diff options
Diffstat (limited to 'activerecord')
76 files changed, 863 insertions, 446 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index b421fedc96..f73e27b91f 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,41 @@ +* PostgreSQL `tsrange` now preserves subsecond precision + + PostgreSQL 9.1+ introduced range types, and Rails added support for using + this datatype in ActiveRecord. However, the serialization of + PostgreSQL::OID::Range was incomplete, because it did not properly + cast the bounds that make up the range. This led to subseconds being + dropped in SQL commands: + + (byebug) from = type_cast_single_for_database(range.first) + 2010-01-01 13:30:00 UTC + + (byebug) to = type_cast_single_for_database(range.last) + 2011-02-02 19:30:00 UTC + + (byebug) "[#{from},#{to}#{value.exclude_end? ? ')' : ']'}" + "[2010-01-01 13:30:00 UTC,2011-02-02 19:30:00 UTC)" + + (byebug) "[#{type_cast(from)},#{type_cast(to)}#{value.exclude_end? ? ')' : ']'}" + "['2010-01-01 13:30:00.670277','2011-02-02 19:30:00.745125')" + +* Passing a `Set` to `Relation#where` now behaves the same as passing an + array. + + *Sean Griffin* + +* Use given algorithm while removing index from database. + + Fixes #24190. + + *Mehmet Emin İNAÇ* + +* Update payload names for `sql.active_record` instrumentation to be + more descriptive. + + Fixes #30586. + + *Jeremy Green* + * Add new error class `TransactionTimeout` for MySQL adapter which will be raised when lock wait time expires. diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index a61c0336db..ef26f4a20c 100644 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -1400,7 +1400,7 @@ module ActiveRecord # has_many :tags, as: :taggable # has_many :reports, -> { readonly } # has_many :subscribers, through: :subscriptions, source: :user - def has_many(name, scope = nil, options = {}, &extension) + def has_many(name, scope = nil, **options, &extension) reflection = Builder::HasMany.build(self, name, scope, options, &extension) Reflection.add_reflection self, name, reflection end @@ -1534,7 +1534,7 @@ module ActiveRecord # has_one :club, through: :membership # has_one :primary_address, -> { where(primary: true) }, through: :addressables, source: :addressable # has_one :credit_card, required: true - def has_one(name, scope = nil, options = {}) + def has_one(name, scope = nil, **options) reflection = Builder::HasOne.build(self, name, scope, options) Reflection.add_reflection self, name, reflection end @@ -1678,7 +1678,7 @@ module ActiveRecord # belongs_to :company, touch: :employees_last_updated_at # belongs_to :user, optional: true # belongs_to :account, default: -> { company.account } - def belongs_to(name, scope = nil, options = {}) + def belongs_to(name, scope = nil, **options) reflection = Builder::BelongsTo.build(self, name, scope, options) Reflection.add_reflection self, name, reflection end diff --git a/activerecord/lib/active_record/associations/association.rb b/activerecord/lib/active_record/associations/association.rb index 268b022ab8..ca1f9f1650 100644 --- a/activerecord/lib/active_record/associations/association.rb +++ b/activerecord/lib/active_record/associations/association.rb @@ -130,8 +130,8 @@ module ActiveRecord def extensions extensions = klass.default_extensions | reflection.extensions - if scope = reflection.scope - extensions |= klass.unscoped.instance_exec(owner, &scope).extensions + if reflection.scope + extensions |= reflection.scope_for(klass.unscoped, owner).extensions end extensions diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb index 3d79e540b8..b2dc044312 100644 --- a/activerecord/lib/active_record/associations/association_scope.rb +++ b/activerecord/lib/active_record/associations/association_scope.rb @@ -24,14 +24,10 @@ module ActiveRecord scope = klass.unscoped owner = association.owner alias_tracker = AliasTracker.create(klass.connection, klass.table_name) - chain_head, chain_tail = get_chain(reflection, association, alias_tracker) + chain = get_chain(reflection, association, alias_tracker) scope.extending! reflection.extensions - add_constraints(scope, owner, reflection, chain_head, chain_tail) - end - - def join_type - Arel::Nodes::InnerJoin + add_constraints(scope, owner, chain) end def self.get_bind_values(owner, chain) @@ -59,14 +55,15 @@ module ActiveRecord private def join(table, constraint) - table.create_join(table, table.create_on(constraint), join_type) + table.create_join(table, table.create_on(constraint)) end - def last_chain_scope(scope, table, reflection, owner) + def last_chain_scope(scope, reflection, owner) join_keys = reflection.join_keys key = join_keys.key foreign_key = join_keys.foreign_key + table = reflection.aliased_table value = transform_value(owner[foreign_key]) scope = apply_scope(scope, table, key, value) @@ -82,11 +79,13 @@ module ActiveRecord value_transformation.call(value) end - def next_chain_scope(scope, table, reflection, foreign_table, next_reflection) + def next_chain_scope(scope, reflection, next_reflection) join_keys = reflection.join_keys key = join_keys.key foreign_key = join_keys.foreign_key + table = reflection.aliased_table + foreign_table = next_reflection.aliased_table constraint = table[key].eq(foreign_table[foreign_key]) if reflection.type @@ -98,12 +97,11 @@ module ActiveRecord end class ReflectionProxy < SimpleDelegator # :nodoc: - attr_accessor :next - attr_reader :alias_name + attr_reader :aliased_table - def initialize(reflection, alias_name) + def initialize(reflection, aliased_table) super(reflection) - @alias_name = alias_name + @aliased_table = aliased_table end def all_includes; nil; end @@ -111,42 +109,33 @@ module ActiveRecord def get_chain(reflection, association, tracker) name = reflection.name - runtime_reflection = Reflection::RuntimeReflection.new(reflection, association) - previous_reflection = runtime_reflection + chain = [Reflection::RuntimeReflection.new(reflection, association)] reflection.chain.drop(1).each do |refl| - alias_name = tracker.aliased_table_for( + aliased_table = tracker.aliased_table_for( refl.table_name, refl.alias_candidate(name), refl.klass.type_caster ) - proxy = ReflectionProxy.new(refl, alias_name) - previous_reflection.next = proxy - previous_reflection = proxy + chain << ReflectionProxy.new(refl, aliased_table) end - [runtime_reflection, previous_reflection] + chain end - def add_constraints(scope, owner, refl, chain_head, chain_tail) - owner_reflection = chain_tail - table = owner_reflection.alias_name - scope = last_chain_scope(scope, table, owner_reflection, owner) - - reflection = chain_head - while reflection - table = reflection.alias_name - next_reflection = reflection.next + def add_constraints(scope, owner, chain) + scope = last_chain_scope(scope, chain.last, owner) - unless reflection == chain_tail - foreign_table = next_reflection.alias_name - scope = next_chain_scope(scope, table, reflection, foreign_table, next_reflection) - end + chain.each_cons(2) do |reflection, next_reflection| + scope = next_chain_scope(scope, reflection, next_reflection) + end + chain_head = chain.first + chain.reverse_each do |reflection| # Exclude the scope of the association itself, because that # was already merged in the #scope method. reflection.constraints.each do |scope_chain_item| - item = eval_scope(reflection, table, scope_chain_item, owner) + item = eval_scope(reflection, scope_chain_item, owner) - if scope_chain_item == refl.scope + if scope_chain_item == chain_head.scope scope.merge! item.except(:where, :includes) end @@ -158,8 +147,6 @@ module ActiveRecord scope.where_clause += item.where_clause scope.order_values |= item.order_values end - - reflection = next_reflection end scope @@ -173,8 +160,9 @@ module ActiveRecord end end - def eval_scope(reflection, table, scope, owner) - reflection.build_scope(table).instance_exec(owner, &scope) + def eval_scope(reflection, scope, owner) + relation = reflection.build_scope(reflection.aliased_table) + relation.instance_exec(owner, &scope) || relation end end end diff --git a/activerecord/lib/active_record/associations/builder/association.rb b/activerecord/lib/active_record/associations/builder/association.rb index 496b16b58f..ca3032d967 100644 --- a/activerecord/lib/active_record/associations/builder/association.rb +++ b/activerecord/lib/active_record/associations/builder/association.rb @@ -38,11 +38,6 @@ module ActiveRecord::Associations::Builder # :nodoc: def self.create_reflection(model, name, scope, options, extension = nil) raise ArgumentError, "association names must be a Symbol" unless name.kind_of?(Symbol) - if scope.is_a?(Hash) - options = scope - scope = nil - end - validate_options(options) scope = build_scope(scope, extension) diff --git a/activerecord/lib/active_record/associations/join_dependency.rb b/activerecord/lib/active_record/associations/join_dependency.rb index ac37c3c015..77b3d11b47 100644 --- a/activerecord/lib/active_record/associations/join_dependency.rb +++ b/activerecord/lib/active_record/associations/join_dependency.rb @@ -256,7 +256,8 @@ module ActiveRecord else model = construct_model(ar_parent, node, row, model_cache, id, aliases) - if node.reflection.scope_for(node.base_klass).readonly_value + if node.reflection.scope && + node.reflection.scope_for(node.base_klass.unscoped).readonly_value model.readonly! end diff --git a/activerecord/lib/active_record/associations/preloader.rb b/activerecord/lib/active_record/associations/preloader.rb index 62caf02a2c..e1754d4a19 100644 --- a/activerecord/lib/active_record/associations/preloader.rb +++ b/activerecord/lib/active_record/associations/preloader.rb @@ -91,13 +91,13 @@ module ActiveRecord # { author: :avatar } # [ :books, { author: :avatar } ] def preload(records, associations, preload_scope = nil) - records = Array.wrap(records).compact.uniq - associations = Array.wrap(associations) + records = records.compact if records.empty? [] else - associations.flat_map { |association| + records.uniq! + Array.wrap(associations).flat_map { |association| preloaders_on association, records, preload_scope } end diff --git a/activerecord/lib/active_record/associations/preloader/association.rb b/activerecord/lib/active_record/associations/preloader/association.rb index 4915a37f06..607d376a08 100644 --- a/activerecord/lib/active_record/associations/preloader/association.rb +++ b/activerecord/lib/active_record/associations/preloader/association.rb @@ -17,26 +17,20 @@ module ActiveRecord end def run(preloader) - preload(preloader) - end - - def preload(preloader) - raise NotImplementedError - end - - # The name of the key on the associated records - def association_key_name - raise NotImplementedError - end - - # The name of the key on the model which declares the association - def owner_key_name - raise NotImplementedError + associated_records_by_owner(preloader).each do |owner, records| + associate_records_to_owner(owner, records) + end end private - def options - reflection.options + # The name of the key on the associated records + def association_key_name + reflection.join_primary_key(klass) + end + + # The name of the key on the model which declares the association + def owner_key_name + reflection.join_foreign_key end def associated_records_by_owner(preloader) @@ -51,28 +45,30 @@ module ActiveRecord end end + def associate_records_to_owner(owner, records) + raise NotImplementedError + end + def owner_keys - unless defined?(@owner_keys) - @owner_keys = owners.map do |owner| - owner[owner_key_name] - end - @owner_keys.uniq! - @owner_keys.compact! - end - @owner_keys + @owner_keys ||= owners_by_key.keys end def owners_by_key unless defined?