diff options
Diffstat (limited to 'activerecord')
34 files changed, 535 insertions, 46 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index 7db99d4aeb..22f86fb2e1 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,90 @@ +* Parsing PostgreSQL arrays with empty strings now works correctly. + + Previously, if you tried to parse `{"1","","2","","3"}` the result + would be `["1","2","3"]`, removing the empty strings from the array, + which would be incorrect. Now it will correctly produce `["1","","2","","3"]` + as the result of parsing the above PostgreSQL array. + + Fixes #13907. + + *Maurício Linhares* + +* Associations now raise `ArgumentError` on name conflicts. + + Dangerous association names conflicts include instance or class methods already + defined by `ActiveRecord::Base`. + + Example: + + class Car < ActiveRecord::Base + has_many :errors + end + # Will raise ArgumentError. + + Fixes #13217. + + *Lauro Caetano* + +* Fix regressions on `select_*` methods. + When `select_*` methods receive a `Relation` object, they should be able to get the arel/binds from it. + Also fix regressions on `select_rows` that was ignoring the binds. + + Fixes #7538, #12017, #13731, #12056. + + *arthurnn* + +* Active Record objects can now be correctly dumped, loaded and dumped again without issues. + + Previously, if you did `YAML.dump`, `YAML.load` and then `YAML.dump` again + in an Active Record model that used serialization it would fail at the last + dump due to the fields not being correctly serialized before being dumped + to YAML. Now it is possible to dump and load the same object as many times + as needed without any issues. + + Fixes #13861. + + *Maurício Linhares* + +* `find_in_batches` now returns an `Enumerator` when called without a block, so that it + can be chained with other `Enumerable` methods. + + *Marc-André Lafortune* + +* `enum` now raises on "dangerous" name conflicts. + + Dangerous name conflicts includes instance or class method conflicts + with methods defined within `ActiveRecord::Base` but not its ancestors, + as well as conflicts with methods generated by other enums on the same + class. + + Fixes #13389. + + *Godfrey Chan* + +* `scope` now raises on "dangerous" name conflicts. + + Similar to dangerous attribute methods, a scope name conflict is + dangerous if it conflicts with an existing class method defined within + `ActiveRecord::Base` but not its ancestors. + + See also #13389. + + *Godfrey Chan*, *Philippe Creux* + +* Correctly send an user provided statement to a `lock!()` call. + + person.lock! 'FOR SHARE NOWAIT' + # Before: SELECT * ... LIMIT 1 FOR UPDATE + # After: SELECT * ... LIMIT 1 FOR SHARE NOWAIT + + Fixes #13788. + + *Maurício Linhares* + +* Handle aliased attributes `select()`, `order()` and `reorder()`. + + *Tsutomu Kuroda* + * Reset the collection association when calling `reset` on it. Before: diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb index 17f056e764..5a0ba9e6b1 100644 --- a/activerecord/lib/active_record/associations/association_scope.rb +++ b/activerecord/lib/active_record/associations/association_scope.rb @@ -1,3 +1,5 @@ +require 'active_record/associations/join_helper' + module ActiveRecord module Associations class AssociationScope #:nodoc: diff --git a/activerecord/lib/active_record/associations/builder/association.rb b/activerecord/lib/active_record/associations/builder/association.rb index 3911d1b520..f085fd1cfd 100644 --- a/activerecord/lib/active_record/associations/builder/association.rb +++ b/activerecord/lib/active_record/associations/builder/association.rb @@ -26,6 +26,12 @@ module ActiveRecord::Associations::Builder attr_reader :name, :scope, :options def self.build(model, name, scope, options, &block) + if model.dangerous_attribute_method?(name) + raise ArgumentError, "You tried to define an association named #{name} on the model #{model.name}, but " \ + "this will conflict with a method #{name} already defined by Active Record. " \ + "Please choose a different association name." + end + builder = create_builder model, name, scope, options, &block reflection = builder.build(model) define_accessors model, reflection diff --git a/activerecord/lib/active_record/attribute_methods.rb b/activerecord/lib/active_record/attribute_methods.rb index 73761520f7..9326c9c117 100644 --- a/activerecord/lib/active_record/attribute_methods.rb +++ b/activerecord/lib/active_record/attribute_methods.rb @@ -110,16 +110,34 @@ module ActiveRecord end end - # A method name is 'dangerous' if it is already defined by Active Record, but + # A method name is 'dangerous' if it is already (re)defined by Active Record, but # not by any ancestors. (So 'puts' is not dangerous but 'save' is.) def dangerous_attribute_method?