + MIN("users"."id") #{math_operator} 2 + } + end + + it "attribute node should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].public_send(math_operator, 2)).to_sql.must_be_like %{ + "users"."id" #{math_operator} 2 + } + end + end + + %i[+ - & | ^ << >>].each do |math_operator| + it "average should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].average.public_send(math_operator, 2)).to_sql.must_be_like %{ + (AVG("users"."id") #{math_operator} 2) + } + end + + it "count should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].count.public_send(math_operator, 2)).to_sql.must_be_like %{ + (COUNT("users"."id") #{math_operator} 2) + } + end + + it "maximum should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].maximum.public_send(math_operator, 2)).to_sql.must_be_like %{ + (MAX("users"."id") #{math_operator} 2) + } + end + + it "minimum should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].minimum.public_send(math_operator, 2)).to_sql.must_be_like %{ + (MIN("users"."id") #{math_operator} 2) + } + end + + it "attribute node should be compatiable with #{math_operator}" do + table = Arel::Table.new :users + (table[:id].public_send(math_operator, 2)).to_sql.must_be_like %{ + ("users"."id" #{math_operator} 2) + } + end + end + end + end +end diff --git a/activerecord/test/cases/arel/attributes_test.rb b/activerecord/test/cases/arel/attributes_test.rb new file mode 100644 index 0000000000..b00af4bd29 --- /dev/null +++ b/activerecord/test/cases/arel/attributes_test.rb @@ -0,0 +1,68 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + describe "Attributes" do + it "responds to lower" do + relation = Table.new(:users) + attribute = relation[:foo] + node = attribute.lower + assert_equal "LOWER", node.name + assert_equal [attribute], node.expressions + end + + describe "equality" do + it "is equal with equal ivars" do + array = [Attribute.new("foo", "bar"), Attribute.new("foo", "bar")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [Attribute.new("foo", "bar"), Attribute.new("foo", "baz")] + assert_equal 2, array.uniq.size + end + end + + describe "for" do + it "deals with unknown column types" do + column = Struct.new(:type).new :crazy + Attributes.for(column).must_equal Attributes::Undefined + end + + it "returns the correct constant for strings" do + [:string, :text, :binary].each do |type| + column = Struct.new(:type).new type + Attributes.for(column).must_equal Attributes::String + end + end + + it "returns the correct constant for ints" do + column = Struct.new(:type).new :integer + Attributes.for(column).must_equal Attributes::Integer + end + + it "returns the correct constant for floats" do + column = Struct.new(:type).new :float + Attributes.for(column).must_equal Attributes::Float + end + + it "returns the correct constant for decimals" do + column = Struct.new(:type).new :decimal + Attributes.for(column).must_equal Attributes::Decimal + end + + it "returns the correct constant for boolean" do + column = Struct.new(:type).new :boolean + Attributes.for(column).must_equal Attributes::Boolean + end + + it "returns the correct constant for time" do + [:date, :datetime, :timestamp, :time].each do |type| + column = Struct.new(:type).new type + Attributes.for(column).must_equal Attributes::Time + end + end + end + end +end diff --git a/activerecord/test/cases/arel/collectors/bind_test.rb b/activerecord/test/cases/arel/collectors/bind_test.rb new file mode 100644 index 0000000000..ffa9b15f66 --- /dev/null +++ b/activerecord/test/cases/arel/collectors/bind_test.rb @@ -0,0 +1,40 @@ +# frozen_string_literal: true + +require_relative "../helper" +require "arel/collectors/bind" + +module Arel + module Collectors + class TestBind < Arel::Test + def setup + @conn = FakeRecord::Base.new + @visitor = Visitors::ToSql.new @conn.connection + super + end + + def collect(node) + @visitor.accept(node, Collectors::Bind.new) + end + + def compile(node) + collect(node).value + end + + def ast_with_binds(bvs) + table = Table.new(:users) + manager = Arel::SelectManager.new table + manager.where(table[:age].eq(Nodes::BindParam.new(bvs.shift))) + manager.where(table[:name].eq(Nodes::BindParam.new(bvs.shift))) + manager.ast + end + + def test_compile_gathers_all_bind_params + binds = compile(ast_with_binds(["hello", "world"])) + assert_equal ["hello", "world"], binds + + binds = compile(ast_with_binds(["hello2", "world3"])) + assert_equal ["hello2", "world3"], binds + end + end + end +end diff --git a/activerecord/test/cases/arel/collectors/composite_test.rb b/activerecord/test/cases/arel/collectors/composite_test.rb new file mode 100644 index 0000000000..545637496f --- /dev/null +++ b/activerecord/test/cases/arel/collectors/composite_test.rb @@ -0,0 +1,47 @@ +# frozen_string_literal: true + +require_relative "../helper" + +require "arel/collectors/bind" +require "arel/collectors/composite" + +module Arel + module Collectors + class TestComposite < Arel::Test + def setup + @conn = FakeRecord::Base.new + @visitor = Visitors::ToSql.new @conn.connection + super + end + + def collect(node) + sql_collector = Collectors::SQLString.new + bind_collector = Collectors::Bind.new + collector = Collectors::Composite.new(sql_collector, bind_collector) + @visitor.accept(node, collector) + end + + def compile(node) + collect(node).value + end + + def ast_with_binds(bvs) + table = Table.new(:users) + manager = Arel::SelectManager.new table + manager.where(table[:age].eq(Nodes::BindParam.new(bvs.shift))) + manager.where(table[:name].eq(Nodes::BindParam.new(bvs.shift))) + manager.ast + end + + def test_composite_collector_performs_multiple_collections_at_once + sql, binds = compile(ast_with_binds(["hello", "world"])) + assert_equal 'SELECT FROM "users" WHERE "users"."age" = ? AND "users"."name" = ?', sql + assert_equal ["hello", "world"], binds + + sql, binds = compile(ast_with_binds(["hello2", "world3"])) + assert_equal 'SELECT FROM "users" WHERE "users"."age" = ? AND "users"."name" = ?', sql + assert_equal ["hello2", "world3"], binds + end + end + end +end diff --git a/activerecord/test/cases/arel/collectors/sql_string_test.rb b/activerecord/test/cases/arel/collectors/sql_string_test.rb new file mode 100644 index 0000000000..380573494d --- /dev/null +++ b/activerecord/test/cases/arel/collectors/sql_string_test.rb @@ -0,0 +1,47 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Collectors + class TestSqlString < Arel::Test + def setup + @conn = FakeRecord::Base.new + @visitor = Visitors::ToSql.new @conn.connection + super + end + + def collect(node) + @visitor.accept(node, Collectors::SQLString.new) + end + + def compile(node) + collect(node).value + end + + def ast_with_binds(bv) + table = Table.new(:users) + manager = Arel::SelectManager.new table + manager.where(table[:age].eq(bv)) + manager.where(table[:name].eq(bv)) + manager.ast + end + + def test_compile + bv = Nodes::BindParam.new(1) + collector = collect ast_with_binds bv + + sql = collector.compile ["hello", "world"] + assert_equal 'SELECT FROM "users" WHERE "users"."age" = ? AND "users"."name" = ?', sql + end + + def test_returned_sql_uses_utf8_encoding + bv = Nodes::BindParam.new(1) + collector = collect ast_with_binds bv + + sql = collector.compile ["hello", "world"] + assert_equal sql.encoding, Encoding::UTF_8 + end + end + end +end diff --git a/activerecord/test/cases/arel/collectors/substitute_bind_collector_test.rb b/activerecord/test/cases/arel/collectors/substitute_bind_collector_test.rb new file mode 100644 index 0000000000..255c8e79e9 --- /dev/null +++ b/activerecord/test/cases/arel/collectors/substitute_bind_collector_test.rb @@ -0,0 +1,48 @@ +# frozen_string_literal: true + +require_relative "../helper" +require "arel/collectors/substitute_binds" +require "arel/collectors/sql_string" + +module Arel + module Collectors + class TestSubstituteBindCollector < Arel::Test + def setup + @conn = FakeRecord::Base.new + @visitor = Visitors::ToSql.new @conn.connection + super + end + + def ast_with_binds + table = Table.new(:users) + manager = Arel::SelectManager.new table + manager.where(table[:age].eq(Nodes::BindParam.new("hello"))) + manager.where(table[:name].eq(Nodes::BindParam.new("world"))) + manager.ast + end + + def compile(node, quoter) + collector = Collectors::SubstituteBinds.new(quoter, Collectors::SQLString.new) + @visitor.accept(node, collector).value + end + + def test_compile + quoter = Object.new + def quoter.quote(val) + val.to_s + end + sql = compile(ast_with_binds, quoter) + assert_equal 'SELECT FROM "users" WHERE "users"."age" = hello AND "users"."name" = world', sql + end + + def test_quoting_is_delegated_to_quoter + quoter = Object.new + def quoter.quote(val) + val.inspect + end + sql = compile(ast_with_binds, quoter) + assert_equal 'SELECT FROM "users" WHERE "users"."age" = "hello" AND "users"."name" = "world"', sql + end + end + end +end diff --git a/activerecord/test/cases/arel/crud_test.rb b/activerecord/test/cases/arel/crud_test.rb new file mode 100644 index 0000000000..f3cdd8927f --- /dev/null +++ b/activerecord/test/cases/arel/crud_test.rb @@ -0,0 +1,65 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + class FakeCrudder < SelectManager + class FakeEngine + attr_reader :calls, :connection_pool, :spec, :config + + def initialize + @calls = [] + @connection_pool = self + @spec = self + @config = { adapter: "sqlite3" } + end + + def connection; self end + + def method_missing(name, *args) + @calls << [name, args] + end + end + + include Crud + + attr_reader :engine + attr_accessor :ctx + + def initialize(engine = FakeEngine.new) + super + end + end + + describe "crud" do + describe "insert" do + it "should call insert on the connection" do + table = Table.new :users + fc = FakeCrudder.new + fc.from table + im = fc.compile_insert [[table[:id], "foo"]] + assert_instance_of Arel::InsertManager, im + end + end + + describe "update" do + it "should call update on the connection" do + table = Table.new :users + fc = FakeCrudder.new + fc.from table + stmt = fc.compile_update [[table[:id], "foo"]], Arel::Attributes::Attribute.new(table, "id") + assert_instance_of Arel::UpdateManager, stmt + end + end + + describe "delete" do + it "should call delete on the connection" do + table = Table.new :users + fc = FakeCrudder.new + fc.from table + stmt = fc.compile_delete + assert_instance_of Arel::DeleteManager, stmt + end + end + end +end diff --git a/activerecord/test/cases/arel/delete_manager_test.rb b/activerecord/test/cases/arel/delete_manager_test.rb new file mode 100644 index 0000000000..17a5271039 --- /dev/null +++ b/activerecord/test/cases/arel/delete_manager_test.rb @@ -0,0 +1,52 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + class DeleteManagerTest < Arel::Spec + describe "new" do + it "takes an engine" do + Arel::DeleteManager.new + end + end + + it "handles limit properly" do + table = Table.new(:users) + dm = Arel::DeleteManager.new + dm.take 10 + dm.from table + assert_match(/LIMIT 10/, dm.to_sql) + end + + describe "from" do + it "uses from" do + table = Table.new(:users) + dm = Arel::DeleteManager.new + dm.from table + dm.to_sql.must_be_like %{ DELETE FROM "users" } + end + + it "chains" do + table = Table.new(:users) + dm = Arel::DeleteManager.new + dm.from(table).must_equal dm + end + end + + describe "where" do + it "uses where values" do + table = Table.new(:users) + dm = Arel::DeleteManager.new + dm.from table + dm.where table[:id].eq(10) + dm.to_sql.must_be_like %{ DELETE FROM "users" WHERE "users"."id" = 10} + end + + it "chains" do + table = Table.new(:users) + dm = Arel::DeleteManager.new + dm.where(table[:id].eq(10)).must_equal dm + end + end + end +end diff --git a/activerecord/test/cases/arel/factory_methods_test.rb b/activerecord/test/cases/arel/factory_methods_test.rb new file mode 100644 index 0000000000..26d2cdd08d --- /dev/null +++ b/activerecord/test/cases/arel/factory_methods_test.rb @@ -0,0 +1,46 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + module FactoryMethods + class TestFactoryMethods < Arel::Test + class Factory + include Arel::FactoryMethods + end + + def setup + @factory = Factory.new + end + + def test_create_join + join = @factory.create_join :one, :two + assert_kind_of Nodes::Join, join + assert_equal :two, join.right + end + + def test_create_on + on = @factory.create_on :one + assert_instance_of Nodes::On, on + assert_equal :one, on.expr + end + + def test_create_true + true_node = @factory.create_true + assert_instance_of Nodes::True, true_node + end + + def test_create_false + false_node = @factory.create_false + assert_instance_of Nodes::False, false_node + end + + def test_lower + lower = @factory.lower :one + assert_instance_of Nodes::NamedFunction, lower + assert_equal "LOWER", lower.name + assert_equal [:one], lower.expressions.map(&:expr) + end + end + end +end diff --git a/activerecord/test/cases/arel/helper.rb b/activerecord/test/cases/arel/helper.rb new file mode 100644 index 0000000000..f8ce658440 --- /dev/null +++ b/activerecord/test/cases/arel/helper.rb @@ -0,0 +1,45 @@ +# frozen_string_literal: true + +require "active_support" +require "minitest/autorun" +require "arel" + +require_relative "support/fake_record" + +class Object + def must_be_like(other) + gsub(/\s+/, " ").strip.must_equal other.gsub(/\s+/, " ").strip + end +end + +module Arel + class Test < ActiveSupport::TestCase + def setup + super + @arel_engine = Arel::Table.engine + Arel::Table.engine = FakeRecord::Base.new + end + + def teardown + Arel::Table.engine = @arel_engine if defined? @arel_engine + super + end + end + + class Spec < Minitest::Spec + before do + @arel_engine = Arel::Table.engine + Arel::Table.engine = FakeRecord::Base.new + end + + after do + Arel::Table.engine = @arel_engine if defined? @arel_engine + end + include ActiveSupport::Testing::Assertions + + # test/unit backwards compatibility methods + alias :assert_no_match :refute_match + alias :assert_not_equal :refute_equal + alias :assert_not_same :refute_same + end +end diff --git a/activerecord/test/cases/arel/insert_manager_test.rb b/activerecord/test/cases/arel/insert_manager_test.rb new file mode 100644 index 0000000000..ae10ccf56c --- /dev/null +++ b/activerecord/test/cases/arel/insert_manager_test.rb @@ -0,0 +1,244 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + class InsertManagerTest < Arel::Spec + describe "new" do + it "takes an engine" do + Arel::InsertManager.new + end + end + + describe "insert" do + it "can create a Values node" do + manager = Arel::InsertManager.new + values = manager.create_values %w{ a b }, %w{ c d } + + assert_kind_of Arel::Nodes::Values, values + assert_equal %w{ a b }, values.left + assert_equal %w{ c d }, values.right + end + + it "allows sql literals" do + manager = Arel::InsertManager.new + manager.into Table.new(:users) + manager.values = manager.create_values [Arel.sql("*")], %w{ a } + manager.to_sql.must_be_like %{ + INSERT INTO \"users\" VALUES (*) + } + end + + it "works with multiple values" do + table = Table.new(:users) + manager = Arel::InsertManager.new + manager.into table + + manager.columns << table[:id] + manager.columns << table[:name] + + manager.values = manager.create_values_list([ + %w{1 david}, + %w{2 kir}, + ["3", Arel.sql("DEFAULT")], + ]) + + manager.to_sql.must_be_like %{ + INSERT INTO \"users\" (\"id\", \"name\") VALUES ('1', 'david'), ('2', 'kir'), ('3', DEFAULT) + } + end + + it "literals in multiple values are not escaped" do + table = Table.new(:users) + manager = Arel::InsertManager.new + manager.into table + + manager.columns << table[:name] + + manager.values = manager.create_values_list([ + [Arel.sql("*")], + [Arel.sql("DEFAULT")], + ]) + + manager.to_sql.must_be_like %{ + INSERT INTO \"users\" (\"name\") VALUES (*), (DEFAULT) + } + end + + it "works with multiple single values" do + table = Table.new(:users) + manager = Arel::InsertManager.new + manager.into table + + manager.columns << table[:name] + + manager.values = manager.create_values_list([ + %w{david}, + %w{kir}, + [Arel.sql("DEFAULT")], + ]) + + manager.to_sql.must_be_like %{ + INSERT INTO \"users\" (\"name\") VALUES ('david'), ('kir'), (DEFAULT) + } + end + + it "inserts false" do + table = Table.new(:users) + manager = Arel::InsertManager.new + + manager.insert [[table[:bool], false]] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("bool") VALUES ('f') + } + end + + it "inserts null" do + table = Table.new(:users) + manager = Arel::InsertManager.new + manager.insert [[table[:id], nil]] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("id") VALUES (NULL) + } + end + + it "inserts time" do + table = Table.new(:users) + manager = Arel::InsertManager.new + + time = Time.now + attribute = table[:created_at] + + manager.insert [[attribute, time]] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("created_at") VALUES (#{Table.engine.connection.quote time}) + } + end + + it "takes a list of lists" do + table = Table.new(:users) + manager = Arel::InsertManager.new + manager.into table + manager.insert [[table[:id], 1], [table[:name], "aaron"]] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("id", "name") VALUES (1, 'aaron') + } + end + + it "defaults the table" do + table = Table.new(:users) + manager = Arel::InsertManager.new + manager.insert [[table[:id], 1], [table[:name], "aaron"]] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("id", "name") VALUES (1, 'aaron') + } + end + + it "noop for empty list" do + table = Table.new(:users) + manager = Arel::InsertManager.new + manager.insert [[table[:id], 1]] + manager.insert [] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("id") VALUES (1) + } + end + + it "is chainable" do + table = Table.new(:users) + manager = Arel::InsertManager.new + insert_result = manager.insert [[table[:id], 1]] + assert_equal manager, insert_result + end + end + + describe "into" do + it "takes a Table and chains" do + manager = Arel::InsertManager.new + manager.into(Table.new(:users)).must_equal manager + end + + it "converts to sql" do + table = Table.new :users + manager = Arel::InsertManager.new + manager.into table + manager.to_sql.must_be_like %{ + INSERT INTO "users" + } + end + end + + describe "columns" do + it "converts to sql" do + table = Table.new :users + manager = Arel::InsertManager.new + manager.into table + manager.columns << table[:id] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("id") + } + end + end + + describe "values" do + it "converts to sql" do + table = Table.new :users + manager = Arel::InsertManager.new + manager.into table + + manager.values = Nodes::Values.new [1] + manager.to_sql.must_be_like %{ + INSERT INTO "users" VALUES (1) + } + end + + it "accepts sql literals" do + table = Table.new :users + manager = Arel::InsertManager.new + manager.into table + + manager.values = Arel.sql("DEFAULT VALUES") + manager.to_sql.must_be_like %{ + INSERT INTO "users" DEFAULT VALUES + } + end + end + + describe "combo" do + it "combines columns and values list in order" do + table = Table.new :users + manager = Arel::InsertManager.new + manager.into table + + manager.values = Nodes::Values.new [1, "aaron"] + manager.columns << table[:id] + manager.columns << table[:name] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("id", "name") VALUES (1, 'aaron') + } + end + end + + describe "select" do + + it "accepts a select query in place of a VALUES clause" do + table = Table.new :users + + manager = Arel::InsertManager.new + manager.into table + + select = Arel::SelectManager.new + select.project Arel.sql("1") + select.project Arel.sql('"aaron"') + + manager.select select + manager.columns << table[:id] + manager.columns << table[:name] + manager.to_sql.must_be_like %{ + INSERT INTO "users" ("id", "name") (SELECT 1, "aaron") + } + end + + end + end +end diff --git a/activerecord/test/cases/arel/nodes/and_test.rb b/activerecord/test/cases/arel/nodes/and_test.rb new file mode 100644 index 0000000000..eff54abd91 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/and_test.rb @@ -0,0 +1,21 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "And" do + describe "equality" do + it "is equal with equal ivars" do + array = [And.new(["foo", "bar"]), And.new(["foo", "bar"])] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [And.new(["foo", "bar"]), And.new(["foo", "baz"])] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/as_test.rb b/activerecord/test/cases/arel/nodes/as_test.rb new file mode 100644 index 0000000000..1169ea11c9 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/as_test.rb @@ -0,0 +1,36 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "As" do + describe "#as" do + it "makes an AS node" do + attr = Table.new(:users)[:id] + as = attr.as(Arel.sql("foo")) + assert_equal attr, as.left + assert_equal "foo", as.right + end + + it "converts right to SqlLiteral if a string" do + attr = Table.new(:users)[:id] + as = attr.as("foo") + assert_kind_of Arel::Nodes::SqlLiteral, as.right + end + end + + describe "equality" do + it "is equal with equal ivars" do + array = [As.new("foo", "bar"), As.new("foo", "bar")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [As.new("foo", "bar"), As.new("foo", "baz")] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/ascending_test.rb b/activerecord/test/cases/arel/nodes/ascending_test.rb new file mode 100644 index 0000000000..4811e6ff5b --- /dev/null +++ b/activerecord/test/cases/arel/nodes/ascending_test.rb @@ -0,0 +1,46 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class TestAscending < Arel::Test + def test_construct + ascending = Ascending.new "zomg" + assert_equal "zomg", ascending.expr + end + + def test_reverse + ascending = Ascending.new "zomg" + descending = ascending.reverse + assert_kind_of Descending, descending + assert_equal ascending.expr, descending.expr + end + + def test_direction + ascending = Ascending.new "zomg" + assert_equal :asc, ascending.direction + end + + def test_ascending? + ascending = Ascending.new "zomg" + assert ascending.ascending? + end + + def test_descending? + ascending = Ascending.new "zomg" + assert_not ascending.descending? + end + + def test_equality_with_same_ivars + array = [Ascending.new("zomg"), Ascending.new("zomg")] + assert_equal 1, array.uniq.size + end + + def test_inequality_with_different_ivars + array = [Ascending.new("zomg"), Ascending.new("zomg!")] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/bin_test.rb b/activerecord/test/cases/arel/nodes/bin_test.rb new file mode 100644 index 0000000000..ee2ec3cf2f --- /dev/null +++ b/activerecord/test/cases/arel/nodes/bin_test.rb @@ -0,0 +1,35 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class TestBin < Arel::Test + def test_new + assert Arel::Nodes::Bin.new("zomg") + end + + def test_default_to_sql + viz = Arel::Visitors::ToSql.new Table.engine.connection_pool + node = Arel::Nodes::Bin.new(Arel.sql("zomg")) + assert_equal "zomg", viz.accept(node, Collectors::SQLString.new).value + end + + def test_mysql_to_sql + viz = Arel::Visitors::MySQL.new Table.engine.connection_pool + node = Arel::Nodes::Bin.new(Arel.sql("zomg")) + assert_equal "BINARY zomg", viz.accept(node, Collectors::SQLString.new).value + end + + def test_equality_with_same_ivars + array = [Bin.new("zomg"), Bin.new("zomg")] + assert_equal 1, array.uniq.size + end + + def test_inequality_with_different_ivars + array = [Bin.new("zomg"), Bin.new("zomg!")] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/binary_test.rb b/activerecord/test/cases/arel/nodes/binary_test.rb new file mode 100644 index 0000000000..d160e7cd9d --- /dev/null +++ b/activerecord/test/cases/arel/nodes/binary_test.rb @@ -0,0 +1,29 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class NodesTest < Arel::Spec + describe "Binary" do + describe "#hash" do + it "generates a hash based on its value" do + eq = Equality.new("foo", "bar") + eq2 = Equality.new("foo", "bar") + eq3 = Equality.new("bar", "baz") + + assert_equal eq.hash, eq2.hash + assert_not_equal eq.hash, eq3.hash + end + + it "generates a hash specific to its class" do + eq = Equality.new("foo", "bar") + neq = NotEqual.new("foo", "bar") + + assert_not_equal eq.hash, neq.hash + end + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/bind_param_test.rb b/activerecord/test/cases/arel/nodes/bind_param_test.rb new file mode 100644 index 0000000000..37a362ece4 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/bind_param_test.rb @@ -0,0 +1,22 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "BindParam" do + it "is equal to other bind params with the same value" do + BindParam.new(1).must_equal(BindParam.new(1)) + BindParam.new("foo").must_equal(BindParam.new("foo")) + end + + it "is not equal to other nodes" do + BindParam.new(nil).wont_equal(Node.new) + end + + it "is not equal to bind params with different values" do + BindParam.new(1).wont_equal(BindParam.new(2)) + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/case_test.rb b/activerecord/test/cases/arel/nodes/case_test.rb new file mode 100644 index 0000000000..89861488df --- /dev/null +++ b/activerecord/test/cases/arel/nodes/case_test.rb @@ -0,0 +1,86 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class NodesTest < Arel::Spec + describe "Case" do + describe "#initialize" do + it "sets case expression from first argument" do + node = Case.new "foo" + + assert_equal "foo", node.case + end + + it "sets default case from second argument" do + node = Case.new nil, "bar" + + assert_equal "bar", node.default + end + end + + describe "#clone" do + it "clones case, conditions and default" do + foo = Nodes.build_quoted "foo" + + node = Case.new + node.case = foo + node.conditions = [When.new(foo, foo)] + node.default = foo + + dolly = node.clone + + assert_equal dolly.case, node.case + assert_not_same dolly.case, node.case + + assert_equal dolly.conditions, node.conditions + assert_not_same dolly.conditions, node.conditions + + assert_equal dolly.default, node.default + assert_not_same dolly.default, node.default + end + end + + describe "equality" do + it "is equal with equal ivars" do + foo = Nodes.build_quoted "foo" + one = Nodes.build_quoted 1 + zero = Nodes.build_quoted 0 + + case1 = Case.new foo + case1.conditions = [When.new(foo, one)] + case1.default = Else.new zero + + case2 = Case.new foo + case2.conditions = [When.new(foo, one)] + case2.default = Else.new zero + + array = [case1, case2] + + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + foo = Nodes.build_quoted "foo" + bar = Nodes.build_quoted "bar" + one = Nodes.build_quoted 1 + zero = Nodes.build_quoted 0 + + case1 = Case.new foo + case1.conditions = [When.new(foo, one)] + case1.default = Else.new zero + + case2 = Case.new foo + case2.conditions = [When.new(bar, one)] + case2.default = Else.new zero + + array = [case1, case2] + + assert_equal 2, array.uniq.size + end + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/casted_test.rb b/activerecord/test/cases/arel/nodes/casted_test.rb new file mode 100644 index 0000000000..e27f58a4e2 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/casted_test.rb @@ -0,0 +1,18 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe Casted do + describe "#hash" do + it "is equal when eql? returns true" do + one = Casted.new 1, 2 + also_one = Casted.new 1, 2 + + assert_equal one.hash, also_one.hash + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/count_test.rb b/activerecord/test/cases/arel/nodes/count_test.rb new file mode 100644 index 0000000000..daabea6c4c --- /dev/null +++ b/activerecord/test/cases/arel/nodes/count_test.rb @@ -0,0 +1,35 @@ +# frozen_string_literal: true + +require_relative "../helper" + +class Arel::Nodes::CountTest < Arel::Spec + describe "as" do + it "should alias the count" do + table = Arel::Table.new :users + table[:id].count.as("foo").to_sql.must_be_like %{ + COUNT("users"."id") AS foo + } + end + end + + describe "eq" do + it "should compare the count" do + table = Arel::Table.new :users + table[:id].count.eq(2).to_sql.must_be_like %{ + COUNT("users"."id") = 2 + } + end + end + + describe "equality" do + it "is equal with equal ivars" do + array = [Arel::Nodes::Count.new("foo"), Arel::Nodes::Count.new("foo")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [Arel::Nodes::Count.new("foo"), Arel::Nodes::Count.new("foo!")] + assert_equal 2, array.uniq.size + end + end +end diff --git a/activerecord/test/cases/arel/nodes/delete_statement_test.rb b/activerecord/test/cases/arel/nodes/delete_statement_test.rb new file mode 100644 index 0000000000..3f078063a4 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/delete_statement_test.rb @@ -0,0 +1,36 @@ +# frozen_string_literal: true + +require_relative "../helper" + +describe Arel::Nodes::DeleteStatement do + describe "#clone" do + it "clones wheres" do + statement = Arel::Nodes::DeleteStatement.new + statement.wheres = %w[a b c] + + dolly = statement.clone + dolly.wheres.must_equal statement.wheres + dolly.wheres.wont_be_same_as statement.wheres + end + end + + describe "equality" do + it "is equal with equal ivars" do + statement1 = Arel::Nodes::DeleteStatement.new + statement1.wheres = %w[a b c] + statement2 = Arel::Nodes::DeleteStatement.new + statement2.wheres = %w[a b c] + array = [statement1, statement2] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + statement1 = Arel::Nodes::DeleteStatement.new + statement1.wheres = %w[a b c] + statement2 = Arel::Nodes::DeleteStatement.new + statement2.wheres = %w[1 2 3] + array = [statement1, statement2] + assert_equal 2, array.uniq.size + end + end +end diff --git a/activerecord/test/cases/arel/nodes/descending_test.rb b/activerecord/test/cases/arel/nodes/descending_test.rb new file mode 100644 index 0000000000..5f1747e1da --- /dev/null +++ b/activerecord/test/cases/arel/nodes/descending_test.rb @@ -0,0 +1,46 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class TestDescending < Arel::Test + def test_construct + descending = Descending.new "zomg" + assert_equal "zomg", descending.expr + end + + def test_reverse + descending = Descending.new "zomg" + ascending = descending.reverse + assert_kind_of Ascending, ascending + assert_equal descending.expr, ascending.expr + end + + def test_direction + descending = Descending.new "zomg" + assert_equal :desc, descending.direction + end + + def test_ascending? + descending = Descending.new "zomg" + assert_not descending.ascending? + end + + def test_descending? + descending = Descending.new "zomg" + assert descending.descending? + end + + def test_equality_with_same_ivars + array = [Descending.new("zomg"), Descending.new("zomg")] + assert_equal 1, array.uniq.size + end + + def test_inequality_with_different_ivars + array = [Descending.new("zomg"), Descending.new("zomg!")] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/distinct_test.rb b/activerecord/test/cases/arel/nodes/distinct_test.rb new file mode 100644 index 0000000000..de5f0ee588 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/distinct_test.rb @@ -0,0 +1,21 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "Distinct" do + describe "equality" do + it "is equal to other distinct nodes" do + array = [Distinct.new, Distinct.new] + assert_equal 1, array.uniq.size + end + + it "is not equal with other nodes" do + array = [Distinct.new, Node.new] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/equality_test.rb b/activerecord/test/cases/arel/nodes/equality_test.rb new file mode 100644 index 0000000000..e173720e86 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/equality_test.rb @@ -0,0 +1,86 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "equality" do + # FIXME: backwards compat + describe "backwards compat" do + describe "operator" do + it "returns :==" do + attr = Table.new(:users)[:id] + left = attr.eq(10) + left.operator.must_equal :== + end + end + + describe "operand1" do + it "should equal left" do + attr = Table.new(:users)[:id] + left = attr.eq(10) + left.left.must_equal left.operand1 + end + end + + describe "operand2" do + it "should equal right" do + attr = Table.new(:users)[:id] + left = attr.eq(10) + left.right.must_equal left.operand2 + end + end + + describe "to_sql" do + it "takes an engine" do + engine = FakeRecord::Base.new + engine.connection.extend Module.new { + attr_accessor :quote_count + def quote(*args) @quote_count += 1; super; end + def quote_column_name(*args) @quote_count += 1; super; end + def quote_table_name(*args) @quote_count += 1; super; end + } + engine.connection.quote_count = 0 + + attr = Table.new(:users)[:id] + test = attr.eq(10) + test.to_sql engine + engine.connection.quote_count.must_equal 3 + end + end + end + + describe "or" do + it "makes an OR node" do + attr = Table.new(:users)[:id] + left = attr.eq(10) + right = attr.eq(11) + node = left.or right + node.expr.left.must_equal left + node.expr.right.must_equal right + end + end + + describe "and" do + it "makes and AND node" do + attr = Table.new(:users)[:id] + left = attr.eq(10) + right = attr.eq(11) + node = left.and right + node.left.must_equal left + node.right.must_equal right + end + end + + it "is equal with equal ivars" do + array = [Equality.new("foo", "bar"), Equality.new("foo", "bar")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [Equality.new("foo", "bar"), Equality.new("foo", "baz")] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/extract_test.rb b/activerecord/test/cases/arel/nodes/extract_test.rb new file mode 100644 index 0000000000..8fc1e04d67 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/extract_test.rb @@ -0,0 +1,43 @@ +# frozen_string_literal: true + +require_relative "../helper" + +class Arel::Nodes::ExtractTest < Arel::Spec + it "should extract field" do + table = Arel::Table.new :users + table[:timestamp].extract("date").to_sql.must_be_like %{ + EXTRACT(DATE FROM "users"."timestamp") + } + end + + describe "as" do + it "should alias the extract" do + table = Arel::Table.new :users + table[:timestamp].extract("date").as("foo").to_sql.must_be_like %{ + EXTRACT(DATE FROM "users"."timestamp") AS foo + } + end + + it "should not mutate the extract" do + table = Arel::Table.new :users + extract = table[:timestamp].extract("date") + before = extract.dup + extract.as("foo") + assert_equal extract, before + end + end + + describe "equality" do + it "is equal with equal ivars" do + table = Arel::Table.new :users + array = [table[:attr].extract("foo"), table[:attr].extract("foo")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + table = Arel::Table.new :users + array = [table[:attr].extract("foo"), table[:attr].extract("bar")] + assert_equal 2, array.uniq.size + end + end +end diff --git a/activerecord/test/cases/arel/nodes/false_test.rb b/activerecord/test/cases/arel/nodes/false_test.rb new file mode 100644 index 0000000000..4ecf8e332e --- /dev/null +++ b/activerecord/test/cases/arel/nodes/false_test.rb @@ -0,0 +1,21 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "False" do + describe "equality" do + it "is equal to other false nodes" do + array = [False.new, False.new] + assert_equal 1, array.uniq.size + end + + it "is not equal with other nodes" do + array = [False.new, Node.new] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/grouping_test.rb b/activerecord/test/cases/arel/nodes/grouping_test.rb new file mode 100644 index 0000000000..03d5c142d5 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/grouping_test.rb @@ -0,0 +1,26 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class GroupingTest < Arel::Spec + it "should create Equality nodes" do + grouping = Grouping.new(Nodes.build_quoted("foo")) + grouping.eq("foo").to_sql.must_be_like "('foo') = 'foo'" + end + + describe "equality" do + it "is equal with equal ivars" do + array = [Grouping.new("foo"), Grouping.new("foo")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [Grouping.new("foo"), Grouping.new("bar")] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/infix_operation_test.rb b/activerecord/test/cases/arel/nodes/infix_operation_test.rb new file mode 100644 index 0000000000..dcf2200c12 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/infix_operation_test.rb @@ -0,0 +1,42 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class TestInfixOperation < Arel::Test + def test_construct + operation = InfixOperation.new :+, 1, 2 + assert_equal :+, operation.operator + assert_equal 1, operation.left + assert_equal 2, operation.right + end + + def test_operation_alias + operation = InfixOperation.new :+, 1, 2 + aliaz = operation.as("zomg") + assert_kind_of As, aliaz + assert_equal operation, aliaz.left + assert_equal "zomg", aliaz.right + end + + def test_operation_ordering + operation = InfixOperation.new :+, 1, 2 + ordering = operation.desc + assert_kind_of Descending, ordering + assert_equal operation, ordering.expr + assert ordering.descending? + end + + def test_equality_with_same_ivars + array = [InfixOperation.new(:+, 1, 2), InfixOperation.new(:+, 1, 2)] + assert_equal 1, array.uniq.size + end + + def test_inequality_with_different_ivars + array = [InfixOperation.new(:+, 1, 2), InfixOperation.new(:+, 1, 3)] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/insert_statement_test.rb b/activerecord/test/cases/arel/nodes/insert_statement_test.rb new file mode 100644 index 0000000000..252a0d0d0b --- /dev/null +++ b/activerecord/test/cases/arel/nodes/insert_statement_test.rb @@ -0,0 +1,44 @@ +# frozen_string_literal: true + +require_relative "../helper" + +describe Arel::Nodes::InsertStatement do + describe "#clone" do + it "clones columns and values" do + statement = Arel::Nodes::InsertStatement.new + statement.columns = %w[a b c] + statement.values = %w[x y z] + + dolly = statement.clone + dolly.columns.must_equal statement.columns + dolly.values.must_equal statement.values + + dolly.columns.wont_be_same_as statement.columns + dolly.values.wont_be_same_as statement.values + end + end + + describe "equality" do + it "is equal with equal ivars" do + statement1 = Arel::Nodes::InsertStatement.new + statement1.columns = %w[a b c] + statement1.values = %w[x y z] + statement2 = Arel::Nodes::InsertStatement.new + statement2.columns = %w[a b c] + statement2.values = %w[x y z] + array = [statement1, statement2] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + statement1 = Arel::Nodes::InsertStatement.new + statement1.columns = %w[a b c] + statement1.values = %w[x y z] + statement2 = Arel::Nodes::InsertStatement.new + statement2.columns = %w[a b c] + statement2.values = %w[1 2 3] + array = [statement1, statement2] + assert_equal 2, array.uniq.size + end + end +end diff --git a/activerecord/test/cases/arel/nodes/named_function_test.rb b/activerecord/test/cases/arel/nodes/named_function_test.rb new file mode 100644 index 0000000000..dbd7ae43be --- /dev/null +++ b/activerecord/test/cases/arel/nodes/named_function_test.rb @@ -0,0 +1,48 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class TestNamedFunction < Arel::Test + def test_construct + function = NamedFunction.new "omg", "zomg" + assert_equal "omg", function.name + assert_equal "zomg", function.expressions + end + + def test_function_alias + function = NamedFunction.new "omg", "zomg" + function = function.as("wth") + assert_equal "omg", function.name + assert_equal "zomg", function.expressions + assert_kind_of SqlLiteral, function.alias + assert_equal "wth", function.alias + end + + def test_construct_with_alias + function = NamedFunction.new "omg", "zomg", "wth" + assert_equal "omg", function.name + assert_equal "zomg", function.expressions + assert_kind_of SqlLiteral, function.alias + assert_equal "wth", function.alias + end + + def test_equality_with_same_ivars + array = [ + NamedFunction.new("omg", "zomg", "wth"), + NamedFunction.new("omg", "zomg", "wth") + ] + assert_equal 1, array.uniq.size + end + + def test_inequality_with_different_ivars + array = [ + NamedFunction.new("omg", "zomg", "wth"), + NamedFunction.new("zomg", "zomg", "wth") + ] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/node_test.rb b/activerecord/test/cases/arel/nodes/node_test.rb new file mode 100644 index 0000000000..f4f07ef2c5 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/node_test.rb @@ -0,0 +1,41 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + class TestNode < Arel::Test + def test_includes_factory_methods + assert Node.new.respond_to?