(@owners_by_key) @owners_by_key = owners.each_with_object({}) do |owner, h| - h[convert_key(owner[owner_key_name])] = owner + key = convert_key(owner[owner_key_name]) + h[key] = owner if key end end @owners_by_key end def key_conversion_required? - @key_conversion_required ||= association_key_type != owner_key_type + unless defined?(@key_conversion_required) + @key_conversion_required = (association_key_type != owner_key_type) + end + + @key_conversion_required end def convert_key(key) @@ -113,7 +109,7 @@ module ActiveRecord end def reflection_scope - @reflection_scope ||= reflection.scope_for(klass) + @reflection_scope ||= reflection.scope ? reflection.scope_for(klass.unscoped) : klass.unscoped end def build_scope @@ -123,7 +119,7 @@ module ActiveRecord scope.where!(reflection.type => model.base_class.sti_name) end - scope.merge!(reflection_scope) + scope.merge!(reflection_scope) if reflection.scope scope.merge!(preload_scope) if preload_scope scope end diff --git a/activerecord/lib/active_record/associations/preloader/belongs_to.rb b/activerecord/lib/active_record/associations/preloader/belongs_to.rb index ae9695f26a..a8e3340b23 100644 --- a/activerecord/lib/active_record/associations/preloader/belongs_to.rb +++ b/activerecord/lib/active_record/associations/preloader/belongs_to.rb @@ -4,13 +4,6 @@ module ActiveRecord module Associations class Preloader class BelongsTo < SingularAssociation #:nodoc: - def association_key_name - options[:primary_key] || klass && klass.primary_key - end - - def owner_key_name - reflection.foreign_key - end end end end diff --git a/activerecord/lib/active_record/associations/preloader/collection_association.rb b/activerecord/lib/active_record/associations/preloader/collection_association.rb index fb920a642c..fc2029f54a 100644 --- a/activerecord/lib/active_record/associations/preloader/collection_association.rb +++ b/activerecord/lib/active_record/associations/preloader/collection_association.rb @@ -5,13 +5,10 @@ module ActiveRecord class Preloader class CollectionAssociation < Association #:nodoc: private - - def preload(preloader) - associated_records_by_owner(preloader).each do |owner, records| - association = owner.association(reflection.name) - association.loaded! - association.target.concat(records) - end + def associate_records_to_owner(owner, records) + association = owner.association(reflection.name) + association.loaded! + association.target.concat(records) end end end diff --git a/activerecord/lib/active_record/associations/preloader/has_many.rb b/activerecord/lib/active_record/associations/preloader/has_many.rb index 29a1ce099d..72f55bc43f 100644 --- a/activerecord/lib/active_record/associations/preloader/has_many.rb +++ b/activerecord/lib/active_record/associations/preloader/has_many.rb @@ -4,13 +4,6 @@ module ActiveRecord module Associations class Preloader class HasMany < CollectionAssociation #:nodoc: - def association_key_name - reflection.foreign_key - end - - def owner_key_name - reflection.active_record_primary_key - end end end end diff --git a/activerecord/lib/active_record/associations/preloader/has_one.rb b/activerecord/lib/active_record/associations/preloader/has_one.rb index d87abf630f..e339b65fb5 100644 --- a/activerecord/lib/active_record/associations/preloader/has_one.rb +++ b/activerecord/lib/active_record/associations/preloader/has_one.rb @@ -4,13 +4,6 @@ module ActiveRecord module Associations class Preloader class HasOne < SingularAssociation #:nodoc: - def association_key_name - reflection.foreign_key - end - - def owner_key_name - reflection.active_record_primary_key - end end end end diff --git a/activerecord/lib/active_record/associations/preloader/singular_association.rb b/activerecord/lib/active_record/associations/preloader/singular_association.rb index 266b5f6b1c..30a92411e3 100644 --- a/activerecord/lib/active_record/associations/preloader/singular_association.rb +++ b/activerecord/lib/active_record/associations/preloader/singular_association.rb @@ -5,14 +5,9 @@ module ActiveRecord class Preloader class SingularAssociation < Association #:nodoc: private - - def preload(preloader) - associated_records_by_owner(preloader).each do |owner, associated_records| - record = associated_records.first - - association = owner.association(reflection.name) - association.target = record - end + def associate_records_to_owner(owner, records) + association = owner.association(reflection.name) + association.target = records.first end end end diff --git a/activerecord/lib/active_record/associations/preloader/through_association.rb b/activerecord/lib/active_record/associations/preloader/through_association.rb index de4b847a41..fa32cc5553 100644 --- a/activerecord/lib/active_record/associations/preloader/through_association.rb +++ b/activerecord/lib/active_record/associations/preloader/through_association.rb @@ -28,6 +28,8 @@ module ActiveRecord middle_records = through_records.flat_map(&:last) + reflection_scope = reflection_scope() if reflection.scope + preloaders = preloader.preload(middle_records, source_reflection.name, reflection_scope) @@ -49,7 +51,7 @@ module ActiveRecord }.compact # Respect the order on `reflection_scope` if it exists, else use the natural order. - if reflection_scope.values[:order].present? + if reflection_scope && !reflection_scope.order_values.empty? @id_map ||= id_to_index_map @preloaded_records rhs_records.sort_by { |rhs| @id_map[rhs] } else @@ -67,10 +69,7 @@ module ActiveRecord id_map end - def reset_association(owners, association_name, through_scope) - should_reset = (through_scope != through_reflection.klass.unscoped) || - (options[:source_type] && through_reflection.collection?) - + def reset_association(owners, association_name, should_reset) # Don't cache the association - we would only be caching a subset if should_reset owners.each { |owner| @@ -81,29 +80,40 @@ module ActiveRecord def through_scope scope = through_reflection.klass.unscoped - values = reflection_scope.values + options = reflection.options if options[:source_type] scope.where! reflection.foreign_type => options[:source_type] - else - unless reflection_scope.where_clause.empty? - scope.includes_values = Array(values[:includes] || options[:source]) - scope.where_clause = reflection_scope.where_clause - if joins = values[:joins] - scope.joins!(source_reflection.name => joins) - end - if left_outer_joins = values[:left_outer_joins] - scope.left_outer_joins!(source_reflection.name => left_outer_joins) - end + elsif !reflection_scope.where_clause.empty? + scope.where_clause = reflection_scope.where_clause + values = reflection_scope.values + + if includes = values[:includes] + scope.includes!(source_reflection.name => includes) + else + scope.includes!(source_reflection.name) + end + + if values[:references] && !values[:references].empty? + scope.references!(values[:references]) + else + scope.references!(source_reflection.table_name) + end + + if joins = values[:joins] + scope.joins!(source_reflection.name => joins) + end + + if left_outer_joins = values[:left_outer_joins] + scope.left_outer_joins!(source_reflection.name => left_outer_joins) end - scope.references! values[:references] if scope.eager_loading? && order_values = values[:order] scope = scope.order(order_values) end end - scope + scope unless scope.empty_scope? end end end diff --git a/activerecord/lib/active_record/attribute_methods/primary_key.rb b/activerecord/lib/active_record/attribute_methods/primary_key.rb index 63c059e291..d8fc046e10 100644 --- a/activerecord/lib/active_record/attribute_methods/primary_key.rb +++ b/activerecord/lib/active_record/attribute_methods/primary_key.rb @@ -17,13 +17,15 @@ module ActiveRecord # Returns the primary key value. def id sync_with_transaction_state - _read_attribute(self.class.primary_key) if self.class.primary_key + primary_key = self.class.primary_key + _read_attribute(primary_key) if primary_key end # Sets the primary key value. def id=(value) sync_with_transaction_state - _write_attribute(self.class.primary_key, value) if self.class.primary_key + primary_key = self.class.primary_key + _write_attribute(primary_key, value) if primary_key end # Queries the primary key value. diff --git a/activerecord/lib/active_record/attribute_methods/read.rb b/activerecord/lib/active_record/attribute_methods/read.rb index b070235684..4077250583 100644 --- a/activerecord/lib/active_record/attribute_methods/read.rb +++ b/activerecord/lib/active_record/attribute_methods/read.rb @@ -58,8 +58,9 @@ module ActiveRecord attr_name.to_s end - name = self.class.primary_key if name == "id".freeze && self.class.primary_key - sync_with_transaction_state if name == self.class.primary_key + primary_key = self.class.primary_key + name = primary_key if name == "id".freeze && primary_key + sync_with_transaction_state if name == primary_key _read_attribute(name, &block) end diff --git a/activerecord/lib/active_record/attribute_methods/write.rb b/activerecord/lib/active_record/attribute_methods/write.rb index 37891ce2ef..bb0ec6a8c3 100644 --- a/activerecord/lib/active_record/attribute_methods/write.rb +++ b/activerecord/lib/active_record/attribute_methods/write.rb @@ -39,8 +39,9 @@ module ActiveRecord attr_name.to_s end - name = self.class.primary_key if name == "id".freeze && self.class.primary_key - sync_with_transaction_state if name == self.class.primary_key + primary_key = self.class.primary_key + name = primary_key if name == "id".freeze && primary_key + sync_with_transaction_state if name == primary_key _write_attribute(name, value) end diff --git a/activerecord/lib/active_record/collection_cache_key.rb b/activerecord/lib/active_record/collection_cache_key.rb index b1937a3c68..f3e6516414 100644 --- a/activerecord/lib/active_record/collection_cache_key.rb +++ b/activerecord/lib/active_record/collection_cache_key.rb @@ -13,7 +13,7 @@ module ActiveRecord end else column_type = type_for_attribute(timestamp_column.to_s) - column = "#{connection.quote_table_name(collection.table_name)}.#{connection.quote_column_name(timestamp_column)}" + column = connection.column_name_from_arel_node(collection.arel_attribute(timestamp_column)) select_values = "COUNT(*) AS #{connection.quote_column_name("size")}, MAX(%s) AS timestamp" if collection.has_limit_or_offset? 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 8bf3879a4c..bd05fb8f6e 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb @@ -62,7 +62,7 @@ module ActiveRecord end def visit_PrimaryKeyDefinition(o) - "PRIMARY KEY (#{o.name.join(', ')})" + "PRIMARY KEY (#{o.name.map { |name| quote_column_name(name) }.join(', ')})" end def visit_ForeignKeyDefinition(o) 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 3b2c51ef94..be2f625d74 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -148,7 +148,7 @@ module ActiveRecord end def polymorphic_options - as_options(polymorphic).merge(null: options[:null]) + as_options(polymorphic).merge(options.slice(:null, :first, :after)) end def index_options @@ -396,6 +396,9 @@ module ActiveRecord alias :belongs_to :references def new_column_definition(name, type, **options) # :nodoc: + if integer_like_primary_key?(type, options) + type = integer_like_primary_key_type(type, options) + end type = aliased_types(type.to_s, type) options[:primary_key] ||= type == :primary_key options[:null] = false if options[:primary_key] @@ -410,6 +413,14 @@ module ActiveRecord def aliased_types(name, fallback) "timestamp" == name ? :datetime : fallback end + + def integer_like_primary_key?(type, options) + options[:primary_key] && [:integer, :bigint].include?(type) && !options.key?