(name) # :nodoc: method_defined_within?(name, Base) end - def method_defined_within?(name, klass, sup = klass.superclass) # :nodoc: + def method_defined_within?(name, klass, superklass = klass.superclass) # :nodoc: if klass.method_defined?(name) || klass.private_method_defined?(name) - if sup.method_defined?(name) || sup.private_method_defined?(name) - klass.instance_method(name).owner != sup.instance_method(name).owner + if superklass.method_defined?(name) || superklass.private_method_defined?(name) + klass.instance_method(name).owner != superklass.instance_method(name).owner + else + true + end + else + false + end + end + + # A class method is 'dangerous' if it is already (re)defined by Active Record, but + # not by any ancestors. (So 'puts' is not dangerous but 'new' is.) + def dangerous_class_method?(method_name) + class_method_defined_within?(method_name, Base) + end + + def class_method_defined_within?(name, klass, superklass = klass.superclass) # :nodoc + if klass.respond_to?(name, true) + if superklass.respond_to?(name, true) + klass.method(name).owner != superklass.method(name).owner else true end @@ -260,6 +278,11 @@ module ActiveRecord } end + # Placeholder so it can be overriden when needed by serialization + def attributes_for_coder # :nodoc: + attributes + end + # Returns an <tt>#inspect</tt>-like string for the value of the # attribute +attr_name+. String attributes are truncated upto 50 # characters, Date and Time attributes are returned in the diff --git a/activerecord/lib/active_record/attribute_methods/serialization.rb b/activerecord/lib/active_record/attribute_methods/serialization.rb index 3227464032..67abbbc2a0 100644 --- a/activerecord/lib/active_record/attribute_methods/serialization.rb +++ b/activerecord/lib/active_record/attribute_methods/serialization.rb @@ -164,6 +164,16 @@ module ActiveRecord super end end + + def attributes_for_coder + attribute_names.each_with_object({}) do |name, attrs| + attrs[name] = if self.class.serialized_attributes.include?(name) + @attributes[name].serialized_value + else + read_attribute(name) + end + end + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index c90915c509..6eb59cc398 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -20,6 +20,14 @@ module ActiveRecord # Returns an ActiveRecord::Result instance. def select_all(arel, name = nil, binds = []) + if arel.is_a?(Relation) + relation = arel + arel = relation.arel + if !binds || binds.empty? + binds = relation.bind_values + end + end + select(to_sql(arel, binds), name, binds) end @@ -39,13 +47,16 @@ module ActiveRecord # Returns an array of the values of the first column in a select: # select_values("SELECT id FROM companies LIMIT 3") => [1,2,3] def select_values(arel, name = nil) - select_rows(to_sql(arel, []), name) - .map { |v| v[0] } + binds = [] + if arel.is_a?(Relation) + arel, binds = arel.arel, arel.bind_values + end + select_rows(to_sql(arel, binds), name, binds).map(&:first) end # Returns an array of arrays containing the field values. # Order is the same as that returned by +columns+. - def select_rows(sql, name = nil) + def select_rows(sql, name = nil, binds = []) end undef_method :select_rows diff --git a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb index 6d8e994654..b07b0cb826 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb @@ -213,7 +213,7 @@ module ActiveRecord # Returns an array of arrays containing the field values. # Order is the same as that returned by +columns+. - def select_rows(sql, name = nil) + def select_rows(sql, name = nil, binds = []) execute(sql, name).to_a end diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb index 7dbaa272a3..49f0bfbcde 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb @@ -213,9 +213,9 @@ module ActiveRecord # DATABASE STATEMENTS ====================================== - def select_rows(sql, name = nil) + def select_rows(sql, name = nil, binds = []) @connection.query_with_result = true - rows = exec_query(sql, name).rows + rows = exec_query(sql, name, binds).rows @connection.more_results && @connection.next_result # invoking stored procedures with CLIENT_MULTI_RESULTS requires this to tidy up else connection will be dropped rows end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/array_parser.rb b/activerecord/lib/active_record/connection_adapters/postgresql/array_parser.rb index 20de8d1982..0b218f2bfd 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/array_parser.