(:create_join) + end + + def test_all_nodes_are_nodes + Nodes.constants.map { |k| + Nodes.const_get(k) + }.grep(Class).each do |klass| + next if Nodes::SqlLiteral == klass + next if Nodes::BindParam == klass + next if klass.name =~ /^Arel::Nodes::(?:Test|.*Test$)/ + assert klass.ancestors.include?(Nodes::Node), klass.name + end + end + + def test_each + list = [] + node = Nodes::Node.new + node.each { |n| list << n } + assert_equal [node], list + end + + def test_generator + list = [] + node = Nodes::Node.new + node.each.each { |n| list << n } + assert_equal [node], list + end + + def test_enumerable + node = Nodes::Node.new + assert_kind_of Enumerable, node + end + end +end diff --git a/activerecord/test/cases/arel/nodes/not_test.rb b/activerecord/test/cases/arel/nodes/not_test.rb new file mode 100644 index 0000000000..481e678700 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/not_test.rb @@ -0,0 +1,31 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "not" do + describe "#not" do + it "makes a NOT node" do + attr = Table.new(:users)[:id] + expr = attr.eq(10) + node = expr.not + node.must_be_kind_of Not + node.expr.must_equal expr + end + end + + describe "equality" do + it "is equal with equal ivars" do + array = [Not.new("foo"), Not.new("foo")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [Not.new("foo"), Not.new("baz")] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/or_test.rb b/activerecord/test/cases/arel/nodes/or_test.rb new file mode 100644 index 0000000000..93f826740d --- /dev/null +++ b/activerecord/test/cases/arel/nodes/or_test.rb @@ -0,0 +1,36 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "or" do + describe "#or" do + it "makes an OR node" do + attr = Table.new(:users)[:id] + left = attr.eq(10) + right = attr.eq(11) + node = left.or right + node.expr.left.must_equal left + node.expr.right.must_equal right + + oror = node.or(right) + oror.expr.left.must_equal node + oror.expr.right.must_equal right + end + end + + describe "equality" do + it "is equal with equal ivars" do + array = [Or.new("foo", "bar"), Or.new("foo", "bar")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [Or.new("foo", "bar"), Or.new("foo", "baz")] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/over_test.rb b/activerecord/test/cases/arel/nodes/over_test.rb new file mode 100644 index 0000000000..981ec2e34b --- /dev/null +++ b/activerecord/test/cases/arel/nodes/over_test.rb @@ -0,0 +1,69 @@ +# frozen_string_literal: true + +require_relative "../helper" + +class Arel::Nodes::OverTest < Arel::Spec + describe "as" do + it "should alias the expression" do + table = Arel::Table.new :users + table[:id].count.over.as("foo").to_sql.must_be_like %{ + COUNT("users"."id") OVER () AS foo + } + end + end + + describe "with literal" do + it "should reference the window definition by name" do + table = Arel::Table.new :users + table[:id].count.over("foo").to_sql.must_be_like %{ + COUNT("users"."id") OVER "foo" + } + end + end + + describe "with SQL literal" do + it "should reference the window definition by name" do + table = Arel::Table.new :users + table[:id].count.over(Arel.sql("foo")).to_sql.must_be_like %{ + COUNT("users"."id") OVER foo + } + end + end + + describe "with no expression" do + it "should use empty definition" do + table = Arel::Table.new :users + table[:id].count.over.to_sql.must_be_like %{ + COUNT("users"."id") OVER () + } + end + end + + describe "with expression" do + it "should use definition in sub-expression" do + table = Arel::Table.new :users + window = Arel::Nodes::Window.new.order(table["foo"]) + table[:id].count.over(window).to_sql.must_be_like %{ + COUNT("users"."id") OVER (ORDER BY \"users\".\"foo\") + } + end + end + + describe "equality" do + it "is equal with equal ivars" do + array = [ + Arel::Nodes::Over.new("foo", "bar"), + Arel::Nodes::Over.new("foo", "bar") + ] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [ + Arel::Nodes::Over.new("foo", "bar"), + Arel::Nodes::Over.new("foo", "baz") + ] + assert_equal 2, array.uniq.size + end + end +end diff --git a/activerecord/test/cases/arel/nodes/select_core_test.rb b/activerecord/test/cases/arel/nodes/select_core_test.rb new file mode 100644 index 0000000000..0b698205ff --- /dev/null +++ b/activerecord/test/cases/arel/nodes/select_core_test.rb @@ -0,0 +1,71 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class TestSelectCore < Arel::Test + def test_clone + core = Arel::Nodes::SelectCore.new + core.froms = %w[a b c] + core.projections = %w[d e f] + core.wheres = %w[g h i] + + dolly = core.clone + + assert_equal core.froms, dolly.froms + assert_equal core.projections, dolly.projections + assert_equal core.wheres, dolly.wheres + + assert_not_same core.froms, dolly.froms + assert_not_same core.projections, dolly.projections + assert_not_same core.wheres, dolly.wheres + end + + def test_set_quantifier + core = Arel::Nodes::SelectCore.new + core.set_quantifier = Arel::Nodes::Distinct.new + viz = Arel::Visitors::ToSql.new Table.engine.connection_pool + assert_match "DISTINCT", viz.accept(core, Collectors::SQLString.new).value + end + + def test_equality_with_same_ivars + core1 = SelectCore.new + core1.froms = %w[a b c] + core1.projections = %w[d e f] + core1.wheres = %w[g h i] + core1.groups = %w[j k l] + core1.windows = %w[m n o] + core1.havings = %w[p q r] + core2 = SelectCore.new + core2.froms = %w[a b c] + core2.projections = %w[d e f] + core2.wheres = %w[g h i] + core2.groups = %w[j k l] + core2.windows = %w[m n o] + core2.havings = %w[p q r] + array = [core1, core2] + assert_equal 1, array.uniq.size + end + + def test_inequality_with_different_ivars + core1 = SelectCore.new + core1.froms = %w[a b c] + core1.projections = %w[d e f] + core1.wheres = %w[g h i] + core1.groups = %w[j k l] + core1.windows = %w[m n o] + core1.havings = %w[p q r] + core2 = SelectCore.new + core2.froms = %w[a b c] + core2.projections = %w[d e f] + core2.wheres = %w[g h i] + core2.groups = %w[j k l] + core2.windows = %w[m n o] + core2.havings = %w[l o l] + array = [core1, core2] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/select_statement_test.rb b/activerecord/test/cases/arel/nodes/select_statement_test.rb new file mode 100644 index 0000000000..a91605de3e --- /dev/null +++ b/activerecord/test/cases/arel/nodes/select_statement_test.rb @@ -0,0 +1,51 @@ +# frozen_string_literal: true + +require_relative "../helper" + +describe Arel::Nodes::SelectStatement do + describe "#clone" do + it "clones cores" do + statement = Arel::Nodes::SelectStatement.new %w[a b c] + + dolly = statement.clone + dolly.cores.must_equal statement.cores + dolly.cores.wont_be_same_as statement.cores + end + end + + describe "equality" do + it "is equal with equal ivars" do + statement1 = Arel::Nodes::SelectStatement.new %w[a b c] + statement1.offset = 1 + statement1.limit = 2 + statement1.lock = false + statement1.orders = %w[x y z] + statement1.with = "zomg" + statement2 = Arel::Nodes::SelectStatement.new %w[a b c] + statement2.offset = 1 + statement2.limit = 2 + statement2.lock = false + statement2.orders = %w[x y z] + statement2.with = "zomg" + array = [statement1, statement2] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + statement1 = Arel::Nodes::SelectStatement.new %w[a b c] + statement1.offset = 1 + statement1.limit = 2 + statement1.lock = false + statement1.orders = %w[x y z] + statement1.with = "zomg" + statement2 = Arel::Nodes::SelectStatement.new %w[a b c] + statement2.offset = 1 + statement2.limit = 2 + statement2.lock = false + statement2.orders = %w[x y z] + statement2.with = "wth" + array = [statement1, statement2] + assert_equal 2, array.uniq.size + end + end +end diff --git a/activerecord/test/cases/arel/nodes/sql_literal_test.rb b/activerecord/test/cases/arel/nodes/sql_literal_test.rb new file mode 100644 index 0000000000..3b95fed1f4 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/sql_literal_test.rb @@ -0,0 +1,75 @@ +# frozen_string_literal: true + +require_relative "../helper" +require "yaml" + +module Arel + module Nodes + class SqlLiteralTest < Arel::Spec + before do + @visitor = Visitors::ToSql.new Table.engine.connection + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + describe "sql" do + it "makes a sql literal node" do + sql = Arel.sql "foo" + sql.must_be_kind_of Arel::Nodes::SqlLiteral + end + end + + describe "count" do + it "makes a count node" do + node = SqlLiteral.new("*").count + compile(node).must_be_like %{ COUNT(*) } + end + + it "makes a distinct node" do + node = SqlLiteral.new("*").count true + compile(node).must_be_like %{ COUNT(DISTINCT *) } + end + end + + describe "equality" do + it "makes an equality node" do + node = SqlLiteral.new("foo").eq(1) + compile(node).must_be_like %{ foo = 1 } + end + + it "is equal with equal contents" do + array = [SqlLiteral.new("foo"), SqlLiteral.new("foo")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different contents" do + array = [SqlLiteral.new("foo"), SqlLiteral.new("bar")] + assert_equal 2, array.uniq.size + end + end + + describe 'grouped "or" equality' do + it "makes a grouping node with an or node" do + node = SqlLiteral.new("foo").eq_any([1, 2]) + compile(node).must_be_like %{ (foo = 1 OR foo = 2) } + end + end + + describe 'grouped "and" equality' do + it "makes a grouping node with an and node" do + node = SqlLiteral.new("foo").eq_all([1, 2]) + compile(node).must_be_like %{ (foo = 1 AND foo = 2) } + end + end + + describe "serialization" do + it "serializes into YAML" do + yaml_literal = SqlLiteral.new("foo").to_yaml + assert_equal("foo", YAML.load(yaml_literal)) + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/sum_test.rb b/activerecord/test/cases/arel/nodes/sum_test.rb new file mode 100644 index 0000000000..5015964951 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/sum_test.rb @@ -0,0 +1,35 @@ +# frozen_string_literal: true + +require_relative "../helper" + +class Arel::Nodes::SumTest < Arel::Spec + describe "as" do + it "should alias the sum" do + table = Arel::Table.new :users + table[:id].sum.as("foo").to_sql.must_be_like %{ + SUM("users"."id") AS foo + } + end + end + + describe "equality" do + it "is equal with equal ivars" do + array = [Arel::Nodes::Sum.new("foo"), Arel::Nodes::Sum.new("foo")] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + array = [Arel::Nodes::Sum.new("foo"), Arel::Nodes::Sum.new("foo!")] + assert_equal 2, array.uniq.size + end + end + + describe "order" do + it "should order the sum" do + table = Arel::Table.new :users + table[:id].sum.desc.to_sql.must_be_like %{ + SUM("users"."id") DESC + } + end + end +end diff --git a/activerecord/test/cases/arel/nodes/table_alias_test.rb b/activerecord/test/cases/arel/nodes/table_alias_test.rb new file mode 100644 index 0000000000..c661b6771e --- /dev/null +++ b/activerecord/test/cases/arel/nodes/table_alias_test.rb @@ -0,0 +1,29 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "table alias" do + describe "equality" do + it "is equal with equal ivars" do + relation1 = Table.new(:users) + node1 = TableAlias.new relation1, :foo + relation2 = Table.new(:users) + node2 = TableAlias.new relation2, :foo + array = [node1, node2] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + relation1 = Table.new(:users) + node1 = TableAlias.new relation1, :foo + relation2 = Table.new(:users) + node2 = TableAlias.new relation2, :bar + array = [node1, node2] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/true_test.rb b/activerecord/test/cases/arel/nodes/true_test.rb new file mode 100644 index 0000000000..1e85fe7d48 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/true_test.rb @@ -0,0 +1,21 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "True" do + describe "equality" do + it "is equal to other true nodes" do + array = [True.new, True.new] + assert_equal 1, array.uniq.size + end + + it "is not equal with other nodes" do + array = [True.new, Node.new] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/unary_operation_test.rb b/activerecord/test/cases/arel/nodes/unary_operation_test.rb new file mode 100644 index 0000000000..f0dd0c625c --- /dev/null +++ b/activerecord/test/cases/arel/nodes/unary_operation_test.rb @@ -0,0 +1,41 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + class TestUnaryOperation < Arel::Test + def test_construct + operation = UnaryOperation.new :-, 1 + assert_equal :-, operation.operator + assert_equal 1, operation.expr + end + + def test_operation_alias + operation = UnaryOperation.new :-, 1 + aliaz = operation.as("zomg") + assert_kind_of As, aliaz + assert_equal operation, aliaz.left + assert_equal "zomg", aliaz.right + end + + def test_operation_ordering + operation = UnaryOperation.new :-, 1 + ordering = operation.desc + assert_kind_of Descending, ordering + assert_equal operation, ordering.expr + assert ordering.descending? + end + + def test_equality_with_same_ivars + array = [UnaryOperation.new(:-, 1), UnaryOperation.new(:-, 1)] + assert_equal 1, array.uniq.size + end + + def test_inequality_with_different_ivars + array = [UnaryOperation.new(:-, 1), UnaryOperation.new(:-, 2)] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/update_statement_test.rb b/activerecord/test/cases/arel/nodes/update_statement_test.rb new file mode 100644 index 0000000000..a83ce32f68 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/update_statement_test.rb @@ -0,0 +1,60 @@ +# frozen_string_literal: true + +require_relative "../helper" + +describe Arel::Nodes::UpdateStatement do + describe "#clone" do + it "clones wheres and values" do + statement = Arel::Nodes::UpdateStatement.new + statement.wheres = %w[a b c] + statement.values = %w[x y z] + + dolly = statement.clone + dolly.wheres.must_equal statement.wheres + dolly.wheres.wont_be_same_as statement.wheres + + dolly.values.must_equal statement.values + dolly.values.wont_be_same_as statement.values + end + end + + describe "equality" do + it "is equal with equal ivars" do + statement1 = Arel::Nodes::UpdateStatement.new + statement1.relation = "zomg" + statement1.wheres = 2 + statement1.values = false + statement1.orders = %w[x y z] + statement1.limit = 42 + statement1.key = "zomg" + statement2 = Arel::Nodes::UpdateStatement.new + statement2.relation = "zomg" + statement2.wheres = 2 + statement2.values = false + statement2.orders = %w[x y z] + statement2.limit = 42 + statement2.key = "zomg" + array = [statement1, statement2] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + statement1 = Arel::Nodes::UpdateStatement.new + statement1.relation = "zomg" + statement1.wheres = 2 + statement1.values = false + statement1.orders = %w[x y z] + statement1.limit = 42 + statement1.key = "zomg" + statement2 = Arel::Nodes::UpdateStatement.new + statement2.relation = "zomg" + statement2.wheres = 2 + statement2.values = false + statement2.orders = %w[x y z] + statement2.limit = 42 + statement2.key = "wth" + array = [statement1, statement2] + assert_equal 2, array.uniq.size + end + end +end diff --git a/activerecord/test/cases/arel/nodes/window_test.rb b/activerecord/test/cases/arel/nodes/window_test.rb new file mode 100644 index 0000000000..729b0556a4 --- /dev/null +++ b/activerecord/test/cases/arel/nodes/window_test.rb @@ -0,0 +1,81 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Nodes + describe "Window" do + describe "equality" do + it "is equal with equal ivars" do + window1 = Window.new + window1.orders = [1, 2] + window1.partitions = [1] + window1.frame 3 + window2 = Window.new + window2.orders = [1, 2] + window2.partitions = [1] + window2.frame 3 + array = [window1, window2] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + window1 = Window.new + window1.orders = [1, 2] + window1.partitions = [1] + window1.frame 3 + window2 = Window.new + window2.orders = [1, 2] + window1.partitions = [1] + window2.frame 4 + array = [window1, window2] + assert_equal 2, array.uniq.size + end + end + end + + describe "NamedWindow" do + describe "equality" do + it "is equal with equal ivars" do + window1 = NamedWindow.new "foo" + window1.orders = [1, 2] + window1.partitions = [1] + window1.frame 3 + window2 = NamedWindow.new "foo" + window2.orders = [1, 2] + window2.partitions = [1] + window2.frame 3 + array = [window1, window2] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + window1 = NamedWindow.new "foo" + window1.orders = [1, 2] + window1.partitions = [1] + window1.frame 3 + window2 = NamedWindow.new "bar" + window2.orders = [1, 2] + window2.partitions = [1] + window2.frame 3 + array = [window1, window2] + assert_equal 2, array.uniq.size + end + end + end + + describe "CurrentRow" do + describe "equality" do + it "is equal to other current row nodes" do + array = [CurrentRow.new, CurrentRow.new] + assert_equal 1, array.uniq.size + end + + it "is not equal with other nodes" do + array = [CurrentRow.new, Node.new] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes_test.rb b/activerecord/test/cases/arel/nodes_test.rb new file mode 100644 index 0000000000..9021de0d20 --- /dev/null +++ b/activerecord/test/cases/arel/nodes_test.rb @@ -0,0 +1,34 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + module Nodes + class TestNodes < Arel::Test + def test_every_arel_nodes_have_hash_eql_eqeq_from_same_class + # #descendants code from activesupport + node_descendants = [] + ObjectSpace.each_object(Arel::Nodes::Node.singleton_class) do |k| + next if k.respond_to?(:singleton_class?) && k.singleton_class? + node_descendants.unshift k unless k == self + end + node_descendants.delete(Arel::Nodes::Node) + node_descendants.delete(Arel::Nodes::NodeExpression) + + bad_node_descendants = node_descendants.reject do |subnode| + eqeq_owner = subnode.instance_method(:==).owner + eql_owner = subnode.instance_method(:eql?).owner + hash_owner = subnode.instance_method(:hash).owner + + eqeq_owner < Arel::Nodes::Node && + eqeq_owner == eql_owner && + eqeq_owner == hash_owner + end + + problem_msg = "Some subclasses of Arel::Nodes::Node do not have a" \ + " #== or #eql? or #hash defined from the same class as the others" + assert_empty bad_node_descendants, problem_msg + end + end + end +end diff --git a/activerecord/test/cases/arel/select_manager_test.rb b/activerecord/test/cases/arel/select_manager_test.rb new file mode 100644 index 0000000000..f318577b94 --- /dev/null +++ b/activerecord/test/cases/arel/select_manager_test.rb @@ -0,0 +1,1236 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + class SelectManagerTest < Arel::Spec + def test_join_sources + manager = Arel::SelectManager.new + manager.join_sources << Arel::Nodes::StringJoin.new(Nodes.build_quoted("foo")) + assert_equal "SELECT FROM 'foo'", manager.to_sql + end + + describe "backwards compatibility" do + describe "project" do + it "accepts symbols as sql literals" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.project :id + manager.from table + manager.to_sql.must_be_like %{ + SELECT id FROM "users" + } + end + end + + describe "order" do + it "accepts symbols" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.project Nodes::SqlLiteral.new "*" + manager.from table + manager.order :foo + manager.to_sql.must_be_like %{ SELECT * FROM "users" ORDER BY foo } + end + end + + describe "group" do + it "takes a symbol" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.group :foo + manager.to_sql.must_be_like %{ SELECT FROM "users" GROUP BY foo } + end + end + + describe "as" do + it "makes an AS node by grouping the AST" do + manager = Arel::SelectManager.new + as = manager.as(Arel.sql("foo")) + assert_kind_of Arel::Nodes::Grouping, as.left + assert_equal manager.ast, as.left.expr + assert_equal "foo", as.right + end + + it "converts right to SqlLiteral if a string" do + manager = Arel::SelectManager.new + as = manager.as("foo") + assert_kind_of Arel::Nodes::SqlLiteral, as.right + end + + it "can make a subselect" do + manager = Arel::SelectManager.new + manager.project Arel.star + manager.from Arel.sql("zomg") + as = manager.as(Arel.sql("foo")) + + manager = Arel::SelectManager.new + manager.project Arel.sql("name") + manager.from as + manager.to_sql.must_be_like "SELECT name FROM (SELECT * FROM zomg) foo" + end + end + + describe "from" do + it "ignores strings when table of same name exists" do + table = Table.new :users + manager = Arel::SelectManager.new + + manager.from table + manager.from "users" + manager.project table["id"] + manager.to_sql.must_be_like 'SELECT "users"."id" FROM users' + end + + it "should support any ast" do + table = Table.new :users + manager1 = Arel::SelectManager.new + + manager2 = Arel::SelectManager.new + manager2.project(Arel.sql("*")) + manager2.from table + + manager1.project Arel.sql("lol") + as = manager2.as Arel.sql("omg") + manager1.from(as) + + manager1.to_sql.must_be_like %{ + SELECT lol FROM (SELECT * FROM "users") omg + } + end + end + + describe "having" do + it "converts strings to SQLLiterals" do + table = Table.new :users + mgr = table.from + mgr.having Arel.sql("foo") + mgr.to_sql.must_be_like %{ SELECT FROM "users" HAVING foo } + end + + it "can have multiple items specified separately" do + table = Table.new :users + mgr = table.from + mgr.having Arel.sql("foo") + mgr.having Arel.sql("bar") + mgr.to_sql.must_be_like %{ SELECT FROM "users" HAVING foo AND bar } + end + + it "can receive any node" do + table = Table.new :users + mgr = table.from + mgr.having Arel::Nodes::And.new([Arel.sql("foo"), Arel.sql("bar")]) + mgr.to_sql.must_be_like %{ SELECT FROM "users" HAVING foo AND bar } + end + end + + describe "on" do + it "converts to sqlliterals" do + table = Table.new :users + right = table.alias + mgr = table.from + mgr.join(right).on("omg") + mgr.to_sql.must_be_like %{ SELECT FROM "users" INNER JOIN "users" "users_2" ON omg } + end + + it "converts to sqlliterals with multiple items" do + table = Table.new :users + right = table.alias + mgr = table.from + mgr.join(right).on("omg", "123") + mgr.to_sql.must_be_like %{ SELECT FROM "users" INNER JOIN "users" "users_2" ON omg AND 123 } + end + end + end + + describe "clone" do + it "creates new cores" do + table = Table.new :users, as: "foo" + mgr = table.from + m2 = mgr.clone + m2.project "foo" + mgr.to_sql.wont_equal m2.to_sql + end + + it "makes updates to the correct copy" do + table = Table.new :users, as: "foo" + mgr = table.from + m2 = mgr.clone + m3 = m2.clone + m2.project "foo" + mgr.to_sql.wont_equal m2.to_sql + m3.to_sql.must_equal mgr.to_sql + end + end + + describe "initialize" do + it "uses alias in sql" do + table = Table.new :users, as: "foo" + mgr = table.from + mgr.skip 10 + mgr.to_sql.must_be_like %{ SELECT FROM "users" "foo" OFFSET 10 } + end + end + + describe "skip" do + it "should add an offset" do + table = Table.new :users + mgr = table.from + mgr.skip 10 + mgr.to_sql.must_be_like %{ SELECT FROM "users" OFFSET 10 } + end + + it "should chain" do + table = Table.new :users + mgr = table.from + mgr.skip(10).to_sql.must_be_like %{ SELECT FROM "users" OFFSET 10 } + end + end + + describe "offset" do + it "should add an offset" do + table = Table.new :users + mgr = table.from + mgr.offset = 10 + mgr.to_sql.must_be_like %{ SELECT FROM "users" OFFSET 10 } + end + + it "should remove an offset" do + table = Table.new :users + mgr = table.from + mgr.offset = 10 + mgr.to_sql.must_be_like %{ SELECT FROM "users" OFFSET 10 } + + mgr.offset = nil + mgr.to_sql.must_be_like %{ SELECT FROM "users" } + end + + it "should return the offset" do + table = Table.new :users + mgr = table.from + mgr.offset = 10 + assert_equal 10, mgr.offset + end + end + + describe "exists" do + it "should create an exists clause" do + table = Table.new(:users) + manager = Arel::SelectManager.new table + manager.project Nodes::SqlLiteral.new "*" + m2 = Arel::SelectManager.new + m2.project manager.exists + m2.to_sql.must_be_like %{ SELECT EXISTS (#{manager.to_sql}) } + end + + it "can be aliased" do + table = Table.new(:users) + manager = Arel::SelectManager.new table + manager.project Nodes::SqlLiteral.new "*" + m2 = Arel::SelectManager.new + m2.project manager.exists.as("foo") + m2.to_sql.must_be_like %{ SELECT EXISTS (#{manager.to_sql}) AS foo } + end + end + + describe "union" do + before do + table = Table.new :users + @m1 = Arel::SelectManager.new table + @m1.project Arel.star + @m1.where(table[:age].lt(18)) + + @m2 = Arel::SelectManager.new table + @m2.project Arel.star + @m2.where(table[:age].gt(99)) + + + end + + it "should union two managers" do + # FIXME should this union "managers" or "statements" ? + # FIXME this probably shouldn't return a node + node = @m1.union @m2 + + # maybe FIXME: decide when wrapper parens are needed + node.to_sql.must_be_like %{ + ( SELECT * FROM "users" WHERE "users"."age" < 18 UNION SELECT * FROM "users" WHERE "users"."age" > 99 ) + } + end + + it "should union all" do + node = @m1.union :all, @m2 + + node.to_sql.must_be_like %{ + ( SELECT * FROM "users" WHERE "users"."age" < 18 UNION ALL SELECT * FROM "users" WHERE "users"."age" > 99 ) + } + end + + end + + describe "intersect" do + before do + table = Table.new :users + @m1 = Arel::SelectManager.new table + @m1.project Arel.star + @m1.where(table[:age].gt(18)) + + @m2 = Arel::SelectManager.new table + @m2.project Arel.star + @m2.where(table[:age].lt(99)) + + + end + + it "should interect two managers" do + # FIXME should this intersect "managers" or "statements" ? + # FIXME this probably shouldn't return a node + node = @m1.intersect @m2 + + # maybe FIXME: decide when wrapper parens are needed + node.to_sql.must_be_like %{ + ( SELECT * FROM "users" WHERE "users"."age" > 18 INTERSECT SELECT * FROM "users" WHERE "users"."age" < 99 ) + } + end + + end + + describe "except" do + before do + table = Table.new :users + @m1 = Arel::SelectManager.new table + @m1.project Arel.star + @m1.where(table[:age].between(18..60)) + + @m2 = Arel::SelectManager.new table + @m2.project Arel.star + @m2.where(table[:age].between(40..99)) + end + + it "should except two managers" do + # FIXME should this except "managers" or "statements" ? + # FIXME this probably shouldn't return a node + node = @m1.except @m2 + + # maybe FIXME: decide when wrapper parens are needed + node.to_sql.must_be_like %{ + ( SELECT * FROM "users" WHERE "users"."age" BETWEEN 18 AND 60 EXCEPT SELECT * FROM "users" WHERE "users"."age" BETWEEN 40 AND 99 ) + } + end + + end + + describe "with" do + it "should support basic WITH" do + users = Table.new(:users) + users_top = Table.new(:users_top) + comments = Table.new(:comments) + + top = users.project(users[:id]).where(users[:karma].gt(100)) + users_as = Arel::Nodes::As.new(users_top, top) + select_manager = comments.project(Arel.star).with(users_as) + .where(comments[:author_id].in(users_top.project(users_top[:id]))) + + select_manager.to_sql.must_be_like %{ + WITH "users_top" AS (SELECT "users"."id" FROM "users" WHERE "users"."karma" > 100) SELECT * FROM "comments" WHERE "comments"."author_id" IN (SELECT "users_top"."id" FROM "users_top") + } + end + + it "should support WITH RECURSIVE" do + comments = Table.new(:comments) + comments_id = comments[:id] + comments_parent_id = comments[:parent_id] + + replies = Table.new(:replies) + replies_id = replies[:id] + + recursive_term = Arel::SelectManager.new + recursive_term.from(comments).project(comments_id, comments_parent_id).where(comments_id.eq 42) + + non_recursive_term = Arel::SelectManager.new + non_recursive_term.from(comments).project(comments_id, comments_parent_id).join(replies).on(comments_parent_id.eq replies_id) + + union = recursive_term.union(non_recursive_term) + + as_statement = Arel::Nodes::As.new replies, union + + manager = Arel::SelectManager.new + manager.with(:recursive, as_statement).from(replies).project(Arel.star) + + sql = manager.to_sql + sql.must_be_like %{ + WITH RECURSIVE "replies" AS ( + SELECT "comments"."id", "comments"."parent_id" FROM "comments" WHERE "comments"."id" = 42 + UNION + SELECT "comments"."id", "comments"."parent_id" FROM "comments" INNER JOIN "replies" ON "comments"."parent_id" = "replies"."id" + ) + SELECT * FROM "replies" + } + end + end + + describe "ast" do + it "should return the ast" do + table = Table.new :users + mgr = table.from + assert mgr.ast + end + + it "should allow orders to work when the ast is grepped" do + table = Table.new :users + mgr = table.from + mgr.project Arel.sql "*" + mgr.from table + mgr.orders << Arel::Nodes::Ascending.new(Arel.sql("foo")) + mgr.ast.grep(Arel::Nodes::OuterJoin) + mgr.to_sql.must_be_like %{ SELECT * FROM "users" ORDER BY foo ASC } + end + end + + describe "taken" do + it "should return limit" do + manager = Arel::SelectManager.new + manager.take 10 + manager.taken.must_equal 10 + end + end + + describe "lock" do + # This should fail on other databases + it "adds a lock node" do + table = Table.new :users + mgr = table.from + mgr.lock.to_sql.must_be_like %{ SELECT FROM "users" FOR UPDATE } + end + end + + describe "orders" do + it "returns order clauses" do + table = Table.new :users + manager = Arel::SelectManager.new + order = table[:id] + manager.order table[:id] + manager.orders.must_equal [order] + end + end + + describe "order" do + it "generates order clauses" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.project Nodes::SqlLiteral.new "*" + manager.from table + manager.order table[:id] + manager.to_sql.must_be_like %{ + SELECT * FROM "users" ORDER BY "users"."id" + } + end + + # FIXME: I would like to deprecate this + it "takes *args" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.project Nodes::SqlLiteral.new "*" + manager.from table + manager.order table[:id], table[:name] + manager.to_sql.must_be_like %{ + SELECT * FROM "users" ORDER BY "users"."id", "users"."name" + } + end + + it "chains" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.order(table[:id]).must_equal manager + end + + it "has order attributes" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.project Nodes::SqlLiteral.new "*" + manager.from table + manager.order table[:id].desc + manager.to_sql.must_be_like %{ + SELECT * FROM "users" ORDER BY "users"."id" DESC + } + end + end + + describe "on" do + it "takes two params" do + left = Table.new :users + right = left.alias + predicate = left[:id].eq(right[:id]) + manager = Arel::SelectManager.new + + manager.from left + manager.join(right).on(predicate, predicate) + manager.to_sql.must_be_like %{ + SELECT FROM "users" + INNER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" AND + "users"."id" = "users_2"."id" + } + end + + it "takes three params" do + left = Table.new :users + right = left.alias + predicate = left[:id].eq(right[:id]) + manager = Arel::SelectManager.new + + manager.from left + manager.join(right).on( + predicate, + predicate, + left[:name].eq(right[:name]) + ) + manager.to_sql.must_be_like %{ + SELECT FROM "users" + INNER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" AND + "users"."id" = "users_2"."id" AND + "users"."name" = "users_2"."name" + } + end + end + + it "should hand back froms" do + relation = Arel::SelectManager.new + assert_equal [], relation.froms + end + + it "should create and nodes" do + relation = Arel::SelectManager.new + children = ["foo", "bar", "baz"] + clause = relation.create_and children + assert_kind_of Arel::Nodes::And, clause + assert_equal children, clause.children + end + + it "should create insert managers" do + relation = Arel::SelectManager.new + insert = relation.create_insert + assert_kind_of Arel::InsertManager, insert + end + + it "should create join nodes" do + relation = Arel::SelectManager.new + join = relation.create_join "foo", "bar" + assert_kind_of Arel::Nodes::InnerJoin, join + assert_equal "foo", join.left + assert_equal "bar", join.right + end + + it "should create join nodes with a full outer join klass" do + relation = Arel::SelectManager.new + join = relation.create_join "foo", "bar", Arel::Nodes::FullOuterJoin + assert_kind_of Arel::Nodes::FullOuterJoin, join + assert_equal "foo", join.left + assert_equal "bar", join.right + end + + it "should create join nodes with a outer join klass" do + relation = Arel::SelectManager.new + join = relation.create_join "foo", "bar", Arel::Nodes::OuterJoin + assert_kind_of Arel::Nodes::OuterJoin, join + assert_equal "foo", join.left + assert_equal "bar", join.right + end + + it "should create join nodes with a right outer join klass" do + relation = Arel::SelectManager.new + join = relation.create_join "foo", "bar", Arel::Nodes::RightOuterJoin + assert_kind_of Arel::Nodes::RightOuterJoin, join + assert_equal "foo", join.left + assert_equal "bar", join.right + end + + describe "join" do + it "responds to join" do + left = Table.new :users + right = left.alias + predicate = left[:id].eq(right[:id]) + manager = Arel::SelectManager.new + + manager.from left + manager.join(right).on(predicate) + manager.to_sql.must_be_like %{ + SELECT FROM "users" + INNER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" + } + end + + it "takes a class" do + left = Table.new :users + right = left.alias + predicate = left[:id].eq(right[:id]) + manager = Arel::SelectManager.new + + manager.from left + manager.join(right, Nodes::OuterJoin).on(predicate) + manager.to_sql.must_be_like %{ + SELECT FROM "users" + LEFT OUTER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" + } + end + + it "takes the full outer join class" do + left = Table.new :users + right = left.alias + predicate = left[:id].eq(right[:id]) + manager = Arel::SelectManager.new + + manager.from left + manager.join(right, Nodes::FullOuterJoin).on(predicate) + manager.to_sql.must_be_like %{ + SELECT FROM "users" + FULL OUTER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" + } + end + + it "takes the right outer join class" do + left = Table.new :users + right = left.alias + predicate = left[:id].eq(right[:id]) + manager = Arel::SelectManager.new + + manager.from left + manager.join(right, Nodes::RightOuterJoin).on(predicate) + manager.to_sql.must_be_like %{ + SELECT FROM "users" + RIGHT OUTER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" + } + end + + it "noops on nil" do + manager = Arel::SelectManager.new + manager.join(nil).must_equal manager + end + + it "raises EmptyJoinError on empty" do + left = Table.new :users + manager = Arel::SelectManager.new + + manager.from left + assert_raises(EmptyJoinError) do + manager.join("") + end + end + end + + describe "outer join" do + it "responds to join" do + left = Table.new :users + right = left.alias + predicate = left[:id].eq(right[:id]) + manager = Arel::SelectManager.new + + manager.from left + manager.outer_join(right).on(predicate) + manager.to_sql.must_be_like %{ + SELECT FROM "users" + LEFT OUTER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" + } + end + + it "noops on nil" do + manager = Arel::SelectManager.new + manager.outer_join(nil).must_equal manager + end + end + + describe "joins" do + + it "returns inner join sql" do + table = Table.new :users + aliaz = table.alias + manager = Arel::SelectManager.new + manager.from Nodes::InnerJoin.new(aliaz, table[:id].eq(aliaz[:id])) + assert_match 'INNER JOIN "users" "users_2" "users"."id" = "users_2"."id"', + manager.to_sql + end + + it "returns outer join sql" do + table = Table.new :users + aliaz = table.alias + manager = Arel::SelectManager.new + manager.from Nodes::OuterJoin.new(aliaz, table[:id].eq(aliaz[:id])) + assert_match 'LEFT OUTER JOIN "users" "users_2" "users"."id" = "users_2"."id"', + manager.to_sql + end + + it "can have a non-table alias as relation name" do + users = Table.new :users + comments = Table.new :comments + + counts = comments.from. + group(comments[:user_id]). + project( + comments[:user_id].as("user_id"), + comments[:user_id].count.as("count") + ).as("counts") + + joins = users.join(counts).on(counts[:user_id].eq(10)) + joins.to_sql.must_be_like %{ + SELECT FROM "users" INNER JOIN (SELECT "comments"."user_id" AS user_id, COUNT("comments"."user_id") AS count FROM "comments" GROUP BY "comments"."user_id") counts ON counts."user_id" = 10 + } + end + + it "joins itself" do + left = Table.new :users + right = left.alias + predicate = left[:id].eq(right[:id]) + + mgr = left.join(right) + mgr.project Nodes::SqlLiteral.new("*") + mgr.on(predicate).must_equal mgr + + mgr.to_sql.must_be_like %{ + SELECT * FROM "users" + INNER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" + } + end + + it "returns string join sql" do + manager = Arel::SelectManager.new + manager.from Nodes::StringJoin.new(Nodes.build_quoted("hello")) + assert_match "'hello'", manager.to_sql + end + end + + describe "group" do + it "takes an attribute" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.group table[:id] + manager.to_sql.must_be_like %{ + SELECT FROM "users" GROUP BY "users"."id" + } + end + + it "chains" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.group(table[:id]).must_equal manager + end + + it "takes multiple args" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.group table[:id], table[:name] + manager.to_sql.must_be_like %{ + SELECT FROM "users" GROUP BY "users"."id", "users"."name" + } + end + + # FIXME: backwards compat + it "makes strings literals" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.group "foo" + manager.to_sql.must_be_like %{ SELECT FROM "users" GROUP BY foo } + end + end + + describe "window definition" do + it "can be empty" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window") + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS () + } + end + + it "takes an order" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").order(table["foo"].asc) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (ORDER BY "users"."foo" ASC) + } + end + + it "takes an order with multiple columns" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").order(table["foo"].asc, table["bar"].desc) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (ORDER BY "users"."foo" ASC, "users"."bar" DESC) + } + end + + it "takes a partition" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").partition(table["bar"]) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (PARTITION BY "users"."bar") + } + end + + it "takes a partition and an order" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").partition(table["foo"]).order(table["foo"].asc) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (PARTITION BY "users"."foo" + ORDER BY "users"."foo" ASC) + } + end + + it "takes a partition with multiple columns" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").partition(table["bar"], table["baz"]) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (PARTITION BY "users"."bar", "users"."baz") + } + end + + it "takes a rows frame, unbounded preceding" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").rows(Arel::Nodes::Preceding.new) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (ROWS UNBOUNDED PRECEDING) + } + end + + it "takes a rows frame, bounded preceding" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").rows(Arel::Nodes::Preceding.new(5)) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (ROWS 5 PRECEDING) + } + end + + it "takes a rows frame, unbounded following" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").rows(Arel::Nodes::Following.new) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (ROWS UNBOUNDED FOLLOWING) + } + end + + it "takes a rows frame, bounded following" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").rows(Arel::Nodes::Following.new(5)) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (ROWS 5 FOLLOWING) + } + end + + it "takes a rows frame, current row" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").rows(Arel::Nodes::CurrentRow.new) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (ROWS CURRENT ROW) + } + end + + it "takes a rows frame, between two delimiters" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + window = manager.window("a_window") + window.frame( + Arel::Nodes::Between.new( + window.rows, + Nodes::And.new([ + Arel::Nodes::Preceding.new, + Arel::Nodes::CurrentRow.new + ]))) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) + } + end + + it "takes a range frame, unbounded preceding" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").range(Arel::Nodes::Preceding.new) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (RANGE UNBOUNDED PRECEDING) + } + end + + it "takes a range frame, bounded preceding" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").range(Arel::Nodes::Preceding.new(5)) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (RANGE 5 PRECEDING) + } + end + + it "takes a range frame, unbounded following" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").range(Arel::Nodes::Following.new) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (RANGE UNBOUNDED FOLLOWING) + } + end + + it "takes a range frame, bounded following" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").range(Arel::Nodes::Following.new(5)) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (RANGE 5 FOLLOWING) + } + end + + it "takes a range frame, current row" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.window("a_window").range(Arel::Nodes::CurrentRow.new) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (RANGE CURRENT ROW) + } + end + + it "takes a range frame, between two delimiters" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + window = manager.window("a_window") + window.frame( + Arel::Nodes::Between.new( + window.range, + Nodes::And.new([ + Arel::Nodes::Preceding.new, + Arel::Nodes::CurrentRow.new + ]))) + manager.to_sql.must_be_like %{ + SELECT FROM "users" WINDOW "a_window" AS (RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) + } + end + end + + describe "delete" do + it "copies from" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + stmt = manager.compile_delete + + stmt.to_sql.must_be_like %{ DELETE FROM "users" } + end + + it "copies where" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.where table[:id].eq 10 + stmt = manager.compile_delete + + stmt.to_sql.must_be_like %{ + DELETE FROM "users" WHERE "users"."id" = 10 + } + end + end + + describe "where_sql" do + it "gives me back the where sql" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.where table[:id].eq 10 + manager.where_sql.must_be_like %{ WHERE "users"."id" = 10 } + end + + it "joins wheres with AND" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.where table[:id].eq 10 + manager.where table[:id].eq 11 + manager.where_sql.must_be_like %{ WHERE "users"."id" = 10 AND "users"."id" = 11} + end + + it "handles database specific statements" do + old_visitor = Table.engine.connection.visitor + Table.engine.connection.visitor = Visitors::PostgreSQL.new Table.engine.connection + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.where table[:id].eq 10 + manager.where table[:name].matches "foo%" + manager.where_sql.must_be_like %{ WHERE "users"."id" = 10 AND "users"."name" ILIKE 'foo%' } + Table.engine.connection.visitor = old_visitor + end + + it "returns nil when there are no wheres" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.where_sql.must_be_nil + end + end + + describe "update" do + + it "creates an update statement" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + stmt = manager.compile_update({ table[:id] => 1 }, Arel::Attributes::Attribute.new(table, "id")) + + stmt.to_sql.must_be_like %{ + UPDATE "users" SET "id" = 1 + } + end + + it "takes a string" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + stmt = manager.compile_update(Nodes::SqlLiteral.new("foo = bar"), Arel::Attributes::Attribute.new(table, "id")) + + stmt.to_sql.must_be_like %{ UPDATE "users" SET foo = bar } + end + + it "copies limits" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.take 1 + stmt = manager.compile_update(Nodes::SqlLiteral.new("foo = bar"), Arel::Attributes::Attribute.new(table, "id")) + stmt.key = table["id"] + + stmt.to_sql.must_be_like %{ + UPDATE "users" SET foo = bar + WHERE "users"."id" IN (SELECT "users"."id" FROM "users" LIMIT 1) + } + end + + it "copies order" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from table + manager.order :foo + stmt = manager.compile_update(Nodes::SqlLiteral.new("foo = bar"), Arel::Attributes::Attribute.new(table, "id")) + stmt.key = table["id"] + + stmt.to_sql.must_be_like %{ + UPDATE "users" SET foo = bar + WHERE "users"."id" IN (SELECT "users"."id" FROM "users" ORDER BY foo) + } + end + + it "copies where clauses" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.where table[:id].eq 10 + manager.from table + stmt = manager.compile_update({ table[:id] => 1 }, Arel::Attributes::Attribute.new(table, "id")) + + stmt.to_sql.must_be_like %{ + UPDATE "users" SET "id" = 1 WHERE "users"."id" = 10 + } + end + + it "copies where clauses when nesting is triggered" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.where table[:foo].eq 10 + manager.take 42 + manager.from table + stmt = manager.compile_update({ table[:id] => 1 }, Arel::Attributes::Attribute.new(table, "id")) + + stmt.to_sql.must_be_like %{ + UPDATE "users" SET "id" = 1 WHERE "users"."id" IN (SELECT "users"."id" FROM "users" WHERE "users"."foo" = 10 LIMIT 42) + } + end + + end + + describe "project" do + it "takes sql literals" do + manager = Arel::SelectManager.new + manager.project Nodes::SqlLiteral.new "*" + manager.to_sql.must_be_like %{ SELECT * } + end + + it "takes multiple args" do + manager = Arel::SelectManager.new + manager.project Nodes::SqlLiteral.new("foo"), + Nodes::SqlLiteral.new("bar") + manager.to_sql.must_be_like %{ SELECT foo, bar } + end + + it "takes strings" do + manager = Arel::SelectManager.new + manager.project "*" + manager.to_sql.must_be_like %{ SELECT * } + end + + end + + describe "projections" do + it "reads projections" do + manager = Arel::SelectManager.new + manager.project Arel.sql("foo"), Arel.sql("bar") + manager.projections.must_equal [Arel.sql("foo"), Arel.sql("bar")] + end + end + + describe "projections=" do + it "overwrites projections" do + manager = Arel::SelectManager.new + manager.project Arel.sql("foo") + manager.projections = [Arel.sql("bar")] + manager.to_sql.must_be_like %{ SELECT bar } + end + end + + describe "take" do + it "knows take" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from(table).project(table["id"]) + manager.where(table["id"].eq(1)) + manager.take 1 + + manager.to_sql.must_be_like %{ + SELECT "users"."id" + FROM "users" + WHERE "users"."id" = 1 + LIMIT 1 + } + end + + it "chains" do + manager = Arel::SelectManager.new + manager.take(1).must_equal manager + end + + it "removes LIMIT when nil is passed" do + manager = Arel::SelectManager.new + manager.limit = 10 + assert_match("LIMIT", manager.to_sql) + + manager.limit = nil + assert_no_match("LIMIT", manager.to_sql) + end + end + + describe "where" do + it "knows where" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from(table).project(table["id"]) + manager.where(table["id"].eq(1)) + manager.to_sql.must_be_like %{ + SELECT "users"."id" + FROM "users" + WHERE "users"."id" = 1 + } + end + + it "chains" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from(table) + manager.project(table["id"]).where(table["id"].eq 1).must_equal manager + end + end + + describe "from" do + it "makes sql" do + table = Table.new :users + manager = Arel::SelectManager.new + + manager.from table + manager.project table["id"] + manager.to_sql.must_be_like 'SELECT "users"."id" FROM "users"' + end + + it "chains" do + table = Table.new :users + manager = Arel::SelectManager.new + manager.from(table).project(table["id"]).must_equal manager + manager.to_sql.must_be_like 'SELECT "users"."id" FROM "users"' + end + end + + describe "source" do + it "returns the join source of the select core" do + manager = Arel::SelectManager.new + manager.source.must_equal manager.ast.cores.last.source + end + end + + describe "distinct" do + it "sets the quantifier" do + manager = Arel::SelectManager.new + + manager.distinct + manager.ast.cores.last.set_quantifier.class.must_equal Arel::Nodes::Distinct + + manager.distinct(false) + manager.ast.cores.last.set_quantifier.must_be_nil + end + + it "chains" do + manager = Arel::SelectManager.new + manager.distinct.must_equal manager + manager.distinct(false).must_equal manager + end + end + + describe "distinct_on" do + it "sets the quantifier" do + manager = Arel::SelectManager.new + table = Table.new :users + + manager.distinct_on(table["id"]) + manager.ast.cores.last.set_quantifier.must_equal Arel::Nodes::DistinctOn.new(table["id"]) + + manager.distinct_on(false) + manager.ast.cores.last.set_quantifier.must_be_nil + end + + it "chains" do + manager = Arel::SelectManager.new + table = Table.new :users + + manager.distinct_on(table["id"]).must_equal manager + manager.distinct_on(false).must_equal manager + end + end + end +end diff --git a/activerecord/test/cases/arel/support/fake_record.rb b/activerecord/test/cases/arel/support/fake_record.rb new file mode 100644 index 0000000000..559ff5d4e6 --- /dev/null +++ b/activerecord/test/cases/arel/support/fake_record.rb @@ -0,0 +1,129 @@ +# frozen_string_literal: true + +require "date" +module FakeRecord + class Column < Struct.new(:name, :type) + end + + class Connection + attr_reader :tables + attr_accessor :visitor + + def initialize(visitor = nil) + @tables = %w{ users photos developers products} + @columns = { + "users" => [ + Column.new("id", :integer), + Column.new("name", :string), + Column.new("bool", :boolean), + Column.new("created_at", :date) + ], + "products" => [ + Column.new("id", :integer), + Column.new("price", :decimal) + ] + } + @columns_hash = { + "users" => Hash[@columns["users"].map { |x| [x.name, x] }], + "products" => Hash[@columns["products"].map { |x| [x.name, x] }] + } + @primary_keys = { + "users" => "id", + "products" => "id" + } + @visitor = visitor + end + + def columns_hash(table_name) + @columns_hash[table_name] + end + + def primary_key(name) + @primary_keys[name.to_s] + end + + def data_source_exists?(name) + @tables.include? name.to_s + end + + def columns(name, message = nil) + @columns[name.to_s] + end + + def quote_table_name(name) + "\"#{name}\"" + end + + def quote_column_name(name) + "\"#{name}\"" + end + + def schema_cache + self + end + + def quote(thing) + case thing + when DateTime + "'#{thing.strftime("%Y-%m-%d %H:%M:%S")}'" + when Date + "'#{thing.strftime("%Y-%m-%d")}'" + when true + "'t'" + when false + "'f'" + when nil + "NULL" + when Numeric + thing + else + "'#{thing.to_s.gsub("'", "\\\\'")}'" + end + end + end + + class ConnectionPool + class Spec < Struct.new(:config) + end + + attr_reader :spec, :connection + + def initialize + @spec = Spec.new(adapter: "america") + @connection = Connection.new + @connection.visitor = Arel::Visitors::ToSql.new(connection) + end + + def with_connection + yield connection + end + + def table_exists?(name) + connection.tables.include? name.to_s + end + + def columns_hash + connection.columns_hash + end + + def schema_cache + connection + end + + def quote(thing) + connection.quote thing + end + end + + class Base + attr_accessor :connection_pool + + def initialize + @connection_pool = ConnectionPool.new + end + + def connection + connection_pool.connection + end + end +end diff --git a/activerecord/test/cases/arel/table_test.rb b/activerecord/test/cases/arel/table_test.rb new file mode 100644 index 0000000000..91b7a5a480 --- /dev/null +++ b/activerecord/test/cases/arel/table_test.rb @@ -0,0 +1,216 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + class TableTest < Arel::Spec + before do + @relation = Table.new(:users) + end + + it "should create join nodes" do + join = @relation.create_string_join "foo" + assert_kind_of Arel::Nodes::StringJoin, join + assert_equal "foo", join.left + end + + it "should create join nodes" do + join = @relation.create_join "foo", "bar" + assert_kind_of Arel::Nodes::InnerJoin, join + assert_equal "foo", join.left + assert_equal "bar", join.right + end + + it "should create join nodes with a klass" do + join = @relation.create_join "foo", "bar", Arel::Nodes::FullOuterJoin + assert_kind_of Arel::Nodes::FullOuterJoin, join + assert_equal "foo", join.left + assert_equal "bar", join.right + end + + it "should create join nodes with a klass" do + join = @relation.create_join "foo", "bar", Arel::Nodes::OuterJoin + assert_kind_of Arel::Nodes::OuterJoin, join + assert_equal "foo", join.left + assert_equal "bar", join.right + end + + it "should create join nodes with a klass" do + join = @relation.create_join "foo", "bar", Arel::Nodes::RightOuterJoin + assert_kind_of Arel::Nodes::RightOuterJoin, join + assert_equal "foo", join.left + assert_equal "bar", join.right + end + + it "should return an insert manager" do + im = @relation.compile_insert "VALUES(NULL)" + assert_kind_of Arel::InsertManager, im + im.into Table.new(:users) + assert_equal "INSERT INTO \"users\" VALUES(NULL)", im.to_sql + end + + describe "skip" do + it "should add an offset" do + sm = @relation.skip 2 + sm.to_sql.must_be_like "SELECT FROM \"users\" OFFSET 2" + end + end + + describe "having" do + it "adds a having clause" do + mgr = @relation.having @relation[:id].eq(10) + mgr.to_sql.must_be_like %{ + SELECT FROM "users" HAVING "users"."id" = 10 + } + end + end + + describe "backwards compat" do + describe "join" do + it "noops on nil" do + mgr = @relation.join nil + + mgr.to_sql.must_be_like %{ SELECT FROM "users" } + end + + it "raises EmptyJoinError on empty" do + assert_raises(EmptyJoinError) do + @relation.join "" + end + end + + it "takes a second argument for join type" do + right = @relation.alias + predicate = @relation[:id].eq(right[:id]) + mgr = @relation.join(right, Nodes::OuterJoin).on(predicate) + + mgr.to_sql.must_be_like %{ + SELECT FROM "users" + LEFT OUTER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" + } + end + end + + describe "join" do + it "creates an outer join" do + right = @relation.alias + predicate = @relation[:id].eq(right[:id]) + mgr = @relation.outer_join(right).on(predicate) + + mgr.to_sql.must_be_like %{ + SELECT FROM "users" + LEFT OUTER JOIN "users" "users_2" + ON "users"."id" = "users_2"."id" + } + end + end + end + + describe "group" do + it "should create a group" do + manager = @relation.group @relation[:id] + manager.to_sql.must_be_like %{ + SELECT FROM "users" GROUP BY "users"."id" + } + end + end + + describe "alias" do + it "should create a node that proxies to a table" do + node = @relation.alias + node.name.must_equal "users_2" + node[:id].relation.must_equal node + end + end + + describe "new" do + it "should accept a hash" do + rel = Table.new :users, as: "foo" + rel.table_alias.must_equal "foo" + end + + it "ignores as if it equals name" do + rel = Table.new :users, as: "users" + rel.table_alias.must_be_nil + end + end + + describe "order" do + it "should take an order" do + manager = @relation.order "foo" + manager.to_sql.must_be_like %{ SELECT FROM "users" ORDER BY foo } + end + end + + describe "take" do + it "should add a limit" do + manager = @relation.take 1 + manager.project Nodes::SqlLiteral.new "*" + manager.to_sql.must_be_like %{ SELECT * FROM "users" LIMIT 1 } + end + end + + describe "project" do + it "can project" do + manager = @relation.project Nodes::SqlLiteral.new "*" + manager.to_sql.must_be_like %{ SELECT * FROM "users" } + end + + it "takes multiple parameters" do + manager = @relation.project Nodes::SqlLiteral.new("*"), Nodes::SqlLiteral.new("*") + manager.to_sql.must_be_like %{ SELECT *, * FROM "users" } + end + end + + describe "where" do + it "returns a tree manager" do + manager = @relation.where @relation[:id].eq 1 + manager.project @relation[:id] + manager.must_be_kind_of TreeManager + manager.to_sql.must_be_like %{ + SELECT "users"."id" + FROM "users" + WHERE "users"."id" = 1 + } + end + end + + it "should have a name" do + @relation.name.must_equal "users" + end + + it "should have a table name" do + @relation.table_name.must_equal "users" + end + + describe "[]" do + describe "when given a Symbol" do + it "manufactures an attribute if the symbol names an attribute within the relation" do + column = @relation[:id] + column.name.must_equal :id + end + end + end + + describe "equality" do + it "is equal with equal ivars" do + relation1 = Table.new(:users) + relation1.table_alias = "zomg" + relation2 = Table.new(:users) + relation2.table_alias = "zomg" + array = [relation1, relation2] + assert_equal 1, array.uniq.size + end + + it "is not equal with different ivars" do + relation1 = Table.new(:users) + relation1.table_alias = "zomg" + relation2 = Table.new(:users) + relation2.table_alias = "zomg2" + array = [relation1, relation2] + assert_equal 2, array.uniq.size + end + end + end +end diff --git a/activerecord/test/cases/arel/update_manager_test.rb b/activerecord/test/cases/arel/update_manager_test.rb new file mode 100644 index 0000000000..cc1b9ac5b3 --- /dev/null +++ b/activerecord/test/cases/arel/update_manager_test.rb @@ -0,0 +1,126 @@ +# frozen_string_literal: true + +require_relative "helper" + +module Arel + class UpdateManagerTest < Arel::Spec + describe "new" do + it "takes an engine" do + Arel::UpdateManager.new + end + end + + it "should not quote sql literals" do + table = Table.new(:users) + um = Arel::UpdateManager.new + um.table table + um.set [[table[:name], Arel::Nodes::BindParam.new(1)]] + um.to_sql.must_be_like %{ UPDATE "users" SET "name" = ? } + end + + it "handles limit properly" do + table = Table.new(:users) + um = Arel::UpdateManager.new + um.key = "id" + um.take 10 + um.table table + um.set [[table[:name], nil]] + assert_match(/LIMIT 10/, um.to_sql) + end + + describe "set" do + it "updates with null" do + table = Table.new(:users) + um = Arel::UpdateManager.new + um.table table + um.set [[table[:name], nil]] + um.to_sql.must_be_like %{ UPDATE "users" SET "name" = NULL } + end + + it "takes a string" do + table = Table.new(:users) + um = Arel::UpdateManager.new + um.table table + um.set Nodes::SqlLiteral.new "foo = bar" + um.to_sql.must_be_like %{ UPDATE "users" SET foo = bar } + end + + it "takes a list of lists" do + table = Table.new(:users) + um = Arel::UpdateManager.new + um.table table + um.set [[table[:id], 1], [table[:name], "hello"]] + um.to_sql.must_be_like %{ + UPDATE "users" SET "id" = 1, "name" = 'hello' + } + end + + it "chains" do + table = Table.new(:users) + um = Arel::UpdateManager.new + um.set([[table[:id], 1], [table[:name], "hello"]]).must_equal um + end + end + + describe "table" do + it "generates an update statement" do + um = Arel::UpdateManager.new + um.table Table.new(:users) + um.to_sql.must_be_like %{ UPDATE "users" } + end + + it "chains" do + um = Arel::UpdateManager.new + um.table(Table.new(:users)).must_equal um + end + + it "generates an update statement with joins" do + um = Arel::UpdateManager.new + + table = Table.new(:users) + join_source = Arel::Nodes::JoinSource.new( + table, + [table.create_join(Table.new(:posts))] + ) + + um.table join_source + um.to_sql.must_be_like %{ UPDATE "users" INNER JOIN "posts" } + end + end + + describe "where" do + it "generates a where clause" do + table = Table.new :users + um = Arel::UpdateManager.new + um.table table + um.where table[:id].eq(1) + um.to_sql.must_be_like %{ + UPDATE "users" WHERE "users"."id" = 1 + } + end + + it "chains" do + table = Table.new :users + um = Arel::UpdateManager.new + um.table table + um.where(table[:id].eq(1)).must_equal um + end + end + + describe "key" do + before do + @table = Table.new :users + @um = Arel::UpdateManager.new + @um.key = @table[:foo] + end + + it "can be set" do + @um.ast.key.must_equal @table[:foo] + end + + it "can be accessed" do + @um.key.must_equal @table[:foo] + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/depth_first_test.rb b/activerecord/test/cases/arel/visitors/depth_first_test.rb new file mode 100644 index 0000000000..3baccc7316 --- /dev/null +++ b/activerecord/test/cases/arel/visitors/depth_first_test.rb @@ -0,0 +1,271 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class TestDepthFirst < Arel::Test + Collector = Struct.new(:calls) do + def call(object) + calls << object + end + end + + def setup + @collector = Collector.new [] + @visitor = Visitors::DepthFirst.new @collector + end + + def test_raises_with_object + assert_raises(TypeError) do + @visitor.accept(Object.new) + end + end + + + # unary ops + [ + Arel::Nodes::Not, + Arel::Nodes::Group, + Arel::Nodes::On, + Arel::Nodes::Grouping, + Arel::Nodes::Offset, + Arel::Nodes::Ordering, + Arel::Nodes::StringJoin, + Arel::Nodes::UnqualifiedColumn, + Arel::Nodes::Top, + Arel::Nodes::Limit, + Arel::Nodes::Else, + ].each do |klass| + define_method("test_#{klass.name.gsub('::', '_')}") do + op = klass.new(:a) + @visitor.accept op + assert_equal [:a, op], @collector.calls + end + end + + # functions + [ + Arel::Nodes::Exists, + Arel::Nodes::Avg, + Arel::Nodes::Min, + Arel::Nodes::Max, + Arel::Nodes::Sum, + ].each do |klass| + define_method("test_#{klass.name.gsub('::', '_')}") do + func = klass.new(:a, "b") + @visitor.accept func + assert_equal [:a, "b", false, func], @collector.calls + end + end + + def test_named_function + func = Arel::Nodes::NamedFunction.new(:a, :b, "c") + @visitor.accept func + assert_equal [:a, :b, false, "c", func], @collector.calls + end + + def test_lock + lock = Nodes::Lock.new true + @visitor.accept lock + assert_equal [lock], @collector.calls + end + + def test_count + count = Nodes::Count.new :a, :b, "c" + @visitor.accept count + assert_equal [:a, "c", :b, count], @collector.calls + end + + def test_inner_join + join = Nodes::InnerJoin.new :a, :b + @visitor.accept join + assert_equal [:a, :b, join], @collector.calls + end + + def test_full_outer_join + join = Nodes::FullOuterJoin.new :a, :b + @visitor.accept join + assert_equal [:a, :b, join], @collector.calls + end + + def test_outer_join + join = Nodes::OuterJoin.new :a, :b + @visitor.accept join + assert_equal [:a, :b, join], @collector.calls + end + + def test_right_outer_join + join = Nodes::RightOuterJoin.new :a, :b + @visitor.accept join + assert_equal [:a, :b, join], @collector.calls + end + + [ + Arel::Nodes::Assignment, + Arel::Nodes::Between, + Arel::Nodes::Concat, + Arel::Nodes::DoesNotMatch, + Arel::Nodes::Equality, + Arel::Nodes::GreaterThan, + Arel::Nodes::GreaterThanOrEqual, + Arel::Nodes::In, + Arel::Nodes::LessThan, + Arel::Nodes::LessThanOrEqual, + Arel::Nodes::Matches, + Arel::Nodes::NotEqual, + Arel::Nodes::NotIn, + Arel::Nodes::Or, + Arel::Nodes::TableAlias, + Arel::Nodes::Values, + Arel::Nodes::As, + Arel::Nodes::DeleteStatement, + Arel::Nodes::JoinSource, + Arel::Nodes::When, + ].each do |klass| + define_method("test_#{klass.name.gsub('::', '_')}") do + binary = klass.new(:a, :b) + @visitor.accept binary + assert_equal [:a, :b, binary], @collector.calls + end + end + + def test_Arel_Nodes_InfixOperation + binary = Arel::Nodes::InfixOperation.new(:o, :a, :b) + @visitor.accept binary + assert_equal [:a, :b, binary], @collector.calls + end + + # N-ary + [ + Arel::Nodes::And, + ].each do |klass| + define_method("test_#{klass.name.gsub('::', '_')}") do + binary = klass.new([:a, :b, :c]) + @visitor.accept binary + assert_equal [:a, :b, :c, binary], @collector.calls + end + end + + [ + Arel::Attributes::Integer, + Arel::Attributes::Float, + Arel::Attributes::String, + Arel::Attributes::Time, + Arel::Attributes::Boolean, + Arel::Attributes::Attribute + ].each do |klass| + define_method("test_#{klass.name.gsub('::', '_')}") do + binary = klass.new(:a, :b) + @visitor.accept binary + assert_equal [:a, :b, binary], @collector.calls + end + end + + def test_table + relation = Arel::Table.new(:users) + @visitor.accept relation + assert_equal ["users", relation], @collector.calls + end + + def test_array + node = Nodes::Or.new(:a, :b) + list = [node] + @visitor.accept list + assert_equal [:a, :b, node, list], @collector.calls + end + + def test_set + node = Nodes::Or.new(:a, :b) + set = Set.new([node]) + @visitor.accept set + assert_equal [:a, :b, node, set], @collector.calls + end + + def test_hash + node = Nodes::Or.new(:a, :b) + hash = { node => node } + @visitor.accept hash + assert_equal [:a, :b, node, :a, :b, node, hash], @collector.calls + end + + def test_update_statement + stmt = Nodes::UpdateStatement.new + stmt.relation = :a + stmt.values << :b + stmt.wheres << :c + stmt.orders << :d + stmt.limit = :e + + @visitor.accept stmt + assert_equal [:a, :b, stmt.values, :c, stmt.wheres, :d, stmt.orders, + :e, stmt], @collector.calls + end + + def test_select_core + core = Nodes::SelectCore.new + core.projections << :a + core.froms = :b + core.wheres << :c + core.groups << :d + core.windows << :e + core.havings << :f + + @visitor.accept core + assert_equal [ + :a, core.projections, + :b, [], + core.source, + :c, core.wheres, + :d, core.groups, + :e, core.windows, + :f, core.havings, + core], @collector.calls + end + + def test_select_statement + ss = Nodes::SelectStatement.new + ss.cores.replace [:a] + ss.orders << :b + ss.limit = :c + ss.lock = :d + ss.offset = :e + + @visitor.accept ss + assert_equal [ + :a, ss.cores, + :b, ss.orders, + :c, + :d, + :e, + ss], @collector.calls + end + + def test_insert_statement + stmt = Nodes::InsertStatement.new + stmt.relation = :a + stmt.columns << :b + stmt.values = :c + + @visitor.accept stmt + assert_equal [:a, :b, stmt.columns, :c, stmt], @collector.calls + end + + def test_case + node = Arel::Nodes::Case.new + node.case = :a + node.conditions << :b + node.default = :c + + @visitor.accept node + assert_equal [:a, :b, node.conditions, :c, node], @collector.calls + end + + def test_node + node = Nodes::Node.new + @visitor.accept node + assert_equal [node], @collector.calls + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/dispatch_contamination_test.rb b/activerecord/test/cases/arel/visitors/dispatch_contamination_test.rb new file mode 100644 index 0000000000..a07a1a050a --- /dev/null +++ b/activerecord/test/cases/arel/visitors/dispatch_contamination_test.rb @@ -0,0 +1,72 @@ +# frozen_string_literal: true + +require_relative "../helper" +require "concurrent" + +module Arel + module Visitors + class DummyVisitor < Visitor + def initialize + super + @barrier = Concurrent::CyclicBarrier.new(2) + end + + def visit_Arel_Visitors_DummySuperNode(node) + 42 + end + + # This is terrible, but it's the only way to reliably reproduce + # the possible race where two threads attempt to correct the + # dispatch hash at the same time. + def send(*args) + super + rescue + # Both threads try (and fail) to dispatch to the subclass's name + @barrier.wait + raise + ensure + # Then one thread successfully completes (updating the dispatch + # table in the process) before the other finishes raising its + # exception. + Thread.current[:delay].wait if Thread.current[:delay] + end + end + + class DummySuperNode + end + + class DummySubNode < DummySuperNode + end + + class DispatchContaminationTest < Arel::Spec + before do + @connection = Table.engine.connection + @table = Table.new(:users) + end + + it "dispatches properly after failing upwards" do + node = Nodes::Union.new(Nodes::True.new, Nodes::False.new) + assert_equal "( TRUE UNION FALSE )", node.to_sql + + node.first # from Nodes::Node's Enumerable mixin + + assert_equal "( TRUE UNION FALSE )", node.to_sql + end + + it "is threadsafe when implementing superclass fallback" do + visitor = DummyVisitor.new + main_thread_finished = Concurrent::Event.new + + racing_thread = Thread.new do + Thread.current[:delay] = main_thread_finished + visitor.accept DummySubNode.new + end + + assert_equal 42, visitor.accept(DummySubNode.new) + main_thread_finished.set + + assert_equal 42, racing_thread.value + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/dot_test.rb b/activerecord/test/cases/arel/visitors/dot_test.rb new file mode 100644 index 0000000000..98f3bab620 --- /dev/null +++ b/activerecord/test/cases/arel/visitors/dot_test.rb @@ -0,0 +1,84 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class TestDot < Arel::Test + def setup + @visitor = Visitors::Dot.new + end + + # functions + [ + Nodes::Sum, + Nodes::Exists, + Nodes::Max, + Nodes::Min, + Nodes::Avg, + ].each do |klass| + define_method("test_#{klass.name.gsub('::', '_')}") do + op = klass.new(:a, "z") + @visitor.accept op, Collectors::PlainString.new + end + end + + def test_named_function + func = Nodes::NamedFunction.new "omg", "omg" + @visitor.accept func, Collectors::PlainString.new + end + + # unary ops + [ + Arel::Nodes::Not, + Arel::Nodes::Group, + Arel::Nodes::On, + Arel::Nodes::Grouping, + Arel::Nodes::Offset, + Arel::Nodes::Ordering, + Arel::Nodes::UnqualifiedColumn, + Arel::Nodes::Top, + Arel::Nodes::Limit, + ].each do |klass| + define_method("test_#{klass.name.gsub('::', '_')}") do + op = klass.new(:a) + @visitor.accept op, Collectors::PlainString.new + end + end + + # binary ops + [ + Arel::Nodes::Assignment, + Arel::Nodes::Between, + Arel::Nodes::DoesNotMatch, + Arel::Nodes::Equality, + Arel::Nodes::GreaterThan, + Arel::Nodes::GreaterThanOrEqual, + Arel::Nodes::In, + Arel::Nodes::LessThan, + Arel::Nodes::LessThanOrEqual, + Arel::Nodes::Matches, + Arel::Nodes::NotEqual, + Arel::Nodes::NotIn, + Arel::Nodes::Or, + Arel::Nodes::TableAlias, + Arel::Nodes::Values, + Arel::Nodes::As, + Arel::Nodes::DeleteStatement, + Arel::Nodes::JoinSource, + Arel::Nodes::Casted, + ].each do |klass| + define_method("test_#{klass.name.gsub('::', '_')}") do + binary = klass.new(:a, :b) + @visitor.accept binary, Collectors::PlainString.new + end + end + + def test_Arel_Nodes_BindParam + node = Arel::Nodes::BindParam.new(1) + collector = Collectors::PlainString.new + assert_match '[label="<f0>Arel::Nodes::BindParam"]', @visitor.accept(node, collector).value + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/ibm_db_test.rb b/activerecord/test/cases/arel/visitors/ibm_db_test.rb new file mode 100644 index 0000000000..7163cb34d3 --- /dev/null +++ b/activerecord/test/cases/arel/visitors/ibm_db_test.rb @@ -0,0 +1,34 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class IbmDbTest < Arel::Spec + before do + @visitor = IBM_DB.new Table.engine.connection + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + it "uses FETCH FIRST n ROWS to limit results" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(1) + sql = compile(stmt) + sql.must_be_like "SELECT FETCH FIRST 1 ROWS ONLY" + end + + it "uses FETCH FIRST n ROWS in updates with a limit" do + table = Table.new(:users) + stmt = Nodes::UpdateStatement.new + stmt.relation = table + stmt.limit = Nodes::Limit.new(Nodes.build_quoted(1)) + stmt.key = table[:id] + sql = compile(stmt) + sql.must_be_like "UPDATE \"users\" WHERE \"users\".\"id\" IN (SELECT \"users\".\"id\" FROM \"users\" FETCH FIRST 1 ROWS ONLY)" + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/informix_test.rb b/activerecord/test/cases/arel/visitors/informix_test.rb new file mode 100644 index 0000000000..b0b031cca3 --- /dev/null +++ b/activerecord/test/cases/arel/visitors/informix_test.rb @@ -0,0 +1,59 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class InformixTest < Arel::Spec + before do + @visitor = Informix.new Table.engine.connection + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + it "uses FIRST n to limit results" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(1) + sql = compile(stmt) + sql.must_be_like "SELECT FIRST 1" + end + + it "uses FIRST n in updates with a limit" do + table = Table.new(:users) + stmt = Nodes::UpdateStatement.new + stmt.relation = table + stmt.limit = Nodes::Limit.new(Nodes.build_quoted(1)) + stmt.key = table[:id] + sql = compile(stmt) + sql.must_be_like "UPDATE \"users\" WHERE \"users\".\"id\" IN (SELECT FIRST 1 \"users\".\"id\" FROM \"users\")" + end + + it "uses SKIP n to jump results" do + stmt = Nodes::SelectStatement.new + stmt.offset = Nodes::Offset.new(10) + sql = compile(stmt) + sql.must_be_like "SELECT SKIP 10" + end + + it "uses SKIP before FIRST" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(1) + stmt.offset = Nodes::Offset.new(1) + sql = compile(stmt) + sql.must_be_like "SELECT SKIP 1 FIRST 1" + end + + it "uses INNER JOIN to perform joins" do + core = Nodes::SelectCore.new + table = Table.new(:posts) + core.source = Nodes::JoinSource.new(table, [table.create_join(Table.new(:comments))]) + + stmt = Nodes::SelectStatement.new([core]) + sql = compile(stmt) + sql.must_be_like 'SELECT FROM "posts" INNER JOIN "comments"' + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/mssql_test.rb b/activerecord/test/cases/arel/visitors/mssql_test.rb new file mode 100644 index 0000000000..340376c3d6 --- /dev/null +++ b/activerecord/test/cases/arel/visitors/mssql_test.rb @@ -0,0 +1,99 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class MssqlTest < Arel::Spec + before do + @visitor = MSSQL.new Table.engine.connection + @table = Arel::Table.new "users" + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + it "should not modify query if no offset or limit" do + stmt = Nodes::SelectStatement.new + sql = compile(stmt) + sql.must_be_like "SELECT" + end + + it "should go over table PK if no .order() or .group()" do + stmt = Nodes::SelectStatement.new + stmt.cores.first.from = @table + stmt.limit = Nodes::Limit.new(10) + sql = compile(stmt) + sql.must_be_like "SELECT _t.* FROM (SELECT ROW_NUMBER() OVER (ORDER BY \"users\".\"id\") as _row_num FROM \"users\") as _t WHERE _row_num BETWEEN 1 AND 10" + end + + it "caches the PK lookup for order" do + connection = Minitest::Mock.new + connection.expect(:primary_key, ["id"], ["users"]) + + # We don't care how many times these methods are called + def connection.quote_table_name(*); ""; end + def connection.quote_column_name(*); ""; end + + @visitor = MSSQL.new(connection) + stmt = Nodes::SelectStatement.new + stmt.cores.first.from = @table + stmt.limit = Nodes::Limit.new(10) + + compile(stmt) + compile(stmt) + + connection.verify + end + + it "should use TOP for limited deletes" do + stmt = Nodes::DeleteStatement.new + stmt.relation = @table + stmt.limit = Nodes::Limit.new(10) + sql = compile(stmt) + + sql.must_be_like "DELETE TOP (10) FROM \"users\"" + end + + it "should go over query ORDER BY if .order()" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(10) + stmt.orders << Nodes::SqlLiteral.new("order_by") + sql = compile(stmt) + sql.must_be_like "SELECT _t.* FROM (SELECT ROW_NUMBER() OVER (ORDER BY order_by) as _row_num) as _t WHERE _row_num BETWEEN 1 AND 10" + end + + it "should go over query GROUP BY if no .order() and there is .group()" do + stmt = Nodes::SelectStatement.new + stmt.cores.first.groups << Nodes::SqlLiteral.new("group_by") + stmt.limit = Nodes::Limit.new(10) + sql = compile(stmt) + sql.must_be_like "SELECT _t.* FROM (SELECT ROW_NUMBER() OVER (ORDER BY group_by) as _row_num GROUP BY group_by) as _t WHERE _row_num BETWEEN 1 AND 10" + end + + it "should use BETWEEN if both .limit() and .offset" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(10) + stmt.offset = Nodes::Offset.new(20) + sql = compile(stmt) + sql.must_be_like "SELECT _t.* FROM (SELECT ROW_NUMBER() OVER (ORDER BY ) as _row_num) as _t WHERE _row_num BETWEEN 21 AND 30" + end + + it "should use >= if only .offset" do + stmt = Nodes::SelectStatement.new + stmt.offset = Nodes::Offset.new(20) + sql = compile(stmt) + sql.must_be_like "SELECT _t.* FROM (SELECT ROW_NUMBER() OVER (ORDER BY ) as _row_num) as _t WHERE _row_num >= 21" + end + + it "should generate subquery for .count" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(10) + stmt.cores.first.projections << Nodes::Count.new("*") + sql = compile(stmt) + sql.must_be_like "SELECT COUNT(1) as count_id FROM (SELECT _t.