(:default) + end + + def integer_like_primary_key_type(type, options) + type + end end class AlterTable # :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 f57c7a5d4d..4f0c1890be 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -2,7 +2,7 @@ require_relative "../../migration/join_table" require "active_support/core_ext/string/access" -require "digest" +require "digest/sha2" module ActiveRecord module ConnectionAdapters # :nodoc: @@ -522,6 +522,8 @@ module ActiveRecord # Specifies the precision for the <tt>:decimal</tt> and <tt>:numeric</tt> columns. # * <tt>:scale</tt> - # Specifies the scale for the <tt>:decimal</tt> and <tt>:numeric</tt> columns. + # * <tt>:comment</tt> - + # Specifies the comment for the column. This option is ignored by some backends. # # Note: The precision is the total number of significant digits, # and the scale is the number of digits that can be stored following diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index 47881e3305..8c889f98f5 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -442,7 +442,11 @@ module ActiveRecord end def column_name_for_operation(operation, node) # :nodoc: - visitor.accept(node, collector).value + column_name_from_arel_node(node) + end + + def column_name_from_arel_node(node) # :nodoc: + visitor.accept(node, Arel::Collectors::SQLString.new).value end def default_index_type?(index) # :nodoc: 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 7cd086084a..ae991d3d79 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -284,7 +284,7 @@ module ActiveRecord def table_comment(table_name) # :nodoc: scope = quoted_scope(table_name) - query_value(<<-SQL.strip_heredoc, "SCHEMA") + query_value(<<-SQL.strip_heredoc, "SCHEMA").presence SELECT table_comment FROM information_schema.tables WHERE table_schema = #{scope[:schema]} @@ -311,6 +311,11 @@ module ActiveRecord execute("ALTER TABLE #{quote_table_name(table_name)} #{sqls}") end + def change_table_comment(table_name, comment) #:nodoc: + comment = "" if comment.nil? + execute("ALTER TABLE #{quote_table_name(table_name)} COMMENT #{quote(comment)}") + end + # Renames a table. # # Example: @@ -351,18 +356,19 @@ module ActiveRecord def change_column_default(table_name, column_name, default_or_changes) #:nodoc: default = extract_new_default_value(default_or_changes) - column = column_for(table_name, column_name) - change_column table_name, column_name, column.sql_type, default: default + change_column table_name, column_name, nil, default: default end def change_column_null(table_name, column_name, null, default = nil) #:nodoc: - column = column_for(table_name, column_name) - unless null || default.nil? execute("UPDATE #{quote_table_name(table_name)} SET #{quote_column_name(column_name)}=#{quote(default)} WHERE #{quote_column_name(column_name)} IS NULL") end - change_column table_name, column_name, column.sql_type, null: null + change_column table_name, column_name, nil, null: null + end + + def change_column_comment(table_name, column_name, comment) #:nodoc: + change_column table_name, column_name, nil, comment: comment end def change_column(table_name, column_name, type, options = {}) #:nodoc: @@ -668,6 +674,7 @@ module ActiveRecord def change_column_sql(table_name, column_name, type, options = {}) column = column_for(table_name, column_name) + type ||= column.sql_type unless options.key?(:default) options[:default] = column.default @@ -716,7 +723,7 @@ module ActiveRecord def remove_index_sql(table_name, options = {}) index_name = index_name_for_remove(table_name, options) - "DROP INDEX #{index_name}" + "DROP INDEX #{quote_column_name(index_name)}" end def add_timestamps_sql(table_name, options = {}) diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb index b22a2e4da7..da25e4863c 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb @@ -4,11 +4,6 @@ module ActiveRecord module ConnectionAdapters module MySQL module ColumnMethods - def primary_key(name, type = :primary_key, **options) - options[:auto_increment] = true if [:integer, :bigint].include?(type) && !options.key?(:default) - super - end - def blob(*args, **options) args.each { |name| column(name, :blob, options) } end @@ -68,7 +63,6 @@ module ActiveRecord when :primary_key type = :integer options[:limit] ||= 8 - options[:auto_increment] = true options[:primary_key] = true when /\Aunsigned_(?<type>.+)\z/ type = $~[:type].to_sym @@ -82,6 +76,11 @@ module ActiveRecord def aliased_types(name, fallback) fallback end + + def integer_like_primary_key_type(type, options) + options[:auto_increment] = true + type + end end class Table < ActiveRecord::ConnectionAdapters::Table diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/column.rb b/activerecord/lib/active_record/connection_adapters/postgresql/column.rb index 1b67cee24b..ff95fa4a0e 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/column.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/column.rb @@ -10,8 +10,15 @@ module ActiveRecord def serial? return unless default_function - %r{\Anextval\('"?#{table_name}_#{name}_seq"?'::regclass\)\z} === default_function + if %r{\Anextval\('"?(?<sequence_name>.+_(?<suffix>seq\d*))"?'::regclass\)\z} =~ default_function + sequence_name_from_parts(table_name, name, suffix) == sequence_name + end end + + private + def sequence_name_from_parts(table_name, column_name, suffix) + "#{table_name}_#{column_name}_#{suffix}" + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb index 7d5d7d91e6..a89aa5ea09 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb @@ -35,7 +35,7 @@ module ActiveRecord if value.is_a?(::Range) from = type_cast_single_for_database(value.begin) to = type_cast_single_for_database(value.end) - "[#{from},#{to}#{value.exclude_end? ? ')' : ']'}" + ::Range.new(from, to, value.exclude_end?) else super end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index fc458d0c73..9fdeab06c1 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -64,7 +64,7 @@ module ActiveRecord def quote_default_expression(value, column) # :nodoc: if value.is_a?(Proc) value.call - elsif column.type == :uuid && /\(\)/.match?(value) + elsif column.type == :uuid && value.is_a?(String) && /\(\)/.match?(value) value # Does not quote function default values for UUID columns elsif column.respond_to?(:array?) value = type_cast_from_column(column, value) @@ -101,6 +101,8 @@ module ActiveRecord end when OID::Array::Data _quote(encode_array(value)) + when Range + _quote(encode_range(value)) else super end @@ -117,6 +119,8 @@ module ActiveRecord value.to_s when OID::Array::Data encode_array(value) + when Range + encode_range(value) else super end @@ -133,6 +137,10 @@ module ActiveRecord result end + def encode_range(range) + "[#{type_cast(range.first)},#{type_cast(range.last)}#{range.exclude_end? ? ')' : ']'}" + end + def determine_encoding_of_strings_in_array(value) case value when ::Array then determine_encoding_of_strings_in_array(value.first) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb index f1489e4d69..75622eb304 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb @@ -44,15 +44,8 @@ module ActiveRecord # a record (as primary keys cannot be +nil+). This might be done via the # +SecureRandom.uuid+ method and a +before_save+ callback, for instance. def primary_key(name, type = :primary_key, **options) - options[:auto_increment] = true if [:integer, :bigint].include?(type) && !options.key?(:default) if type == :uuid options[:default] = options.fetch(:default, "gen_random_uuid()") - elsif options.delete(:auto_increment) == true && %i(integer bigint).include?(type) - type = if type == :bigint || options[:limit] == 8 - :bigserial - else - :serial - end end super @@ -185,6 +178,15 @@ module ActiveRecord class TableDefinition < ActiveRecord::ConnectionAdapters::TableDefinition include ColumnMethods + + private + def integer_like_primary_key_type(type, options) + if type == :bigint || options[:limit] == 8 + :bigserial + else + :serial + end + end end class Table < ActiveRecord::ConnectionAdapters::Table diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb index 501f17dbad..c9855019c1 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb @@ -3,27 +3,16 @@ module ActiveRecord module ConnectionAdapters module SQLite3 - module ColumnMethods - def primary_key(name, type = :primary_key, **options) - if %i(integer bigint).include?(type) && (options.delete(:auto_increment) == true || !options.key?(:default)) - type = :primary_key - end - - super - end - end - class TableDefinition < ActiveRecord::ConnectionAdapters::TableDefinition - include ColumnMethods - def references(*args, **options) super(*args, type: :integer, **options) end alias :belongs_to :references - end - class Table < ActiveRecord::ConnectionAdapters::Table - include ColumnMethods + private + def integer_like_primary_key_type(type, options) + :primary_key + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_statements.rb index a512702b7b..f4e55147df 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_statements.rb @@ -39,10 +39,6 @@ module ActiveRecord end end - def update_table_definition(table_name, base) - SQLite3::Table.new(table_name, base) - end - def create_schema_dumper(options) SQLite3::SchemaDumper.create(self, options) end diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 52ca4671c2..8845e26ab7 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -354,9 +354,9 @@ module ActiveRecord # to match the structure of your database. # # To roll the database back to a previous migration version, use - # <tt>rails db:migrate VERSION=X</tt> where <tt>X</tt> is the version to which + # <tt>rails db:rollback VERSION=X</tt> where <tt>X</tt> is the version to which # you wish to downgrade. Alternatively, you can also use the STEP option if you - # wish to rollback last few migrations. <tt>rails db:migrate STEP=2</tt> will rollback + # wish to rollback last few migrations. <tt>rails db:rollback STEP=2</tt> will rollback # the latest two migrations. # # If any of the migrations throw an <tt>ActiveRecord::IrreversibleMigration</tt> exception, diff --git a/activerecord/lib/active_record/migration/command_recorder.rb b/activerecord/lib/active_record/migration/command_recorder.rb index a3a5e0fa16..ac7d506fd1 100644 --- a/activerecord/lib/active_record/migration/command_recorder.rb +++ b/activerecord/lib/active_record/migration/command_recorder.rb @@ -161,8 +161,8 @@ module ActiveRecord table, columns, options = *args options ||= {} - index_name = options[:name] - options_hash = index_name ? { name: index_name } : { column: columns } + options_hash = options.slice(:name, :algorithm) + options_hash[:column] = columns if !options_hash[:name] [:remove_index, [table, options_hash]] end diff --git a/activerecord/lib/active_record/migration/compatibility.rb b/activerecord/lib/active_record/migration/compatibility.rb index 784292f3f9..502cef2e20 100644 --- a/activerecord/lib/active_record/migration/compatibility.rb +++ b/activerecord/lib/active_record/migration/compatibility.rb @@ -20,6 +20,11 @@ module ActiveRecord class V5_0 < V5_1 module TableDefinition + def primary_key(name, type = :primary_key, **options) + type = :integer if type == :primary_key + super + end + def references(*args, **options) super(*args, type: :integer, **options) end @@ -71,6 +76,29 @@ module ActiveRecord end end + def create_join_table(table_1, table_2, column_options: {}, **options) + column_options.reverse_merge!