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/array_parser.rb @@ -91,8 +91,9 @@ module ActiveRecord end def add_item_to_array(array, current_item, quoted) - if current_item.length == 0 - elsif !quoted && current_item == 'NULL' + return if !quoted && current_item.length == 0 + + if !quoted && current_item == 'NULL' array.push nil else array.push current_item diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb index f349c37724..51ee2829b2 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb @@ -46,8 +46,8 @@ module ActiveRecord # Executes a SELECT query and returns an array of rows. Each row is an # array of field values. - def select_rows(sql, name = nil) - select_raw(sql, name).last + def select_rows(sql, name = nil, binds = []) + exec_query(sql, name, binds).rows end # Executes an INSERT query and returns the new record's ID diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index a471383041..9618ba4087 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -942,14 +942,6 @@ module ActiveRecord exec_query(sql, name, binds) end - def select_raw(sql, name = nil) - res = execute(sql, name) - results = result_as_array(res) - fields = res.fields - res.clear - return fields, results - end - # Returns the list of a table's column names, data types, and default values. # # The underlying query is roughly: diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index 170dddb08e..3c5f7a981e 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -347,8 +347,8 @@ module ActiveRecord end alias :create :insert_sql - def select_rows(sql, name = nil) - exec_query(sql, name).rows + def select_rows(sql, name = nil, binds = []) + exec_query(sql, name, binds).rows end def begin_db_transaction #:nodoc: diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb index 6f02c763fe..6303fe5ee4 100644 --- a/activerecord/lib/active_record/core.rb +++ b/activerecord/lib/active_record/core.rb @@ -275,7 +275,7 @@ module ActiveRecord # Post.new.encode_with(coder) # coder # => {"attributes" => {"id" => nil, ... }} def encode_with(coder) - coder['attributes'] = attributes + coder['attributes'] = attributes_for_coder end # Returns true if +comparison_object+ is the same exact object, or +comparison_object+ diff --git a/activerecord/lib/active_record/dynamic_matchers.rb b/activerecord/lib/active_record/dynamic_matchers.rb index 5caab09038..e94b74063e 100644 --- a/activerecord/lib/active_record/dynamic_matchers.rb +++ b/activerecord/lib/active_record/dynamic_matchers.rb @@ -6,8 +6,12 @@ module ActiveRecord # then we can remove the indirection. def respond_to?(name, include_private = false) - match = Method.match(self, name) - match && match.valid? || super + if self == Base + super + else + match = Method.match(self, name) + match && match.valid? || super + end end private diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb index 53dde5e564..059bfe9a0f 100644 --- a/activerecord/lib/active_record/enum.rb +++ b/activerecord/lib/active_record/enum.rb @@ -77,10 +77,12 @@ module ActiveRecord name = name.to_sym # def self.statuses statuses end + detect_enum_conflict!(name, name.to_s.pluralize, true) klass.singleton_class.send(:define_method, name.to_s.pluralize) { enum_values } _enum_methods_module.module_eval do # def status=(value) self[:status] = statuses[value] end + klass.send(:detect_enum_conflict!, name, "#{name}=") define_method("#{name}=") { |value| if enum_values.has_key?(value) || value.blank? self[name] = enum_values[value] @@ -95,23 +97,28 @@ module ActiveRecord } # def status() statuses.key self[:status] end + klass.send(:detect_enum_conflict!, name, name) define_method(name) { enum_values.key self[name] } # def status_before_type_cast() statuses.key self[:status] end + klass.send(:detect_enum_conflict!, name, "#{name}_before_type_cast") define_method("#{name}_before_type_cast") { enum_values.key self[name] } pairs = values.respond_to?(:each_pair) ? values.each_pair : values.each_with_index pairs.each do |value, i| enum_values[value] = i - # scope :active, -> { where status: 0 } - klass.scope value, -> { klass.where name => i } - # def active?() status == 0 end + klass.send(:detect_enum_conflict!, name, "#{value}?") define_method("#{value}?") { self[name] == i } # def active!() update! status: :active end + klass.send(:detect_enum_conflict!, name, "#{value}!") define_method("#{value}!") { update! name => value } + + # scope :active, -> { where status: 0 } + klass.send(:detect_enum_conflict!, name, value, true) + klass.scope value, -> { klass.where name => i } end DEFINED_ENUMS[name.to_s] = enum_values @@ -148,5 +155,38 @@ module ActiveRecord mod end end + + ENUM_CONFLICT_MESSAGE = \ + "You tried to define an enum named \"%{enum}\" on the model \"%{klass}\", but " \ + "this will generate a %{type} method \"%{method}\", which is already defined " \ + "by %{source}." + + def detect_enum_conflict!(enum_name, method_name, klass_method = false) + if klass_method && dangerous_class_method?