* FROM (SELECT ROW_NUMBER() OVER (ORDER BY ) as _row_num) as _t WHERE _row_num BETWEEN 1 AND 10) AS subquery" + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/mysql_test.rb b/activerecord/test/cases/arel/visitors/mysql_test.rb new file mode 100644 index 0000000000..9d3bad8516 --- /dev/null +++ b/activerecord/test/cases/arel/visitors/mysql_test.rb @@ -0,0 +1,80 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class MysqlTest < Arel::Spec + before do + @visitor = MySQL.new Table.engine.connection + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + it "squashes parenthesis on multiple unions" do + subnode = Nodes::Union.new Arel.sql("left"), Arel.sql("right") + node = Nodes::Union.new subnode, Arel.sql("topright") + assert_equal 1, compile(node).scan("(").length + + subnode = Nodes::Union.new Arel.sql("left"), Arel.sql("right") + node = Nodes::Union.new Arel.sql("topleft"), subnode + assert_equal 1, compile(node).scan("(").length + end + + ### + # :'( + # http://dev.mysql.com/doc/refman/5.0/en/select.html#id3482214 + it "defaults limit to 18446744073709551615" do + stmt = Nodes::SelectStatement.new + stmt.offset = Nodes::Offset.new(1) + sql = compile(stmt) + sql.must_be_like "SELECT FROM DUAL LIMIT 18446744073709551615 OFFSET 1" + end + + it "should escape LIMIT" do + sc = Arel::Nodes::UpdateStatement.new + sc.relation = Table.new(:users) + sc.limit = Nodes::Limit.new(Nodes.build_quoted("omg")) + assert_equal("UPDATE \"users\" LIMIT 'omg'", compile(sc)) + end + + it "uses DUAL for empty from" do + stmt = Nodes::SelectStatement.new + sql = compile(stmt) + sql.must_be_like "SELECT FROM DUAL" + end + + describe "locking" do + it "defaults to FOR UPDATE when locking" do + node = Nodes::Lock.new(Arel.sql("FOR UPDATE")) + compile(node).must_be_like "FOR UPDATE" + end + + it "allows a custom string to be used as a lock" do + node = Nodes::Lock.new(Arel.sql("LOCK IN SHARE MODE")) + compile(node).must_be_like "LOCK IN SHARE MODE" + end + end + + describe "concat" do + it "concats columns" do + @table = Table.new(:users) + query = @table[:name].concat(@table[:name]) + compile(query).must_be_like %{ + CONCAT("users"."name", "users"."name") + } + end + + it "concats a string" do + @table = Table.new(:users) + query = @table[:name].concat(Nodes.build_quoted("abc")) + compile(query).must_be_like %{ + CONCAT("users"."name", 'abc') + } + end + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/oracle12_test.rb b/activerecord/test/cases/arel/visitors/oracle12_test.rb new file mode 100644 index 0000000000..83a2ee36ca --- /dev/null +++ b/activerecord/test/cases/arel/visitors/oracle12_test.rb @@ -0,0 +1,61 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class Oracle12Test < Arel::Spec + before do + @visitor = Oracle12.new Table.engine.connection + @table = Table.new(:users) + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + it "modified except to be minus" do + left = Nodes::SqlLiteral.new("SELECT * FROM users WHERE age > 10") + right = Nodes::SqlLiteral.new("SELECT * FROM users WHERE age > 20") + sql = compile Nodes::Except.new(left, right) + sql.must_be_like %{ + ( SELECT * FROM users WHERE age > 10 MINUS SELECT * FROM users WHERE age > 20 ) + } + end + + it "generates select options offset then limit" do + stmt = Nodes::SelectStatement.new + stmt.offset = Nodes::Offset.new(1) + stmt.limit = Nodes::Limit.new(10) + sql = compile(stmt) + sql.must_be_like "SELECT OFFSET 1 ROWS FETCH FIRST 10 ROWS ONLY" + end + + describe "locking" do + it "generates ArgumentError if limit and lock are used" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(10) + stmt.lock = Nodes::Lock.new(Arel.sql("FOR UPDATE")) + assert_raises ArgumentError do + compile(stmt) + end + end + + it "defaults to FOR UPDATE when locking" do + node = Nodes::Lock.new(Arel.sql("FOR UPDATE")) + compile(node).must_be_like "FOR UPDATE" + end + end + + describe "Nodes::BindParam" do + it "increments each bind param" do + query = @table[:name].eq(Arel::Nodes::BindParam.new(1)) + .and(@table[:id].eq(Arel::Nodes::BindParam.new(1))) + compile(query).must_be_like %{ + "users"."name" = :a1 AND "users"."id" = :a2 + } + end + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/oracle_test.rb b/activerecord/test/cases/arel/visitors/oracle_test.rb new file mode 100644 index 0000000000..e1dfe40cf9 --- /dev/null +++ b/activerecord/test/cases/arel/visitors/oracle_test.rb @@ -0,0 +1,197 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class OracleTest < Arel::Spec + before do + @visitor = Oracle.new Table.engine.connection + @table = Table.new(:users) + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + it "modifies order when there is distinct and first value" do + # *sigh* + select = "DISTINCT foo.id, FIRST_VALUE(projects.name) OVER (foo) AS alias_0__" + stmt = Nodes::SelectStatement.new + stmt.cores.first.projections << Nodes::SqlLiteral.new(select) + stmt.orders << Nodes::SqlLiteral.new("foo") + sql = compile(stmt) + sql.must_be_like %{ + SELECT #{select} ORDER BY alias_0__ + } + end + + it "is idempotent with crazy query" do + # *sigh* + select = "DISTINCT foo.id, FIRST_VALUE(projects.name) OVER (foo) AS alias_0__" + stmt = Nodes::SelectStatement.new + stmt.cores.first.projections << Nodes::SqlLiteral.new(select) + stmt.orders << Nodes::SqlLiteral.new("foo") + + sql = compile(stmt) + sql2 = compile(stmt) + sql.must_equal sql2 + end + + it "splits orders with commas" do + # *sigh* + select = "DISTINCT foo.id, FIRST_VALUE(projects.name) OVER (foo) AS alias_0__" + stmt = Nodes::SelectStatement.new + stmt.cores.first.projections << Nodes::SqlLiteral.new(select) + stmt.orders << Nodes::SqlLiteral.new("foo, bar") + sql = compile(stmt) + sql.must_be_like %{ + SELECT #{select} ORDER BY alias_0__, alias_1__ + } + end + + it "splits orders with commas and function calls" do + # *sigh* + select = "DISTINCT foo.id, FIRST_VALUE(projects.name) OVER (foo) AS alias_0__" + stmt = Nodes::SelectStatement.new + stmt.cores.first.projections << Nodes::SqlLiteral.new(select) + stmt.orders << Nodes::SqlLiteral.new("NVL(LOWER(bar, foo), foo) DESC, UPPER(baz)") + sql = compile(stmt) + sql.must_be_like %{ + SELECT #{select} ORDER BY alias_0__ DESC, alias_1__ + } + end + + describe "Nodes::SelectStatement" do + describe "limit" do + it "adds a rownum clause" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(10) + sql = compile stmt + sql.must_be_like %{ SELECT WHERE ROWNUM <= 10 } + end + + it "is idempotent" do + stmt = Nodes::SelectStatement.new + stmt.orders << Nodes::SqlLiteral.new("foo") + stmt.limit = Nodes::Limit.new(10) + sql = compile stmt + sql2 = compile stmt + sql.must_equal sql2 + end + + it "creates a subquery when there is order_by" do + stmt = Nodes::SelectStatement.new + stmt.orders << Nodes::SqlLiteral.new("foo") + stmt.limit = Nodes::Limit.new(10) + sql = compile stmt + sql.must_be_like %{ + SELECT * FROM (SELECT ORDER BY foo ) WHERE ROWNUM <= 10 + } + end + + it "creates a subquery when there is group by" do + stmt = Nodes::SelectStatement.new + stmt.cores.first.groups << Nodes::SqlLiteral.new("foo") + stmt.limit = Nodes::Limit.new(10) + sql = compile stmt + sql.must_be_like %{ + SELECT * FROM (SELECT GROUP BY foo ) WHERE ROWNUM <= 10 + } + end + + it "creates a subquery when there is DISTINCT" do + stmt = Nodes::SelectStatement.new + stmt.cores.first.set_quantifier = Arel::Nodes::Distinct.new + stmt.cores.first.projections << Nodes::SqlLiteral.new("id") + stmt.limit = Arel::Nodes::Limit.new(10) + sql = compile stmt + sql.must_be_like %{ + SELECT * FROM (SELECT DISTINCT id ) WHERE ROWNUM <= 10 + } + end + + it "creates a different subquery when there is an offset" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(10) + stmt.offset = Nodes::Offset.new(10) + sql = compile stmt + sql.must_be_like %{ + SELECT * FROM ( + SELECT raw_sql_.*, rownum raw_rnum_ + FROM (SELECT ) raw_sql_ + WHERE rownum <= 20 + ) + WHERE raw_rnum_ > 10 + } + end + + it "creates a subquery when there is limit and offset with BindParams" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(Nodes::BindParam.new(1)) + stmt.offset = Nodes::Offset.new(Nodes::BindParam.new(1)) + sql = compile stmt + sql.must_be_like %{ + SELECT * FROM ( + SELECT raw_sql_.*, rownum raw_rnum_ + FROM (SELECT ) raw_sql_ + WHERE rownum <= (:a1 + :a2) + ) + WHERE raw_rnum_ > :a3 + } + end + + it "is idempotent with different subquery" do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(10) + stmt.offset = Nodes::Offset.new(10) + sql = compile stmt + sql2 = compile stmt + sql.must_equal sql2 + end + end + + describe "only offset" do + it "creates a select from subquery with rownum condition" do + stmt = Nodes::SelectStatement.new + stmt.offset = Nodes::Offset.new(10) + sql = compile stmt + sql.must_be_like %{ + SELECT * FROM ( + SELECT raw_sql_.*, rownum raw_rnum_ + FROM (SELECT) raw_sql_ + ) + WHERE raw_rnum_ > 10 + } + end + end + end + + it "modified except to be minus" do + left = Nodes::SqlLiteral.new("SELECT * FROM users WHERE age > 10") + right = Nodes::SqlLiteral.new("SELECT * FROM users WHERE age > 20") + sql = compile Nodes::Except.new(left, right) + sql.must_be_like %{ + ( SELECT * FROM users WHERE age > 10 MINUS SELECT * FROM users WHERE age > 20 ) + } + end + + describe "locking" do + it "defaults to FOR UPDATE when locking" do + node = Nodes::Lock.new(Arel.sql("FOR UPDATE")) + compile(node).must_be_like "FOR UPDATE" + end + end + + describe "Nodes::BindParam" do + it "increments each bind param" do + query = @table[:name].eq(Arel::Nodes::BindParam.new(1)) + .and(@table[:id].eq(Arel::Nodes::BindParam.new(1))) + compile(query).must_be_like %{ + "users"."name" = :a1 AND "users"."id" = :a2 + } + end + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/postgres_test.rb b/activerecord/test/cases/arel/visitors/postgres_test.rb new file mode 100644 index 0000000000..ba37afecfb --- /dev/null +++ b/activerecord/test/cases/arel/visitors/postgres_test.rb @@ -0,0 +1,281 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class PostgresTest < Arel::Spec + before do + @visitor = PostgreSQL.new Table.engine.connection + @table = Table.new(:users) + @attr = @table[:id] + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + describe "locking" do + it "defaults to FOR UPDATE" do + compile(Nodes::Lock.new(Arel.sql("FOR UPDATE"))).must_be_like %{ + FOR UPDATE + } + end + + it "allows a custom string to be used as a lock" do + node = Nodes::Lock.new(Arel.sql("FOR SHARE")) + compile(node).must_be_like %{ + FOR SHARE + } + end + end + + it "should escape LIMIT" do + sc = Arel::Nodes::SelectStatement.new + sc.limit = Nodes::Limit.new(Nodes.build_quoted("omg")) + sc.cores.first.projections << Arel.sql("DISTINCT ON") + sc.orders << Arel.sql("xyz") + sql = compile(sc) + assert_match(/LIMIT 'omg'/, sql) + assert_equal 1, sql.scan(/LIMIT/).length, "should have one limit" + end + + it "should support DISTINCT ON" do + core = Arel::Nodes::SelectCore.new + core.set_quantifier = Arel::Nodes::DistinctOn.new(Arel.sql("aaron")) + assert_match "DISTINCT ON ( aaron )", compile(core) + end + + it "should support DISTINCT" do + core = Arel::Nodes::SelectCore.new + core.set_quantifier = Arel::Nodes::Distinct.new + assert_equal "SELECT DISTINCT", compile(core) + end + + it "encloses LATERAL queries in parens" do + subquery = @table.project(:id).where(@table[:name].matches("foo%")) + compile(subquery.lateral).must_be_like %{ + LATERAL (SELECT id FROM "users" WHERE "users"."name" ILIKE 'foo%') + } + end + + it "produces LATERAL queries with alias" do + subquery = @table.project(:id).where(@table[:name].matches("foo%")) + compile(subquery.lateral("bar")).must_be_like %{ + LATERAL (SELECT id FROM "users" WHERE "users"."name" ILIKE 'foo%') bar + } + end + + describe "Nodes::Matches" do + it "should know how to visit" do + node = @table[:name].matches("foo%") + node.must_be_kind_of Nodes::Matches + node.case_sensitive.must_equal(false) + compile(node).must_be_like %{ + "users"."name" ILIKE 'foo%' + } + end + + it "should know how to visit case sensitive" do + node = @table[:name].matches("foo%", nil, true) + node.case_sensitive.must_equal(true) + compile(node).must_be_like %{ + "users"."name" LIKE 'foo%' + } + end + + it "can handle ESCAPE" do + node = @table[:name].matches("foo!%", "!") + compile(node).must_be_like %{ + "users"."name" ILIKE 'foo!%' ESCAPE '!' + } + end + + it "can handle subqueries" do + subquery = @table.project(:id).where(@table[:name].matches("foo%")) + node = @attr.in subquery + compile(node).must_be_like %{ + "users"."id" IN (SELECT id FROM "users" WHERE "users"."name" ILIKE 'foo%') + } + end + end + + describe "Nodes::DoesNotMatch" do + it "should know how to visit" do + node = @table[:name].does_not_match("foo%") + node.must_be_kind_of Nodes::DoesNotMatch + node.case_sensitive.must_equal(false) + compile(node).must_be_like %{ + "users"."name" NOT ILIKE 'foo%' + } + end + + it "should know how to visit case sensitive" do + node = @table[:name].does_not_match("foo%", nil, true) + node.case_sensitive.must_equal(true) + compile(node).must_be_like %{ + "users"."name" NOT LIKE 'foo%' + } + end + + it "can handle ESCAPE" do + node = @table[:name].does_not_match("foo!%", "!") + compile(node).must_be_like %{ + "users"."name" NOT ILIKE 'foo!%' ESCAPE '!' + } + end + + it "can handle subqueries" do + subquery = @table.project(:id).where(@table[:name].does_not_match("foo%")) + node = @attr.in subquery + compile(node).must_be_like %{ + "users"."id" IN (SELECT id FROM "users" WHERE "users"."name" NOT ILIKE 'foo%') + } + end + end + + describe "Nodes::Regexp" do + it "should know how to visit" do + node = @table[:name].matches_regexp("foo.*") + node.must_be_kind_of Nodes::Regexp + node.case_sensitive.must_equal(true) + compile(node).must_be_like %{ + "users"."name" ~ 'foo.*' + } + end + + it "can handle case insensitive" do + node = @table[:name].matches_regexp("foo.*", false) + node.must_be_kind_of Nodes::Regexp + node.case_sensitive.must_equal(false) + compile(node).must_be_like %{ + "users"."name" ~* 'foo.*' + } + end + + it "can handle subqueries" do + subquery = @table.project(:id).where(@table[:name].matches_regexp("foo.*")) + node = @attr.in subquery + compile(node).must_be_like %{ + "users"."id" IN (SELECT id FROM "users" WHERE "users"."name" ~ 'foo.*') + } + end + end + + describe "Nodes::NotRegexp" do + it "should know how to visit" do + node = @table[:name].does_not_match_regexp("foo.*") + node.must_be_kind_of Nodes::NotRegexp + node.case_sensitive.must_equal(true) + compile(node).must_be_like %{ + "users"."name" !~ 'foo.*' + } + end + + it "can handle case insensitive" do + node = @table[:name].does_not_match_regexp("foo.*", false) + node.case_sensitive.must_equal(false) + compile(node).must_be_like %{ + "users"."name" !~* 'foo.*' + } + end + + it "can handle subqueries" do + subquery = @table.project(:id).where(@table[:name].does_not_match_regexp("foo.*")) + node = @attr.in subquery + compile(node).must_be_like %{ + "users"."id" IN (SELECT id FROM "users" WHERE "users"."name" !~ 'foo.*') + } + end + end + + describe "Nodes::BindParam" do + it "increments each bind param" do + query = @table[:name].eq(Arel::Nodes::BindParam.new(1)) + .and(@table[:id].eq(Arel::Nodes::BindParam.new(1))) + compile(query).must_be_like %{ + "users"."name" = $1 AND "users"."id" = $2 + } + end + end + + describe "Nodes::Cube" do + it "should know how to visit with array arguments" do + node = Arel::Nodes::Cube.new([@table[:name], @table[:bool]]) + compile(node).must_be_like %{ + CUBE( "users"."name", "users"."bool" ) + } + end + + it "should know how to visit with CubeDimension Argument" do + dimensions = Arel::Nodes::GroupingElement.new([@table[:name], @table[:bool]]) + node = Arel::Nodes::Cube.new(dimensions) + compile(node).must_be_like %{ + CUBE( "users"."name", "users"."bool" ) + } + end + + it "should know how to generate paranthesis when supplied with many Dimensions" do + dim1 = Arel::Nodes::GroupingElement.new(@table[:name]) + dim2 = Arel::Nodes::GroupingElement.new([@table[:bool], @table[:created_at]]) + node = Arel::Nodes::Cube.new([dim1, dim2]) + compile(node).must_be_like %{ + CUBE( ( "users"."name" ), ( "users"."bool", "users"."created_at" ) ) + } + end + end + + describe "Nodes::GroupingSet" do + it "should know how to visit with array arguments" do + node = Arel::Nodes::GroupingSet.new([@table[:name], @table[:bool]]) + compile(node).must_be_like %{ + GROUPING SET( "users"."name", "users"."bool" ) + } + end + + it "should know how to visit with CubeDimension Argument" do + group = Arel::Nodes::GroupingElement.new([@table[:name], @table[:bool]]) + node = Arel::Nodes::GroupingSet.new(group) + compile(node).must_be_like %{ + GROUPING SET( "users"."name", "users"."bool" ) + } + end + + it "should know how to generate paranthesis when supplied with many Dimensions" do + group1 = Arel::Nodes::GroupingElement.new(@table[:name]) + group2 = Arel::Nodes::GroupingElement.new([@table[:bool], @table[:created_at]]) + node = Arel::Nodes::GroupingSet.new([group1, group2]) + compile(node).must_be_like %{ + GROUPING SET( ( "users"."name" ), ( "users"."bool", "users"."created_at" ) ) + } + end + end + + describe "Nodes::RollUp" do + it "should know how to visit with array arguments" do + node = Arel::Nodes::RollUp.new([@table[:name], @table[:bool]]) + compile(node).must_be_like %{ + ROLLUP( "users"."name", "users"."bool" ) + } + end + + it "should know how to visit with CubeDimension Argument" do + group = Arel::Nodes::GroupingElement.new([@table[:name], @table[:bool]]) + node = Arel::Nodes::RollUp.new(group) + compile(node).must_be_like %{ + ROLLUP( "users"."name", "users"."bool" ) + } + end + + it "should know how to generate paranthesis when supplied with many Dimensions" do + group1 = Arel::Nodes::GroupingElement.new(@table[:name]) + group2 = Arel::Nodes::GroupingElement.new([@table[:bool], @table[:created_at]]) + node = Arel::Nodes::RollUp.new([group1, group2]) + compile(node).must_be_like %{ + ROLLUP( ( "users"."name" ), ( "users"."bool", "users"."created_at" ) ) + } + end + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/sqlite_test.rb b/activerecord/test/cases/arel/visitors/sqlite_test.rb new file mode 100644 index 0000000000..6650b6ff3a --- /dev/null +++ b/activerecord/test/cases/arel/visitors/sqlite_test.rb @@ -0,0 +1,32 @@ +# frozen_string_literal: true + +require_relative "../helper" + +module Arel + module Visitors + class SqliteTest < Arel::Spec + before do + @visitor = SQLite.new Table.engine.connection_pool + end + + it "defaults limit to -1" do + stmt = Nodes::SelectStatement.new + stmt.offset = Nodes::Offset.new(1) + sql = @visitor.accept(stmt, Collectors::SQLString.new).value + sql.must_be_like "SELECT LIMIT -1 OFFSET 1" + end + + it "does not support locking" do + node = Nodes::Lock.new(Arel.sql("FOR UPDATE")) + assert_equal "", @visitor.accept(node, Collectors::SQLString.new).value + end + + it "does not support boolean" do + node = Nodes::True.new() + assert_equal "1", @visitor.accept(node, Collectors::SQLString.new).value + node = Nodes::False.new() + assert_equal "0", @visitor.accept(node, Collectors::SQLString.new).value + end + end + end +end diff --git a/activerecord/test/cases/arel/visitors/to_sql_test.rb b/activerecord/test/cases/arel/visitors/to_sql_test.rb new file mode 100644 index 0000000000..ce836eded7 --- /dev/null +++ b/activerecord/test/cases/arel/visitors/to_sql_test.rb @@ -0,0 +1,654 @@ +# frozen_string_literal: true + +require_relative "../helper" +require "bigdecimal" + +module Arel + module Visitors + describe "the to_sql visitor" do + before do + @conn = FakeRecord::Base.new + @visitor = ToSql.new @conn.connection + @table = Table.new(:users) + @attr = @table[:id] + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value + end + + it "works with BindParams" do + node = Nodes::BindParam.new(1) + sql = compile node + sql.must_be_like "?" + end + + it "does not quote BindParams used as part of a Values" do + bp = Nodes::BindParam.new(1) + values = Nodes::Values.new([bp]) + sql = compile values + sql.must_be_like "VALUES (?)" + end + + it "can define a dispatch method" do + visited = false + viz = Class.new(Arel::Visitors::Visitor) { + define_method(:hello) do |node, c| + visited = true + end + + def dispatch + { Arel::Table => "hello" } + end + }.new + + viz.accept(@table, Collectors::SQLString.new) + assert visited, "hello method was called" + end + + it "should not quote sql literals" do + node = @table[Arel.star] + sql = compile node + sql.must_be_like '"users".*' + end + + it "should visit named functions" do + function = Nodes::NamedFunction.new("omg", [Arel.star]) + assert_equal "omg(*)", compile(function) + end + + it "should chain predications on named functions" do + function = Nodes::NamedFunction.new("omg", [Arel.star]) + sql = compile(function.eq(2)) + sql.must_be_like %{ omg(*) = 2 } + end + + it "should handle nil with named functions" do + function = Nodes::NamedFunction.new("omg", [Arel.star]) + sql = compile(function.eq(nil)) + sql.must_be_like %{ omg(*) IS NULL } + end + + it "should visit built-in functions" do + function = Nodes::Count.new([Arel.star]) + assert_equal "COUNT(*)", compile(function) + + function = Nodes::Sum.new([Arel.star]) + assert_equal "SUM(*)", compile(function) + + function = Nodes::Max.new([Arel.star]) + assert_equal "MAX(*)", compile(function) + + function = Nodes::Min.new([Arel.star]) + assert_equal "MIN(*)", compile(function) + + function = Nodes::Avg.new([Arel.star]) + assert_equal "AVG(*)", compile(function) + end + + it "should visit built-in functions operating on distinct values" do + function = Nodes::Count.new([Arel.star]) + function.distinct = true + assert_equal "COUNT(DISTINCT *)", compile(function) + + function = Nodes::Sum.new([Arel.star]) + function.distinct = true + assert_equal "SUM(DISTINCT *)", compile(function) + + function = Nodes::Max.new([Arel.star]) + function.distinct = true + assert_equal "MAX(DISTINCT *)", compile(function) + + function = Nodes::Min.new([Arel.star]) + function.distinct = true + assert_equal "MIN(DISTINCT *)", compile(function) + + function = Nodes::Avg.new([Arel.star]) + function.distinct = true + assert_equal "AVG(DISTINCT *)", compile(function) + end + + it "works with lists" do + function = Nodes::NamedFunction.new("omg", [Arel.star, Arel.star]) + assert_equal "omg(*, *)", compile(function) + end + + describe "Nodes::Equality" do + it "should escape strings" do + test = Table.new(:users)[:name].eq "Aaron Patterson" + compile(test).must_be_like %{ + "users"."name" = 'Aaron Patterson' + } + end + + it "should handle false" do + table = Table.new(:users) + val = Nodes.build_quoted(false, table[:active]) + sql = compile Nodes::Equality.new(val, val) + sql.must_be_like %{ 'f' = 'f' } + end + + it "should handle nil" do + sql = compile Nodes::Equality.new(@table[:name], nil) + sql.must_be_like %{ "users"."name" IS NULL } + end + end + + describe "Nodes::Grouping" do + it "wraps nested groupings in brackets only once" do + sql = compile Nodes::Grouping.new(Nodes::Grouping.new(Nodes.build_quoted("foo"))) + sql.must_equal "('foo')" + end + end + + describe "Nodes::NotEqual" do + it "should handle false" do + val = Nodes.build_quoted(false, @table[:active]) + sql = compile Nodes::NotEqual.new(@table[:active], val) + sql.must_be_like %{ "users"."active" != 'f' } + end + + it "should handle nil" do + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::NotEqual.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT NULL } + end + end + + it "should visit string subclass" do + [ + Class.new(String).new(":'("), + Class.new(Class.new(String)).new(":'("), + ].each do |obj| + val = Nodes.build_quoted(obj, @table[:active]) + sql = compile Nodes::NotEqual.new(@table[:name], val) + sql.must_be_like %{ "users"."name" != ':\\'(' } + end + end + + it "should visit_Class" do + compile(Nodes.build_quoted(DateTime)).must_equal "'DateTime'" + end + + it "should escape LIMIT" do + sc = Arel::Nodes::SelectStatement.new + sc.limit = Arel::Nodes::Limit.new(Nodes.build_quoted("omg")) + assert_match(/LIMIT 'omg'/, compile(sc)) + end + + it "should contain a single space before ORDER BY" do + table = Table.new(:users) + test = table.order(table[:name]) + sql = compile test + assert_match(/"users" ORDER BY/, sql) + end + + it "should quote LIMIT without column type coercion" do + table = Table.new(:users) + sc = table.where(table[:name].eq(0)).take(1).ast + assert_match(/WHERE "users"."name" = 0 LIMIT 1/, compile(sc)) + end + + it "should visit_DateTime" do + dt = DateTime.now + table = Table.new(:users) + test = table[:created_at].eq dt + sql = compile test + + sql.must_be_like %{"users"."created_at" = '#{dt.strftime("%Y-%m-%d %H:%M:%S")}'} + end + + it "should visit_Float" do + test = Table.new(:products)[:price].eq 2.14 + sql = compile test + sql.must_be_like %{"products"."price" = 2.14} + end + + it "should visit_Not" do + sql = compile Nodes::Not.new(Arel.sql("foo")) + sql.must_be_like "NOT (foo)" + end + + it "should apply Not to the whole expression" do + node = Nodes::And.new [@attr.eq(10), @attr.eq(11)] + sql = compile Nodes::Not.new(node) + sql.must_be_like %{NOT ("users"."id" = 10 AND "users"."id" = 11)} + end + + it "should visit_As" do + as = Nodes::As.new(Arel.sql("foo"), Arel.sql("bar")) + sql = compile as + sql.must_be_like "foo AS bar" + end + + it "should visit_Bignum" do + compile 8787878092 + end + + it "should visit_Hash" do + compile(Nodes.build_quoted(a: 1)) + end + + it "should visit_Set" do + compile Nodes.build_quoted(Set.new([1, 2])) + end + + it "should visit_BigDecimal" do + compile Nodes.build_quoted(BigDecimal("2.14")) + end + + it "should visit_Date" do + dt = Date.today + table = Table.new(:users) + test = table[:created_at].eq dt + sql = compile test + + sql.must_be_like %{"users"."created_at" = '#{dt.strftime("%Y-%m-%d")}'} + end + + it "should visit_NilClass" do + compile(Nodes.build_quoted(nil)).must_be_like "NULL" + end + + it "unsupported input should raise UnsupportedVisitError" do + error = assert_raises(UnsupportedVisitError) { compile(nil) } + assert_match(/\AUnsupported/, error.message) + end + + it "should visit_Arel_SelectManager, which is a subquery" do + mgr = Table.new(:foo).project(:bar) + compile(mgr).must_be_like '(SELECT bar FROM "foo")' + end + + it "should visit_Arel_Nodes_And" do + node = Nodes::And.new [@attr.eq(10), @attr.eq(11)] + compile(node).must_be_like %{ + "users"."id" = 10 AND "users"."id" = 11 + } + end + + it "should visit_Arel_Nodes_Or" do + node = Nodes::Or.new @attr.eq(10), @attr.eq(11) + compile(node).must_be_like %{ + "users"."id" = 10 OR "users"."id" = 11 + } + end + + it "should visit_Arel_Nodes_Assignment" do + column = @table["id"] + node = Nodes::Assignment.new( + Nodes::UnqualifiedColumn.new(column), + Nodes::UnqualifiedColumn.new(column) + ) + compile(node).must_be_like %{ + "id" = "id" + } + end + + it "should visit visit_Arel_Attributes_Time" do + attr = Attributes::Time.new(@attr.relation, @attr.name) + compile attr + end + + it "should visit_TrueClass" do + test = Table.new(:users)[:bool].eq(true) + compile(test).must_be_like %{ "users"."bool" = 't' } + end + + describe "Nodes::Matches" do + it "should know how to visit" do + node = @table[:name].matches("foo%") + compile(node).must_be_like %{ + "users"."name" LIKE 'foo%' + } + end + + it "can handle ESCAPE" do + node = @table[:name].matches("foo!%", "!") + compile(node).must_be_like %{ + "users"."name" LIKE 'foo!%' ESCAPE '!' + } + end + + it "can handle subqueries" do + subquery = @table.project(:id).where(@table[:name].matches("foo%")) + node = @attr.in subquery + compile(node).must_be_like %{ + "users"."id" IN (SELECT id FROM "users" WHERE "users"."name" LIKE 'foo%') + } + end + end + + describe "Nodes::DoesNotMatch" do + it "should know how to visit" do + node = @table[:name].does_not_match("foo%") + compile(node).must_be_like %{ + "users"."name" NOT LIKE 'foo%' + } + end + + it "can handle ESCAPE" do + node = @table[:name].does_not_match("foo!%", "!") + compile(node).must_be_like %{ + "users"."name" NOT LIKE 'foo!%' ESCAPE '!' + } + end + + it "can handle subqueries" do + subquery = @table.project(:id).where(@table[:name].does_not_match("foo%")) + node = @attr.in subquery + compile(node).must_be_like %{ + "users"."id" IN (SELECT id FROM "users" WHERE "users"."name" NOT LIKE 'foo%') + } + end + end + + describe "Nodes::Ordering" do + it "should know how to visit" do + node = @attr.desc + compile(node).must_be_like %{ + "users"."id" DESC + } + end + end + + describe "Nodes::In" do + it "should know how to visit" do + node = @attr.in [1, 2, 3] + compile(node).must_be_like %{ + "users"."id" IN (1, 2, 3) + } + end + + it "should return 1=0 when empty right which is always false" do + node = @attr.in [] + compile(node).must_equal "1=0" + end + + it "can handle two dot ranges" do + node = @attr.between 1..3 + compile(node).must_be_like %{ + "users"."id" BETWEEN 1 AND 3 + } + end + + it "can handle three dot ranges" do + node = @attr.between 1...3 + compile(node).must_be_like %{ + "users"."id" >= 1 AND "users"."id" < 3 + } + end + + it "can handle ranges bounded by infinity" do + node = @attr.between 1..Float::INFINITY + compile(node).must_be_like %{ + "users"."id" >= 1 + } + node = @attr.between(-Float::INFINITY..3) + compile(node).must_be_like %{ + "users"."id" <= 3 + } + node = @attr.between(-Float::INFINITY...3) + compile(node).must_be_like %{ + "users"."id" < 3 + } + node = @attr.between(-Float::INFINITY..Float::INFINITY) + compile(node).must_be_like %{1=1} + end + + it "can handle subqueries" do + table = Table.new(:users) + subquery = table.project(:id).where(table[:name].eq("Aaron")) + node = @attr.in subquery + compile(node).must_be_like %{ + "users"."id" IN (SELECT id FROM "users" WHERE "users"."name" = 'Aaron') + } + end + end + + describe "Nodes::InfixOperation" do + it "should handle Multiplication" do + node = Arel::Attributes::Decimal.new(Table.new(:products), :price) * Arel::Attributes::Decimal.new(Table.new(:currency_rates), :rate) + compile(node).must_equal %("products"."price" * "currency_rates"."rate") + end + + it "should handle Division" do + node = Arel::Attributes::Decimal.new(Table.new(:products), :price) / 5 + compile(node).must_equal %("products"."price" / 5) + end + + it "should handle Addition" do + node = Arel::Attributes::Decimal.new(Table.new(:products), :price) + 6 + compile(node).must_equal %(("products"."price" + 6)) + end + + it "should handle Subtraction" do + node = Arel::Attributes::Decimal.new(Table.new(:products), :price) - 7 + compile(node).must_equal %(("products"."price" - 7)) + end + + it "should handle Concatination" do + table = Table.new(:users) + node = table[:name].concat(table[:name]) + compile(node).must_equal %("users"."name" || "users"."name") + end + + it "should handle BitwiseAnd" do + node = Arel::Attributes::Integer.new(Table.new(:products), :bitmap) & 16 + compile(node).must_equal %(("products"."bitmap" & 16)) + end + + it "should handle BitwiseOr" do + node = Arel::Attributes::Integer.new(Table.new(:products), :bitmap) | 16 + compile(node).must_equal %(("products"."bitmap" | 16)) + end + + it "should handle BitwiseXor" do + node = Arel::Attributes::Integer.new(Table.new(:products), :bitmap) ^ 16 + compile(node).must_equal %(("products"."bitmap" ^ 16)) + end + + it "should handle BitwiseShiftLeft" do + node = Arel::Attributes::Integer.new(Table.new(:products), :bitmap) << 4 + compile(node).must_equal %(("products"."bitmap" << 4)) + end + + it "should handle BitwiseShiftRight" do + node = Arel::Attributes::Integer.new(Table.new(:products), :bitmap) >> 4 + compile(node).must_equal %(("products"."bitmap" >> 4)) + end + + it "should handle arbitrary operators" do + node = Arel::Nodes::InfixOperation.new( + "&&", + Arel::Attributes::String.new(Table.new(:products), :name), + Arel::Attributes::String.new(Table.new(:products), :name) + ) + compile(node).must_equal %("products"."name" && "products"."name") + end + end + + describe "Nodes::UnaryOperation" do + it "should handle BitwiseNot" do + node = ~ Arel::Attributes::Integer.new(Table.new(:products), :bitmap) + compile(node).must_equal %( ~ "products"."bitmap") + end + + it "should handle arbitrary operators" do + node = Arel::Nodes::UnaryOperation.new("!", Arel::Attributes::String.new(Table.new(:products), :active)) + compile(node).must_equal %( ! "products"."active") + end + end + + describe "Nodes::NotIn" do + it "should know how to visit" do + node = @attr.not_in [1, 2, 3] + compile(node).must_be_like %{ + "users"."id" NOT IN (1, 2, 3) + } + end + + it "should return 1=1 when empty right which is always true" do + node = @attr.not_in [] + compile(node).must_equal "1=1" + end + + it "can handle two dot ranges" do + node = @attr.not_between 1..3 + compile(node).must_equal( + %{("users"."id" < 1 OR "users"."id" > 3)} + ) + end + + it "can handle three dot ranges" do + node = @attr.not_between 1...3 + compile(node).must_equal( + %{("users"."id" < 1 OR "users"."id" >= 3)} + ) + end + + it "can handle ranges bounded by infinity" do + node = @attr.not_between 1..Float::INFINITY + compile(node).must_be_like %{ + "users"."id" < 1 + } + node = @attr.not_between(-Float::INFINITY..3) + compile(node).must_be_like %{ + "users"."id" > 3 + } + node = @attr.not_between(-Float::INFINITY...3) + compile(node).must_be_like %{ + "users"."id" >= 3 + } + node = @attr.not_between(-Float::INFINITY..Float::INFINITY) + compile(node).must_be_like %{1=0} + end + + it "can handle subqueries" do + table = Table.new(:users) + subquery = table.project(:id).where(table[:name].eq("Aaron")) + node = @attr.not_in subquery + compile(node).must_be_like %{ + "users"."id" NOT IN (SELECT id FROM "users" WHERE "users"."name" = 'Aaron') + } + end + end + + describe "Constants" do + it "should handle true" do + test = Table.new(:users).create_true + compile(test).must_be_like %{ + TRUE + } + end + + it "should handle false" do + test = Table.new(:users).create_false + compile(test).must_be_like %{ + FALSE + } + end + end + + describe "TableAlias" do + it "should use the underlying table for checking columns" do + test = Table.new(:users).alias("zomgusers")[:id].eq "3" + compile(test).must_be_like %{ + "zomgusers"."id" = '3' + } + end + end + + describe "distinct on" do + it "raises not implemented error" do + core = Arel::Nodes::SelectCore.new + core.set_quantifier = Arel::Nodes::DistinctOn.new(Arel.sql("aaron")) + + assert_raises(NotImplementedError) do + compile(core) + end + end + end + + describe "Nodes::Regexp" do + it "raises not implemented error" do + node = Arel::Nodes::Regexp.new(@table[:name], Nodes.build_quoted("foo%")) + + assert_raises(NotImplementedError) do + compile(node) + end + end + end + + describe "Nodes::NotRegexp" do + it "raises not implemented error" do + node = Arel::Nodes::NotRegexp.new(@table[:name], Nodes.build_quoted("foo%")) + + assert_raises(NotImplementedError) do + compile(node) + end + end + end + + describe "Nodes::Case" do + it "supports simple case expressions" do + node = Arel::Nodes::Case.new(@table[:name]) + .when("foo").then(1) + .else(0) + + compile(node).must_be_like %{ + CASE "users"."name" WHEN 'foo' THEN 1 ELSE 0 END + } + end + + it "supports extended case expressions" do + node = Arel::Nodes::Case.new + .when(@table[:name].in(%w(foo bar))).then(1) + .else(0) + + compile(node).must_be_like %{ + CASE WHEN "users"."name" IN ('foo', 'bar') THEN 1 ELSE 0 END + } + end + + it "works without default branch" do + node = Arel::Nodes::Case.new(@table[:name]) + .when("foo").then(1) + + compile(node).must_be_like %{ + CASE "users"."name" WHEN 'foo' THEN 1 END + } + end + + it "allows chaining multiple conditions" do + node = Arel::Nodes::Case.new(@table[:name]) + .when("foo").then(1) + .when("bar").then(2) + .else(0) + + compile(node).must_be_like %{ + CASE "users"."name" WHEN 'foo' THEN 1 WHEN 'bar' THEN 2 ELSE 0 END + } + end + + it "supports #when with two arguments and no #then" do + node = Arel::Nodes::Case.new @table[:name] + + { foo: 1, bar: 0 }.reduce(node) { |_node, pair| _node.when(*pair) } + + compile(node).must_be_like %{ + CASE "users"."name" WHEN 'foo' THEN 1 WHEN 'bar' THEN 0 END + } + end + + it "can be chained as a predicate" do + node = @table[:name].when("foo").then("bar").else("baz") + + compile(node).must_be_like %{ + CASE "users"."name" WHEN 'foo' THEN 'bar' ELSE 'baz' END + } + end + end + end + end +end diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb index 9e6d94191b..5011a9bbde 100644 --- a/activerecord/test/cases/associations/belongs_to_associations_test.rb +++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb @@ -37,6 +37,13 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal companies(:first_firm).name, firm.name end + def test_assigning_belongs_to_on_destroyed_object + client = Client.create!(name: "Client") + client.destroy! + assert_raise(frozen_error_class) { client.firm = nil } + assert_raise(frozen_error_class) { client.firm = Firm.new(name: "Firm") } + end + def test_missing_attribute_error_is_raised_when_no_foreign_key_attribute assert_raises(ActiveModel::MissingAttributeError) { Client.select(:id).first.firm } end @@ -265,6 +272,15 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal apple, citibank.firm end + def test_creating_the_belonging_object_from_new_record + citibank = Account.new("credit_limit" => 10) + apple = citibank.create_firm("name" => "Apple") + assert_equal apple, citibank.firm + citibank.save + citibank.reload + assert_equal apple, citibank.firm + end + def test_creating_the_belonging_object_with_primary_key client = Client.create(name: "Primary key client") apple = client.create_firm_with_primary_key("name" => "Apple") @@ -931,6 +947,30 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal error.message, "The :dependent option must be one of [:destroy, :delete], but is :nullify" end + class DestroyableBook < ActiveRecord::Base + self.table_name = "books" + belongs_to :author, class_name: "UndestroyableAuthor", dependent: :destroy + end + + class UndestroyableAuthor < ActiveRecord::Base + self.table_name = "authors" + has_one :book, class_name: "DestroyableBook", foreign_key: "author_id" + before_destroy :dont + + def dont + throw(:abort) + end + end + + def test_dependency_should_halt_parent_destruction + author = UndestroyableAuthor.create!(name: "Test") + book = DestroyableBook.create!