(type: :integer) + + if block_given? + super(table_1, table_2, column_options: column_options, **options) do |t| + class << t + prepend TableDefinition + end + yield t + end + else + super + end + end + + def add_column(table_name, column_name, type, options = {}) + if type == :primary_key + type = :integer + options[:primary_key] = true + end + super + end + def add_reference(table_name, ref_name, **options) super(table_name, ref_name, type: :integer, **options) end diff --git a/activerecord/lib/active_record/nested_attributes.rb b/activerecord/lib/active_record/nested_attributes.rb index 1864ca5ad2..435c81c153 100644 --- a/activerecord/lib/active_record/nested_attributes.rb +++ b/activerecord/lib/active_record/nested_attributes.rb @@ -1,6 +1,7 @@ # frozen_string_literal: true require "active_support/core_ext/hash/except" +require "active_support/core_ext/module/redefine_method" require "active_support/core_ext/object/try" require "active_support/core_ext/hash/indifferent_access" @@ -355,9 +356,7 @@ module ActiveRecord # associations are just regular associations. def generate_association_writer(association_name, type) generated_association_methods.module_eval <<-eoruby, __FILE__, __LINE__ + 1 - if method_defined?(:#{association_name}_attributes=) - remove_method(:#{association_name}_attributes=) - end + silence_redefinition_of_method :#{association_name}_attributes= def #{association_name}_attributes=(attributes) assign_nested_attributes_for_#{type}_association(:#{association_name}, attributes) end diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index b28f6e96a9..a57c60ffac 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -71,6 +71,100 @@ module ActiveRecord klass.allocate.init_with("attributes" => attributes, "new_record" => false, &block) end + # Updates an object (or multiple objects) and saves it to the database, if validations pass. + # The resulting object is returned whether the object was saved successfully to the database or not. + # + # ==== Parameters + # + # * +id+ - This should be the id or an array of ids to be updated. + # * +attributes+ - This should be a hash of attributes or an array of hashes. + # + # ==== Examples + # + # # Updates one record + # Person.update(15, user_name: "Samuel", group: "expert") + # + # # Updates multiple records + # people = { 1 => { "first_name" => "David" }, 2 => { "first_name" => "Jeremy" } } + # Person.update(people.keys, people.values) + # + # # Updates multiple records from the result of a relation + # people = Person.where(group: "expert") + # people.update(group: "masters") + # + # Note: Updating a large number of records will run an UPDATE + # query for each record, which may cause a performance issue. + # When running callbacks is not needed for each record update, + # it is preferred to use {update_all}[rdoc-ref:Relation#update_all] + # for updating all records in a single query. + def update(id = :all, attributes) + if id.is_a?(Array) + id.map.with_index { |one_id, idx| update(one_id, attributes[idx]) }.compact + elsif id == :all + all.each { |record| record.update(attributes) } + else + if ActiveRecord::Base === id + raise ArgumentError, + "You are passing an instance of ActiveRecord::Base to `update`. " \ + "Please pass the id of the object by calling `.id`." + end + object = find(id) + object.update(attributes) + object + end + rescue RecordNotFound + end + + # Destroy an object (or multiple objects) that has the given id. The object is instantiated first, + # therefore all callbacks and filters are fired off before the object is deleted. This method is + # less efficient than #delete but allows cleanup methods and other actions to be run. + # + # This essentially finds the object (or multiple objects) with the given id, creates a new object + # from the attributes, and then calls destroy on it. + # + # ==== Parameters + # + # * +id+ - This should be the id or an array of ids to be destroyed. + # + # ==== Examples + # + # # Destroy a single object + # Todo.destroy(1) + # + # # Destroy multiple objects + # todos = [1,2,3] + # Todo.destroy(todos) + def destroy(id) + if id.is_a?(Array) + id.map { |one_id| destroy(one_id) }.compact + else + find(id).destroy + end + rescue RecordNotFound + end + + # Deletes the row with a primary key matching the +id+ argument, using a + # SQL +DELETE+ statement, and returns the number of rows deleted. Active + # Record objects are not instantiated, so the object's callbacks are not + # executed, including any <tt>:dependent</tt> association options. + # + # You can delete multiple rows at once by passing an Array of <tt>id</tt>s. + # + # Note: Although it is often much faster than the alternative, #destroy, + # skipping callbacks might bypass business logic in your application + # that ensures referential integrity or performs other essential jobs. + # + # ==== Examples + # + # # Delete a single row + # Todo.delete(1) + # + # # Delete multiple rows + # Todo.delete([2,3,4]) + def delete(id_or_array) + where(primary_key => id_or_array).delete_all + end + private # Called by +instantiate+ to decide which class to use for a new # record instance. diff --git a/activerecord/lib/active_record/querying.rb b/activerecord/lib/active_record/querying.rb index f780538319..3996d5661f 100644 --- a/activerecord/lib/active_record/querying.rb +++ b/activerecord/lib/active_record/querying.rb @@ -7,7 +7,7 @@ module ActiveRecord delegate :first_or_create, :first_or_create!, :first_or_initialize, to: :all delegate :find_or_create_by, :find_or_create_by!, :find_or_initialize_by, to: :all delegate :find_by, :find_by!, to: :all - delegate :destroy, :destroy_all, :delete, :delete_all, :update, :update_all, to: :all + delegate :destroy_all, :delete_all, :update_all, to: :all delegate :find_each, :find_in_batches, :in_batches, to: :all delegate :select, :group, :order, :except, :reorder, :limit, :offset, :joins, :left_joins, :left_outer_joins, :or, :where, :rewhere, :preload, :eager_load, :includes, :from, :lock, :readonly, :extending, diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index 00ff20f4d7..97adfb4352 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -138,7 +138,7 @@ module ActiveRecord # HasAndBelongsToManyReflection # ThroughReflection # PolymorphicReflection - # RuntimeReflection + # RuntimeReflection class AbstractReflection # :nodoc: def through_reflection? false @@ -154,14 +154,6 @@ module ActiveRecord klass.new(attributes, &block) end - def quoted_table_name - klass.quoted_table_name - end - - def primary_key_type - klass.type_for_attribute(klass.primary_key) - end - # Returns the class name for the macro. # # <tt>composed_of :balance, class_name: 'Money'</tt> returns <tt>'Money'</tt> @@ -214,7 +206,7 @@ module ActiveRecord def join_scopes(table, predicate_builder) # :nodoc: if scope - [build_scope(table, predicate_builder).instance_exec(&scope)] + [scope_for(build_scope(table, predicate_builder))] else [] end @@ -300,13 +292,17 @@ module ActiveRecord end def get_join_keys(association_klass) - JoinKeys.new(join_pk(association_klass), join_foreign_key) + JoinKeys.new(join_primary_key(association_klass), join_foreign_key) end def build_scope(table, predicate_builder = predicate_builder(table)) Relation.create(klass, table, predicate_builder) end + def join_primary_key(_) + foreign_key + end + def join_foreign_key active_record_primary_key end @@ -321,10 +317,6 @@ module ActiveRecord PredicateBuilder.new(TableMetadata.new(klass, table)) end - def join_pk(_) - foreign_key - end - def primary_key(klass) klass.primary_key || raise(UnknownPrimaryKey.new(klass)) end @@ -373,6 +365,17 @@ module ActiveRecord # # <tt>composed_of :balance, class_name: 'Money'</tt> returns the Money class # <tt>has_many :clients</tt> returns the Client class + # + # class Company < ActiveRecord::Base + # has_many :clients + # end + # + # Company.reflect_on_association(:clients).klass + # # => Client + # + # <b>Note:</b> Do not call +klass.new+ or +klass.create+ to instantiate + # a new association object. Use +build_association+ or +create_association+ + # instead. This allows plugins to hook into association object creation. def klass @klass ||= compute_class(class_name) end @@ -391,8 +394,8 @@ module ActiveRecord active_record == other_aggregation.active_record end - def scope_for(klass) - scope ? klass.unscoped.instance_exec(nil, &scope) : klass.unscoped + def scope_for(relation, owner = nil) + relation.instance_exec(owner, &scope) || relation end private @@ -413,22 +416,6 @@ module ActiveRecord # Holds all the metadata about an association as it was specified in the # Active Record class. class AssociationReflection < MacroReflection #:nodoc: - # Returns the target association's class. - # - # class Author < ActiveRecord::Base - # has_many :books - # end - # - # Author.reflect_on_association(:books).klass - # # => Book - # - # <b>Note:</b> Do not call +klass.new+ or +klass.create+ to instantiate - # a new association object. Use +build_association+ or +create_association+ - # instead. This allows plugins to hook into association object creation. - def klass - @klass ||= compute_class(class_name) - end - def compute_class(name) active_record.send(:compute_type, name) end @@ -438,9 +425,8 @@ module ActiveRecord def initialize(name, scope, options, active_record) super - @automatic_inverse_of = nil @type = options[:as] && (options[:foreign_type] || "#{options[:as]}_type") - @foreign_type = options[:foreign_type] || "#{name}_type" + @foreign_type = options[:polymorphic] && (options[:foreign_type] || "#{name}_type") @constructable = calculate_constructable(macro, options) @association_scope_cache = Concurrent::Map.new @@ -622,12 +608,14 @@ module ActiveRecord # If it cannot find a suitable inverse association name, it returns # +nil+. def inverse_name - options.fetch(:inverse_of) do - @automatic_inverse_of ||= automatic_inverse_of + unless defined?(@inverse_name) + @inverse_name = options.fetch(:inverse_of) { automatic_inverse_of } end + + @inverse_name end - # returns either false or the inverse association name that it finds. + # returns either +nil+ or the inverse association name that it finds. def automatic_inverse_of if can_find_inverse_of_automatically?