(author: author) + + assert_no_difference ["UndestroyableAuthor.count", "DestroyableBook.count"] do + assert_not book.destroy + end + end + def test_attributes_are_being_set_when_initialized_from_belongs_to_association_with_where_clause new_firm = accounts(:signals37).build_firm(name: "Apple") assert_equal new_firm.name, "Apple" diff --git a/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb b/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb index 4776e11128..5fca972aee 100644 --- a/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb +++ b/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb @@ -8,6 +8,10 @@ module Namespaced class Post < ActiveRecord::Base self.table_name = "posts" has_one :tagging, as: :taggable, class_name: "Tagging" + + def self.polymorphic_name + sti_name + end end end @@ -25,34 +29,44 @@ module PolymorphicFullStiClassNamesSharedTest end def test_class_names - ActiveRecord::Base.store_full_sti_class = false + ActiveRecord::Base.store_full_sti_class = !store_full_sti_class post = Namespaced::Post.find_by_title("Great stuff") - assert_equal @tagging, post.tagging + assert_nil post.tagging - ActiveRecord::Base.store_full_sti_class = true + ActiveRecord::Base.store_full_sti_class = store_full_sti_class post = Namespaced::Post.find_by_title("Great stuff") assert_equal @tagging, post.tagging end def test_class_names_with_includes - ActiveRecord::Base.store_full_sti_class = false + ActiveRecord::Base.store_full_sti_class = !store_full_sti_class post = Namespaced::Post.includes(:tagging).find_by_title("Great stuff") - assert_equal @tagging, post.tagging + assert_nil post.tagging - ActiveRecord::Base.store_full_sti_class = true + ActiveRecord::Base.store_full_sti_class = store_full_sti_class post = Namespaced::Post.includes(:tagging).find_by_title("Great stuff") assert_equal @tagging, post.tagging end def test_class_names_with_eager_load - ActiveRecord::Base.store_full_sti_class = false + ActiveRecord::Base.store_full_sti_class = !store_full_sti_class post = Namespaced::Post.eager_load(:tagging).find_by_title("Great stuff") - assert_equal @tagging, post.tagging + assert_nil post.tagging - ActiveRecord::Base.store_full_sti_class = true + ActiveRecord::Base.store_full_sti_class = store_full_sti_class post = Namespaced::Post.eager_load(:tagging).find_by_title("Great stuff") assert_equal @tagging, post.tagging end + + def test_class_names_with_find_by + post = Namespaced::Post.find_by_title("Great stuff") + + ActiveRecord::Base.store_full_sti_class = !store_full_sti_class + assert_nil Tagging.find_by(taggable: post) + + ActiveRecord::Base.store_full_sti_class = store_full_sti_class + assert_equal @tagging, Tagging.find_by(taggable: post) + end end class PolymorphicFullStiClassNamesTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index cb07ca5cd3..f46be8734b 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -1218,6 +1218,7 @@ class EagerAssociationTest < ActiveRecord::TestCase client = assert_queries(2) { Client.preload(:firm).find(c.id) } assert_no_queries { assert_nil client.firm } + assert_equal c.client_of, client.client_of end def test_preloading_empty_belongs_to_polymorphic @@ -1225,6 +1226,7 @@ class EagerAssociationTest < ActiveRecord::TestCase tagging = assert_queries(2) { Tagging.preload(:taggable).find(t.id) } assert_no_queries { assert_nil tagging.taggable } + assert_equal t.taggable_id, tagging.taggable_id end def test_preloading_through_empty_belongs_to @@ -1501,8 +1503,10 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal posts(:welcome), post end - test "eager-loading with a polymorphic association and using the existential predicate" do - assert_equal true, authors(:david).essays.eager_load(:writer).exists? + test "eager-loading with a polymorphic association won't work consistently" do + assert_raise(ActiveRecord::EagerLoadPolymorphicError) { authors(:david).essays.eager_load(:writer).to_a } + assert_raise(ActiveRecord::EagerLoadPolymorphicError) { authors(:david).essays.eager_load(:writer).count } + assert_raise(ActiveRecord::EagerLoadPolymorphicError) { authors(:david).essays.eager_load(:writer).exists? } end # CollectionProxy#reader is expensive, so the preloader avoids calling it. @@ -1511,6 +1515,35 @@ class EagerAssociationTest < ActiveRecord::TestCase Author.preload(:readonly_comments).first! end + test "preloading through a polymorphic association doesn't require the association to exist" do + sponsors = [] + assert_queries 5 do + sponsors = Sponsor.where(sponsorable_id: 1).preload(sponsorable: [:post, :membership]).to_a + end + # check the preload worked + assert_queries 0 do + sponsors.map(&:sponsorable).map { |s| s.respond_to?(:posts) ? s.post.author : s.membership } + end + end + + test "preloading a regular association through a polymorphic association doesn't require the association to exist on all types" do + sponsors = [] + assert_queries 6 do + sponsors = Sponsor.where(sponsorable_id: 1).preload(sponsorable: [{ post: :first_comment }, :membership]).to_a + end + # check the preload worked + assert_queries 0 do + sponsors.map(&:sponsorable).map { |s| s.respond_to?(:posts) ? s.post.author : s.membership } + end + end + + test "preloading a regular association with a typo through a polymorphic association still raises" do + # this test contains an intentional typo of first -> fist + assert_raises(ActiveRecord::AssociationNotFoundError) do + Sponsor.where(sponsorable_id: 1).preload(sponsorable: [{ post: :fist_comment }, :membership]).to_a + end + end + private def find_all_ordered(klass, include = nil) klass.order("#{klass.table_name}.#{klass.primary_key}").includes(include).to_a diff --git a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb index 5f771fe85f..5d9735d98a 100644 --- a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb @@ -569,7 +569,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase developer = Developer.create name: "Bryan", salary: 50_000 assert_not_predicate project.developers, :loaded? - assert ! project.developers.include?(developer) + assert_not project.developers.include?(developer) end def test_find_with_merged_options diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index 00821f2319..cc8f33f142 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -497,8 +497,6 @@ class HasManyAssociationsTest < ActiveRecord::TestCase person = Person.new person.first_name = "Naruto" person.references << Reference.new - person.id = 10 - person.references person.save! assert_equal 1, person.references.update_all(favourite: true) end @@ -507,8 +505,6 @@ class HasManyAssociationsTest < ActiveRecord::TestCase person = Person.new person.first_name = "Sasuke" person.references << Reference.new - person.id = 10 - person.references person.save! assert_predicate person.references, :exists? end @@ -987,6 +983,26 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_not_empty company.contracts end + def test_collection_size_with_dirty_target + post = posts(:thinking) + assert_equal [], post.reader_ids + assert_equal 0, post.readers.size + post.readers.reset + post.readers.build + assert_equal [nil], post.reader_ids + assert_equal 1, post.readers.size + end + + def test_collection_empty_with_dirty_target + post = posts(:thinking) + assert_equal [], post.reader_ids + assert_empty post.readers + post.readers.reset + post.readers.build + assert_equal [nil], post.reader_ids + assert_not_empty post.readers + end + def test_collection_size_twice_for_regressions post = posts(:thinking) assert_equal 0, post.readers.size @@ -1558,7 +1574,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_predicate companies(:first_firm).clients_of_firm, :loaded? clients = companies(:first_firm).clients_of_firm.to_a - assert !clients.empty?, "37signals has clients after load" + assert_not clients.empty?, "37signals has clients after load" destroyed = companies(:first_firm).clients_of_firm.destroy_all assert_equal clients.sort_by(&:id), destroyed.sort_by(&:id) assert destroyed.all?(&:frozen?), "destroyed clients should be frozen" @@ -1980,8 +1996,9 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_calling_many_should_defer_to_collection_if_using_a_block firm = companies(:first_firm) assert_queries(1) do - firm.clients.expects(:size).never - firm.clients.many? { true } + assert_not_called(firm.clients, :size) do + firm.clients.many? { true } + end end assert_predicate firm.clients, :loaded? end @@ -2013,14 +2030,15 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_calling_none_on_loaded_association_should_not_use_query firm = companies(:first_firm) firm.clients.load # force load - assert_no_queries { assert ! firm.clients.none? } + assert_no_queries { assert_not firm.clients.none? } end def test_calling_none_should_defer_to_collection_if_using_a_block firm = companies(:first_firm) assert_queries(1) do - firm.clients.expects(:size).never - firm.clients.none? { true } + assert_not_called(firm.clients, :size) do + firm.clients.none? { true } + end end assert_predicate firm.clients, :loaded? end @@ -2048,14 +2066,15 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_calling_one_on_loaded_association_should_not_use_query firm = companies(:first_firm) firm.clients.load # force load - assert_no_queries { assert ! firm.clients.one? } + assert_no_queries { assert_not firm.clients.one? } end def test_calling_one_should_defer_to_collection_if_using_a_block firm = companies(:first_firm) assert_queries(1) do - firm.clients.expects(:size).never - firm.clients.one? { true } + assert_not_called(firm.clients, :size) do + firm.clients.one? { true } + end end assert_predicate firm.clients, :loaded? end @@ -2096,9 +2115,10 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_association_proxy_transaction_method_starts_transaction_in_association_class - Comment.expects(:transaction) - Post.first.comments.transaction do - # nothing + assert_called(Comment, :transaction) do + Post.first.comments.transaction do + # nothing + end end end @@ -2567,6 +2587,70 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end end + test "calling size on an association that has not been loaded performs a query" do + car = Car.create! + Bulb.create(car_id: car.id) + + car_two = Car.create! + + assert_queries(1) do + assert_equal 1, car.bulbs.size + end + + assert_queries(1) do + assert_equal 0, car_two.bulbs.size + end + end + + test "calling size on an association that has been loaded does not perform query" do + car = Car.create! + Bulb.create(car_id: car.id) + car.bulb_ids + + car_two = Car.create! + car_two.bulb_ids + + assert_no_queries do + assert_equal 1, car.bulbs.size + end + + assert_no_queries do + assert_equal 0, car_two.bulbs.size + end + end + + test "calling empty on an association that has not been loaded performs a query" do + car = Car.create! + Bulb.create(car_id: car.id) + + car_two = Car.create! + + assert_queries(1) do + assert_not_empty car.bulbs + end + + assert_queries(1) do + assert_empty car_two.bulbs + end + end + + test "calling empty on an association that has been loaded does not performs query" do + car = Car.create! + Bulb.create(car_id: car.id) + car.bulb_ids + + car_two = Car.create! + car_two.bulb_ids + + assert_no_queries do + assert_not_empty car.bulbs + end + + assert_no_queries do + assert_empty car_two.bulbs + end + end + class AuthorWithErrorDestroyingAssociation < ActiveRecord::Base self.table_name = "authors" has_many :posts_with_error_destroying, diff --git a/activerecord/test/cases/associations/has_many_through_associations_test.rb b/activerecord/test/cases/associations/has_many_through_associations_test.rb index 3b3d4037b9..0facc286da 100644 --- a/activerecord/test/cases/associations/has_many_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb @@ -866,7 +866,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase author = authors(:mary) category = author.named_categories.create(name: "Primary") author.named_categories.delete(category) - assert !Categorization.exists?(author_id: author.id, named_category_name: category.name) + assert_not Categorization.exists?(author_id: author.id, named_category_name: category.name) assert_empty author.named_categories.reload end diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index 1a213ef7e4..d7e898a1c0 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -452,7 +452,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_equal new_ship, pirate.ship assert_predicate new_ship, :new_record? assert_nil orig_ship.pirate_id - assert !orig_ship.changed? # check it was saved + assert_not orig_ship.changed? # check it was saved end def test_creation_failure_with_dependent_option @@ -678,7 +678,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase book = SpecialBook.create!(status: "published") author.book = book - refute_equal 0, SpecialAuthor.joins(:book).where(books: { status: "published" }).count + assert_not_equal 0, SpecialAuthor.joins(:book).where(books: { status: "published" }).count end def test_association_enum_works_properly_with_nested_join @@ -725,4 +725,28 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_not DestroyByParentBook.exists?(book.id) end + + class UndestroyableBook < ActiveRecord::Base + self.table_name = "books" + belongs_to :author, class_name: "DestroyableAuthor" + before_destroy :dont + + def dont + throw(:abort) + end + end + + class DestroyableAuthor < ActiveRecord::Base + self.table_name = "authors" + has_one :book, class_name: "UndestroyableBook", foreign_key: "author_id", dependent: :destroy + end + + def test_dependency_should_halt_parent_destruction + author = DestroyableAuthor.create!(name: "Test") + UndestroyableBook.create!(author: author) + + assert_no_difference ["DestroyableAuthor.count", "UndestroyableBook.count"] do + assert_not author.destroy + end + end end diff --git a/activerecord/test/cases/associations/has_one_through_associations_test.rb b/activerecord/test/cases/associations/has_one_through_associations_test.rb index 9964f084ac..0309663943 100644 --- a/activerecord/test/cases/associations/has_one_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_through_associations_test.rb @@ -64,6 +64,24 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase assert_equal clubs(:moustache_club), new_member.club end + def test_building_multiple_associations_builds_through_record + member_type = MemberType.create! + member = Member.create! + member_detail_with_one_association = MemberDetail.new(member_type: member_type) + assert_predicate member_detail_with_one_association.member, :new_record? + member_detail_with_two_associations = MemberDetail.new(member_type: member_type, admittable: member) + assert_predicate member_detail_with_two_associations.member, :new_record? + end + + def test_creating_multiple_associations_creates_through_record + member_type = MemberType.create! + member = Member.create! + member_detail_with_one_association = MemberDetail.create!(member_type: member_type) + assert_not_predicate member_detail_with_one_association.member, :new_record? + member_detail_with_two_associations = MemberDetail.create!(member_type: member_type, admittable: member) + assert_not_predicate member_detail_with_two_associations.member, :new_record? + end + def test_creating_association_sets_both_parent_ids_for_new member = Member.new(name: "Sean Griffin") club = Club.new(name: "Da Club") diff --git a/activerecord/test/cases/associations/inner_join_association_test.rb b/activerecord/test/cases/associations/inner_join_association_test.rb index ca0620dc3b..c33dcdee61 100644 --- a/activerecord/test/cases/associations/inner_join_association_test.rb +++ b/activerecord/test/cases/associations/inner_join_association_test.rb @@ -79,19 +79,19 @@ class InnerJoinAssociationTest < ActiveRecord::TestCase def test_find_with_implicit_inner_joins_honors_readonly_with_select authors = Author.joins(:posts).select("authors.*").to_a - assert !authors.empty?, "expected authors to be non-empty" + assert_not authors.empty?, "expected authors to be non-empty" assert authors.all? { |a| !a.readonly? }, "expected no authors to be readonly" end def test_find_with_implicit_inner_joins_honors_readonly_false authors = Author.joins(:posts).readonly(false).to_a - assert !authors.empty?, "expected authors to be non-empty" + assert_not authors.empty?, "expected authors to be non-empty" assert authors.all? { |a| !a.readonly? }, "expected no authors to be readonly" end def test_find_with_implicit_inner_joins_does_not_set_associations authors = Author.joins(:posts).select("authors.*").to_a - assert !authors.empty?, "expected authors to be non-empty" + assert_not authors.empty?, "expected authors to be non-empty" assert authors.all? { |a| !a.instance_variable_defined?(:@posts) }, "expected no authors to have the @posts association loaded" end diff --git a/activerecord/test/cases/associations/inverse_associations_test.rb b/activerecord/test/cases/associations/inverse_associations_test.rb index 896bf574f4..da3a42e2b5 100644 --- a/activerecord/test/cases/associations/inverse_associations_test.rb +++ b/activerecord/test/cases/associations/inverse_associations_test.rb @@ -119,11 +119,11 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase def test_polymorphic_and_has_many_through_relationships_should_not_have_inverses sponsor_reflection = Sponsor.reflect_on_association(:sponsorable) - assert !sponsor_reflection.has_inverse?, "A polymorphic association should not find an inverse automatically" + assert_not sponsor_reflection.has_inverse?, "A polymorphic association should not find an inverse automatically" club_reflection = Club.reflect_on_association(:members) - assert !club_reflection.has_inverse?, "A has_many_through association should not find an inverse automatically" + assert_not club_reflection.has_inverse?, "A has_many_through association should not find an inverse automatically" end def test_polymorphic_has_one_should_find_inverse_automatically diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index f19a9f5f7a..9d1c73c33b 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -369,7 +369,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase Tag.has_many :null_taggings, -> { none }, class_name: :Tagging Tag.has_many :null_tagged_posts, through: :null_taggings, source: "taggable", source_type: "Post" assert_equal [], tags(:general).null_tagged_posts - refute_equal [], tags(:general).tagged_posts + assert_not_equal [], tags(:general).tagged_posts end def test_eager_has_many_polymorphic_with_source_type @@ -732,7 +732,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase category = Category.create!(name: "Not Associated") assert_not_predicate david.categories, :loaded? - assert ! david.categories.include?(category) + assert_not david.categories.include?(category) end def test_has_many_through_goes_through_all_sti_classes diff --git a/activerecord/test/cases/associations_test.rb b/activerecord/test/cases/associations_test.rb index fce2a7eed1..739eb02e0c 100644 --- a/activerecord/test/cases/associations_test.rb +++ b/activerecord/test/cases/associations_test.rb @@ -92,7 +92,7 @@ class AssociationsTest < ActiveRecord::TestCase firm.clients.reload - assert !firm.clients.empty?, "New firm should have reloaded client objects" + assert_not firm.clients.empty?, "New firm should have reloaded client objects" assert_equal 1, firm.clients.size, "New firm should have reloaded clients count" end @@ -102,8 +102,8 @@ class AssociationsTest < ActiveRecord::TestCase has_many_reflections = [Tag.reflect_on_association(:taggings), Developer.reflect_on_association(:projects)] mixed_reflections = (belongs_to_reflections + has_many_reflections).uniq assert using_limitable_reflections.call(belongs_to_reflections), "Belong to associations are limitable" - assert !using_limitable_reflections.call(has_many_reflections), "All has many style associations are not limitable" - assert !using_limitable_reflections.call(mixed_reflections), "No collection associations (has many style) should pass" + assert_not using_limitable_reflections.call(has_many_reflections), "All has many style associations are not limitable" + assert_not using_limitable_reflections.call(mixed_reflections), "No collection associations (has many style) should pass" end def test_association_with_references diff --git a/activerecord/test/cases/attribute_methods/read_test.rb b/activerecord/test/cases/attribute_methods/read_test.rb index 0170a6e98d..54512068ee 100644 --- a/activerecord/test/cases/attribute_methods/read_test.rb +++ b/activerecord/test/cases/attribute_methods/read_test.rb @@ -12,7 +12,7 @@ module ActiveRecord def setup @klass = Class.new(Class.new { def self.initialize_generated_modules; end }) do def self.superclass; Base; end - def self.base_class; self; end + def self.base_class?; true; end def self.decorate_matching_attribute_types(*); end include ActiveRecord::DefineCallbacks diff --git a/activerecord/test/cases/attribute_methods_test.rb b/activerecord/test/cases/attribute_methods_test.rb index dc6638d45d..434d32846c 100644 --- a/activerecord/test/cases/attribute_methods_test.rb +++ b/activerecord/test/cases/attribute_methods_test.rb @@ -63,8 +63,8 @@ class AttributeMethodsTest < ActiveRecord::TestCase t.author_name = "" assert t.attribute_present?("title") assert t.attribute_present?("written_on") - assert !t.attribute_present?("content") - assert !t.attribute_present?("author_name") + assert_not t.attribute_present?("content") + assert_not t.attribute_present?("author_name") end test "attribute_present with booleans" do @@ -77,7 +77,7 @@ class AttributeMethodsTest < ActiveRecord::TestCase assert b2.attribute_present?(:value) b3 = Boolean.new - assert !b3.attribute_present?(:value) + assert_not b3.attribute_present?(:value) b4 = Boolean.new b4.value = false @@ -354,9 +354,9 @@ class AttributeMethodsTest < ActiveRecord::TestCase test "read_attribute when false" do topic = topics(:first) topic.approved = false - assert !topic.approved?, "approved should be false" + assert_not topic.approved?, "approved should be false" topic.approved = "false" - assert !topic.approved?, "approved should be false" + assert_not topic.approved?, "approved should be false" end test "read_attribute when true" do @@ -370,10 +370,10 @@ class AttributeMethodsTest < ActiveRecord::TestCase test "boolean attributes writing and reading" do topic = Topic.new topic.approved = "false" - assert !topic.approved?, "approved should be false" + assert_not topic.approved?, "approved should be false" topic.approved = "false" - assert !topic.approved?, "approved should be false" + assert_not topic.approved?, "approved should be false" topic.approved = "true" assert topic.approved?, "approved should be true" @@ -736,6 +736,16 @@ class AttributeMethodsTest < ActiveRecord::TestCase end end + test "setting invalid string to a zone-aware time attribute" do + in_time_zone "Pacific Time (US & Canada)" do + record = @target.new + time_string = "ABC" + + record.bonus_time = time_string + assert_nil record.bonus_time + end + end + test "removing time zone-aware types" do with_time_zone_aware_types(:datetime) do in_time_zone "Pacific Time (US & Canada)" do @@ -827,7 +837,7 @@ class AttributeMethodsTest < ActiveRecord::TestCase self.table_name = "computers" end - assert !klass.instance_method_already_implemented?(:system) + assert_not klass.instance_method_already_implemented?(:system) computer = klass.new assert_nil computer.system end @@ -841,8 +851,8 @@ class AttributeMethodsTest < ActiveRecord::TestCase self.table_name = "computers" end - assert !klass.instance_method_already_implemented?(:system) - assert !subklass.instance_method_already_implemented?(:system) + assert_not klass.instance_method_already_implemented?(:system) + assert_not subklass.instance_method_already_implemented?(:system) computer = subklass.new assert_nil computer.system end diff --git a/activerecord/test/cases/autosave_association_test.rb b/activerecord/test/cases/autosave_association_test.rb index b8243d148a..7355f4cd62 100644 --- a/activerecord/test/cases/autosave_association_test.rb +++ b/activerecord/test/cases/autosave_association_test.rb @@ -116,7 +116,7 @@ class TestDefaultAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCas assert_not_predicate firm.account, :valid? assert_not_predicate firm, :valid? - assert !firm.save + assert_not firm.save assert_equal ["is invalid"], firm.errors["account"] end @@ -237,7 +237,7 @@ class TestDefaultAutosaveAssociationOnABelongsToAssociation < ActiveRecord::Test log.developer = Developer.new assert_not_predicate log.developer, :valid? assert_not_predicate log, :valid? - assert !log.save + assert_not log.save assert_equal ["is invalid"], log.errors["developer"] end @@ -499,10 +499,10 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa def test_invalid_adding firm = Firm.find(1) - assert !(firm.clients_of_firm << c = Client.new) + assert_not (firm.clients_of_firm << c = Client.new) assert_not_predicate c, :persisted? assert_not_predicate firm, :valid? - assert !firm.save + assert_not firm.save assert_not_predicate c, :persisted? end @@ -512,11 +512,23 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa assert_not_predicate c, :persisted? assert_not_predicate c, :valid? assert_not_predicate new_firm, :valid? - assert !new_firm.save + assert_not new_firm.save assert_not_predicate c, :persisted? assert_not_predicate new_firm, :persisted? end + def test_adding_unsavable_association + new_firm = Firm.new("name" => "A New Firm, Inc") + client = new_firm.clients.new("name" => "Apple") + client.throw_on_save = true + + assert_predicate client, :valid? + assert_predicate new_firm, :valid? + assert_not new_firm.save + assert_not_predicate new_firm, :persisted? + assert_not_predicate client, :persisted? + end + def test_invalid_adding_with_validate_false firm = Firm.first client = Client.new @@ -550,7 +562,7 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa assert_not_predicate new_client, :persisted? assert_not_predicate new_client, :valid? assert_equal new_client, companies(:first_firm).clients_of_firm.last - assert !companies(:first_firm).save + assert_not companies(:first_firm).save assert_not_predicate new_client, :persisted? assert_equal 2, companies(:first_firm).clients_of_firm.reload.size end @@ -769,8 +781,9 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase assert_not_predicate @pirate, :valid? @pirate.ship.mark_for_destruction - @pirate.ship.expects(:valid?).never - assert_difference("Ship.count", -1) { @pirate.save! } + assert_not_called(@pirate.ship, :valid?) do + assert_difference("Ship.count", -1) { @pirate.save! } + end end def test_a_child_marked_for_destruction_should_not_be_destroyed_twice @@ -795,7 +808,7 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase @ship.pirate.catchphrase = "Changed Catchphrase" @ship.name_will_change! - assert_raise(RuntimeError) { assert !@pirate.save } + assert_raise(RuntimeError) { assert_not @pirate.save } assert_not_nil @pirate.reload.ship end @@ -806,8 +819,9 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase end def test_should_not_save_changed_has_one_unchanged_object_if_child_is_saved - @pirate.ship.expects(:save).never - assert @pirate.save + assert_not_called(@pirate.ship, :save) do + assert @pirate.save + end end # belongs_to @@ -830,8 +844,9 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase assert_not_predicate @ship, :valid? @ship.pirate.mark_for_destruction - @ship.pirate.expects(:valid?).never - assert_difference("Pirate.count", -1) { @ship.save! } + assert_not_called(@ship.pirate, :valid?) do + assert_difference("Pirate.count", -1) { @ship.save! } + end end def test_a_parent_marked_for_destruction_should_not_be_destroyed_twice @@ -855,7 +870,7 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase @ship.pirate.catchphrase = "Changed Catchphrase" - assert_raise(RuntimeError) { assert !@ship.save } + assert_raise(RuntimeError) { assert_not @ship.save } assert_not_nil @ship.reload.pirate end @@ -871,7 +886,7 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase def test_should_destroy_has_many_as_part_of_the_save_transaction_if_they_were_marked_for_destruction 2.times { |i| @pirate.birds.create!(name: "birds_#{i}") } - assert !@pirate.birds.any?(&:marked_for_destruction?) + assert_not @pirate.birds.any?(&:marked_for_destruction?) @pirate.birds.each(&:mark_for_destruction) klass = @pirate.birds.first.class @@ -898,11 +913,13 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase @pirate.birds.each { |bird| bird.name = "" } assert_not_predicate @pirate, :valid? - @pirate.birds.each do |bird| - bird.mark_for_destruction - bird.expects(:valid?).never + @pirate.birds.each(&:mark_for_destruction) + + assert_not_called(@pirate.birds.first, :valid?) do + assert_not_called(@pirate.birds.last, :valid?) do + assert_difference("Bird.count", -2) { @pirate.save! } + end end - assert_difference("Bird.count", -2) { @pirate.save! } end def test_should_skip_validation_on_has_many_if_destroyed @@ -921,8 +938,11 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase @pirate.birds.each(&:mark_for_destruction) assert @pirate.save - @pirate.birds.each { |bird| bird.expects(:destroy).never } - assert @pirate.save + @pirate.birds.each do |bird| + assert_not_called(bird, :destroy) do + assert @pirate.save + end + end end def test_should_rollback_destructions_if_an_exception_occurred_while_saving_has_many @@ -937,7 +957,7 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase end end - assert_raise(RuntimeError) { assert !@pirate.save } + assert_raise(RuntimeError) { assert_not @pirate.save } assert_equal before, @pirate.reload.birds end @@ -1003,7 +1023,7 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase def test_should_destroy_habtm_as_part_of_the_save_transaction_if_they_were_marked_for_destruction 2.times { |i| @pirate.parrots.create!(name: "parrots_#{i}") } - assert !@pirate.parrots.any?(&:marked_for_destruction?) + assert_not @pirate.parrots.any?(&:marked_for_destruction?) @pirate.parrots.each(&:mark_for_destruction) assert_no_difference "Parrot.count" do @@ -1022,12 +1042,14 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase @pirate.parrots.each { |parrot| parrot.name = "" } assert_not_predicate @pirate, :valid? - @pirate.parrots.each do |parrot| - parrot.mark_for_destruction - parrot.expects(:valid?).never + @pirate.parrots.each { |parrot| parrot.mark_for_destruction } + + assert_not_called(@pirate.parrots.first, :valid?) do + assert_not_called(@pirate.parrots.last, :valid?) do + @pirate.save! + end end - @pirate.save! assert_empty @pirate.reload.parrots end @@ -1065,7 +1087,7 @@ class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase end end - assert_raise(RuntimeError) { assert !@pirate.save } + assert_raise(RuntimeError) { assert_not @pirate.save } assert_equal before, @pirate.reload.parrots end @@ -1213,7 +1235,7 @@ class TestAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCase assert_no_difference "Pirate.count" do assert_no_difference "Ship.count" do - assert !pirate.save + assert_not pirate.save end end end @@ -1232,7 +1254,7 @@ class TestAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCase end end - assert_raise(RuntimeError) { assert !@pirate.save } + assert_raise(RuntimeError) { assert_not @pirate.save } assert_equal before, [@pirate.reload.catchphrase, @pirate.ship.name] end @@ -1337,7 +1359,7 @@ class TestAutosaveAssociationOnABelongsToAssociation < ActiveRecord::TestCase assert_no_difference "Ship.count" do assert_no_difference "Pirate.count" do - assert !ship.save + assert_not ship.save end end end @@ -1356,7 +1378,7 @@ class TestAutosaveAssociationOnABelongsToAssociation < ActiveRecord::TestCase end end - assert_raise(RuntimeError) { assert !@ship.save } + assert_raise(RuntimeError) { assert_not @ship.save } assert_equal before, [@ship.pirate.reload.catchphrase, @ship.reload.name] end @@ -1480,7 +1502,7 @@ module AutosaveAssociationOnACollectionAssociationTests @child_1.name = "Changed" @child_1.cancel_save_from_callback = true - assert !@pirate.save + assert_not @pirate.save assert_equal "Don' botharrr talkin' like one, savvy?", @pirate.reload.catchphrase assert_equal "Posideons Killer", @child_1.reload.name @@ -1490,7 +1512,7 @@ module AutosaveAssociationOnACollectionAssociationTests assert_no_difference "Pirate.count" do assert_no_difference "#{new_child.class.name}.count" do - assert !new_pirate.save + assert_not new_pirate.save end end end @@ -1510,7 +1532,7 @@ module AutosaveAssociationOnACollectionAssociationTests end end - assert_raise(RuntimeError) { assert !@pirate.save } + assert_raise(RuntimeError) { assert_not @pirate.save } assert_equal before, [@pirate.reload.catchphrase, *@pirate.send(@association_name).map(&:name)] end diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb index 7dfb05a6a5..fcfab074a2 100644 --- a/activerecord/test/cases/base_test.rb +++ b/activerecord/test/cases/base_test.rb @@ -307,7 +307,7 @@ class BasicsTest < ActiveRecord::TestCase assert_equal "Dude", cbs[0].name assert_equal "Bob", cbs[1].name assert cbs[0].frickinawesome - assert !cbs[1].frickinawesome + assert_not cbs[1].frickinawesome end def test_load @@ -856,11 +856,11 @@ class BasicsTest < ActiveRecord::TestCase def test_clone_of_new_object_marks_as_dirty_only_changed_attributes developer = Developer.new name: "Bjorn" assert developer.name_changed? # obviously - assert !developer.salary_changed? # attribute has non-nil default value, so treated as not changed + assert_not developer.salary_changed? # attribute has non-nil default value, so treated as not changed cloned_developer = developer.clone assert_predicate cloned_developer, :name_changed? - assert !cloned_developer.salary_changed? # ... and cloned instance should behave same + assert_not cloned_developer.salary_changed? # ... and cloned instance should behave same end def test_dup_of_saved_object_marks_attributes_as_dirty @@ -875,12 +875,12 @@ class BasicsTest < ActiveRecord::TestCase def test_dup_of_saved_object_marks_as_dirty_only_changed_attributes developer = Developer.create! name: "Bjorn" - assert !developer.name_changed? # both attributes of saved object should be treated as not changed + assert_not developer.name_changed? # both attributes of saved object should be treated as not changed assert_not_predicate developer, :salary_changed? cloned_developer = developer.dup assert cloned_developer.name_changed? # ... but on cloned object should be - assert !cloned_developer.salary_changed? # ... BUT salary has non-nil default which should be treated as not changed on cloned instance + assert_not cloned_developer.salary_changed? # ... BUT salary has non-nil default which should be treated as not changed on cloned instance end def test_bignum @@ -982,7 +982,7 @@ class BasicsTest < ActiveRecord::TestCase end end - def test_clear_cash_when_setting_table_name + def test_clear_cache_when_setting_table_name original_table_name = Joke.table_name Joke.table_name = "funny_jokes" @@ -1497,7 +1497,7 @@ class BasicsTest < ActiveRecord::TestCase end test "column names are quoted when using #from clause and model has ignored columns" do - refute_empty Developer.ignored_columns + assert_not_empty Developer.ignored_columns query = Developer.from("developers").to_sql quoted_id = "#{Developer.quoted_table_name}.#{Developer.quoted_primary_key}" diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb index 74228b2796..080d2a54bc 100644 --- a/activerecord/test/cases/calculations_test.rb +++ b/activerecord/test/cases/calculations_test.rb @@ -811,6 +811,11 @@ class CalculationsTest < ActiveRecord::TestCase assert_nil Topic.where("1=0").pick(:author_name, :author_email_address) end + def test_pick_delegate_to_all + cool_first = minivans(:cool_first) + assert_equal cool_first.color, Minivan.pick(:color) + end + def test_grouped_calculation_with_polymorphic_relation part = ShipPart.create!(name: "has trinket") part.trinkets.create! diff --git a/activerecord/test/cases/callbacks_test.rb b/activerecord/test/cases/callbacks_test.rb index 3b283a3aa6..b9ba51c730 100644 --- a/activerecord/test/cases/callbacks_test.rb +++ b/activerecord/test/cases/callbacks_test.rb @@ -385,9 +385,9 @@ class CallbacksTest < ActiveRecord::TestCase end def assert_save_callbacks_not_called(someone) - assert !someone.after_save_called - assert !someone.after_create_called - assert !someone.after_update_called + assert_not someone.after_save_called + assert_not someone.after_create_called + assert_not someone.after_update_called end private :assert_save_callbacks_not_called @@ -395,27 +395,27 @@ class CallbacksTest < ActiveRecord::TestCase someone = CallbackHaltedDeveloper.new someone.cancel_before_create = true assert_predicate someone, :valid? - assert !someone.save + assert_not someone.save assert_save_callbacks_not_called(someone) end def test_before_save_throwing_abort david = DeveloperWithCanceledCallbacks.find(1) assert_predicate david, :valid? - assert !david.save + assert_not david.save exc = assert_raise(ActiveRecord::RecordNotSaved) { david.save! } assert_equal david, exc.record david = DeveloperWithCanceledCallbacks.find(1) david.salary = 10_000_000 assert_not_predicate david, :valid? - assert !david.save + assert_not david.save assert_raise(ActiveRecord::RecordInvalid) { david.save! } someone = CallbackHaltedDeveloper.find(1) someone.cancel_before_save = true assert_predicate someone, :valid? - assert !someone.save + assert_not someone.save assert_save_callbacks_not_called(someone) end @@ -423,22 +423,22 @@ class CallbacksTest < ActiveRecord::TestCase someone = CallbackHaltedDeveloper.find(1) someone.cancel_before_update = true assert_predicate someone, :valid? - assert !someone.save + assert_not someone.save assert_save_callbacks_not_called(someone) end def test_before_destroy_throwing_abort david = DeveloperWithCanceledCallbacks.find(1) - assert !david.destroy + assert_not david.destroy exc = assert_raise(ActiveRecord::RecordNotDestroyed) { david.destroy! } assert_equal david, exc.record assert_not_nil ImmutableDeveloper.find_by_id(1) someone = CallbackHaltedDeveloper.find(1) someone.cancel_before_destroy = true - assert !someone.destroy + assert_not someone.destroy assert_raise(ActiveRecord::RecordNotDestroyed) { someone.destroy! } - assert !someone.after_destroy_called + assert_not someone.after_destroy_called end def test_callback_throwing_abort @@ -467,12 +467,12 @@ class CallbacksTest < ActiveRecord::TestCase def test_inheritance_of_callbacks parent = ParentDeveloper.new - assert !parent.after_save_called + assert_not parent.after_save_called parent.save assert parent.after_save_called child = ChildDeveloper.new - assert !child.after_save_called + assert_not child.after_save_called child.save assert child.after_save_called end diff --git a/activerecord/test/cases/clone_test.rb b/activerecord/test/cases/clone_test.rb index 65e5016040..eea36ee736 100644 --- a/activerecord/test/cases/clone_test.rb +++ b/activerecord/test/cases/clone_test.rb @@ -12,7 +12,7 @@ module ActiveRecord cloned = topic.clone assert topic.persisted?, "topic persisted" assert cloned.persisted?, "topic persisted" - assert !cloned.new_record?, "topic is not new" + assert_not cloned.new_record?, "topic is not new" end def test_stays_frozen @@ -21,7 +21,7 @@ module ActiveRecord cloned = topic.clone assert cloned.persisted?, "topic persisted" - assert !cloned.new_record?, "topic is not new" + assert_not cloned.new_record?, "topic is not new" assert cloned.frozen?, "topic should be frozen" end diff --git a/activerecord/test/cases/connection_adapters/connection_handler_test.rb b/activerecord/test/cases/connection_adapters/connection_handler_test.rb index f4cc251fb9..b8e623f17b 100644 --- a/activerecord/test/cases/connection_adapters/connection_handler_test.rb +++ b/activerecord/test/cases/connection_adapters/connection_handler_test.rb @@ -71,6 +71,56 @@ module ActiveRecord ENV["RAILS_ENV"] = previous_env end + unless in_memory_db? + def test_establish_connection_using_3_level_config_defaults_to_default_env_primary_db + previous_env, ENV["RAILS_ENV"] = ENV["RAILS_ENV"], "default_env" + + config = { + "default_env" => { + "primary" => { "adapter" => "sqlite3", "database" => "db/primary.sqlite3" }, + "readonly" => { "adapter" => "sqlite3", "database" => "db/readonly.sqlite3" } + }, + "another_env" => { + "primary" => { "adapter" => "sqlite3", "database" => "db/another-primary.sqlite3" }, + "readonly" => { "adapter" => "sqlite3", "database" => "db/another-readonly.sqlite3" } + } + } + @prev_configs, ActiveRecord::Base.configurations = ActiveRecord::Base.configurations, config + + ActiveRecord::Base.establish_connection + + assert_match "db/primary.sqlite3", ActiveRecord::Base.connection.pool.spec.config[:database] + ensure + ActiveRecord::Base.configurations = @prev_configs + ENV["RAILS_ENV"] = previous_env + ActiveRecord::Base.establish_connection(:arunit) + FileUtils.rm_rf "db" + end + + def test_establish_connection_using_2_level_config_defaults_to_default_env_primary_db + previous_env, ENV["RAILS_ENV"] = ENV["RAILS_ENV"], "default_env" + + config = { + "default_env" => { + "adapter" => "sqlite3", "database" => "db/primary.sqlite3" + }, + "another_env" => { + "adapter" => "sqlite3", "database" => "db/bad-primary.sqlite3" + } + } + @prev_configs, ActiveRecord::Base.configurations = ActiveRecord::Base.configurations, config + + ActiveRecord::Base.establish_connection + + assert_match "db/primary.sqlite3", ActiveRecord::Base.connection.pool.spec.config[:database] + ensure + ActiveRecord::Base.configurations = @prev_configs + ENV["RAILS_ENV"] = previous_env + ActiveRecord::Base.establish_connection(:arunit) + FileUtils.rm_rf "db" + end + end + def test_establish_connection_using_two_level_configurations config = { "development" => { "adapter" => "sqlite3", "database" => "db/primary.sqlite3" } } @prev_configs, ActiveRecord::Base.configurations = ActiveRecord::Base.configurations, config @@ -278,7 +328,7 @@ module ActiveRecord pool = klass2.establish_connection(ActiveRecord::Base.connection_pool.spec.config) assert_same klass2.connection, pool.connection - refute_same klass2.connection, ActiveRecord::Base.connection + assert_not_same klass2.connection, ActiveRecord::Base.connection klass2.remove_connection @@ -297,7 +347,7 @@ module ActiveRecord def test_remove_connection_should_not_remove_parent klass2 = Class.new(Base) { def self.name; "klass2"; end } klass2.remove_connection - refute_nil ActiveRecord::Base.connection + assert_not_nil ActiveRecord::Base.connection assert_same klass2.connection, ActiveRecord::Base.connection end end diff --git a/activerecord/test/cases/connection_pool_test.rb b/activerecord/test/cases/connection_pool_test.rb index bfaaa3c54e..9ac03629c3 100644 --- a/activerecord/test/cases/connection_pool_test.rb +++ b/activerecord/test/cases/connection_pool_test.rb @@ -469,7 +469,7 @@ module ActiveRecord end def test_non_bang_disconnect_and_clear_reloadable_connections_throw_exception_if_threads_dont_return_their_conns - Thread.report_on_exception, original_report_on_exception = false, Thread.report_on_exception if Thread.respond_to?(:report_on_exception) + Thread.report_on_exception, original_report_on_exception = false, Thread.report_on_exception @pool.checkout_timeout = 0.001 # no need to delay test suite by waiting the whole full default timeout [:disconnect, :clear_reloadable_connections].each do |group_action_method| @pool.with_connection do |connection| @@ -479,7 +479,7 @@ module ActiveRecord end end ensure - Thread.report_on_exception = original_report_on_exception if Thread.respond_to?(:report_on_exception) + Thread.report_on_exception = original_report_on_exception end def test_disconnect_and_clear_reloadable_connections_attempt_to_wait_for_threads_to_return_their_conns diff --git a/activerecord/test/cases/date_time_precision_test.rb b/activerecord/test/cases/date_time_precision_test.rb index 51f6164138..e64a8372d0 100644 --- a/activerecord/test/cases/date_time_precision_test.rb +++ b/activerecord/test/cases/date_time_precision_test.rb @@ -27,6 +27,24 @@ if subsecond_precision_supported? assert_equal 5, Foo.columns_hash["updated_at"].precision end + def test_datetime_precision_is_truncated_on_assignment + @connection.create_table(:foos, force: true) + @connection.add_column :foos, :created_at, :datetime, precision: 0 + @connection.add_column :foos, :updated_at, :datetime, precision: 6 + + time = ::Time.now.change(nsec: 123456789) + foo = Foo.new(created_at: time, updated_at: time) + + assert_equal 0, foo.created_at.nsec + assert_equal 123456000, foo.updated_at.nsec + + foo.save! + foo.reload + + assert_equal 0, foo.created_at.nsec + assert_equal 123456000, foo.updated_at.nsec + end + def test_timestamps_helper_with_custom_precision @connection.create_table(:foos, force: true) do |t| t.timestamps precision: 4 diff --git a/activerecord/test/cases/defaults_test.rb b/activerecord/test/cases/defaults_test.rb index 3d11b573f1..1c96aaabe2 100644 --- a/activerecord/test/cases/defaults_test.rb +++ b/activerecord/test/cases/defaults_test.rb @@ -9,7 +9,7 @@ class DefaultTest < ActiveRecord::TestCase def test_nil_defaults_for_not_null_columns %w(id name course_id).each do |name| column = Entrant.columns_hash[name] - assert !column.null, "#{name} column should be NOT NULL" + assert_not column.null, "#{name} column should be NOT NULL" assert_not column.default, "#{name} column should be DEFAULT 'nil'" end end diff --git a/activerecord/test/cases/dirty_test.rb b/activerecord/test/cases/dirty_test.rb index 2f1434b2bc..83cc2aa319 100644 --- a/activerecord/test/cases/dirty_test.rb +++ b/activerecord/test/cases/dirty_test.rb @@ -366,7 +366,7 @@ class DirtyTest < ActiveRecord::TestCase def test_changed_attributes_should_be_preserved_if_save_failure pirate = Pirate.new pirate.parrot_id = 1 - assert !pirate.save + assert_not pirate.save check_pirate_after_save_failure(pirate) pirate = Pirate.new @@ -473,6 +473,14 @@ class DirtyTest < ActiveRecord::TestCase end end + def test_changes_to_save_should_not_mutate_array_of_hashes + topic = Topic.new(author_name: "Bill", content: [{ a: "a" }]) + + topic.changes_to_save + + assert_equal [{ a: "a" }], topic.content + end + def test_previous_changes # original values should be in previous_changes pirate = Pirate.new @@ -488,7 +496,7 @@ class DirtyTest < ActiveRecord::TestCase assert_not_nil pirate.previous_changes["updated_on"][1] assert_nil pirate.previous_changes["created_on"][0] assert_not_nil pirate.previous_changes["created_on"][1] - assert !pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("parrot_id") # original values should be in previous_changes pirate = Pirate.new @@ -502,7 +510,7 @@ class DirtyTest < ActiveRecord::TestCase assert_equal [nil, pirate.id], pirate.previous_changes["id"] assert_includes pirate.previous_changes, "updated_on" assert_includes pirate.previous_changes, "created_on" - assert !pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("parrot_id") pirate.catchphrase = "Yar!!" pirate.reload @@ -519,8 +527,8 @@ class DirtyTest < ActiveRecord::TestCase assert_equal ["arrr", "Me Maties!"], pirate.previous_changes["catchphrase"] assert_not_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] - assert !pirate.previous_changes.key?("parrot_id") - assert !pirate.previous_changes.key?("created_on") + assert_not pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("created_on") pirate = Pirate.find_by_catchphrase("Me Maties!") @@ -533,8 +541,8 @@ class DirtyTest < ActiveRecord::TestCase assert_equal ["Me Maties!", "Thar She Blows!"], pirate.previous_changes["catchphrase"] assert_not_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] - assert !pirate.previous_changes.key?("parrot_id") - assert !pirate.previous_changes.key?("created_on") + assert_not pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("created_on") travel(1.second) @@ -545,8 +553,8 @@ class DirtyTest < ActiveRecord::TestCase assert_equal ["Thar She Blows!", "Ahoy!"], pirate.previous_changes["catchphrase"] assert_not_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] - assert !pirate.previous_changes.key?("parrot_id") - assert !pirate.previous_changes.key?("created_on") + assert_not pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("created_on") travel(1.second) @@ -557,8 +565,8 @@ class DirtyTest < ActiveRecord::TestCase assert_equal ["Ahoy!", "Ninjas suck!"], pirate.previous_changes["catchphrase"] assert_not_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] - assert !pirate.previous_changes.key?("parrot_id") - assert !pirate.previous_changes.key?("created_on") + assert_not pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("created_on") ensure travel_back end diff --git a/activerecord/test/cases/dup_test.rb b/activerecord/test/cases/dup_test.rb index 9e33c3110c..a2efbf89f9 100644 --- a/activerecord/test/cases/dup_test.rb +++ b/activerecord/test/cases/dup_test.rb @@ -17,7 +17,7 @@ module ActiveRecord topic = Topic.first duped = topic.dup - assert !duped.readonly?, "should not be readonly" + assert_not duped.readonly?, "should not be readonly" end def test_is_readonly @@ -32,7 +32,7 @@ module ActiveRecord topic = Topic.first duped = topic.dup - assert !duped.persisted?, "topic not persisted" + assert_not duped.persisted?, "topic not persisted" assert duped.new_record?, "topic is new" end @@ -140,7 +140,7 @@ module ActiveRecord prev_default_scopes = Topic.default_scopes Topic.default_scopes = [proc { Topic.where(approved: true) }] topic = Topic.new(approved: false) - assert !topic.dup.approved?, "should not be overridden by default scopes" + assert_not topic.dup.approved?, "should not be overridden by default scopes" ensure Topic.default_scopes = prev_default_scopes end @@ -171,7 +171,7 @@ module ActiveRecord end end - assert !movie.persisted? + assert_not movie.persisted? end end end diff --git a/activerecord/test/cases/finder_test.rb b/activerecord/test/cases/finder_test.rb index d85910d9c6..8324b26ad3 100644 --- a/activerecord/test/cases/finder_test.rb +++ b/activerecord/test/cases/finder_test.rb @@ -414,7 +414,7 @@ class FinderTest < ActiveRecord::TestCase end def test_take - assert_equal topics(:first), Topic.take + assert_equal topics(:first), Topic.where("title = 'The First Topic'").take end def test_take_failing @@ -727,8 +727,8 @@ class FinderTest < ActiveRecord::TestCase assert_raise(ActiveModel::MissingAttributeError) { topic.title? } assert_nil topic.read_attribute("title") assert_equal "David", topic.author_name - assert !topic.attribute_present?("title") - assert !topic.attribute_present?(:title) + assert_not topic.attribute_present?("title") + assert_not topic.attribute_present?(:title) assert topic.attribute_present?("author_name") assert_respond_to topic, "author_name" end diff --git a/activerecord/test/cases/fixtures_test.rb b/activerecord/test/cases/fixtures_test.rb index 184b750161..ee88bd8144 100644 --- a/activerecord/test/cases/fixtures_test.rb +++ b/activerecord/test/cases/fixtures_test.rb @@ -592,14 +592,14 @@ class FixturesWithoutInstantiationTest < ActiveRecord::TestCase fixtures :topics, :developers, :accounts def test_without_complete_instantiation - assert !defined?(@first) - assert !defined?(@topics) - assert !defined?(@developers) - assert !defined?(@accounts) + assert_not defined?(@first) + assert_not defined?(@topics) + assert_not defined?(@developers) + assert_not defined?(@accounts) end def test_fixtures_from_root_yml_without_instantiation - assert !defined?(@unknown), "@unknown is not defined" + assert_not defined?(@unknown), "@unknown is not defined" end def test_visibility_of_accessor_method @@ -634,7 +634,7 @@ class FixturesWithoutInstanceInstantiationTest < ActiveRecord::TestCase fixtures :topics, :developers, :accounts def test_without_instance_instantiation - assert !defined?(@first), "@first is not defined" + assert_not defined?(@first), "@first is not defined" end end @@ -1082,13 +1082,13 @@ class FoxyFixturesTest < ActiveRecord::TestCase def test_supports_inline_habtm assert(parrots(:george).treasures.include?(treasures(:diamond))) assert(parrots(:george).treasures.include?(treasures(:sapphire))) - assert(!parrots(:george).treasures.include?(treasures(:ruby))) + assert_not(parrots(:george).treasures.include?(treasures(:ruby))) end def test_supports_inline_habtm_with_specified_id assert(parrots(:polly).treasures.include?(treasures(:ruby))) assert(parrots(:polly).treasures.include?(treasures(:sapphire))) - assert(!parrots(:polly).treasures.include?(treasures(:diamond))) + assert_not(parrots(:polly).treasures.include?(treasures(:diamond))) end def test_supports_yaml_arrays diff --git a/activerecord/test/cases/helper.rb b/activerecord/test/cases/helper.rb index 6ea02ac191..66f11fe5bd 100644 --- a/activerecord/test/cases/helper.rb +++ b/activerecord/test/cases/helper.rb @@ -184,4 +184,4 @@ module InTimeZone end end -require "mocha/setup" # FIXME: stop using mocha +require "mocha/minitest" # FIXME: stop using mocha diff --git a/activerecord/test/cases/inheritance_test.rb b/activerecord/test/cases/inheritance_test.rb index e3ca79af99..4a0ad0442a 100644 --- a/activerecord/test/cases/inheritance_test.rb +++ b/activerecord/test/cases/inheritance_test.rb @@ -163,7 +163,7 @@ class InheritanceTest < ActiveRecord::TestCase assert_not_predicate ActiveRecord::Base, :descends_from_active_record? assert AbstractCompany.descends_from_active_record?, "AbstractCompany should descend from ActiveRecord::Base" assert Company.descends_from_active_record?, "Company should descend from ActiveRecord::Base" - assert !Class.new(Company).descends_from_active_record?, "Company subclass should not descend from ActiveRecord::Base" + assert_not Class.new(Company).descends_from_active_record?, "Company subclass should not descend from ActiveRecord::Base" end def test_abstract_class @@ -174,17 +174,26 @@ class InheritanceTest < ActiveRecord::TestCase def test_inheritance_base_class assert_equal Post, Post.base_class + assert_predicate Post, :base_class? assert_equal Post, SpecialPost.base_class + assert_not_predicate SpecialPost, :base_class? assert_equal Post, StiPost.base_class + assert_not_predicate StiPost, :base_class? assert_equal Post, SubStiPost.base_class + assert_not_predicate SubStiPost, :base_class? assert_equal SubAbstractStiPost, SubAbstractStiPost.base_class + assert_predicate SubAbstractStiPost, :base_class? end def test_abstract_inheritance_base_class assert_equal LoosePerson, LoosePerson.base_class + assert_predicate LoosePerson, :base_class? assert_equal LooseDescendant, LooseDescendant.base_class + assert_predicate LooseDescendant, :base_class? assert_equal TightPerson, TightPerson.base_class + assert_predicate TightPerson, :base_class? assert_equal TightPerson, TightDescendant.base_class + assert_not_predicate TightDescendant, :base_class? end def test_base_class_activerecord_error diff --git a/activerecord/test/cases/invertible_migration_test.rb b/activerecord/test/cases/invertible_migration_test.rb index ebe0b0aa87..363beb4780 100644 --- a/activerecord/test/cases/invertible_migration_test.rb +++ b/activerecord/test/cases/invertible_migration_test.rb @@ -215,7 +215,7 @@ module ActiveRecord migration = InvertibleMigration.new migration.migrate :up migration.migrate :down - assert !migration.connection.table_exists?("horses") + assert_not migration.connection.table_exists?("horses") end def test_migrate_revert @@ -223,11 +223,11 @@ module ActiveRecord revert = InvertibleRevertMigration.new migration.migrate :up revert.migrate :up - assert !migration.connection.table_exists?("horses") + assert_not migration.connection.table_exists?("horses") revert.migrate :down assert migration.connection.table_exists?("horses") migration.migrate :down - assert !migration.connection.table_exists?("horses") + assert_not migration.connection.table_exists?("horses") end def test_migrate_revert_by_part @@ -241,12 +241,12 @@ module ActiveRecord } migration.migrate :up assert_equal [:both, :up], received - assert !migration.connection.table_exists?("horses") + assert_not migration.connection.table_exists?("horses") assert migration.connection.table_exists?("new_horses") migration.migrate :down assert_equal [:both, :up, :both, :down], received assert migration.connection.table_exists?("horses") - assert !migration.connection.table_exists?("new_horses") + assert_not migration.connection.table_exists?("new_horses") end def test_migrate_revert_whole_migration @@ -255,11 +255,11 @@ module ActiveRecord revert = RevertWholeMigration.new(klass) migration.migrate :up revert.migrate :up - assert !migration.connection.table_exists?("horses") + assert_not migration.connection.table_exists?("horses") revert.migrate :down assert migration.connection.table_exists?("horses") migration.migrate :down - assert !migration.connection.table_exists?("horses") + assert_not migration.connection.table_exists?("horses") end end @@ -268,7 +268,7 @@ module ActiveRecord revert.migrate :down assert revert.connection.table_exists?("horses") revert.migrate :up - assert !revert.connection.table_exists?("horses") + assert_not revert.connection.table_exists?("horses") end def test_migrate_revert_change_column_default @@ -341,7 +341,7 @@ module ActiveRecord def test_legacy_down LegacyMigration.migrate :up LegacyMigration.migrate :down - assert !ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" + assert_not ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" end def test_up @@ -352,7 +352,7 @@ module ActiveRecord def test_down LegacyMigration.up LegacyMigration.down - assert !ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" + assert_not ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" end def test_migrate_down_with_table_name_prefix @@ -361,7 +361,7 @@ module ActiveRecord migration = InvertibleMigration.new migration.migrate(:up) assert_nothing_raised { migration.migrate(:down) } - assert !ActiveRecord::Base.connection.table_exists?("p_horses_s"), "p_horses_s should not exist" + assert_not ActiveRecord::Base.connection.table_exists?("p_horses_s"), "p_horses_s should not exist" ensure ActiveRecord::Base.table_name_prefix = ActiveRecord::Base.table_name_suffix = "" end @@ -383,7 +383,7 @@ module ActiveRecord connection = ActiveRecord::Base.connection assert connection.index_exists?(:horses, :content), "index on content should exist" - assert !connection.index_exists?(:horses, :content, name: "horses_index_named"), + assert_not connection.index_exists?(:horses, :content, name: "horses_index_named"), "horses_index_named index should not exist" end end @@ -402,7 +402,7 @@ module ActiveRecord UpOnlyMigration.new.migrate(:down) # should be no error connection = ActiveRecord::Base.connection - assert !connection.column_exists?(:horses, :oldie) + assert_not connection.column_exists?(:horses, :oldie) Horse.reset_column_information end end diff --git a/activerecord/test/cases/locking_test.rb b/activerecord/test/cases/locking_test.rb index 02be0aa9e3..8513edb0ab 100644 --- a/activerecord/test/cases/locking_test.rb +++ b/activerecord/test/cases/locking_test.rb @@ -15,6 +15,7 @@ require "models/bulb" require "models/engine" require "models/wheel" require "models/treasure" +require "models/frog" class LockWithoutDefault < ActiveRecord::Base; end @@ -194,6 +195,45 @@ class OptimisticLockingTest < ActiveRecord::TestCase end end + def test_update_with_dirty_primary_key + assert_raises(ActiveRecord::RecordNotUnique) do + person = Person.find(1) + person.id = 2 + person.save! + end + + person = Person.find(1) + person.id = 42 + person.save! + + assert Person.find(42) + assert_raises(ActiveRecord::RecordNotFound) do + Person.find(1) + end + end + + def test_delete_with_dirty_primary_key + person = Person.find(1) + person.id = 2 + person.delete + + assert Person.find(2) + assert_raises(ActiveRecord::RecordNotFound) do + Person.find(1) + end + end + + def test_destroy_with_dirty_primary_key + person = Person.find(1) + person.id = 2 + person.destroy + + assert Person.find(2) + assert_raises(ActiveRecord::RecordNotFound) do + Person.find(1) + end + end + def test_explicit_update_lock_column_raise_error person = Person.find(1) @@ -614,6 +654,16 @@ unless in_memory_db? end end + def test_locking_in_after_save_callback + assert_nothing_raised do + frog = ::Frog.create(name: "Old Frog") + frog.name = "New Frog" + assert_not_deprecated do + frog.save! + end + end + end + def test_with_lock_commits_transaction person = Person.find 1 person.with_lock do diff --git a/activerecord/test/cases/migration/change_schema_test.rb b/activerecord/test/cases/migration/change_schema_test.rb index 1494027182..f4d16cb093 100644 --- a/activerecord/test/cases/migration/change_schema_test.rb +++ b/activerecord/test/cases/migration/change_schema_test.rb @@ -205,8 +205,8 @@ module ActiveRecord created_at_column = created_columns.detect { |c| c.name == "created_at" } updated_at_column = created_columns.detect { |c| c.name == "updated_at" } - assert !created_at_column.null - assert !updated_at_column.null + assert_not created_at_column.null + assert_not updated_at_column.null end def test_create_table_with_timestamps_should_create_datetime_columns_with_options @@ -408,7 +408,7 @@ module ActiveRecord end connection.change_table :testings do |t| assert t.column_exists?(:foo) - assert !(t.column_exists?(:bar)) + assert_not (t.column_exists?(:bar)) end end diff --git a/activerecord/test/cases/migration/create_join_table_test.rb b/activerecord/test/cases/migration/create_join_table_test.rb index 83fb4f9385..e0cbb29dcf 100644 --- a/activerecord/test/cases/migration/create_join_table_test.rb +++ b/activerecord/test/cases/migration/create_join_table_test.rb @@ -95,42 +95,42 @@ module ActiveRecord connection.create_join_table :artists, :musics connection.drop_join_table :artists, :musics - assert !connection.table_exists?("artists_musics") + assert_not connection.table_exists?("artists_musics") end def test_drop_join_table_with_strings connection.create_join_table :artists, :musics connection.drop_join_table "artists", "musics" - assert !connection.table_exists?("artists_musics") + assert_not connection.table_exists?("artists_musics") end def test_drop_join_table_with_the_proper_order connection.create_join_table :videos, :musics connection.drop_join_table :videos, :musics - assert !connection.table_exists?("musics_videos") + assert_not connection.table_exists?("musics_videos") end def test_drop_join_table_with_the_table_name connection.create_join_table :artists, :musics, table_name: :catalog connection.drop_join_table :artists, :musics, table_name: :catalog - assert !connection.table_exists?("catalog") + assert_not connection.table_exists?("catalog") end def test_drop_join_table_with_the_table_name_as_string connection.create_join_table :artists, :musics, table_name: "catalog" connection.drop_join_table :artists, :musics, table_name: "catalog" - assert !connection.table_exists?("catalog") + assert_not connection.table_exists?("catalog") end def test_drop_join_table_with_column_options connection.create_join_table :artists, :musics, column_options: { null: true } connection.drop_join_table :artists, :musics, column_options: { null: true } - assert !connection.table_exists?("artists_musics") + assert_not connection.table_exists?("artists_musics") end def test_create_and_drop_join_table_with_common_prefix @@ -139,7 +139,7 @@ module ActiveRecord assert connection.table_exists?("audio_artists_musics") connection.drop_join_table "audio_artists", "audio_musics" - assert !connection.table_exists?("audio_artists_musics"), "Should have dropped join table, but didn't" + assert_not connection.table_exists?("audio_artists_musics"), "Should have dropped join table, but didn't" end end diff --git a/activerecord/test/cases/migration/foreign_key_test.rb b/activerecord/test/cases/migration/foreign_key_test.rb index de37215e80..c471dd1106 100644 --- a/activerecord/test/cases/migration/foreign_key_test.rb +++ b/activerecord/test/cases/migration/foreign_key_test.rb @@ -19,6 +19,52 @@ if ActiveRecord::Base.connection.supports_foreign_keys_in_create? assert_equal "fk_name", fk.name unless current_adapter?(:SQLite3Adapter) end end + + class ForeignKeyChangeColumnTest < ActiveRecord::TestCase + self.use_transactional_tests = false + + class Rocket < ActiveRecord::Base + has_many :astronauts + end + + class Astronaut < ActiveRecord::Base + belongs_to :rocket + end + + setup do + @connection = ActiveRecord::Base.connection + @connection.create_table "rockets", force: true do |t| + t.string :name + end + + @connection.create_table "astronauts", force: true do |t| + t.string :name + t.references :rocket, foreign_key: true + end + Rocket.reset_column_information + Astronaut.reset_column_information + end + + teardown do + @connection.drop_table "astronauts", if_exists: true + @connection.drop_table "rockets", if_exists: true + Rocket.reset_column_information + Astronaut.reset_column_information + end + + def test_change_column_of_parent_table + foreign_keys = ActiveRecord::Base.connection.foreign_keys("astronauts") + rocket = Rocket.create!(name: "myrocket") + rocket.astronauts << Astronaut.create! + + @connection.change_column_null :rockets, :name, false + + fk = foreign_keys.first + assert_equal "myrocket", Rocket.first.name + assert_equal "astronauts", fk.from_table + assert_equal "rockets", fk.to_table + end + end end end end @@ -306,6 +352,17 @@ if ActiveRecord::Base.connection.supports_foreign_keys? assert_match %r{\s+add_foreign_key "fk_test_has_fk", "fk_test_has_pk", column: "fk_id", primary_key: "pk_id", name: "fk_name"$}, output end + def test_schema_dumping_with_custom_fk_ignore_pattern + original_pattern = ActiveRecord::SchemaDumper.fk_ignore_pattern + ActiveRecord::SchemaDumper.fk_ignore_pattern = /^ignored_/ + @connection.add_foreign_key :astronauts, :rockets, name: :ignored_fk_astronauts_rockets + + output = dump_table_schema "astronauts" + assert_match %r{\s+add_foreign_key "astronauts", "rockets"$}, output + + ActiveRecord::SchemaDumper.fk_ignore_pattern = original_pattern + end + def test_schema_dumping_on_delete_and_on_update_options @connection.add_foreign_key :astronauts, :rockets, column: "rocket_id", on_delete: :nullify, on_update: :cascade diff --git a/activerecord/test/cases/migration/index_test.rb b/activerecord/test/cases/migration/index_test.rb index b25c6d84bc..f8fecc83cd 100644 --- a/activerecord/test/cases/migration/index_test.rb +++ b/activerecord/test/cases/migration/index_test.rb @@ -99,7 +99,7 @@ module ActiveRecord connection.add_index :testings, :foo assert connection.index_exists?(:testings, :foo) - assert !connection.index_exists?(:testings, :bar) + assert_not connection.index_exists?(:testings, :bar) end def test_index_exists_on_multiple_columns @@ -131,15 +131,18 @@ module ActiveRecord assert connection.index_exists?(:testings, :foo) assert connection.index_exists?(:testings, :foo, name: "custom_index_name") - assert !connection.index_exists?(:testings, :foo, name: "other_index_name") + assert_not connection.index_exists?(:testings, :foo, name: "other_index_name") end def test_remove_named_index - connection.add_index :testings, :foo, name: "custom_index_name" + connection.add_index :testings, :foo, name: "index_testings_on_custom_index_name" assert connection.index_exists?(:testings, :foo) + + assert_raise(ArgumentError) { connection.remove_index(:testings, "custom_index_name") } + connection.remove_index :testings, :foo - assert !connection.index_exists?(:testings, :foo) + assert_not connection.index_exists?(:testings, :foo) end def test_add_index_attribute_length_limit @@ -203,7 +206,7 @@ module ActiveRecord assert connection.index_exists?("testings", "last_name") connection.remove_index("testings", "last_name") - assert !connection.index_exists?("testings", "last_name") + assert_not connection.index_exists?("testings", "last_name") end end diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb index c241ddc807..d1292dc53d 100644 --- a/activerecord/test/cases/migration_test.rb +++ b/activerecord/test/cases/migration_test.rb @@ -177,7 +177,7 @@ class MigrationTest < ActiveRecord::TestCase assert BigNumber.create( bank_balance: 1586.43, big_bank_balance: BigDecimal("1000234000567.95"), - world_population: 6000000000, + world_population: 2**62, my_house_population: 3, value_of_e: BigDecimal("2.7182818284590452353602875") ) @@ -191,10 +191,8 @@ class MigrationTest < ActiveRecord::TestCase assert_not_nil b.my_house_population assert_not_nil b.value_of_e - # TODO: set world_population >= 2**62 to cover 64-bit platforms and test - # is_a?(Bignum) assert_kind_of Integer, b.world_population - assert_equal 6000000000, b.world_population + assert_equal 2**62, b.world_population assert_kind_of Integer, b.my_house_population assert_equal 3, b.my_house_population assert_kind_of BigDecimal, b.bank_balance @@ -264,21 +262,21 @@ class MigrationTest < ActiveRecord::TestCase def test_instance_based_migration_up migration = MockMigration.new - assert !migration.went_up, "have not gone up" - assert !migration.went_down, "have not gone down" + assert_not migration.went_up, "have not gone up" + assert_not migration.went_down, "have not gone down" migration.migrate :up assert migration.went_up, "have gone up" - assert !migration.went_down, "have not gone down" + assert_not migration.went_down, "have not gone down" end def test_instance_based_migration_down migration = MockMigration.new - assert !migration.went_up, "have not gone up" - assert !migration.went_down, "have not gone down" + assert_not migration.went_up, "have not gone up" + assert_not migration.went_down, "have not gone down" migration.migrate :down - assert !migration.went_up, "have gone up" + assert_not migration.went_up, "have gone up" assert migration.went_down, "have not gone down" end @@ -406,7 +404,7 @@ class MigrationTest < ActiveRecord::TestCase ENV["RAILS_ENV"] = ENV["RACK_ENV"] = "foofoo" new_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call - refute_equal current_env, new_env + assert_not_equal current_env, new_env sleep 1 # mysql by default does not store fractional seconds in the database migrator.up @@ -550,7 +548,7 @@ class MigrationTest < ActiveRecord::TestCase end assert Person.connection.column_exists?(:something, :foo) assert_nothing_raised { Person.connection.remove_column :something, :foo, :bar } - assert !Person.connection.column_exists?(:something, :foo) + assert_not Person.connection.column_exists?(:something, :foo) assert Person.connection.column_exists?(:something, :name) assert Person.connection.column_exists?(:something, :number) ensure @@ -824,7 +822,7 @@ if ActiveRecord::Base.connection.supports_bulk_alter? end end - [:qualification, :experience].each { |c| assert ! column(c) } + [:qualification, :experience].each { |c| assert_not column(c) } assert column(:qualification_experience) end @@ -854,7 +852,7 @@ if ActiveRecord::Base.connection.supports_bulk_alter? name_age_index = index(:index_delete_me_on_name_and_age) assert_equal ["name", "age"].sort, name_age_index.columns.sort - assert ! name_age_index.unique + assert_not name_age_index.unique assert index(:awesome_username_index).unique end @@ -882,7 +880,7 @@ if ActiveRecord::Base.connection.supports_bulk_alter? end end - assert ! index(:index_delete_me_on_name) + assert_not index(:index_delete_me_on_name) new_name_index = index(:new_name_index) assert new_name_index.unique @@ -894,7 +892,7 @@ if ActiveRecord::Base.connection.supports_bulk_alter? t.date :birthdate end - assert ! column(:name).default + assert_not column(:name).default assert_equal :date, column(:birthdate).type classname = ActiveRecord::Base.connection.class.name[/[^:]*$/] diff --git a/activerecord/test/cases/modules_test.rb b/activerecord/test/cases/modules_test.rb index 060d555607..87455e4fcb 100644 --- a/activerecord/test/cases/modules_test.rb +++ b/activerecord/test/cases/modules_test.rb @@ -32,7 +32,7 @@ class ModulesTest < ActiveRecord::TestCase def test_module_spanning_associations firm = MyApplication::Business::Firm.first - assert !firm.clients.empty?, "Firm should have clients" + assert_not firm.clients.empty?, "Firm should have clients" assert_nil firm.class.table_name.match("::"), "Firm shouldn't have the module appear in its table name" end @@ -155,7 +155,7 @@ class ModulesTest < ActiveRecord::TestCase ActiveRecord::Base.store_full_sti_class = true collection = Shop::Collection.first - assert !collection.products.empty?, "Collection should have products" + assert_not collection.products.empty?, "Collection should have products" assert_nothing_raised { collection.destroy } ensure ActiveRecord::Base.store_full_sti_class = old @@ -166,7 +166,7 @@ class ModulesTest < ActiveRecord::TestCase ActiveRecord::Base.store_full_sti_class = true product = Shop::Product.first - assert !product.variants.empty?, "Product should have variants" + assert_not product.variants.empty?, "Product should have variants" assert_nothing_raised { product.destroy } ensure ActiveRecord::Base.store_full_sti_class = old diff --git a/activerecord/test/cases/multiparameter_attributes_test.rb b/activerecord/test/cases/multiparameter_attributes_test.rb index a24b173cf5..6f3903eed4 100644 --- a/activerecord/test/cases/multiparameter_attributes_test.rb +++ b/activerecord/test/cases/multiparameter_attributes_test.rb @@ -394,6 +394,6 @@ class MultiParameterAttributeTest < ActiveRecord::TestCase "written_on(4i)" => "13", "written_on(5i)" => "55", ) - refute_predicate topic, :written_on_came_from_user? + assert_not_predicate topic, :written_on_came_from_user? end end diff --git a/activerecord/test/cases/nested_attributes_test.rb b/activerecord/test/cases/nested_attributes_test.rb index 1ed3a61bbb..32af90caef 100644 --- a/activerecord/test/cases/nested_attributes_test.rb +++ b/activerecord/test/cases/nested_attributes_test.rb @@ -83,7 +83,7 @@ class TestNestedAttributesInGeneral < ActiveRecord::TestCase def test_a_model_should_respond_to_underscore_destroy_and_return_if_it_is_marked_for_destruction ship = Ship.create!(name: "Nights Dirty Lightning") - assert !ship._destroy + assert_not ship._destroy ship.mark_for_destruction assert ship._destroy end @@ -835,7 +835,7 @@ module NestedAttributesOnACollectionAssociationTests man = Man.create(name: "John") interest = man.interests.create(topic: "bar", zine_id: 0) assert interest.save - assert !man.update(interests_attributes: { id: interest.id, zine_id: "foo" }) + assert_not man.update(interests_attributes: { id: interest.id, zine_id: "foo" }) end end diff --git a/activerecord/test/cases/numeric_data_test.rb b/activerecord/test/cases/numeric_data_test.rb index f917c8f727..14db63890e 100644 --- a/activerecord/test/cases/numeric_data_test.rb +++ b/activerecord/test/cases/numeric_data_test.rb @@ -19,7 +19,7 @@ class NumericDataTest < ActiveRecord::TestCase m = NumericData.new( bank_balance: 1586.43, big_bank_balance: BigDecimal("1000234000567.95"), - world_population: 6000000000, + world_population: 2**62, my_house_population: 3 ) assert m.save @@ -27,11 +27,8 @@ class NumericDataTest < ActiveRecord::TestCase m1 = NumericData.find(m.id) assert_not_nil m1 - # As with migration_test.rb, we should make world_population >= 2**62 - # to cover 64-bit platforms and test it is a Bignum, but the main thing - # is that it's an Integer. assert_kind_of Integer, m1.world_population - assert_equal 6000000000, m1.world_population + assert_equal 2**62, m1.world_population assert_kind_of Integer, m1.my_house_population assert_equal 3, m1.my_house_population @@ -47,7 +44,7 @@ class NumericDataTest < ActiveRecord::TestCase m = NumericData.new( bank_balance: 1586.43122334, big_bank_balance: BigDecimal("234000567.952344"), - world_population: 6000000000, + world_population: 2**62, my_house_population: 3 ) assert m.save @@ -55,11 +52,8 @@ class NumericDataTest < ActiveRecord::TestCase m1 = NumericData.find(m.id) assert_not_nil m1 - # As with migration_test.rb, we should make world_population >= 2**62 - # to cover 64-bit platforms and test it is a Bignum, but the main thing - # is that it's an Integer. assert_kind_of Integer, m1.world_population - assert_equal 6000000000, m1.world_population + assert_equal 2**62, m1.world_population assert_kind_of Integer, m1.my_house_population assert_equal 3, m1.my_house_population diff --git a/activerecord/test/cases/persistence_test.rb b/activerecord/test/cases/persistence_test.rb index e4a65a48ca..4c332e30aa 100644 --- a/activerecord/test/cases/persistence_test.rb +++ b/activerecord/test/cases/persistence_test.rb @@ -48,7 +48,7 @@ class PersistenceTest < ActiveRecord::TestCase end if test_update_with_order_succeeds.call("id DESC") - assert !test_update_with_order_succeeds.call("id ASC") # test that this wasn't a fluke and using an incorrect order results in an exception + assert_not test_update_with_order_succeeds.call("id ASC") # test that this wasn't a fluke and using an incorrect order results in an exception else # test that we're failing because the current Arel's engine doesn't support UPDATE ORDER BY queries is using subselects instead assert_sql(/\AUPDATE .+ \(SELECT .