(self) inverse_name = ActiveSupport::Inflector.underscore(options[:as] || active_record.name.demodulize).to_sym @@ -644,8 +632,6 @@ module ActiveRecord return inverse_name end end - - false end # Checks if the inverse reflection that is returned from the @@ -749,6 +735,10 @@ module ActiveRecord end end + def join_primary_key(klass) + polymorphic? ? association_primary_key(klass) : association_primary_key + end + def join_foreign_key foreign_key end @@ -758,10 +748,6 @@ module ActiveRecord def calculate_constructable(macro, options) !polymorphic? end - - def join_pk(klass) - polymorphic? ? association_primary_key(klass) : association_primary_key - end end class HasAndBelongsToManyReflection < AssociationReflection # :nodoc: @@ -1029,6 +1015,8 @@ module ActiveRecord end class PolymorphicReflection < AbstractReflection # :nodoc: + delegate :klass, :scope, :plural_name, :type, :get_join_keys, to: :@reflection + def initialize(reflection, previous_reflection) @reflection = reflection @previous_reflection = previous_reflection @@ -1044,30 +1032,10 @@ module ActiveRecord scopes << @previous_reflection.source_type_scope end - def klass - @reflection.klass - end - - def scope - @reflection.scope - end - - def plural_name - @reflection.plural_name - end - - def type - @reflection.type - end - def constraints @reflection.constraints + [source_type_info] end - def get_join_keys(association_klass) - @reflection.get_join_keys(association_klass) - end - private def source_type_info type = @previous_reflection.foreign_type @@ -1076,8 +1044,8 @@ module ActiveRecord end end - class RuntimeReflection < PolymorphicReflection # :nodoc: - attr_accessor :next + class RuntimeReflection < AbstractReflection # :nodoc: + delegate :scope, :type, :constraints, :get_join_keys, to: :@reflection def initialize(reflection, association) @reflection = reflection @@ -1088,12 +1056,8 @@ module ActiveRecord @association.klass end - def constraints - @reflection.constraints - end - - def alias_name - Arel::Table.new(table_name, type_caster: klass.type_caster) + def aliased_table + @aliased_table ||= Arel::Table.new(table_name, type_caster: klass.type_caster) end def all_includes; yield; end diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index 012bc838b1..3517091a6e 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -63,7 +63,7 @@ module ActiveRecord @klass.connection.insert( im, - "SQL", + "#{@klass} Create", primary_key || false, primary_key_value, nil, @@ -86,7 +86,7 @@ module ActiveRecord @klass.connection.update( um, - "SQL", + "#{@klass} Update", ) end @@ -373,51 +373,7 @@ module ActiveRecord stmt.wheres = arel.constraints end - @klass.connection.update stmt, "SQL" - end - - # Updates an object (or multiple objects) and saves it to the database, if validations pass. - # The resulting object is returned whether the object was saved successfully to the database or not. - # - # ==== Parameters - # - # * +id+ - This should be the id or an array of ids to be updated. - # * +attributes+ - This should be a hash of attributes or an array of hashes. - # - # ==== Examples - # - # # Updates one record - # Person.update(15, user_name: 'Samuel', group: 'expert') - # - # # Updates multiple records - # people = { 1 => { "first_name" => "David" }, 2 => { "first_name" => "Jeremy" } } - # Person.update(people.keys, people.values) - # - # # Updates multiple records from the result of a relation - # people = Person.where(group: 'expert') - # people.update(group: 'masters') - # - # Note: Updating a large number of records will run an - # UPDATE query for each record, which may cause a performance - # issue. When running callbacks is not needed for each record update, - # it is preferred to use #update_all for updating all records - # in a single query. - def update(id = :all, attributes) - if id.is_a?(Array) - id.map.with_index { |one_id, idx| update(one_id, attributes[idx]) } - elsif id == :all - records.each { |record| record.update(attributes) } - else - if ActiveRecord::Base === id - raise ArgumentError, <<-MSG.squish - You are passing an instance of ActiveRecord::Base to `update`. - Please pass the id of the object by calling `.id`. - MSG - end - object = find(id) - object.update(attributes) - object - end + @klass.connection.update stmt, "#{@klass} Update All" end # Destroys the records by instantiating each @@ -440,33 +396,6 @@ module ActiveRecord records.each(&:destroy).tap { reset } end - # Destroy an object (or multiple objects) that has the given id. The object is instantiated first, - # therefore all callbacks and filters are fired off before the object is deleted. This method is - # less efficient than #delete but allows cleanup methods and other actions to be run. - # - # This essentially finds the object (or multiple objects) with the given id, creates a new object - # from the attributes, and then calls destroy on it. - # - # ==== Parameters - # - # * +id+ - Can be either an Integer or an Array of Integers. - # - # ==== Examples - # - # # Destroy a single object - # Todo.destroy(1) - # - # # Destroy multiple objects - # todos = [1,2,3] - # Todo.destroy(todos) - def destroy(id) - if id.is_a?(Array) - id.map { |one_id| destroy(one_id) } - else - find(id).destroy - end - end - # Deletes the records without instantiating the records # first, and hence not calling the {#destroy}[rdoc-ref:Persistence#destroy] # method nor invoking callbacks. @@ -503,35 +432,12 @@ module ActiveRecord stmt.wheres = arel.constraints end - affected = @klass.connection.delete(stmt, "SQL") + affected = @klass.connection.delete(stmt, "#{@klass} Destroy") reset affected end - # Deletes the row with a primary key matching the +id+ argument, using a - # SQL +DELETE+ statement, and returns the number of rows deleted. Active - # Record objects are not instantiated, so the object's callbacks are not - # executed, including any <tt>:dependent</tt> association options. - # - # You can delete multiple rows at once by passing an Array of <tt>id</tt>s. - # - # Note: Although it is often much faster than the alternative, - # #destroy, skipping callbacks might bypass business logic in - # your application that ensures referential integrity or performs other - # essential jobs. - # - # ==== Examples - # - # # Delete a single row - # Todo.delete(1) - # - # # Delete multiple rows - # Todo.delete([2,3,4]) - def delete(id_or_array) - where(primary_key => id_or_array).delete_all - end - # Causes the records to be loaded from the database if they have not # been loaded already. You can use this if for some reason you need # to explicitly load some records before actually using them. The @@ -580,7 +486,7 @@ module ActiveRecord # # User.where(name: 'Oscar').where_values_hash # # => {name: "Oscar"} - def where_values_hash(relation_table_name = table_name) + def where_values_hash(relation_table_name = klass.table_name) where_clause.to_h(relation_table_name) end diff --git a/activerecord/lib/active_record/relation/batches.rb b/activerecord/lib/active_record/relation/batches.rb index fa19c679cf..356ad0dcd6 100644 --- a/activerecord/lib/active_record/relation/batches.rb +++ b/activerecord/lib/active_record/relation/batches.rb @@ -251,20 +251,27 @@ module ActiveRecord end end - batch_relation = relation.where(arel_attribute(primary_key).gt(primary_key_offset)) + 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))) end end private def apply_limits(relation, start, finish) - relation = relation.where(arel_attribute(primary_key).gteq(start)) if start - relation = relation.where(arel_attribute(primary_key).lteq(finish)) if 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 end def batch_order - "#{quoted_table_name}.#{quoted_primary_key} ASC" + arel_attribute(primary_key).asc end def act_on_ignored_order(error_on_ignore) diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 42d43224fa..0889d61c92 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -391,7 +391,7 @@ module ActiveRecord def build_count_subquery(relation, column_name, distinct) relation.select_values = [ if column_name == :all - distinct ? table[Arel.star] : Arel.sql("1") + distinct ? table[Arel.star] : Arel.sql(FinderMethods::ONE_AS_ONE) else column_alias = Arel.sql("count_column") aggregate_column(column_name).as(column_alias) diff --git a/activerecord/lib/active_record/relation/delegation.rb b/activerecord/lib/active_record/relation/delegation.rb index 1aa85993ca..48af777b69 100644 --- a/activerecord/lib/active_record/relation/delegation.rb +++ b/activerecord/lib/active_record/relation/delegation.rb @@ -39,12 +39,11 @@ module ActiveRecord # for each different klass, and the delegations are compiled into that subclass only. delegate :to_xml, :encode_with, :length, :each, :uniq, :to_ary, :join, - :[], :&, :|, :+, :-, :sample, :reverse, :compact, :in_groups, :in_groups_of, + :[], :&, :|, :+, :-, :sample, :reverse, :rotate, :compact, :in_groups, :in_groups_of, :to_sentence, :to_formatted_s, :as_json, - :shuffle, :split, :index, to: :records + :shuffle, :split, :slice, :index, :rindex, to: :records - delegate :table_name, :quoted_table_name, :primary_key, :quoted_primary_key, - :connection, :columns_hash, to: :klass + delegate :primary_key, :connection, to: :klass module ClassSpecificRelation # :nodoc: extend ActiveSupport::Concern diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 2aed941916..c92d5a52f4 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -413,7 +413,9 @@ module ActiveRecord def limited_ids_for(relation) values = @klass.connection.columns_for_distinct( - "#{quoted_table_name}.#{quoted_primary_key}", relation.order_values) + connection.column_name_from_arel_node(arel_attribute(primary_key)), + relation.order_values + ) relation = relation.except(:select).select(values).distinct! diff --git a/activerecord/lib/active_record/relation/predicate_builder.rb b/activerecord/lib/active_record/relation/predicate_builder.rb index 5c42414072..be4b169f67 100644 --- a/activerecord/lib/active_record/relation/predicate_builder.rb +++ b/activerecord/lib/active_record/relation/predicate_builder.rb @@ -13,6 +13,7 @@ module ActiveRecord register_handler(Range, RangeHandler.new(self)) register_handler(Relation, RelationHandler.new) register_handler(Array, ArrayHandler.new(self)) + register_handler(Set, ArrayHandler.new(self)) end def build_from_hash(attributes) diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index bdc5c27328..c88603fde2 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -1172,21 +1172,24 @@ module ActiveRecord end alias having_clause_factory where_clause_factory + DEFAULT_VALUES = { + create_with: FROZEN_EMPTY_HASH, + readonly: false, + where: Relation::WhereClause.empty, + having: Relation::WhereClause.empty, + from: Relation::FromClause.empty + } + + Relation::MULTI_VALUE_METHODS.each do |value| + DEFAULT_VALUES[value] ||= FROZEN_EMPTY_ARRAY + end + + Relation::SINGLE_VALUE_METHODS.each do |value| + DEFAULT_VALUES[value] = nil if DEFAULT_VALUES[value].nil? + end + def default_value_for(name) - case name - when :create_with - FROZEN_EMPTY_HASH - when :readonly - false - when :where, :having - Relation::WhereClause.empty - when :from - Relation::FromClause.empty - when *Relation::MULTI_VALUE_METHODS - FROZEN_EMPTY_ARRAY - when *Relation::SINGLE_VALUE_METHODS - nil - else + DEFAULT_VALUES.fetch(name) do raise ArgumentError, "unknown relation value #{name.inspect}" end end diff --git a/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb b/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb index 5681ccdd23..647e066137 100644 --- a/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb +++ b/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb @@ -117,7 +117,7 @@ module ActiveRecord end def run_cmd_error(cmd, args, action) - msg = "failed to execute:\n" + msg = "failed to execute:\n".dup msg << "#{cmd} #{args.join(' ')}\n\n" msg << "Please check the output above for any errors and make sure that `#{cmd}` is installed in your PATH and has proper permissions.\n\n" msg diff --git a/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb b/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb index abdd6db64a..dfe599c4dd 100644 --- a/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb +++ b/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb @@ -73,7 +73,7 @@ module ActiveRecord end def run_cmd_error(cmd, args) - msg = "failed to execute:\n" + msg = "failed to execute:\n".dup msg << "#{cmd} #{args.join(' ')}\n\n" msg << "Please check the output above for any errors and make sure that `#{cmd}` is installed in your PATH and has proper permissions.