* ORDER BY id DESC\)\z/i) do @@ -290,6 +290,17 @@ class PersistenceTest < ActiveRecord::TestCase assert_equal "The First Topic", Topic.find(copy.id).title end + def test_becomes_wont_break_mutation_tracking + topic = topics(:first) + reply = topic.becomes(Reply) + + assert_equal 1, topic.id_in_database + assert_empty topic.attributes_in_database + + assert_equal 1, reply.id_in_database + assert_empty reply.attributes_in_database + end + def test_becomes_includes_changed_attributes company = Company.new(name: "37signals") client = company.becomes(Client) @@ -692,8 +703,8 @@ class PersistenceTest < ActiveRecord::TestCase t = Topic.first t.update_attribute(:title, "super_title") assert_equal "super_title", t.title - assert !t.changed?, "topic should not have changed" - assert !t.title_changed?, "title should not have changed" + assert_not t.changed?, "topic should not have changed" + assert_not t.title_changed?, "title should not have changed" assert_nil t.title_change, "title change should be nil" t.reload diff --git a/activerecord/test/cases/query_cache_test.rb b/activerecord/test/cases/query_cache_test.rb index d635a47c0e..0f990bac9d 100644 --- a/activerecord/test/cases/query_cache_test.rb +++ b/activerecord/test/cases/query_cache_test.rb @@ -441,8 +441,9 @@ class QueryCacheTest < ActiveRecord::TestCase assert_not ActiveRecord::Base.connection_handler.active_connections? # sanity check middleware { - assert ActiveRecord::Base.connection.query_cache_enabled, "QueryCache did not get lazily enabled" + assert_predicate ActiveRecord::Base.connection, :query_cache_enabled }.call({}) + assert_not_predicate ActiveRecord::Base.connection, :query_cache_enabled end end @@ -482,14 +483,14 @@ class QueryCacheTest < ActiveRecord::TestCase def assert_cache(state, connection = ActiveRecord::Base.connection) case state when :off - assert !connection.query_cache_enabled, "cache should be off" + assert_not connection.query_cache_enabled, "cache should be off" assert connection.query_cache.empty?, "cache should be empty" when :clean assert connection.query_cache_enabled, "cache should be on" assert connection.query_cache.empty?, "cache should be empty" when :dirty assert connection.query_cache_enabled, "cache should be on" - assert !connection.query_cache.empty?, "cache should be dirty" + assert_not connection.query_cache.empty?, "cache should be dirty" else raise "unknown state" end @@ -517,19 +518,19 @@ class QueryCacheExpiryTest < ActiveRecord::TestCase def test_find assert_called(Task.connection, :clear_query_cache) do - assert !Task.connection.query_cache_enabled + assert_not Task.connection.query_cache_enabled Task.cache do assert Task.connection.query_cache_enabled Task.find(1) Task.uncached do - assert !Task.connection.query_cache_enabled + assert_not Task.connection.query_cache_enabled Task.find(1) end assert Task.connection.query_cache_enabled end - assert !Task.connection.query_cache_enabled + assert_not Task.connection.query_cache_enabled end end diff --git a/activerecord/test/cases/quoting_test.rb b/activerecord/test/cases/quoting_test.rb index 6534770c57..92eb0c814f 100644 --- a/activerecord/test/cases/quoting_test.rb +++ b/activerecord/test/cases/quoting_test.rb @@ -46,27 +46,60 @@ module ActiveRecord assert_equal t.to_s(:db), @quoter.quoted_date(t) end - def test_quoted_time_utc + def test_quoted_timestamp_utc with_timezone_config default: :utc do t = Time.now.change(usec: 0) assert_equal t.getutc.to_s(:db), @quoter.quoted_date(t) end end - def test_quoted_time_local + def test_quoted_timestamp_local with_timezone_config default: :local do t = Time.now.change(usec: 0) assert_equal t.getlocal.to_s(:db), @quoter.quoted_date(t) end end - def test_quoted_time_crazy + def test_quoted_timestamp_crazy with_timezone_config default: :asdfasdf do t = Time.now.change(usec: 0) assert_equal t.getlocal.to_s(:db), @quoter.quoted_date(t) end end + def test_quoted_time_utc + with_timezone_config default: :utc do + t = Time.now.change(usec: 0) + + expected = t.getutc.change(year: 2000, month: 1, day: 1) + expected = expected.to_s(:db).sub("2000-01-01 ", "") + + assert_equal expected, @quoter.quoted_time(t) + end + end + + def test_quoted_time_local + with_timezone_config default: :local do + t = Time.now.change(usec: 0) + + expected = t.change(year: 2000, month: 1, day: 1) + expected = expected.getlocal.to_s(:db).sub("2000-01-01 ", "") + + assert_equal expected, @quoter.quoted_time(t) + end + end + + def test_quoted_time_crazy + with_timezone_config default: :asdfasdf do + t = Time.now.change(usec: 0) + + expected = t.change(year: 2000, month: 1, day: 1) + expected = expected.getlocal.to_s(:db).sub("2000-01-01 ", "") + + assert_equal expected, @quoter.quoted_time(t) + end + end + def test_quoted_datetime_utc with_timezone_config default: :utc do t = Time.now.change(usec: 0).to_datetime diff --git a/activerecord/test/cases/readonly_test.rb b/activerecord/test/cases/readonly_test.rb index 383e43ed55..059fa76132 100644 --- a/activerecord/test/cases/readonly_test.rb +++ b/activerecord/test/cases/readonly_test.rb @@ -23,7 +23,7 @@ class ReadOnlyTest < ActiveRecord::TestCase assert_nothing_raised do dev.name = "Luscious forbidden fruit." - assert !dev.save + assert_not dev.save dev.name = "Forbidden." end @@ -38,8 +38,8 @@ class ReadOnlyTest < ActiveRecord::TestCase end def test_find_with_readonly_option - Developer.all.each { |d| assert !d.readonly? } - Developer.readonly(false).each { |d| assert !d.readonly? } + Developer.all.each { |d| assert_not d.readonly? } + Developer.readonly(false).each { |d| assert_not d.readonly? } Developer.readonly(true).each { |d| assert d.readonly? } Developer.readonly.each { |d| assert d.readonly? } end @@ -55,14 +55,14 @@ class ReadOnlyTest < ActiveRecord::TestCase def test_has_many_find_readonly post = Post.find(1) assert_not_empty post.comments - assert !post.comments.any?(&:readonly?) - assert !post.comments.to_a.any?(&:readonly?) + assert_not post.comments.any?(&:readonly?) + assert_not post.comments.to_a.any?(&:readonly?) assert post.comments.readonly(true).all?(&:readonly?) end def test_has_many_with_through_is_not_implicitly_marked_readonly assert people = Post.find(1).people - assert !people.any?(&:readonly?) + assert_not people.any?(&:readonly?) end def test_has_many_with_through_is_not_implicitly_marked_readonly_while_finding_by_id diff --git a/activerecord/test/cases/reaper_test.rb b/activerecord/test/cases/reaper_test.rb index 61cb0f130d..b034fe3e3b 100644 --- a/activerecord/test/cases/reaper_test.rb +++ b/activerecord/test/cases/reaper_test.rb @@ -36,15 +36,15 @@ module ActiveRecord # A reaper with nil time should never reap connections def test_nil_time fp = FakePool.new - assert !fp.reaped + assert_not fp.reaped reaper = ConnectionPool::Reaper.new(fp, nil) reaper.run - assert !fp.reaped + assert_not fp.reaped end def test_some_time fp = FakePool.new - assert !fp.reaped + assert_not fp.reaped reaper = ConnectionPool::Reaper.new(fp, 0.0001) reaper.run diff --git a/activerecord/test/cases/reflection_test.rb b/activerecord/test/cases/reflection_test.rb index ed19192ad9..abadafbad4 100644 --- a/activerecord/test/cases/reflection_test.rb +++ b/activerecord/test/cases/reflection_test.rb @@ -75,7 +75,7 @@ class ReflectionTest < ActiveRecord::TestCase def test_column_null_not_null subscriber = Subscriber.first assert subscriber.column_for_attribute("name").null - assert !subscriber.column_for_attribute("nick").null + assert_not subscriber.column_for_attribute("nick").null end def test_human_name_for_column diff --git a/activerecord/test/cases/relation/delegation_test.rb b/activerecord/test/cases/relation/delegation_test.rb index 2696d1bb00..3f3d41980c 100644 --- a/activerecord/test/cases/relation/delegation_test.rb +++ b/activerecord/test/cases/relation/delegation_test.rb @@ -54,4 +54,32 @@ module ActiveRecord Comment.all end end + + class QueryingMethodsDelegationTest < ActiveRecord::TestCase + QUERYING_METHODS = [ + :find, :take, :take!, :first, :first!, :last, :last!, :exists?, :any?, :many?, :none?, :one?, + :second, :second!, :third, :third!, :fourth, :fourth!, :fifth, :fifth!, :forty_two, :forty_two!, :third_to_last, :third_to_last!, :second_to_last, :second_to_last!, + :first_or_create, :first_or_create!, :first_or_initialize, + :find_or_create_by, :find_or_create_by!, :create_or_find_by, :create_or_find_by!, :find_or_initialize_by, + :find_by, :find_by!, + :destroy_all, :delete_all, :update_all, + :find_each, :find_in_batches, :in_batches, + :select, :group, :order, :except, :reorder, :limit, :offset, :joins, :left_joins, :left_outer_joins, :or, + :where, :rewhere, :preload, :eager_load, :includes, :from, :lock, :readonly, :extending, + :having, :create_with, :distinct, :references, :none, :unscope, :merge, + :count, :average, :minimum, :maximum, :sum, :calculate, + :pluck, :pick, :ids, + ] + + def test_delegate_querying_methods + klass = Class.new(ActiveRecord::Base) do + self.table_name = "posts" + end + + QUERYING_METHODS.each do |method| + assert_respond_to klass.all, method + assert_respond_to klass, method + end + end + end end diff --git a/activerecord/test/cases/relation/merging_test.rb b/activerecord/test/cases/relation/merging_test.rb index 074ce9454f..f53ef1fe35 100644 --- a/activerecord/test/cases/relation/merging_test.rb +++ b/activerecord/test/cases/relation/merging_test.rb @@ -78,6 +78,10 @@ class RelationMergingTest < ActiveRecord::TestCase assert_equal 1, comments.count end + def test_relation_merging_with_skip_query_cache + assert_equal Post.all.merge(Post.all.skip_query_cache!).skip_query_cache_value, true + end + def test_relation_merging_with_association assert_queries(2) do # one for loading post, and another one merged query post = Post.where(body: "Such a lovely day").first diff --git a/activerecord/test/cases/relation/mutation_test.rb b/activerecord/test/cases/relation/mutation_test.rb index 1428b3e132..f82ecd4449 100644 --- a/activerecord/test/cases/relation/mutation_test.rb +++ b/activerecord/test/cases/relation/mutation_test.rb @@ -137,6 +137,11 @@ module ActiveRecord assert relation.skip_query_cache_value end + test "skip_preloading!" do + relation.skip_preloading! + assert relation.skip_preloading_value + end + private def relation @relation ||= Relation.new(FakeKlass) diff --git a/activerecord/test/cases/relation/or_test.rb b/activerecord/test/cases/relation/or_test.rb index 7e418f9c7d..065819e0f1 100644 --- a/activerecord/test/cases/relation/or_test.rb +++ b/activerecord/test/cases/relation/or_test.rb @@ -126,5 +126,12 @@ module ActiveRecord expected = Author.find(1).posts + Post.where(title: "I don't have any comments") assert_equal expected.sort_by(&:id), actual.sort_by(&:id) end + + def test_or_with_scope_on_association + author = Author.first + assert_nothing_raised do + author.top_posts.or(author.other_top_posts) + end + end end end diff --git a/activerecord/test/cases/relation_test.rb b/activerecord/test/cases/relation_test.rb index 4e75371147..93e2363025 100644 --- a/activerecord/test/cases/relation_test.rb +++ b/activerecord/test/cases/relation_test.rb @@ -14,7 +14,7 @@ module ActiveRecord relation = Relation.new(FakeKlass, table: :b) assert_equal FakeKlass, relation.klass assert_equal :b, relation.table - assert !relation.loaded, "relation is not loaded" + assert_not relation.loaded, "relation is not loaded" end def test_responds_to_model_and_returns_klass @@ -315,6 +315,14 @@ module ActiveRecord assert_equal "type cast from database", UpdateAllTestModel.first.body end + def test_skip_preloading_after_arel_has_been_generated + assert_nothing_raised do + relation = Comment.all + relation.arel + relation.skip_preloading! + end + end + private def skip_if_sqlite3_version_includes_quoting_bug diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index cf65789b97..952d2dd5d9 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -9,6 +9,7 @@ require "models/comment" require "models/author" require "models/entrant" require "models/developer" +require "models/person" require "models/computer" require "models/reply" require "models/company" @@ -25,7 +26,7 @@ require "models/edge" require "models/subscriber" class RelationTest < ActiveRecord::TestCase - fixtures :authors, :author_addresses, :topics, :entrants, :developers, :companies, :developers_projects, :accounts, :categories, :categorizations, :categories_posts, :posts, :comments, :tags, :taggings, :cars, :minivans + fixtures :authors, :author_addresses, :topics, :entrants, :developers, :people, :companies, :developers_projects, :accounts, :categories, :categorizations, :categories_posts, :posts, :comments, :tags, :taggings, :cars, :minivans class TopicWithCallbacks < ActiveRecord::Base self.table_name = :topics @@ -511,7 +512,7 @@ class RelationTest < ActiveRecord::TestCase end def test_find_with_readonly_option - Developer.all.each { |d| assert !d.readonly? } + Developer.all.each { |d| assert_not d.readonly? } Developer.all.readonly.each { |d| assert d.readonly? } end @@ -1097,7 +1098,7 @@ class RelationTest < ActiveRecord::TestCase assert_not_predicate posts.where(id: nil), :any? assert posts.any? { |p| p.id > 0 } - assert ! posts.any? { |p| p.id <= 0 } + assert_not posts.any? { |p| p.id <= 0 } end assert_predicate posts, :loaded? @@ -1109,7 +1110,7 @@ class RelationTest < ActiveRecord::TestCase assert_queries(2) do assert posts.many? # Uses COUNT() assert posts.many? { |p| p.id > 0 } - assert ! posts.many? { |p| p.id < 2 } + assert_not posts.many? { |p| p.id < 2 } end assert_predicate posts, :loaded? @@ -1125,14 +1126,14 @@ class RelationTest < ActiveRecord::TestCase def test_none? posts = Post.all assert_queries(1) do - assert ! posts.none? # Uses COUNT() + assert_not posts.none? # Uses COUNT() end assert_not_predicate posts, :loaded? assert_queries(1) do assert posts.none? { |p| p.id < 0 } - assert ! posts.none? { |p| p.id == 1 } + assert_not posts.none? { |p| p.id == 1 } end assert_predicate posts, :loaded? @@ -1141,13 +1142,13 @@ class RelationTest < ActiveRecord::TestCase def test_one posts = Post.all assert_queries(1) do - assert ! posts.one? # Uses COUNT() + assert_not posts.one? # Uses COUNT() end assert_not_predicate posts, :loaded? assert_queries(1) do - assert ! posts.one? { |p| p.id < 3 } + assert_not posts.one? { |p| p.id < 3 } assert posts.one? { |p| p.id == 1 } end @@ -1525,6 +1526,50 @@ class RelationTest < ActiveRecord::TestCase assert_equal posts(:welcome), comments(:greetings).post end + def test_touch_all_updates_records_timestamps + david = developers(:david) + david_previously_updated_at = david.updated_at + jamis = developers(:jamis) + jamis_previously_updated_at = jamis.updated_at + Developer.where(name: "David").touch_all + + assert_not_equal david_previously_updated_at, david.reload.updated_at + assert_equal jamis_previously_updated_at, jamis.reload.updated_at + end + + def test_touch_all_with_custom_timestamp + developer = developers(:david) + previously_created_at = developer.created_at + previously_updated_at = developer.updated_at + Developer.where(name: "David").touch_all(:created_at) + developer = developer.reload + + assert_not_equal previously_created_at, developer.created_at + assert_not_equal previously_updated_at, developer.updated_at + end + + def test_touch_all_with_given_time + developer = developers(:david) + previously_created_at = developer.created_at + previously_updated_at = developer.updated_at + new_time = Time.utc(2015, 2, 16, 4, 54, 0) + Developer.where(name: "David").touch_all(:created_at, time: new_time) + developer = developer.reload + + assert_not_equal previously_created_at, developer.created_at + assert_not_equal previously_updated_at, developer.updated_at + assert_equal new_time, developer.created_at + assert_equal new_time, developer.updated_at + end + + def test_touch_all_updates_locking_column + person = people(:david) + + assert_difference -> { person.reload.lock_version }, +1 do + Person.where(first_name: "David").touch_all + end + end + def test_update_on_relation topic1 = TopicWithCallbacks.create! title: "arel", author_name: nil topic2 = TopicWithCallbacks.create! title: "activerecord", author_name: nil @@ -1696,7 +1741,7 @@ class RelationTest < ActiveRecord::TestCase # checking if there are topics is used before you actually display them, # thus it shouldn't invoke an extra count query. assert_no_queries { assert topics.present? } - assert_no_queries { assert !topics.blank? } + assert_no_queries { assert_not topics.blank? } # shows count of topics and loops after loading the query should not trigger extra queries either. assert_no_queries { topics.size } diff --git a/activerecord/test/cases/schema_dumper_test.rb b/activerecord/test/cases/schema_dumper_test.rb index a612ce9bb2..15f4cea1a6 100644 --- a/activerecord/test/cases/schema_dumper_test.rb +++ b/activerecord/test/cases/schema_dumper_test.rb @@ -37,24 +37,6 @@ class SchemaDumperTest < ActiveRecord::TestCase ActiveRecord::SchemaMigration.delete_all end - if current_adapter?(:SQLite3Adapter) - %w{3.7.8 3.7.11 3.7.12}.each do |version_string| - test "dumps schema version for sqlite version #{version_string}" do - version = ActiveRecord::ConnectionAdapters::SQLite3Adapter::Version.new(version_string) - ActiveRecord::Base.connection.stubs(:sqlite_version).returns(version) - - versions = %w{ 20100101010101 20100201010101 20100301010101 } - versions.reverse_each do |v| - ActiveRecord::SchemaMigration.create!(version: v) - end - - schema_info = ActiveRecord::Base.connection.dump_schema_information - assert_match(/20100201010101.*20100301010101/m, schema_info) - ActiveRecord::SchemaMigration.delete_all - end - end - end - def test_schema_dump output = standard_dump assert_match %r{create_table "accounts"}, output @@ -192,7 +174,7 @@ class SchemaDumperTest < ActiveRecord::TestCase def test_schema_dumps_partial_indices index_definition = dump_table_schema("companies").split(/\n/).grep(/t\.index.*company_partial_index/).first.strip - if current_adapter?(:PostgreSQLAdapter, :SQLite3Adapter) && ActiveRecord::Base.connection.supports_partial_index? + if ActiveRecord::Base.connection.supports_partial_index? assert_equal 't.index ["firm_id", "type"], name: "company_partial_index", where: "(rating > 10)"', index_definition else assert_equal 't.index ["firm_id", "type"], name: "company_partial_index"', index_definition @@ -298,7 +280,7 @@ class SchemaDumperTest < ActiveRecord::TestCase def test_schema_dump_expression_indices index_definition = dump_table_schema("companies").split(/\n/).grep(/t\.index.*company_expression_index/).first.strip - assert_equal 't.index "lower((name)::text)", name: "company_expression_index"', index_definition + assert_match %r{CASE.+lower\(\(name\)::text\)}i, index_definition end def test_schema_dump_interval_type @@ -469,7 +451,7 @@ class SchemaDumperTest < ActiveRecord::TestCase output = ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream).string assert_match %r{create_table "omg_cats"}, output - refute_match %r{create_table "cats"}, output + assert_no_match %r{create_table "cats"}, output ensure migration.migrate(:down) ActiveRecord::Base.table_name_prefix = original_table_name_prefix diff --git a/activerecord/test/cases/scoping/default_scoping_test.rb b/activerecord/test/cases/scoping/default_scoping_test.rb index 0804de1fb3..e3a34aa50d 100644 --- a/activerecord/test/cases/scoping/default_scoping_test.rb +++ b/activerecord/test/cases/scoping/default_scoping_test.rb @@ -193,7 +193,7 @@ class DefaultScopingTest < ActiveRecord::TestCase def test_order_to_unscope_reordering scope = DeveloperOrderedBySalary.order("salary DESC, name ASC").reverse_order.unscope(:order) - assert !/order/i.match?(scope.to_sql) + assert_no_match(/order/i, scope.to_sql) end def test_unscope_reverse_order diff --git a/activerecord/test/cases/scoping/named_scoping_test.rb b/activerecord/test/cases/scoping/named_scoping_test.rb index ea71a5ce28..4214f347fb 100644 --- a/activerecord/test/cases/scoping/named_scoping_test.rb +++ b/activerecord/test/cases/scoping/named_scoping_test.rb @@ -86,7 +86,7 @@ class NamedScopingTest < ActiveRecord::TestCase def test_scopes_are_composable assert_equal((approved = Topic.all.merge!(where: { approved: true }).to_a), Topic.approved) assert_equal((replied = Topic.all.merge!(where: "replies_count > 0").to_a), Topic.replied) - assert !(approved == replied) + assert_not (approved == replied) assert_not_empty (approved & replied) assert_equal approved & replied, Topic.approved.replied @@ -303,6 +303,13 @@ class NamedScopingTest < ActiveRecord::TestCase assert_equal "lifo", topic.author_name end + def test_deprecated_delegating_private_method + assert_deprecated do + scope = Topic.all.by_private_lifo + assert_not scope.instance_variable_get(:@delegate_to_klass) + end + end + def test_reserved_scope_names klass = Class.new(ActiveRecord::Base) do self.table_name = "topics" @@ -481,8 +488,9 @@ class NamedScopingTest < ActiveRecord::TestCase [:public_method, :protected_method, :private_method].each do |reserved_method| assert Topic.respond_to?(reserved_method, true) - ActiveRecord::Base.logger.expects(:warn) - silence_warnings { Topic.scope(reserved_method, -> {}) } + assert_called(ActiveRecord::Base.logger, :warn) do + silence_warnings { Topic.scope(reserved_method, -> {}) } + end end end diff --git a/activerecord/test/cases/scoping/relation_scoping_test.rb b/activerecord/test/cases/scoping/relation_scoping_test.rb index 5c86bc892d..f18f1ed981 100644 --- a/activerecord/test/cases/scoping/relation_scoping_test.rb +++ b/activerecord/test/cases/scoping/relation_scoping_test.rb @@ -105,7 +105,7 @@ class RelationScopingTest < ActiveRecord::TestCase Developer.select("id, name").scoping do developer = Developer.where("name = 'David'").first assert_equal "David", developer.name - assert !developer.has_attribute?(:salary) + assert_not developer.has_attribute?(:salary) end end diff --git a/activerecord/test/cases/serialization_test.rb b/activerecord/test/cases/serialization_test.rb index 2d829ad4ba..932780bfef 100644 --- a/activerecord/test/cases/serialization_test.rb +++ b/activerecord/test/cases/serialization_test.rb @@ -67,8 +67,8 @@ class SerializationTest < ActiveRecord::TestCase klazz.include_root_in_json = false assert ActiveRecord::Base.include_root_in_json - assert !klazz.include_root_in_json - assert !klazz.new.include_root_in_json + assert_not klazz.include_root_in_json + assert_not klazz.new.include_root_in_json ensure ActiveRecord::Base.include_root_in_json = original_root_in_json end diff --git a/activerecord/test/cases/statement_cache_test.rb b/activerecord/test/cases/statement_cache_test.rb index ad6cd198e2..e3c12f68fd 100644 --- a/activerecord/test/cases/statement_cache_test.rb +++ b/activerecord/test/cases/statement_cache_test.rb @@ -102,7 +102,7 @@ module ActiveRecord Book.find_by(name: "my other book") end - refute_equal book, other_book + assert_not_equal book, other_book end def test_find_by_does_not_use_statement_cache_if_table_name_is_changed diff --git a/activerecord/test/cases/store_test.rb b/activerecord/test/cases/store_test.rb index a30d13632a..3bd480cfbd 100644 --- a/activerecord/test/cases/store_test.rb +++ b/activerecord/test/cases/store_test.rb @@ -8,7 +8,12 @@ class StoreTest < ActiveRecord::TestCase fixtures :'admin/users' setup do - @john = Admin::User.create!(name: "John Doe", color: "black", remember_login: true, height: "tall", is_a_good_guy: true) + @john = Admin::User.create!( + name: "John Doe", color: "black", remember_login: true, + height: "tall", is_a_good_guy: true, + parent_name: "Quinn", partner_name: "Dallas", + partner_birthday: "1997-11-1" + ) end test "reading store attributes through accessors" do @@ -24,6 +29,21 @@ class StoreTest < ActiveRecord::TestCase assert_equal "37signals.com", @john.homepage end + test "reading store attributes through accessors with prefix" do + assert_equal "Quinn", @john.parent_name + assert_nil @john.parent_birthday + assert_equal "Dallas", @john.partner_name + assert_equal "1997-11-1", @john.partner_birthday + end + + test "writing store attributes through accessors with prefix" do + @john.partner_name = "River" + @john.partner_birthday = "1999-2-11" + + assert_equal "River", @john.partner_name + assert_equal "1999-2-11", @john.partner_birthday + end + test "accessing attributes not exposed by accessors" do @john.settings[:icecream] = "graeters" @john.save diff --git a/activerecord/test/cases/tasks/database_tasks_test.rb b/activerecord/test/cases/tasks/database_tasks_test.rb index 21226352ff..60c7cb1bb4 100644 --- a/activerecord/test/cases/tasks/database_tasks_test.rb +++ b/activerecord/test/cases/tasks/database_tasks_test.rb @@ -80,10 +80,11 @@ module ActiveRecord instance = klazz.new klazz.stubs(:new).returns instance - instance.expects(:structure_dump).with("awesome-file.sql", nil) - ActiveRecord::Tasks::DatabaseTasks.register_task(/foo/, klazz) - ActiveRecord::Tasks::DatabaseTasks.structure_dump({ "adapter" => :foo }, "awesome-file.sql") + assert_called_with(instance, :structure_dump, ["awesome-file.sql", nil]) do + ActiveRecord::Tasks::DatabaseTasks.register_task(/foo/, klazz) + ActiveRecord::Tasks::DatabaseTasks.structure_dump({ "adapter" => :foo }, "awesome-file.sql") + end end def test_unregistered_task @@ -127,50 +128,50 @@ module ActiveRecord def test_ignores_configurations_without_databases @configurations["development"].merge!("database" => nil) - ActiveRecord::Tasks::DatabaseTasks.expects(:create).never - - ActiveRecord::Tasks::DatabaseTasks.create_all + assert_not_called(ActiveRecord::Tasks::DatabaseTasks, :create) do + ActiveRecord::Tasks::DatabaseTasks.create_all + end end def test_ignores_remote_databases @configurations["development"].merge!("host" => "my.server.tld") $stderr.stubs(:puts).returns(nil) - ActiveRecord::Tasks::DatabaseTasks.expects(:create).never - - ActiveRecord::Tasks::DatabaseTasks.create_all + assert_not_called(ActiveRecord::Tasks::DatabaseTasks, :create) do + ActiveRecord::Tasks::DatabaseTasks.create_all + end end def test_warning_for_remote_databases @configurations["development"].merge!("host" => "my.server.tld") - $stderr.expects(:puts).with("This task only modifies local databases. my-db is on a remote host.") - - ActiveRecord::Tasks::DatabaseTasks.create_all + assert_called_with($stderr, :puts, ["This task only modifies local databases. my-db is on a remote host."]) do + ActiveRecord::Tasks::DatabaseTasks.create_all + end end def test_creates_configurations_with_local_ip @configurations["development"].merge!("host" => "127.0.0.1") - ActiveRecord::Tasks::DatabaseTasks.expects(:create) - - ActiveRecord::Tasks::DatabaseTasks.create_all + assert_called(ActiveRecord::Tasks::DatabaseTasks, :create) do + ActiveRecord::Tasks::DatabaseTasks.create_all + end end def test_creates_configurations_with_local_host @configurations["development"].merge!("host" => "localhost") - ActiveRecord::Tasks::DatabaseTasks.expects(:create) - - ActiveRecord::Tasks::DatabaseTasks.create_all + assert_called(ActiveRecord::Tasks::DatabaseTasks, :create) do + ActiveRecord::Tasks::DatabaseTasks.create_all + end end def test_creates_configurations_with_blank_hosts @configurations["development"].merge!("host" => nil) - ActiveRecord::Tasks::DatabaseTasks.expects(:create) - - ActiveRecord::Tasks::DatabaseTasks.create_all + assert_called(ActiveRecord::Tasks::DatabaseTasks, :create) do + ActiveRecord::Tasks::DatabaseTasks.create_all + end end end @@ -179,7 +180,7 @@ module ActiveRecord @configurations = { "development" => { "database" => "dev-db" }, "test" => { "database" => "test-db" }, - "production" => { "database" => "prod-db" } + "production" => { "url" => "prod-db-url" } } ActiveRecord::Base.stubs(:configurations).returns(@configurations) @@ -187,8 +188,96 @@ module ActiveRecord end def test_creates_current_environment_database + assert_called_with( + ActiveRecord::Tasks::DatabaseTasks, + :create, + ["database" => "test-db"], + ) do + ActiveRecord::Tasks::DatabaseTasks.create_current( + ActiveSupport::StringInquirer.new("test") + ) + end + end + + def test_creates_current_environment_database_with_url + assert_called_with( + ActiveRecord::Tasks::DatabaseTasks, + :create, + ["url" => "prod-db-url"], + ) do + ActiveRecord::Tasks::DatabaseTasks.create_current( + ActiveSupport::StringInquirer.new("production") + ) + end + end + + def test_creates_test_and_development_databases_when_env_was_not_specified ActiveRecord::Tasks::DatabaseTasks.expects(:create). - with("database" => "prod-db") + with("database" => "dev-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "test-db") + + ActiveRecord::Tasks::DatabaseTasks.create_current( + ActiveSupport::StringInquirer.new("development") + ) + end + + def test_creates_test_and_development_databases_when_rails_env_is_development + old_env = ENV["RAILS_ENV"] + ENV["RAILS_ENV"] = "development" + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "dev-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "test-db") + + ActiveRecord::Tasks::DatabaseTasks.create_current( + ActiveSupport::StringInquirer.new("development") + ) + ensure + ENV["RAILS_ENV"] = old_env + end + + def test_establishes_connection_for_the_given_environments + ActiveRecord::Tasks::DatabaseTasks.stubs(:create).returns true + + ActiveRecord::Base.expects(:establish_connection).with(:development) + + ActiveRecord::Tasks::DatabaseTasks.create_current( + ActiveSupport::StringInquirer.new("development") + ) + end + end + + class DatabaseTasksCreateCurrentThreeTierTest < ActiveRecord::TestCase + def setup + @configurations = { + "development" => { "primary" => { "database" => "dev-db" }, "secondary" => { "database" => "secondary-dev-db" } }, + "test" => { "primary" => { "database" => "test-db" }, "secondary" => { "database" => "secondary-test-db" } }, + "production" => { "primary" => { "url" => "prod-db-url" }, "secondary" => { "url" => "secondary-prod-db-url" } } + } + + ActiveRecord::Base.stubs(:configurations).returns(@configurations) + ActiveRecord::Base.stubs(:establish_connection).returns(true) + end + + def test_creates_current_environment_database + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "test-db") + + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "secondary-test-db") + + ActiveRecord::Tasks::DatabaseTasks.create_current( + ActiveSupport::StringInquirer.new("test") + ) + end + + def test_creates_current_environment_database_with_url + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("url" => "prod-db-url") + + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("url" => "secondary-prod-db-url") ActiveRecord::Tasks::DatabaseTasks.create_current( ActiveSupport::StringInquirer.new("production") @@ -199,7 +288,11 @@ module ActiveRecord ActiveRecord::Tasks::DatabaseTasks.expects(:create). with("database" => "dev-db") ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "secondary-dev-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:create). with("database" => "test-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "secondary-test-db") ActiveRecord::Tasks::DatabaseTasks.create_current( ActiveSupport::StringInquirer.new("development") @@ -212,7 +305,11 @@ module ActiveRecord ActiveRecord::Tasks::DatabaseTasks.expects(:create). with("database" => "dev-db") ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "secondary-dev-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:create). with("database" => "test-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:create). + with("database" => "secondary-test-db") ActiveRecord::Tasks::DatabaseTasks.create_current( ActiveSupport::StringInquirer.new("development") @@ -221,7 +318,7 @@ module ActiveRecord ENV["RAILS_ENV"] = old_env end - def test_establishes_connection_for_the_given_environment + def test_establishes_connection_for_the_given_environments_config ActiveRecord::Tasks::DatabaseTasks.stubs(:create).returns true ActiveRecord::Base.expects(:establish_connection).with(:development) @@ -253,50 +350,54 @@ module ActiveRecord def test_ignores_configurations_without_databases @configurations[:development].merge!("database" => nil) - ActiveRecord::Tasks::DatabaseTasks.expects(:drop).never - - ActiveRecord::Tasks::DatabaseTasks.drop_all + assert_not_called(ActiveRecord::Tasks::DatabaseTasks, :drop) do + ActiveRecord::Tasks::DatabaseTasks.drop_all + end end def test_ignores_remote_databases @configurations[:development].merge!("host" => "my.server.tld") $stderr.stubs(:puts).returns(nil) - ActiveRecord::Tasks::DatabaseTasks.expects(:drop).never - - ActiveRecord::Tasks::DatabaseTasks.drop_all + assert_not_called(ActiveRecord::Tasks::DatabaseTasks, :drop) do + ActiveRecord::Tasks::DatabaseTasks.drop_all + end end def test_warning_for_remote_databases @configurations[:development].merge!("host" => "my.server.tld") - $stderr.expects(:puts).with("This task only modifies local databases. my-db is on a remote host.") - - ActiveRecord::Tasks::DatabaseTasks.drop_all + assert_called_with( + $stderr, + :puts, + ["This task only modifies local databases. my-db is on a remote host."], + ) do + ActiveRecord::Tasks::DatabaseTasks.drop_all + end end def test_drops_configurations_with_local_ip @configurations[:development].merge!("host" => "127.0.0.1") - ActiveRecord::Tasks::DatabaseTasks.expects(:drop) - - ActiveRecord::Tasks::DatabaseTasks.drop_all + assert_called(ActiveRecord::Tasks::DatabaseTasks, :drop) do + ActiveRecord::Tasks::DatabaseTasks.drop_all + end end def test_drops_configurations_with_local_host @configurations[:development].merge!("host" => "localhost") - ActiveRecord::Tasks::DatabaseTasks.expects(:drop) - - ActiveRecord::Tasks::DatabaseTasks.drop_all + assert_called(ActiveRecord::Tasks::DatabaseTasks, :drop) do + ActiveRecord::Tasks::DatabaseTasks.drop_all + end end def test_drops_configurations_with_blank_hosts @configurations[:development].merge!("host" => nil) - ActiveRecord::Tasks::DatabaseTasks.expects(:drop) - - ActiveRecord::Tasks::DatabaseTasks.drop_all + assert_called(ActiveRecord::Tasks::DatabaseTasks, :drop) do + ActiveRecord::Tasks::DatabaseTasks.drop_all + end end end @@ -305,7 +406,7 @@ module ActiveRecord @configurations = { "development" => { "database" => "dev-db" }, "test" => { "database" => "test-db" }, - "production" => { "database" => "prod-db" } + "production" => { "url" => "prod-db-url" } } ActiveRecord::Base.stubs(:configurations).returns(@configurations) @@ -313,7 +414,16 @@ module ActiveRecord def test_drops_current_environment_database ActiveRecord::Tasks::DatabaseTasks.expects(:drop). - with("database" => "prod-db") + with("database" => "test-db") + + ActiveRecord::Tasks::DatabaseTasks.drop_current( + ActiveSupport::StringInquirer.new("test") + ) + end + + def test_drops_current_environment_database_with_url + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("url" => "prod-db-url") ActiveRecord::Tasks::DatabaseTasks.drop_current( ActiveSupport::StringInquirer.new("production") @@ -347,6 +457,76 @@ module ActiveRecord end end + class DatabaseTasksDropCurrentThreeTierTest < ActiveRecord::TestCase + def setup + @configurations = { + "development" => { "primary" => { "database" => "dev-db" }, "secondary" => { "database" => "secondary-dev-db" } }, + "test" => { "primary" => { "database" => "test-db" }, "secondary" => { "database" => "secondary-test-db" } }, + "production" => { "primary" => { "url" => "prod-db-url" }, "secondary" => { "url" => "secondary-prod-db-url" } } + } + + ActiveRecord::Base.stubs(:configurations).returns(@configurations) + end + + def test_drops_current_environment_database + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "test-db") + + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "secondary-test-db") + + ActiveRecord::Tasks::DatabaseTasks.drop_current( + ActiveSupport::StringInquirer.new("test") + ) + end + + def test_drops_current_environment_database_with_url + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("url" => "prod-db-url") + + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("url" => "secondary-prod-db-url") + + ActiveRecord::Tasks::DatabaseTasks.drop_current( + ActiveSupport::StringInquirer.new("production") + ) + end + + def test_drops_test_and_development_databases_when_env_was_not_specified + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "dev-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "secondary-dev-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "test-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "secondary-test-db") + + ActiveRecord::Tasks::DatabaseTasks.drop_current( + ActiveSupport::StringInquirer.new("development") + ) + end + + def test_drops_testand_development_databases_when_rails_env_is_development + old_env = ENV["RAILS_ENV"] + ENV["RAILS_ENV"] = "development" + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "dev-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "secondary-dev-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "test-db") + ActiveRecord::Tasks::DatabaseTasks.expects(:drop). + with("database" => "secondary-test-db") + + ActiveRecord::Tasks::DatabaseTasks.drop_current( + ActiveSupport::StringInquirer.new("development") + ) + ensure + ENV["RAILS_ENV"] = old_env + end + end + if current_adapter?(:SQLite3Adapter) && !in_memory_db? class DatabaseTasksMigrateTest < ActiveRecord::TestCase self.use_transactional_tests = false @@ -476,8 +656,9 @@ module ActiveRecord end def test_migrate_clears_schema_cache_afterward - ActiveRecord::Base.expects(:clear_cache!) - ActiveRecord::Tasks::DatabaseTasks.migrate + assert_called(ActiveRecord::Base, :clear_cache!) do + ActiveRecord::Tasks::DatabaseTasks.migrate + end end end @@ -503,9 +684,10 @@ module ActiveRecord ActiveRecord::Tasks::DatabaseTasks.expects(:purge). with("database" => "prod-db") - ActiveRecord::Base.expects(:establish_connection).with(:production) - ActiveRecord::Tasks::DatabaseTasks.purge_current("production") + assert_called_with(ActiveRecord::Base, :establish_connection, [:production]) do + ActiveRecord::Tasks::DatabaseTasks.purge_current("production") + end end end @@ -669,8 +851,9 @@ module ActiveRecord class DatabaseTasksCheckSchemaFileTest < ActiveRecord::TestCase def test_check_schema_file - Kernel.expects(:abort).with(regexp_matches(/awesome-file.sql/)) - ActiveRecord::Tasks::DatabaseTasks.check_schema_file("awesome-file.sql") + assert_called_with(Kernel, :abort, [/awesome-file.sql/]) do + ActiveRecord::Tasks::DatabaseTasks.check_schema_file("awesome-file.sql") + end end end diff --git a/activerecord/test/cases/tasks/mysql_rake_test.rb b/activerecord/test/cases/tasks/mysql_rake_test.rb index 047153e7cc..6cddfaefeb 100644 --- a/activerecord/test/cases/tasks/mysql_rake_test.rb +++ b/activerecord/test/cases/tasks/mysql_rake_test.rb @@ -222,9 +222,14 @@ if current_adapter?(:Mysql2Adapter) def test_structure_dump filename = "awesome-file.sql" - Kernel.expects(:system).with("mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db").returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) + assert_called_with( + Kernel, + :system, + ["mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db"], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) + end end def test_structure_dump_with_extra_flags @@ -242,39 +247,57 @@ if current_adapter?(:Mysql2Adapter) filename = "awesome-file.sql" ActiveRecord::SchemaDumper.expects(:ignore_tables).returns(["foo", "bar"]) - Kernel.expects(:system).with("mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "--ignore-table=test-db.foo", "--ignore-table=test-db.bar", "test-db").returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) + assert_called_with( + Kernel, + :system, + ["mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "--ignore-table=test-db.foo", "--ignore-table=test-db.bar", "test-db"], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) + end end def test_warn_when_external_structure_dump_command_execution_fails filename = "awesome-file.sql" - Kernel.expects(:system) - .with("mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db") - .returns(false) - - e = assert_raise(RuntimeError) { - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) - } - assert_match(/^failed to execute: `mysqldump`$/, e.message) + assert_called_with( + Kernel, + :system, + ["mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db"], + returns: false + ) do + e = assert_raise(RuntimeError) { + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) + } + assert_match(/^failed to execute: `mysqldump`$/, e.message) + end end def test_structure_dump_with_port_number filename = "awesome-file.sql" - Kernel.expects(:system).with("mysqldump", "--port=10000", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db").returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_dump( - @configuration.merge("port" => 10000), - filename) + assert_called_with( + Kernel, + :system, + ["mysqldump", "--port=10000", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db"], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump( + @configuration.merge("port" => 10000), + filename) + end end def test_structure_dump_with_ssl filename = "awesome-file.sql" - Kernel.expects(:system).with("mysqldump", "--ssl-ca=ca.crt", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db").returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_dump( - @configuration.merge("sslca" => "ca.crt"), - filename) + assert_called_with( + Kernel, + :system, + ["mysqldump", "--ssl-ca=ca.crt", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db"], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump( + @configuration.merge("sslca" => "ca.crt"), + filename) + end end private diff --git a/activerecord/test/cases/tasks/postgresql_rake_test.rb b/activerecord/test/cases/tasks/postgresql_rake_test.rb index ca1defa332..a1a3700f07 100644 --- a/activerecord/test/cases/tasks/postgresql_rake_test.rb +++ b/activerecord/test/cases/tasks/postgresql_rake_test.rb @@ -236,9 +236,14 @@ if current_adapter?(:PostgreSQLAdapter) end def test_structure_dump - Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "my-app-db").returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + assert_called_with( + Kernel, + :system, + ["pg_dump", "-s", "-x", "-O", "-f", @filename, "my-app-db"], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + end end def test_structure_dump_header_comments_removed @@ -261,47 +266,76 @@ if current_adapter?(:PostgreSQLAdapter) end def test_structure_dump_with_ignore_tables - ActiveRecord::SchemaDumper.expects(:ignore_tables).returns(["foo", "bar"]) - - Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "-T", "foo", "-T", "bar", "my-app-db").returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + assert_called( + ActiveRecord::SchemaDumper, + :ignore_tables, + returns: ["foo", "bar"] + ) do + assert_called_with( + Kernel, + :system, + ["pg_dump", "-s", "-x", "-O", "-f", @filename, "-T", "foo", "-T", "bar", "my-app-db"], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + end + end end def test_structure_dump_with_schema_search_path @configuration["schema_search_path"] = "foo,bar" - Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "--schema=foo", "--schema=bar", "my-app-db").returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + assert_called_with( + Kernel, + :system, + ["pg_dump", "-s", "-x", "-O", "-f", @filename, "--schema=foo", "--schema=bar", "my-app-db"], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + end end def test_structure_dump_with_schema_search_path_and_dump_schemas_all @configuration["schema_search_path"] = "foo,bar" - Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "my-app-db").returns(true) - - with_dump_schemas(:all) do - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + assert_called_with( + Kernel, + :system, + ["pg_dump", "-s", "-x", "-O", "-f", @filename, "my-app-db"], + returns: true + ) do + with_dump_schemas(:all) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + end end end def test_structure_dump_with_dump_schemas_string - Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "--schema=foo", "--schema=bar", "my-app-db").returns(true) - - with_dump_schemas("foo,bar") do - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + assert_called_with( + Kernel, + :system, + ["pg_dump", "-s", "-x", "-O", "-f", @filename, "--schema=foo", "--schema=bar", "my-app-db"], + returns: true + ) do + with_dump_schemas("foo,bar") do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) + end end end def test_structure_dump_execution_fails filename = "awesome-file.sql" - Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", filename, "my-app-db").returns(nil) - - e = assert_raise(RuntimeError) do - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) + assert_called_with( + Kernel, + :system, + ["pg_dump", "-s", "-x", "-O", "-f", filename, "my-app-db"], + returns: nil + ) do + e = assert_raise(RuntimeError) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) + end + assert_match("failed to execute:", e.message) end - assert_match("failed to execute:", e.message) end private @@ -336,9 +370,14 @@ if current_adapter?(:PostgreSQLAdapter) def test_structure_load filename = "awesome-file.sql" - Kernel.expects(:system).with("psql", "-v", "ON_ERROR_STOP=1", "-q", "-f", filename, @configuration["database"]).returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename) + assert_called_with( + Kernel, + :system, + ["psql", "-v", "ON_ERROR_STOP=1", "-q", "-f", filename, @configuration["database"]], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename) + end end def test_structure_load_with_extra_flags @@ -354,9 +393,14 @@ if current_adapter?(:PostgreSQLAdapter) def test_structure_load_accepts_path_with_spaces filename = "awesome file.sql" - Kernel.expects(:system).with("psql", "-v", "ON_ERROR_STOP=1", "-q", "-f", filename, @configuration["database"]).returns(true) - - ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename) + assert_called_with( + Kernel, + :system, + ["psql", "-v", "ON_ERROR_STOP=1", "-q", "-f", filename, @configuration["database"]], + returns: true + ) do + ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename) + end end private diff --git a/activerecord/test/cases/tasks/sqlite_rake_test.rb b/activerecord/test/cases/tasks/sqlite_rake_test.rb index d7e3caa2ff..d368a7a6ee 100644 --- a/activerecord/test/cases/tasks/sqlite_rake_test.rb +++ b/activerecord/test/cases/tasks/sqlite_rake_test.rb @@ -204,9 +204,9 @@ if current_adapter?(:SQLite3Adapter) def test_structure_dump_with_ignore_tables dbfile = @database filename = "awesome-file.sql" - ActiveRecord::SchemaDumper.expects(:ignore_tables).returns(["foo"]) - - ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename, "/rails/root") + assert_called(ActiveRecord::SchemaDumper, :ignore_tables, returns: ["foo"]) do + ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename, "/rails/root") + end assert File.exist?(dbfile) assert File.exist?(filename) assert_match(/bar/, File.read(filename)) @@ -219,14 +219,19 @@ if current_adapter?(:SQLite3Adapter) def test_structure_dump_execution_fails dbfile = @database filename = "awesome-file.sql" - Kernel.expects(:system).with("sqlite3", "--noop", "db_create.sqlite3", ".schema", out: "awesome-file.sql").returns(nil) - - e = assert_raise(RuntimeError) do - with_structure_dump_flags(["--noop"]) do - quietly { ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename, "/rails/root") } + assert_called_with( + Kernel, + :system, + ["sqlite3", "--noop", "db_create.sqlite3", ".schema", out: "awesome-file.sql"], + returns: nil + ) do + e = assert_raise(RuntimeError) do + with_structure_dump_flags(["--noop"]) do + quietly { ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename, "/rails/root") } + end end + assert_match("failed to execute:", e.message) end - assert_match("failed to execute:", e.message) ensure FileUtils.rm_f(filename) FileUtils.rm_f(dbfile) diff --git a/activerecord/test/cases/test_case.rb b/activerecord/test/cases/test_case.rb index 024b5bd8a1..409b07e56c 100644 --- a/activerecord/test/cases/test_case.rb +++ b/activerecord/test/cases/test_case.rb @@ -1,6 +1,6 @@ # frozen_string_literal: true -require "active_support/test_case" +require "active_support" require "active_support/testing/autorun" require "active_support/testing/method_call_assertions" require "active_support/testing/stream" diff --git a/activerecord/test/cases/time_precision_test.rb b/activerecord/test/cases/time_precision_test.rb index 41455637bb..086500de38 100644 --- a/activerecord/test/cases/time_precision_test.rb +++ b/activerecord/test/cases/time_precision_test.rb @@ -27,6 +27,24 @@ if subsecond_precision_supported? assert_equal 6, Foo.columns_hash["finish"].precision end + def test_time_precision_is_truncated_on_assignment + @connection.create_table(:foos, force: true) + @connection.add_column :foos, :start, :time, precision: 0 + @connection.add_column :foos, :finish, :time, precision: 6 + + time = ::Time.now.change(nsec: 123456789) + foo = Foo.new(start: time, finish: time) + + assert_equal 0, foo.start.nsec + assert_equal 123456000, foo.finish.nsec + + foo.save! + foo.reload + + assert_equal 0, foo.start.nsec + assert_equal 123456000, foo.finish.nsec + end + def test_passing_precision_to_time_does_not_set_limit @connection.create_table(:foos, force: true) do |t| t.time :start, precision: 3 diff --git a/activerecord/test/cases/timestamp_test.rb b/activerecord/test/cases/timestamp_test.rb index e95446c0a7..75ecd6fc40 100644 --- a/activerecord/test/cases/timestamp_test.rb +++ b/activerecord/test/cases/timestamp_test.rb @@ -90,12 +90,22 @@ class TimestampTest < ActiveRecord::TestCase @developer.touch(:created_at) end - assert !@developer.created_at_changed?, "created_at should not be changed" - assert !@developer.changed?, "record should not be changed" + assert_not @developer.created_at_changed?, "created_at should not be changed" + assert_not @developer.changed?, "record should not be changed" assert_not_equal previously_created_at, @developer.created_at assert_not_equal @previously_updated_at, @developer.updated_at end + def test_touching_update_at_attribute_as_symbol_updates_timestamp + travel(1.second) do + @developer.touch(:updated_at) + end + + assert_not @developer.updated_at_changed? + assert_not @developer.changed? + assert_not_equal @previously_updated_at, @developer.updated_at + end + def test_touching_an_attribute_updates_it task = Task.first previous_value = task.ending diff --git a/activerecord/test/cases/transaction_callbacks_test.rb b/activerecord/test/cases/transaction_callbacks_test.rb index 1c7cec4dad..05941c75ac 100644 --- a/activerecord/test/cases/transaction_callbacks_test.rb +++ b/activerecord/test/cases/transaction_callbacks_test.rb @@ -367,6 +367,26 @@ class TransactionCallbacksTest < ActiveRecord::TestCase assert_match(/:on conditions for after_commit and after_rollback callbacks have to be one of \[:create, :destroy, :update\]/, e.message) end + def test_after_commit_chain_not_called_on_errors + record_1 = TopicWithCallbacks.create! + record_2 = TopicWithCallbacks.create! + record_3 = TopicWithCallbacks.create! + callbacks = [] + record_1.after_commit_block { raise } + record_2.after_commit_block { callbacks << record_2.id } + record_3.after_commit_block { callbacks << record_3.id } + begin + TopicWithCallbacks.transaction do + record_1.save! + record_2.save! + record_3.save! + end + rescue + # From record_1.after_commit + end + assert_equal [], callbacks + end + def test_saving_a_record_with_a_belongs_to_that_specifies_touching_the_parent_should_call_callbacks_on_the_parent_object pet = Pet.first owner = pet.owner @@ -394,6 +414,28 @@ class TransactionCallbacksTest < ActiveRecord::TestCase end end +class TransactionAfterCommitCallbacksWithOptimisticLockingTest < ActiveRecord::TestCase + class PersonWithCallbacks < ActiveRecord::Base + self.table_name = :people + + after_create_commit { |record| record.history << :commit_on_create } + after_update_commit { |record| record.history << :commit_on_update } + after_destroy_commit { |record| record.history << :commit_on_destroy } + + def history + @history ||= [] + end + end + + def test_after_commit_callbacks_with_optimistic_locking + person = PersonWithCallbacks.create!(first_name: "first name") + person.update!(first_name: "another name") + person.destroy + + assert_equal [:commit_on_create, :commit_on_update, :commit_on_destroy], person.history + end +end + class CallbacksOnMultipleActionsTest < ActiveRecord::TestCase self.use_transactional_tests = false diff --git a/activerecord/test/cases/transactions_test.rb b/activerecord/test/cases/transactions_test.rb index c70286d52a..5b685ca564 100644 --- a/activerecord/test/cases/transactions_test.rb +++ b/activerecord/test/cases/transactions_test.rb @@ -47,7 +47,7 @@ class TransactionTest < ActiveRecord::TestCase end assert Topic.find(1).approved?, "First should have been approved" - assert !Topic.find(2).approved?, "Second should have been unapproved" + assert_not Topic.find(2).approved?, "Second should have been unapproved" end def transaction_with_return @@ -80,7 +80,7 @@ class TransactionTest < ActiveRecord::TestCase assert committed assert Topic.find(1).approved?, "First should have been approved" - assert !Topic.find(2).approved?, "Second should have been unapproved" + assert_not Topic.find(2).approved?, "Second should have been unapproved" ensure Topic.connection.class_eval do remove_method :commit_db_transaction @@ -121,7 +121,7 @@ class TransactionTest < ActiveRecord::TestCase end assert Topic.find(1).approved?, "First should have been approved" - assert !Topic.find(2).approved?, "Second should have been unapproved" + assert_not Topic.find(2).approved?, "Second should have been unapproved" end def test_failing_on_exception @@ -138,9 +138,9 @@ class TransactionTest < ActiveRecord::TestCase end assert @first.approved?, "First should still be changed in the objects" - assert !@second.approved?, "Second should still be changed in the objects" + assert_not @second.approved?, "Second should still be changed in the objects" - assert !Topic.find(1).approved?, "First shouldn't have been approved" + assert_not Topic.find(1).approved?, "First shouldn't have been approved" assert Topic.find(2).approved?, "Second should still be approved" end @@ -159,13 +159,13 @@ class TransactionTest < ActiveRecord::TestCase def @first.before_save_for_transaction raise ActiveRecord::Rollback end - assert !@first.approved + assert_not @first.approved Topic.transaction do @first.approved = true @first.save! end - assert !Topic.find(@first.id).approved?, "Should not commit the approved flag" + assert_not Topic.find(@first.id).approved?, "Should not commit the approved flag" end def test_raising_exception_in_nested_transaction_restore_state_in_save @@ -194,7 +194,7 @@ class TransactionTest < ActiveRecord::TestCase posts_count = author.posts.size assert posts_count > 0 status = author.update(name: nil, post_ids: []) - assert !status + assert_not status assert_equal posts_count, author.posts.reload.size end @@ -212,7 +212,7 @@ class TransactionTest < ActiveRecord::TestCase add_cancelling_before_destroy_with_db_side_effect_to_topic @first nbooks_before_destroy = Book.count status = @first.destroy - assert !status + assert_not status @first.reload assert_equal nbooks_before_destroy, Book.count end @@ -224,7 +224,7 @@ class TransactionTest < ActiveRecord::TestCase original_author_name = @first.author_name @first.author_name += "_this_should_not_end_up_in_the_db" status = @first.save - assert !status + assert_not status assert_equal original_author_name, @first.reload.author_name assert_equal nbooks_before_save, Book.count end @@ -288,7 +288,19 @@ class TransactionTest < ActiveRecord::TestCase } new_topic = topic.create(title: "A new topic") - assert !new_topic.persisted?, "The topic should not be persisted" + assert_not new_topic.persisted?, "The topic should not be persisted" + assert_nil new_topic.id, "The topic should not have an ID" + end + + def test_callback_rollback_in_create_with_rollback_exception + topic = Class.new(Topic) { + def after_create_for_transaction + raise ActiveRecord::Rollback + end + } + + new_topic = topic.create(title: "A new topic") + assert_not new_topic.persisted?, "The topic should not be persisted" assert_nil new_topic.id, "The topic should not have an ID" end @@ -303,7 +315,7 @@ class TransactionTest < ActiveRecord::TestCase end assert Topic.find(1).approved?, "First should have been approved" - assert !Topic.find(2).approved?, "Second should have been unapproved" + assert_not Topic.find(2).approved?, "Second should have been unapproved" end def test_nested_transaction_with_new_transaction_applies_parent_state_on_rollback @@ -323,8 +335,8 @@ class TransactionTest < ActiveRecord::TestCase raise ActiveRecord::Rollback end - refute_predicate topic_one, :persisted? - refute_predicate topic_two, :persisted? + assert_not_predicate topic_one, :persisted? + assert_not_predicate topic_two, :persisted? end def test_nested_transaction_without_new_transaction_applies_parent_state_on_rollback @@ -344,8 +356,8 @@ class TransactionTest < ActiveRecord::TestCase raise ActiveRecord::Rollback end - refute_predicate topic_one, :persisted? - refute_predicate topic_two, :persisted? + assert_not_predicate topic_one, :persisted? + assert_not_predicate topic_two, :persisted? end def test_double_nested_transaction_applies_parent_state_on_rollback @@ -371,9 +383,9 @@ class TransactionTest < ActiveRecord::TestCase raise ActiveRecord::Rollback end - refute_predicate topic_one, :persisted? - refute_predicate topic_two, :persisted? - refute_predicate topic_three, :persisted? + assert_not_predicate topic_one, :persisted? + assert_not_predicate topic_two, :persisted? + assert_not_predicate topic_three, :persisted? end def test_manually_rolling_back_a_transaction @@ -387,9 +399,9 @@ class TransactionTest < ActiveRecord::TestCase end assert @first.approved?, "First should still be changed in the objects" - assert !@second.approved?, "Second should still be changed in the objects" + assert_not @second.approved?, "Second should still be changed in the objects" - assert !Topic.find(1).approved?, "First shouldn't have been approved" + assert_not Topic.find(1).approved?, "First shouldn't have been approved" assert Topic.find(2).approved?, "Second should still be approved" end @@ -581,7 +593,7 @@ class TransactionTest < ActiveRecord::TestCase # about it since there is no specific error # for frozen objects. assert_match(/frozen/i, e.message) - assert !topic.persisted?, "not persisted" + assert_not topic.persisted?, "not persisted" assert_nil topic.id assert topic.frozen?, "not frozen" end @@ -608,9 +620,9 @@ class TransactionTest < ActiveRecord::TestCase thread.join assert @first.approved?, "First should still be changed in the objects" - assert !@second.approved?, "Second should still be changed in the objects" + assert_not @second.approved?, "Second should still be changed in the objects" - assert !Topic.find(1).approved?, "First shouldn't have been approved" + assert_not Topic.find(1).approved?, "First shouldn't have been approved" assert Topic.find(2).approved?, "Second should still be approved" end @@ -641,15 +653,15 @@ class TransactionTest < ActiveRecord::TestCase raise ActiveRecord::Rollback end - assert !topic_1.persisted?, "not persisted" + assert_not topic_1.persisted?, "not persisted" assert_nil topic_1.id - assert !topic_2.persisted?, "not persisted" + assert_not topic_2.persisted?, "not persisted" assert_nil topic_2.id - assert !topic_3.persisted?, "not persisted" + assert_not topic_3.persisted?, "not persisted" assert_nil topic_3.id assert @first.persisted?, "persisted" assert_not_nil @first.id - assert !@second.destroyed?, "not destroyed" + assert_not @second.destroyed?, "not destroyed" end def test_restore_frozen_state_after_double_destroy @@ -667,6 +679,36 @@ class TransactionTest < ActiveRecord::TestCase assert_not_predicate topic, :frozen? end + def test_restore_new_record_after_double_save + topic = Topic.new + + Topic.transaction do + topic.save! + topic.save! + raise ActiveRecord::Rollback + end + + assert_nil topic.id + assert_predicate topic, :new_record? + end + + def test_dont_restore_new_record_in_subsequent_transaction + topic = Topic.new + + Topic.transaction do + topic.save! + topic.save! + end + + Topic.transaction do + topic.save! + raise ActiveRecord::Rollback + end + + assert_predicate topic, :persisted? + assert_not_predicate topic, :new_record? + end + def test_restore_id_after_rollback topic = Topic.new diff --git a/activerecord/test/cases/unconnected_test.rb b/activerecord/test/cases/unconnected_test.rb index f4d8be5897..9eefc32745 100644 --- a/activerecord/test/cases/unconnected_test.rb +++ b/activerecord/test/cases/unconnected_test.rb @@ -30,6 +30,6 @@ class TestUnconnectedAdapter < ActiveRecord::TestCase end def test_underlying_adapter_no_longer_active - assert !@underlying.active?, "Removed adapter should no longer be active" + assert_not @underlying.active?, "Removed adapter should no longer be active" end end diff --git a/activerecord/test/cases/unsafe_raw_sql_test.rb b/activerecord/test/cases/unsafe_raw_sql_test.rb index 72d4997d0b..d5d8f2a09a 100644 --- a/activerecord/test/cases/unsafe_raw_sql_test.rb +++ b/activerecord/test/cases/unsafe_raw_sql_test.rb @@ -107,6 +107,26 @@ class UnsafeRawSqlTest < ActiveRecord::TestCase assert_equal ids_expected, ids_disabled end + test "order: allows NULLS FIRST and NULLS LAST too" do + raise "precondition failed" if Post.count < 2 + + # Ensure there are NULL and non-NULL post types. + Post.first.update_column(:type, nil) + Post.last.update_column(:type, "Programming") + + ["asc", "desc", ""].each do |direction| + %w(first last).each do |position| + ids_expected = Post.order(Arel.sql("type #{direction} nulls #{position}")).pluck(:id) + + ids_depr = with_unsafe_raw_sql_deprecated { Post.order("type #{direction} nulls #{position}").pluck(:id) } + ids_disabled = with_unsafe_raw_sql_disabled { Post.order("type #{direction} nulls #{position}").pluck(:id) } + + assert_equal ids_expected, ids_depr + assert_equal ids_expected, ids_disabled + end + end + end if current_adapter?(:PostgreSQLAdapter) + test "order: disallows invalid column name" do with_unsafe_raw_sql_disabled do assert_raises(ActiveRecord::UnknownAttributeReference) do diff --git a/activerecord/test/cases/validations/length_validation_test.rb b/activerecord/test/cases/validations/length_validation_test.rb index 62cd89041a..1fbcdc271b 100644 --- a/activerecord/test/cases/validations/length_validation_test.rb +++ b/activerecord/test/cases/validations/length_validation_test.rb @@ -17,7 +17,7 @@ class LengthValidationTest < ActiveRecord::TestCase def test_validates_size_of_association assert_nothing_raised { @owner.validates_size_of :pets, minimum: 1 } o = @owner.new("name" => "nopets") - assert !o.save + assert_not o.save assert_predicate o.errors[:pets], :any? o.pets.build("name" => "apet") assert_predicate o, :valid? @@ -26,21 +26,21 @@ class LengthValidationTest < ActiveRecord::TestCase def test_validates_size_of_association_using_within assert_nothing_raised { @owner.validates_size_of :pets, within: 1..2 } o = @owner.new("name" => "nopets") - assert !o.save + assert_not o.save assert_predicate o.errors[:pets], :any? o.pets.build("name" => "apet") assert_predicate o, :valid? 2.times { o.pets.build("name" => "apet") } - assert !o.save + assert_not o.save assert_predicate o.errors[:pets], :any? end def test_validates_size_of_association_utf8 @owner.validates_size_of :pets, minimum: 1 o = @owner.new("name" => "あいうえおかきくけこ") - assert !o.save + assert_not o.save assert_predicate o.errors[:pets], :any? o.pets.build("name" => "あいうえおかきくけこ") assert_predicate o, :valid? diff --git a/activerecord/test/cases/validations/uniqueness_validation_test.rb b/activerecord/test/cases/validations/uniqueness_validation_test.rb index 941aed5402..8f6f47e5fb 100644 --- a/activerecord/test/cases/validations/uniqueness_validation_test.rb +++ b/activerecord/test/cases/validations/uniqueness_validation_test.rb @@ -83,8 +83,8 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert t.save, "Should still save t as unique" t2 = Topic.new("title" => "I'm uniqué!") - assert !t2.valid?, "Shouldn't be valid" - assert !t2.save, "Shouldn't save t2 as unique" + assert_not t2.valid?, "Shouldn't be valid" + assert_not t2.save, "Shouldn't save t2 as unique" assert_equal ["has already been taken"], t2.errors[:title] t2.title = "Now I am really also unique" @@ -106,8 +106,8 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert t.save, "Should save t as unique" t2 = Topic.new("title" => nil) - assert !t2.valid?, "Shouldn't be valid" - assert !t2.save, "Shouldn't save t2 as unique" + assert_not t2.valid?, "Shouldn't be valid" + assert_not t2.save, "Shouldn't save t2 as unique" assert_equal ["has already been taken"], t2.errors[:title] end @@ -146,7 +146,7 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert r1.valid?, "Saving r1" r2 = t.replies.create "title" => "r2", "content" => "hello world" - assert !r2.valid?, "Saving r2 first time" + assert_not r2.valid?, "Saving r2 first time" r2.content = "something else" assert r2.save, "Saving r2 second time" @@ -172,7 +172,7 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert r1.valid?, "Saving r1" r2 = t.replies.create "title" => "r2", "content" => "hello world" - assert !r2.valid?, "Saving r2 first time" + assert_not r2.valid?, "Saving r2 first time" end def test_validate_uniqueness_with_polymorphic_object_scope @@ -193,7 +193,7 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert r1.valid?, "Saving r1" r2 = ReplyWithTitleObject.create "title" => "r1", "content" => "hello world" - assert !r2.valid?, "Saving r2 first time" + assert_not r2.valid?, "Saving r2 first time" end def test_validate_uniqueness_with_object_arg @@ -205,7 +205,7 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert r1.valid?, "Saving r1" r2 = t.replies.create "title" => "r2", "content" => "hello world" - assert !r2.valid?, "Saving r2 first time" + assert_not r2.valid?, "Saving r2 first time" end def test_validate_uniqueness_scoped_to_defining_class @@ -215,7 +215,7 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert r1.valid?, "Saving r1" r2 = t.silly_unique_replies.create "title" => "r2", "content" => "a barrel of fun" - assert !r2.valid?, "Saving r2" + assert_not r2.valid?, "Saving r2" # Should succeed as validates_uniqueness_of only applies to # UniqueReply and its subclasses @@ -232,19 +232,19 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert r1.valid?, "Saving r1" r2 = t.replies.create "author_name" => "jeremy", "author_email_address" => "jeremy@rubyonrails.com", "title" => "You're crazy!", "content" => "Crazy reply again..." - assert !r2.valid?, "Saving r2. Double reply by same author." + assert_not r2.valid?, "Saving r2. Double reply by same author." r2.author_email_address = "jeremy_alt_email@rubyonrails.com" assert r2.save, "Saving r2 the second time." r3 = t.replies.create "author_name" => "jeremy", "author_email_address" => "jeremy_alt_email@rubyonrails.com", "title" => "You're wrong", "content" => "It's cubic" - assert !r3.valid?, "Saving r3" + assert_not r3.valid?, "Saving r3" r3.author_name = "jj" assert r3.save, "Saving r3 the second time." r3.author_name = "jeremy" - assert !r3.save, "Saving r3 the third time." + assert_not r3.save, "Saving r3 the third time." end def test_validate_case_insensitive_uniqueness @@ -257,15 +257,15 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert t.save, "Should still save t as unique" t2 = Topic.new("title" => "I'm UNIQUE!", :parent_id => 1) - assert !t2.valid?, "Shouldn't be valid" - assert !t2.save, "Shouldn't save t2 as unique" + assert_not t2.valid?, "Shouldn't be valid" + assert_not t2.save, "Shouldn't save t2 as unique" assert_predicate t2.errors[:title], :any? assert_predicate t2.errors[:parent_id], :any? assert_equal ["has already been taken"], t2.errors[:title] t2.title = "I'm truly UNIQUE!" - assert !t2.valid?, "Shouldn't be valid" - assert !t2.save, "Shouldn't save t2 as unique" + assert_not t2.valid?, "Shouldn't be valid" + assert_not t2.save, "Shouldn't save t2 as unique" assert_empty t2.errors[:title] assert_predicate t2.errors[:parent_id], :any? @@ -283,8 +283,8 @@ class UniquenessValidationTest < ActiveRecord::TestCase # If database hasn't UTF-8 character set, this test fails if Topic.all.merge!(select: "LOWER(title) AS title").find(t_utf8.id).title == "я тоже уникальный!" t2_utf8 = Topic.new("title" => "я тоже УНИКАЛЬНЫЙ!") - assert !t2_utf8.valid?, "Shouldn't be valid" - assert !t2_utf8.save, "Shouldn't save t2_utf8 as unique" + assert_not t2_utf8.valid?, "Shouldn't be valid" + assert_not t2_utf8.save, "Shouldn't save t2_utf8 as unique" end end @@ -349,7 +349,7 @@ class UniquenessValidationTest < ActiveRecord::TestCase def test_validate_uniqueness_with_non_standard_table_names i1 = WarehouseThing.create(value: 1000) - assert !i1.valid?, "i1 should not be valid" + assert_not i1.valid?, "i1 should not be valid" assert i1.errors[:value].any?, "Should not be empty" end @@ -417,12 +417,12 @@ class UniquenessValidationTest < ActiveRecord::TestCase # Should use validation from base class (which is abstract) w2 = IneptWizard.new(name: "Rincewind", city: "Quirm") - assert !w2.valid?, "w2 shouldn't be valid" + assert_not w2.valid?, "w2 shouldn't be valid" assert w2.errors[:name].any?, "Should have errors for name" assert_equal ["has already been taken"], w2.errors[:name], "Should have uniqueness message for name" w3 = Conjurer.new(name: "Rincewind", city: "Quirm") - assert !w3.valid?, "w3 shouldn't be valid" + assert_not w3.valid?, "w3 shouldn't be valid" assert w3.errors[:name].any?, "Should have errors for name" assert_equal ["has already been taken"], w3.errors[:name], "Should have uniqueness message for name" @@ -430,12 +430,12 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert w4.valid?, "Saving w4" w5 = Thaumaturgist.new(name: "The Amazing Bonko", city: "Lancre") - assert !w5.valid?, "w5 shouldn't be valid" + assert_not w5.valid?, "w5 shouldn't be valid" assert w5.errors[:name].any?, "Should have errors for name" assert_equal ["has already been taken"], w5.errors[:name], "Should have uniqueness message for name" w6 = Thaumaturgist.new(name: "Mustrum Ridcully", city: "Quirm") - assert !w6.valid?, "w6 shouldn't be valid" + assert_not w6.valid?, "w6 shouldn't be valid" assert w6.errors[:city].any?, "Should have errors for city" assert_equal ["has already been taken"], w6.errors[:city], "Should have uniqueness message for city" end @@ -446,7 +446,7 @@ class UniquenessValidationTest < ActiveRecord::TestCase Topic.create("title" => "I'm an unapproved topic", "approved" => false) t3 = Topic.new("title" => "I'm a topic", "approved" => true) - assert !t3.valid?, "t3 shouldn't be valid" + assert_not t3.valid?, "t3 shouldn't be valid" t4 = Topic.new("title" => "I'm an unapproved topic", "approved" => false) assert t4.valid?, "t4 should be valid" diff --git a/activerecord/test/cases/validations_test.rb b/activerecord/test/cases/validations_test.rb index 6c83bbd15c..a33877f43a 100644 --- a/activerecord/test/cases/validations_test.rb +++ b/activerecord/test/cases/validations_test.rb @@ -39,7 +39,7 @@ class ValidationsTest < ActiveRecord::TestCase def test_valid_using_special_context r = WrongReply.new(title: "Valid title") - assert !r.valid?(:special_case) + assert_not r.valid?(:special_case) assert_equal "Invalid", r.errors[:author_name].join r.author_name = "secret" @@ -125,7 +125,7 @@ class ValidationsTest < ActiveRecord::TestCase def test_save_without_validation reply = WrongReply.new - assert !reply.save + assert_not reply.save assert reply.save(validate: false) end diff --git a/activerecord/test/fixtures/sponsors.yml b/activerecord/test/fixtures/sponsors.yml index 2da541c539..02ddb8dd38 100644 --- a/activerecord/test/fixtures/sponsors.yml +++ b/activerecord/test/fixtures/sponsors.yml @@ -10,3 +10,6 @@ crazy_club_sponsor_for_groucho: sponsor_club: crazy_club sponsorable_id: 3 sponsorable_type: Member +sponsor_for_author_david: + sponsorable_id: 1 + sponsorable_type: Author diff --git a/activerecord/test/migrations/decimal/1_give_me_big_numbers.rb b/activerecord/test/migrations/decimal/1_give_me_big_numbers.rb index b892f50e41..7d4233fe31 100644 --- a/activerecord/test/migrations/decimal/1_give_me_big_numbers.rb +++ b/activerecord/test/migrations/decimal/1_give_me_big_numbers.rb @@ -5,7 +5,7 @@ class GiveMeBigNumbers < ActiveRecord::Migration::Current create_table :big_numbers do |table| table.column :bank_balance, :decimal, precision: 10, scale: 2 table.column :big_bank_balance, :decimal, precision: 15, scale: 2 - table.column :world_population, :decimal, precision: 10 + table.column :world_population, :decimal, precision: 20 table.column :my_house_population, :decimal, precision: 2 table.column :value_of_e, :decimal end diff --git a/activerecord/test/models/admin/user.rb b/activerecord/test/models/admin/user.rb index abb5cb28e7..3f55364510 100644 --- a/activerecord/test/models/admin/user.rb +++ b/activerecord/test/models/admin/user.rb @@ -19,6 +19,9 @@ class Admin::User < ActiveRecord::Base store :params, accessors: [ :token ], coder: YAML store :settings, accessors: [ :color, :homepage ] store_accessor :settings, :favorite_food + store :parent, accessors: [:birthday, :name], prefix: true + store :spouse, accessors: [:birthday], prefix: :partner + store_accessor :spouse, :name, prefix: :partner store :preferences, accessors: [ :remember_login ] store :json_data, accessors: [ :height, :weight ], coder: Coder.new store :json_data_empty, accessors: [ :is_a_good_guy ], coder: Coder.new diff --git a/activerecord/test/models/author.rb b/activerecord/test/models/author.rb index bd12cdf7ef..75932c7eb6 100644 --- a/activerecord/test/models/author.rb +++ b/activerecord/test/models/author.rb @@ -162,6 +162,9 @@ class Author < ActiveRecord::Base def extension_method; end end + has_many :top_posts, -> { order(id: :asc) }, class_name: "Post" + has_many :other_top_posts, -> { order(id: :asc) }, class_name: "Post" + attr_accessor :post_log after_initialize :set_post_log diff --git a/activerecord/test/models/company.rb b/activerecord/test/models/company.rb index fc6488f729..6219f57fa1 100644 --- a/activerecord/test/models/company.rb +++ b/activerecord/test/models/company.rb @@ -145,6 +145,11 @@ class Client < Company raise RaisedOnSave if raise_on_save end + attr_accessor :throw_on_save + before_save do + throw :abort if throw_on_save + end + class RaisedOnDestroy < RuntimeError; end attr_accessor :raise_on_destroy before_destroy do diff --git a/activerecord/test/models/frog.rb b/activerecord/test/models/frog.rb new file mode 100644 index 0000000000..73601aacdd --- /dev/null +++ b/activerecord/test/models/frog.rb @@ -0,0 +1,8 @@ +# frozen_string_literal: true + +class Frog < ActiveRecord::Base + after_save do + with_lock do + end + end +end diff --git a/activerecord/test/models/member_detail.rb b/activerecord/test/models/member_detail.rb index 87f7aab9a2..e121a849d0 100644 --- a/activerecord/test/models/member_detail.rb +++ b/activerecord/test/models/member_detail.rb @@ -5,6 +5,7 @@ class MemberDetail < ActiveRecord::Base belongs_to :organization has_one :member_type, through: :member has_one :membership, through: :member + has_one :admittable, through: :member, source_type: "Member" has_many :organization_member_details, through: :organization, source: :member_details end diff --git a/activerecord/test/models/topic.rb b/activerecord/test/models/topic.rb index 8cd4dc352a..2e386d7669 100644 --- a/activerecord/test/models/topic.rb +++ b/activerecord/test/models/topic.rb @@ -12,9 +12,17 @@ class Topic < ActiveRecord::Base scope :scope_with_lambda, lambda { all } + scope :by_private_lifo, -> { where(author_name: private_lifo) } scope :by_lifo, -> { where(author_name: "lifo") } scope :replied, -> { where "replies_count > 0" } + class << self + private + def private_lifo + "lifo" + end + end + scope "approved_as_string", -> { where(approved: true) } scope :anonymous_extension, -> {} do def one @@ -89,7 +97,7 @@ class Topic < ActiveRecord::Base end def set_email_address - unless persisted? + unless persisted? || will_save_change_to_author_email_address? self.author_email_address = "test@test.com" end end diff --git a/activerecord/test/schema/schema.rb b/activerecord/test/schema/schema.rb index 3f4fe16678..92ad25ef76 100644 --- a/activerecord/test/schema/schema.rb +++ b/activerecord/test/schema/schema.rb @@ -21,6 +21,8 @@ ActiveRecord::Schema.define do create_table :admin_users, force: true do |t| t.string :name t.string :settings, null: true, limit: 1024 + t.string :parent, null: true, limit: 1024 + t.string :spouse, null: true, limit: 1024 # MySQL does not allow default values for blobs. Fake it out with a # big varchar below. t.string :preferences, null: true, default: "", limit: 1024 @@ -210,7 +212,7 @@ ActiveRecord::Schema.define do t.index [:firm_id, :type, :rating], name: "company_index", length: { type: 10 }, order: { rating: :desc } t.index [:firm_id, :type], name: "company_partial_index", where: "(rating > 10)" t.index :name, name: "company_name_index", using: :btree - t.index "lower(name)", name: "company_expression_index" if supports_expression_index? + t.index "(CASE WHEN rating > 0 THEN lower(name) END)", name: "company_expression_index" if supports_expression_index? end create_table :content, force: true do |t| @@ -345,6 +347,10 @@ ActiveRecord::Schema.define do t.string :token end + create_table :frogs, force: true do |t| + t.string :name + end + create_table :funny_jokes, force: true do |t| t.string :name end @@ -480,7 +486,8 @@ ActiveRecord::Schema.define do create_table :members, force: true do |t| t.string :name - t.integer :member_type_id + t.references :member_type, index: false + t.references :admittable, polymorphic: true, index: false end create_table :member_details, force: true do |t| @@ -547,7 +554,7 @@ ActiveRecord::Schema.define do create_table :numeric_data, force: true do |t| t.decimal :bank_balance, precision: 10, scale: 2 t.decimal :big_bank_balance, precision: 15, scale: 2 - t.decimal :world_population, precision: 10, scale: 0 + t.decimal :world_population, precision: 20, scale: 0 t.decimal :my_house_population, precision: 2, scale: 0 t.decimal :decimal_number_with_default, precision: 3, scale: 2, default: 2.78 t.float :temperature |