\n\n" msg diff --git a/activerecord/test/cases/adapters/postgresql/range_test.rb b/activerecord/test/cases/adapters/postgresql/range_test.rb index b4a776d04d..a75fdef698 100644 --- a/activerecord/test/cases/adapters/postgresql/range_test.rb +++ b/activerecord/test/cases/adapters/postgresql/range_test.rb @@ -232,6 +232,57 @@ _SQL end end + def test_create_tstzrange_preserve_usec + tstzrange = Time.parse("2010-01-01 14:30:00.670277 +0100")...Time.parse("2011-02-02 14:30:00.745125 CDT") + round_trip(@new_range, :tstz_range, tstzrange) + assert_equal @new_range.tstz_range, tstzrange + assert_equal @new_range.tstz_range, Time.parse("2010-01-01 13:30:00.670277 UTC")...Time.parse("2011-02-02 19:30:00.745125 UTC") + end + + def test_update_tstzrange_preserve_usec + assert_equal_round_trip(@first_range, :tstz_range, + Time.parse("2010-01-01 14:30:00.245124 CDT")...Time.parse("2011-02-02 14:30:00.451274 CET")) + assert_nil_round_trip(@first_range, :tstz_range, + Time.parse("2010-01-01 14:30:00.245124 +0100")...Time.parse("2010-01-01 13:30:00.245124 +0000")) + end + + def test_create_tsrange_preseve_usec + tz = ::ActiveRecord::Base.default_timezone + assert_equal_round_trip(@new_range, :ts_range, + Time.send(tz, 2010, 1, 1, 14, 30, 0, 125435)...Time.send(tz, 2011, 2, 2, 14, 30, 0, 225435)) + end + + def test_update_tsrange_preserve_usec + tz = ::ActiveRecord::Base.default_timezone + assert_equal_round_trip(@first_range, :ts_range, + Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)...Time.send(tz, 2011, 2, 2, 14, 30, 0, 224242)) + assert_nil_round_trip(@first_range, :ts_range, + Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)...Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)) + end + + def test_timezone_awareness_tsrange_preserve_usec + tz = "Pacific Time (US & Canada)" + + in_time_zone tz do + PostgresqlRange.reset_column_information + time_string = "2017-09-26 07:30:59.132451 -0700" + time = Time.zone.parse(time_string) + assert time.usec > 0 + + record = PostgresqlRange.new(ts_range: time_string..time_string) + assert_equal time..time, record.ts_range + assert_equal ActiveSupport::TimeZone[tz], record.ts_range.begin.time_zone + assert_equal time.usec, record.ts_range.begin.usec + + record.save! + record.reload + + assert_equal time..time, record.ts_range + assert_equal ActiveSupport::TimeZone[tz], record.ts_range.begin.time_zone + assert_equal time.usec, record.ts_range.begin.usec + end + end + def test_create_numrange assert_equal_round_trip(@new_range, :num_range, BigDecimal.new("0.5")...BigDecimal.new("1")) diff --git a/activerecord/test/cases/adapters/postgresql/serial_test.rb b/activerecord/test/cases/adapters/postgresql/serial_test.rb index 3c020a88d0..df7875dbf2 100644 --- a/activerecord/test/cases/adapters/postgresql/serial_test.rb +++ b/activerecord/test/cases/adapters/postgresql/serial_test.rb @@ -86,3 +86,39 @@ class PostgresqlBigSerialTest < ActiveRecord::PostgreSQLTestCase assert_match %r{t\.bigint\s+"serials_id",\s+default: -> \{ "nextval\('postgresql_big_serials_id_seq'::regclass\)" \}$}, output end end + +module SequenceNameDetectionTestCases + class CollidedSequenceNameTest < ActiveRecord::PostgreSQLTestCase + include SchemaDumpingHelper + + def setup + @connection = ActiveRecord::Base.connection + @connection.create_table :foo_bar, force: true do |t| + t.serial :baz_id + end + @connection.create_table :foo, force: true do |t| + t.serial :bar_id + t.bigserial :bar_baz_id + end + end + + def teardown + @connection.drop_table :foo_bar, if_exists: true + @connection.drop_table :foo, if_exists: true + end + + def test_serial_columns + columns = @connection.columns(:foo) + columns.each do |column| + assert_equal :integer, column.type + assert column.serial? + end + end + + def test_schema_dump_with_collided_sequence_name + output = dump_table_schema "foo" + assert_match %r{t\.serial\s+"bar_id",\s+null: false$}, output + assert_match %r{t\.bigserial\s+"bar_baz_id",\s+null: false$}, output + end + end +end diff --git a/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb b/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb index 449023b6eb..8212ed4263 100644 --- a/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb +++ b/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb @@ -30,6 +30,6 @@ class PostgresqlTypeLookupTest < ActiveRecord::PostgreSQLTestCase big_range = 0..123456789123456789 assert_raises(ActiveModel::RangeError) { int_range.serialize(big_range) } - assert_equal "[0,123456789123456789]", bigint_range.serialize(big_range) + assert_equal "[0,123456789123456789]", @connection.type_cast(bigint_range.serialize(big_range)) end end diff --git a/activerecord/test/cases/adapters/postgresql/uuid_test.rb b/activerecord/test/cases/adapters/postgresql/uuid_test.rb index 76cb1bc354..466d281e85 100644 --- a/activerecord/test/cases/adapters/postgresql/uuid_test.rb +++ b/activerecord/test/cases/adapters/postgresql/uuid_test.rb @@ -76,6 +76,19 @@ class PostgresqlUUIDTest < ActiveRecord::PostgreSQLTestCase assert_nil column.default end + def test_add_column_with_default_array + connection.add_column :uuid_data_type, :thingy, :uuid, array: true, default: [] + + UUIDType.reset_column_information + column = UUIDType.columns_hash["thingy"] + + assert column.array? + assert_equal "{}", column.default + + schema = dump_table_schema "uuid_data_type" + assert_match %r{t\.uuid "thingy", default: \[\], array: true$}, schema + end + def test_data_type_of_uuid_types column = UUIDType.columns_hash["guid"] assert_equal :uuid, column.type diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index 44bf7f7d2f..559f0e9338 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -530,6 +530,14 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal [comments(:does_it_hurt)], assert_no_queries { author.special_post_comments } end + def test_preloading_has_many_through_with_implicit_source + authors = Author.includes(:very_special_comments).to_a + assert_no_queries do + special_comment_authors = authors.map { |author| [author.name, author.very_special_comments.size] } + assert_equal [["David", 1], ["Mary", 0], ["Bob", 0]], special_comment_authors + end + end + def test_eager_with_has_many_through_an_sti_join_model_with_conditions_on_both author = Author.all.merge!(includes: :special_nonexistent_post_comments, order: "authors.id").first assert_equal [], author.special_nonexistent_post_comments @@ -861,10 +869,6 @@ class EagerAssociationTest < ActiveRecord::TestCase end end - def find_all_ordered(className, include = nil) - className.all.merge!(order: "#{className.table_name}.#{className.primary_key}", includes: include).to_a - end - def test_limited_eager_with_order assert_equal( posts(:thinking, :sti_comments), @@ -1299,6 +1303,11 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal projects.last.mentor.developers.first.contracts, projects.last.developers.last.contracts end + def test_preloading_has_many_through_with_custom_scope + project = Project.includes(:developers_named_david_with_hash_conditions).find(projects(:active_record).id) + assert_equal [developers(:david)], project.developers_named_david_with_hash_conditions + end + test "scoping with a circular preload" do assert_equal Comment.find(1), Comment.preload(post: :comments).scoping { Comment.find(1) } end @@ -1497,4 +1506,9 @@ class EagerAssociationTest < ActiveRecord::TestCase ActiveRecord::Associations::HasManyAssociation.any_instance.expects(:reader).never Author.preload(:readonly_comments).first! end + + private + def find_all_ordered(klass, include = nil) + klass.order("#{klass.table_name}.#{klass.primary_key}").includes(include).to_a + end end 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 f8ea51225a..521b388cee 100644 --- a/activerecord/test/cases/associations/has_many_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb @@ -1250,6 +1250,10 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase TenantMembership.current_member = nil end + def test_has_many_through_with_unscope_should_affect_to_through_scope + assert_equal [comments(:eager_other_comment1)], authors(:mary).unordered_comments + end + def test_has_many_through_with_scope_should_respect_table_alias family = Family.create! users = 3.times.map { User.create! } diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index 3abdcf3564..87694b0788 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -496,25 +496,25 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase post_thinking = posts(:thinking) assert_nothing_raised { post_thinking.tags << push } assert_nil(wrong = post_thinking.tags.detect { |t| t.class != Tag }, - message = "Expected a Tag in tags collection, got #{wrong.class}.") + "Expected a Tag in tags collection, got #{wrong.class}.") assert_nil(wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, - message = "Expected a Tagging in taggings collection, got #{wrong.class}.") + "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 1, post_thinking.reload.tags.size) assert_equal(count + 1, post_thinking.tags.reload.size) assert_kind_of Tag, post_thinking.tags.create!(name: "foo") assert_nil(wrong = post_thinking.tags.detect { |t| t.class != Tag }, - message = "Expected a Tag in tags collection, got #{wrong.class}.") + "Expected a Tag in tags collection, got #{wrong.class}.") assert_nil(wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, - message = "Expected a Tagging in taggings collection, got #{wrong.class}.") + "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 2, post_thinking.reload.tags.size) assert_equal(count + 2, post_thinking.tags.reload.size) assert_nothing_raised { post_thinking.tags.concat(Tag.create!(name: "abc"), Tag.create!(name: "def")) } assert_nil(wrong = post_thinking.tags.detect { |t| t.class != Tag }, - message = "Expected a Tag in tags collection, got #{wrong.class}.") + "Expected a Tag in tags collection, got #{wrong.class}.") assert_nil(wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, - message = "Expected a Tagging in taggings collection, got #{wrong.class}.") + "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 4, post_thinking.reload.tags.size) assert_equal(count + 4, post_thinking.tags.reload.size) diff --git a/activerecord/test/cases/attribute_methods_test.rb b/activerecord/test/cases/attribute_methods_test.rb index 0ea8ef5cea..2d67c57cfb 100644 --- a/activerecord/test/cases/attribute_methods_test.rb +++ b/activerecord/test/cases/attribute_methods_test.rb @@ -1019,14 +1019,6 @@ class AttributeMethodsTest < ActiveRecord::TestCase ActiveRecord::Base.time_zone_aware_types = old_types end - def cached_columns - Topic.columns.map(&:name) - end - - def time_related_columns_on_topic - Topic.columns.select { |c| [:time, :date, :datetime, :timestamp].include?(c.type) } - end - def privatize(method_signature) @target.class_eval(<<-private_method, __FILE__, __LINE__ + 1) private diff --git a/activerecord/test/cases/attributes_test.rb b/activerecord/test/cases/attributes_test.rb index 29a25b4461..2caf2a63d4 100644 --- a/activerecord/test/cases/attributes_test.rb +++ b/activerecord/test/cases/attributes_test.rb @@ -108,12 +108,14 @@ module ActiveRecord assert_equal 6, klass.attribute_types.length assert_equal 6, klass.column_defaults.length + assert_equal 6, klass.attribute_names.length assert_not klass.attribute_types.include?("wibble") klass.attribute :wibble, Type::Value.new assert_equal 7, klass.attribute_types.length assert_equal 7, klass.column_defaults.length + assert_equal 7, klass.attribute_names.length assert_includes klass.attribute_types, "wibble" end diff --git a/activerecord/test/cases/batches_test.rb b/activerecord/test/cases/batches_test.rb index 53c1e61ad1..c965404b07 100644 --- a/activerecord/test/cases/batches_test.rb +++ b/activerecord/test/cases/batches_test.rb @@ -614,6 +614,17 @@ class EachTest < ActiveRecord::TestCase assert_equal expected, actual end + test ".find_each respects table alias" do + assert_queries(1) do + table_alias = Post.arel_table.alias("omg_posts") + table_metadata = ActiveRecord::TableMetadata.new(Post, table_alias) + predicate_builder = ActiveRecord::PredicateBuilder.new(table_metadata) + + posts = ActiveRecord::Relation.create(Post, table_alias, predicate_builder) + posts.find_each {} + end + end + test ".find_each bypasses the query cache for its own queries" do Post.cache do assert_queries(2) do diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb index 39dff19b78..b47fd0af41 100644 --- a/activerecord/test/cases/calculations_test.rb +++ b/activerecord/test/cases/calculations_test.rb @@ -518,8 +518,7 @@ class CalculationsTest < ActiveRecord::TestCase end def test_should_sum_expression - # Oracle adapter returns floating point value 636.0 after SUM - if current_adapter?(:OracleAdapter) + if current_adapter?(:SQLite3Adapter, :Mysql2Adapter, :PostgreSQLAdapter, :OracleAdapter) assert_equal 636, Account.sum("2 * credit_limit") else assert_equal 636, Account.sum("2 * credit_limit").to_i diff --git a/activerecord/test/cases/collection_cache_key_test.rb b/activerecord/test/cases/collection_cache_key_test.rb index dbe6857487..c137693211 100644 --- a/activerecord/test/cases/collection_cache_key_test.rb +++ b/activerecord/test/cases/collection_cache_key_test.rb @@ -55,6 +55,24 @@ module ActiveRecord assert_equal last_developer_timestamp.to_s(ActiveRecord::Base.cache_timestamp_format), $3 end + test "cache_key for relation with table alias" do + table_alias = Developer.arel_table.alias("omg_developers") + table_metadata = ActiveRecord::TableMetadata.new(Developer, table_alias) + predicate_builder = ActiveRecord::PredicateBuilder.new(table_metadata) + + developers = ActiveRecord::Relation.create(Developer, table_alias, predicate_builder) + developers = developers.where(salary: 100000).order(updated_at: :desc) + last_developer_timestamp = developers.first.updated_at + + assert_match(/\Adevelopers\/query-(\h+)-(\d+)-(\d+)\z/, developers.cache_key) + + /\Adevelopers\/query-(\h+)-(\d+)-(\d+)\z/ =~ developers.cache_key + + assert_equal Digest::MD5.hexdigest(developers.to_sql), $1 + assert_equal developers.count.to_s, $2 + assert_equal last_developer_timestamp.to_s(ActiveRecord::Base.cache_timestamp_format), $3 + end + test "it triggers at most one query" do developers = Developer.where(name: "David") diff --git a/activerecord/test/cases/comment_test.rb b/activerecord/test/cases/comment_test.rb index 1bcafd4b55..584e03d196 100644 --- a/activerecord/test/cases/comment_test.rb +++ b/activerecord/test/cases/comment_test.rb @@ -142,5 +142,27 @@ if ActiveRecord::Base.connection.supports_comments? assert_match %r[t\.string\s+"absent_comment"\n], output assert_no_match %r[t\.string\s+"absent_comment", comment:\n], output end + + def test_change_table_comment + @connection.change_table_comment :commenteds, "Edited table comment" + assert_equal "Edited table comment", @connection.table_comment("commenteds") + end + + def test_change_table_comment_to_nil + @connection.change_table_comment :commenteds, nil + assert_nil @connection.table_comment("commenteds") + end + + def test_change_column_comment + @connection.change_column_comment :commenteds, :name, "Edited column comment" + column = Commented.columns_hash["name"] + assert_equal "Edited column comment", column.comment + end + + def test_change_column_comment_to_nil + @connection.change_column_comment :commenteds, :name, nil + column = Commented.columns_hash["name"] + assert_nil column.comment + end end end diff --git a/activerecord/test/cases/instrumentation_test.rb b/activerecord/test/cases/instrumentation_test.rb new file mode 100644 index 0000000000..e6e8468757 --- /dev/null +++ b/activerecord/test/cases/instrumentation_test.rb @@ -0,0 +1,72 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/book" + +module ActiveRecord + class InstrumentationTest < ActiveRecord::TestCase + def test_payload_name_on_load + Book.create(name: "test book") + subscriber = ActiveSupport::Notifications.subscribe("sql.active_record") do |*args| + event = ActiveSupport::Notifications::Event.new(*args) + if event.payload[:sql].match "SELECT" + assert_equal "Book Load", event.payload[:name] + end + end + Book.first + ensure + ActiveSupport::Notifications.unsubscribe(subscriber) if subscriber + end + + def test_payload_name_on_create + subscriber = ActiveSupport::Notifications.subscribe("sql.active_record") do |*args| + event = ActiveSupport::Notifications::Event.new(*args) + if event.payload[:sql].match "INSERT" + assert_equal "Book Create", event.payload[:name] + end + end + Book.create(name: "test book") + ensure + ActiveSupport::Notifications.unsubscribe(subscriber) if subscriber + end + + def test_payload_name_on_update + subscriber = ActiveSupport::Notifications.subscribe("sql.active_record") do |*args| + event = ActiveSupport::Notifications::Event.new(*args) + if event.payload[:sql].match "UPDATE" + assert_equal "Book Update", event.payload[:name] + end + end + book = Book.create(name: "test book") + book.update_attribute(:name, "new name") + ensure + ActiveSupport::Notifications.unsubscribe(subscriber) if subscriber + end + + def test_payload_name_on_update_all + subscriber = ActiveSupport::Notifications.subscribe("sql.active_record") do |*args| + event = ActiveSupport::Notifications::Event.new(*args) + if event.payload[:sql].match "UPDATE" + assert_equal "Book Update All", event.payload[:name] + end + end + Book.create(name: "test book") + Book.update_all(name: "new name") + ensure + ActiveSupport::Notifications.unsubscribe(subscriber) if subscriber + end + + def test_payload_name_on_destroy + subscriber = ActiveSupport::Notifications.subscribe("sql.active_record") do |*args| + event = ActiveSupport::Notifications::Event.new(*args) + if event.payload[:sql].match "DELETE" + assert_equal "Book Destroy", event.payload[:name] + end + end + book = Book.create(name: "test book") + book.destroy + ensure + ActiveSupport::Notifications.unsubscribe(subscriber) if subscriber + end + end +end diff --git a/activerecord/test/cases/migration/column_positioning_test.rb b/activerecord/test/cases/migration/column_positioning_test.rb index 23414419dc..1c62a68cf9 100644 --- a/activerecord/test/cases/migration/column_positioning_test.rb +++ b/activerecord/test/cases/migration/column_positioning_test.rb @@ -52,6 +52,16 @@ module ActiveRecord conn.change_column :testings, :second, :integer, after: :third assert_equal %w(first third second), conn.columns(:testings).map(&:name) end + + def test_add_reference_with_positioning_first + conn.add_reference :testings, :new, polymorphic: true, first: true + assert_equal %w(new_id new_type first second third), conn.columns(:testings).map(&:name) + end + + def test_add_reference_with_positioning_after + conn.add_reference :testings, :new, polymorphic: true, after: :first + assert_equal %w(first new_id new_type second third), conn.columns(:testings).map(&:name) + end end end end diff --git a/activerecord/test/cases/migration/columns_test.rb b/activerecord/test/cases/migration/columns_test.rb index 1b1d0af132..8ca20b6172 100644 --- a/activerecord/test/cases/migration/columns_test.rb +++ b/activerecord/test/cases/migration/columns_test.rb @@ -142,6 +142,10 @@ module ActiveRecord end def test_remove_column_with_multi_column_index + # MariaDB starting with 10.2.8 + # Dropping a column that is part of a multi-column UNIQUE constraint is not permitted. + skip if current_adapter?(:Mysql2Adapter) && connection.mariadb? && connection.version >= "10.2.8" + add_column "test_models", :hat_size, :integer add_column "test_models", :hat_style, :string, limit: 100 add_index "test_models", ["hat_style", "hat_size"], unique: true diff --git a/activerecord/test/cases/migration/command_recorder_test.rb b/activerecord/test/cases/migration/command_recorder_test.rb index 0b5e983f14..58bc558619 100644 --- a/activerecord/test/cases/migration/command_recorder_test.rb +++ b/activerecord/test/cases/migration/command_recorder_test.rb @@ -213,6 +213,11 @@ module ActiveRecord assert_equal [:remove_index, [:table, { name: "new_index" }]], remove end + def test_invert_add_index_with_algorithm_option + remove = @recorder.inverse_of :add_index, [:table, :one, algorithm: :concurrently] + assert_equal [:remove_index, [:table, { column: :one, algorithm: :concurrently }]], remove + end + def test_invert_remove_index add = @recorder.inverse_of :remove_index, [:table, :one] assert_equal [:add_index, [:table, :one]], add diff --git a/activerecord/test/cases/migration/compatibility_test.rb b/activerecord/test/cases/migration/compatibility_test.rb index cb3b02c02a..1ae15eb439 100644 --- a/activerecord/test/cases/migration/compatibility_test.rb +++ b/activerecord/test/cases/migration/compatibility_test.rb @@ -199,6 +199,87 @@ class LegacyPrimaryKeyTest < ActiveRecord::TestCase assert_match %r{create_table "legacy_primary_keys", id: :integer, default: nil}, schema end + if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) + def test_legacy_primary_key_in_create_table_should_be_integer + @migration = Class.new(ActiveRecord::Migration[5.0]) { + def change + create_table :legacy_primary_keys, id: false do |t| + t.primary_key :id + end + end + }.new + + @migration.migrate(:up) + + schema = dump_table_schema "legacy_primary_keys" + assert_match %r{create_table "legacy_primary_keys", id: :(?:integer|serial), (?!default: nil)}, schema + end + + def test_legacy_primary_key_in_change_table_should_be_integer + @migration = Class.new(ActiveRecord::Migration[5.0]) { + def change + create_table :legacy_primary_keys, id: false do |t| + t.integer :dummy + end + change_table :legacy_primary_keys do |t| + t.primary_key :id + end + end + }.new + + @migration.migrate(:up) + + schema = dump_table_schema "legacy_primary_keys" + assert_match %r{create_table "legacy_primary_keys", id: :(?:integer|serial), (?!default: nil)}, schema + end + + def test_add_column_with_legacy_primary_key_should_be_integer + @migration = Class.new(ActiveRecord::Migration[5.0]) { + def change + create_table :legacy_primary_keys, id: false do |t| + t.integer :dummy + end + add_column :legacy_primary_keys, :id, :primary_key + end + }.new + + @migration.migrate(:up) + + schema = dump_table_schema "legacy_primary_keys" + assert_match %r{create_table "legacy_primary_keys", id: :(?:integer|serial), (?!default: nil)}, schema + end + end + + def test_legacy_join_table_foreign_keys_should_be_integer + @migration = Class.new(ActiveRecord::Migration[5.0]) { + def change + create_join_table :apples, :bananas do |t| + end + end + }.new + + @migration.migrate(:up) + + schema = dump_table_schema "apples_bananas" + assert_match %r{integer "apple_id", null: false}, schema + assert_match %r{integer "banana_id", null: false}, schema + end + + def test_legacy_join_table_column_options_should_be_overwritten + @migration = Class.new(ActiveRecord::Migration[5.0]) { + def change + create_join_table :apples, :bananas, column_options: { type: :bigint } do |t| + end + end + }.new + + @migration.migrate(:up) + + schema = dump_table_schema "apples_bananas" + assert_match %r{bigint "apple_id", null: false}, schema + assert_match %r{bigint "banana_id", null: false}, schema + end + if current_adapter?(:Mysql2Adapter) def test_legacy_bigint_primary_key_should_be_auto_incremented @migration = Class.new(ActiveRecord::Migration[5.0]) { diff --git a/activerecord/test/cases/persistence_test.rb b/activerecord/test/cases/persistence_test.rb index 170fd02b6f..6cbe18cc8c 100644 --- a/activerecord/test/cases/persistence_test.rb +++ b/activerecord/test/cases/persistence_test.rb @@ -70,10 +70,10 @@ class PersistenceTest < ActiveRecord::TestCase end def test_update_many - topic_data = { 1 => { "content" => "1 updated" }, 2 => { "content" => "2 updated" } } + topic_data = { 1 => { "content" => "1 updated" }, 2 => { "content" => "2 updated" }, nil => {} } updated = Topic.update(topic_data.keys, topic_data.values) - assert_equal 2, updated.size + assert_equal [1, 2], updated.map(&:id) assert_equal "1 updated", Topic.find(1).content assert_equal "2 updated", Topic.find(2).content end @@ -81,9 +81,8 @@ class PersistenceTest < ActiveRecord::TestCase def test_class_level_update_is_affected_by_scoping topic_data = { 1 => { "content" => "1 updated" }, 2 => { "content" => "2 updated" } } - assert_raise(ActiveRecord::RecordNotFound) do - Topic.where("1=0").scoping { Topic.update(topic_data.keys, topic_data.values) } - end + assert_equal [], Topic.where("1=0").scoping { Topic.update(topic_data.keys, topic_data.values) } + assert_not_equal "1 updated", Topic.find(1).content assert_not_equal "2 updated", Topic.find(2).content end @@ -175,7 +174,7 @@ class PersistenceTest < ActiveRecord::TestCase clients = Client.all.merge!(order: "id").find([2, 3]) assert_difference("Client.count", -2) do - destroyed = Client.destroy([2, 3]).sort_by(&:id) + destroyed = Client.destroy([2, 3, nil]).sort_by(&:id) assert_equal clients, destroyed assert destroyed.all?(&:frozen?), "destroyed clients should be frozen" end @@ -917,7 +916,9 @@ class PersistenceTest < ActiveRecord::TestCase should_be_destroyed_reply = Reply.create("title" => "hello", "content" => "world") Topic.find(1).replies << should_be_destroyed_reply - Topic.destroy(1) + topic = Topic.destroy(1) + assert topic.destroyed? + assert_raise(ActiveRecord::RecordNotFound) { Topic.find(1) } assert_raise(ActiveRecord::RecordNotFound) { Reply.find(should_be_destroyed_reply.id) } end @@ -926,9 +927,8 @@ class PersistenceTest < ActiveRecord::TestCase should_not_be_destroyed_reply = Reply.create("title" => "hello", "content" => "world") Topic.find(1).replies << should_not_be_destroyed_reply - assert_raise(ActiveRecord::RecordNotFound) do - Topic.where("1=0").scoping { Topic.destroy(1) } - end + assert_nil Topic.where("1=0").scoping { Topic.destroy(1) } + assert_nothing_raised { Topic.find(1) } assert_nothing_raised { Reply.find(should_not_be_destroyed_reply.id) } end diff --git a/activerecord/test/cases/primary_keys_test.rb b/activerecord/test/cases/primary_keys_test.rb index e0888f5fe9..a36d786b40 100644 --- a/activerecord/test/cases/primary_keys_test.rb +++ b/activerecord/test/cases/primary_keys_test.rb @@ -334,16 +334,26 @@ class CompositePrimaryKeyTest < ActiveRecord::TestCase t.string :region t.integer :code end + @connection.create_table(:travels, primary_key: ["from", "to"], force: true) do |t| + t.string :from + t.string :to + end end def teardown - @connection.drop_table(:uber_barcodes, if_exists: true) + @connection.drop_table :uber_barcodes, if_exists: true + @connection.drop_table :barcodes_reverse, if_exists: true + @connection.drop_table :travels, if_exists: true end def test_composite_primary_key assert_equal ["region", "code"], @connection.primary_keys("uber_barcodes") end + def test_composite_primary_key_with_reserved_words + assert_equal ["from", "to"], @connection.primary_keys("travels") + end + def test_composite_primary_key_out_of_order skip if current_adapter?(:SQLite3Adapter) assert_equal ["code", "region"], @connection.primary_keys("barcodes_reverse") diff --git a/activerecord/test/cases/query_cache_test.rb b/activerecord/test/cases/query_cache_test.rb index d3f4b5bf75..5cb537b623 100644 --- a/activerecord/test/cases/query_cache_test.rb +++ b/activerecord/test/cases/query_cache_test.rb @@ -302,14 +302,10 @@ class QueryCacheTest < ActiveRecord::TestCase end end - def test_cache_does_not_wrap_string_results_in_arrays + def test_cache_does_not_wrap_results_in_arrays Task.cache do - # Oracle adapter returns count() as Integer or Float - if current_adapter?(:OracleAdapter) - assert_kind_of Numeric, Task.connection.select_value("SELECT count(*) AS count_all FROM tasks") - elsif current_adapter?(:SQLite3Adapter, :Mysql2Adapter, :PostgreSQLAdapter) - # Future versions of the sqlite3 adapter will return numeric - assert_instance_of 0.class, Task.connection.select_value("SELECT count(*) AS count_all FROM tasks") + if current_adapter?(:SQLite3Adapter, :Mysql2Adapter, :PostgreSQLAdapter, :OracleAdapter) + assert_equal 2, Task.connection.select_value("SELECT count(*) AS count_all FROM tasks") else assert_instance_of String, Task.connection.select_value("SELECT count(*) AS count_all FROM tasks") end diff --git a/activerecord/test/cases/relation/delegation_test.rb b/activerecord/test/cases/relation/delegation_test.rb index 04d688ac53..2696d1bb00 100644 --- a/activerecord/test/cases/relation/delegation_test.rb +++ b/activerecord/test/cases/relation/delegation_test.rb @@ -10,8 +10,8 @@ module ActiveRecord :+, :-, :|, :&, :[], :shuffle, :all?, :collect, :compact, :detect, :each, :each_cons, :each_with_index, :exclude?, :find_all, :flat_map, :group_by, :include?, :length, - :map, :none?, :one?, :partition, :reject, :reverse, - :sample, :second, :sort, :sort_by, :third, + :map, :none?, :one?, :partition, :reject, :reverse, :rotate, + :sample, :second, :sort, :sort_by, :slice, :third, :index, :rindex, :to_ary, :to_set, :to_xml, :to_yaml, :join, :in_groups, :in_groups_of, :to_sentence, :to_formatted_s, :as_json ] diff --git a/activerecord/test/cases/relation/or_test.rb b/activerecord/test/cases/relation/or_test.rb index 955e9fc9ce..7e418f9c7d 100644 --- a/activerecord/test/cases/relation/or_test.rb +++ b/activerecord/test/cases/relation/or_test.rb @@ -31,7 +31,7 @@ module ActiveRecord end def test_or_with_bind_params - assert_equal Post.find([1, 2]), Post.where(id: 1).or(Post.where(id: 2)).to_a + assert_equal Post.find([1, 2]).sort_by(&:id), Post.where(id: 1).or(Post.where(id: 2)).sort_by(&:id) end def test_or_with_null_both diff --git a/activerecord/test/cases/relation_test.rb b/activerecord/test/cases/relation_test.rb index c1805aa592..fd5985ffe7 100644 --- a/activerecord/test/cases/relation_test.rb +++ b/activerecord/test/cases/relation_test.rb @@ -73,11 +73,6 @@ module ActiveRecord assert_equal({}, relation.where_values_hash) end - def test_table_name_delegates_to_klass - relation = Relation.new(FakeKlass, :b, Post.predicate_builder) - assert_equal "posts", relation.table_name - end - def test_scope_for_create relation = Relation.new(FakeKlass, :b, nil) assert_equal({}, relation.scope_for_create) diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index ae1dc35bff..4edaf79e9a 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -1806,6 +1806,10 @@ class RelationTest < ActiveRecord::TestCase assert_equal post, custom_post_relation.joins(:author).where!(title: post.title).take end + test "arel_attribute respects a custom table" do + assert_equal [posts(:welcome)], custom_post_relation.ranked_by_comments.limit_by(1).to_a + end + test "#load" do relation = Post.all assert_queries(1) do @@ -1912,6 +1916,19 @@ class RelationTest < ActiveRecord::TestCase end end + test "#where with set" do + david = authors(:david) + mary = authors(:mary) + + authors = Author.where(name: ["David", "Mary"].to_set) + assert_equal [david, mary], authors + end + + test "#where with empty set" do + authors = Author.where(name: Set.new) + assert_empty authors + end + private def custom_post_relation table_alias = Post.arel_table.alias("omg_posts") diff --git a/activerecord/test/cases/tasks/postgresql_rake_test.rb b/activerecord/test/cases/tasks/postgresql_rake_test.rb index 693503250b..ca1defa332 100644 --- a/activerecord/test/cases/tasks/postgresql_rake_test.rb +++ b/activerecord/test/cases/tasks/postgresql_rake_test.rb @@ -229,7 +229,6 @@ if current_adapter?(:PostgreSQLAdapter) ActiveRecord::Base.stubs(:connection).returns(@connection) ActiveRecord::Base.stubs(:establish_connection).returns(true) - Kernel.stubs(:system) end def teardown @@ -295,6 +294,16 @@ if current_adapter?(:PostgreSQLAdapter) 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) + end + assert_match("failed to execute:", e.message) + end + private def with_dump_schemas(value, &block) old_dump_schemas = ActiveRecord::Base.dump_schemas @@ -323,7 +332,6 @@ if current_adapter?(:PostgreSQLAdapter) ActiveRecord::Base.stubs(:connection).returns(@connection) ActiveRecord::Base.stubs(:establish_connection).returns(true) - Kernel.stubs(:system) end def test_structure_load diff --git a/activerecord/test/cases/tasks/sqlite_rake_test.rb b/activerecord/test/cases/tasks/sqlite_rake_test.rb index 8ac4878c37..d7e3caa2ff 100644 --- a/activerecord/test/cases/tasks/sqlite_rake_test.rb +++ b/activerecord/test/cases/tasks/sqlite_rake_test.rb @@ -215,6 +215,31 @@ if current_adapter?(:SQLite3Adapter) FileUtils.rm_f(filename) FileUtils.rm_f(dbfile) end + + 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") } + end + end + assert_match("failed to execute:", e.message) + ensure + FileUtils.rm_f(filename) + FileUtils.rm_f(dbfile) + end + + private + def with_structure_dump_flags(flags) + old = ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags + ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags = flags + yield + ensure + ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags = old + end end class SqliteStructureLoadTest < ActiveRecord::TestCase diff --git a/activerecord/test/migrations/empty/.gitkeep b/activerecord/test/migrations/empty/.keep index e69de29bb2..e69de29bb2 100644 --- a/activerecord/test/migrations/empty/.gitkeep +++ b/activerecord/test/migrations/empty/.keep diff --git a/activerecord/test/models/author.rb b/activerecord/test/models/author.rb index 09958ca257..3371fcbfcc 100644 --- a/activerecord/test/models/author.rb +++ b/activerecord/test/models/author.rb @@ -21,7 +21,7 @@ class Author < ActiveRecord::Base end has_many :comments_containing_the_letter_e, through: :posts, source: :comments has_many :comments_with_order_and_conditions, -> { order("comments.body").where("comments.body like 'Thank%'") }, through: :posts, source: :comments - has_many :comments_with_include, -> { includes(:post) }, through: :posts, source: :comments + has_many :comments_with_include, -> { includes(:post).where(posts: { type: "Post" }) }, through: :posts, source: :comments has_many :first_posts has_many :comments_on_first_posts, -> { order("posts.id desc, comments.id asc") }, through: :first_posts, source: :comments @@ -40,6 +40,7 @@ class Author < ActiveRecord::Base class_name: "Post" has_many :comments_desc, -> { order("comments.id DESC") }, through: :posts, source: :comments + has_many :unordered_comments, -> { unscope(:order).distinct }, through: :posts_sorted_by_id_limited, source: :comments has_many :funky_comments, through: :posts, source: :comments has_many :ordered_uniq_comments, -> { distinct.order("comments.id") }, through: :posts, source: :comments has_many :ordered_uniq_comments_desc, -> { distinct.order("comments.id DESC") }, through: :posts, source: :comments @@ -78,7 +79,7 @@ class Author < ActiveRecord::Base after_add: [:log_after_adding, Proc.new { |o, r| o.post_log << "after_adding_proc#{r.id || '<new>'}" }] has_many :unchangeable_posts, class_name: "Post", before_add: :raise_exception, after_add: :log_after_adding - has_many :categorizations + has_many :categorizations, -> {} has_many :categories, through: :categorizations has_many :named_categories, through: :categorizations diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb index 4c8e847354..935a11e811 100644 --- a/activerecord/test/models/post.rb +++ b/activerecord/test/models/post.rb @@ -21,7 +21,7 @@ class Post < ActiveRecord::Base scope :containing_the_letter_a, -> { where("body LIKE '%a%'") } scope :titled_with_an_apostrophe, -> { where("title LIKE '%''%'") } - scope :ranked_by_comments, -> { order("comments_count DESC") } + scope :ranked_by_comments, -> { order(arel_attribute(:comments_count).desc) } scope :limit_by, lambda { |l| limit(l) } scope :locked, -> { lock } |