(method_name) + raise ArgumentError, ENUM_CONFLICT_MESSAGE % { + enum: enum_name, + klass: self.name, + type: 'class', + method: method_name, + source: 'Active Record' + } + elsif !klass_method && dangerous_attribute_method?(method_name) + raise ArgumentError, ENUM_CONFLICT_MESSAGE % { + enum: enum_name, + klass: self.name, + type: 'instance', + method: method_name, + source: 'Active Record' + } + elsif !klass_method && method_defined_within?(method_name, _enum_methods_module, Module) + raise ArgumentError, ENUM_CONFLICT_MESSAGE % { + enum: enum_name, + klass: self.name, + type: 'instance', + method: method_name, + source: 'another enum' + } + end + end end end diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 460fbdb3f8..b1b35ed940 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -389,7 +389,7 @@ module ActiveRecord fresh_object = if options && options[:lock] - self.class.unscoped { self.class.lock.find(id) } + self.class.unscoped { self.class.lock(options[:lock]).find(id) } else self.class.unscoped { self.class.find(id) } end diff --git a/activerecord/lib/active_record/relation/batches.rb b/activerecord/lib/active_record/relation/batches.rb index f02e2365f7..666cef80a9 100644 --- a/activerecord/lib/active_record/relation/batches.rb +++ b/activerecord/lib/active_record/relation/batches.rb @@ -64,6 +64,16 @@ module ActiveRecord # group.each { |person| person.party_all_night! } # end # + # If you do not provide a block to #find_in_batches, it will return an Enumerator + # for chaining with other methods: + # + # Person.find_in_batches.with_index do |group, batch| + # puts "Processing group ##{batch}" + # group.each(&:recover_from_last_night!) + # end + # + # To be yielded each record one by one, use #find_each instead. + # # ==== Options # * <tt>:batch_size</tt> - Specifies the size of the batch. Default to 1000. # * <tt>:start</tt> - Specifies the starting point for the batch processing. @@ -86,6 +96,7 @@ module ActiveRecord # the batch sizes. def find_in_batches(options = {}) options.assert_valid_keys(:start, :batch_size) + return to_enum(:find_in_batches, options) unless block_given? relation = self @@ -93,8 +104,8 @@ module ActiveRecord logger.warn("Scoped order and limit are ignored, it's forced to be batch order and batch size") end - start = options.delete(:start) - batch_size = options.delete(:batch_size) || 1000 + start = options[:start] + batch_size = options[:batch_size] || 1000 relation = relation.reorder(batch_order).limit(batch_size) records = start ? relation.where(table[primary_key].gteq(start)).to_a : relation.to_a diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index 993f628fa3..860063426a 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -120,6 +120,9 @@ module ActiveRecord # Will throw an error, but this will work: # # User.includes(:posts).where('posts.name = ?', 'example').references(:posts) + # + # Note that +includes+ works with association names while +references+ needs + # the actual table name. def includes(*args) check_if_method_has_arguments!(:includes, args) spawn.includes!(*args) @@ -163,24 +166,26 @@ module ActiveRecord self end - # Used to indicate that an association is referenced by an SQL string, and should - # therefore be JOINed in any query rather than loaded separately. + # Use to indicate that the given +table_names+ are referenced by an SQL string, + # and should therefore be JOINed in any query rather than loaded separately. + # This method only works in conjuction with +includes+. + # See #includes for more details. # # User.includes(:posts).where("posts.name = 'foo'") # # => Doesn't JOIN the posts table, resulting in an error. # # User.includes(:posts).where("posts.name = 'foo'").references(:posts) # # => Query now knows the string references posts, so adds a JOIN - def references(*args) - check_if_method_has_arguments!(:references, args) - spawn.references!(*args) + def references(*table_names) + check_if_method_has_arguments!(:references, table_names) + spawn.references!(*table_names) end - def references!(*args) # :nodoc: - args.flatten! - args.map!(&:to_s) + def references!(*table_names) # :nodoc: + table_names.flatten! + table_names.map!(&:to_s) - self.references_values |= args + self.references_values |= table_names self end @@ -234,7 +239,9 @@ module ActiveRecord def select!(*fields) # :nodoc: fields.flatten! - + fields.map! do |field| + klass.attribute_alias?(field) ? klass.attribute_alias(field).to_sym : field + end self.select_values += fields self end @@ -876,8 +883,6 @@ module ActiveRecord when Arel::Nodes::In, Arel::Nodes::NotIn, Arel::Nodes::Equality, Arel::Nodes::NotEqual subrelation = (rel.left.kind_of?(Arel::Attributes::Attribute) ? rel.left : rel.right) subrelation.name == target_value - else - raise "unscope(where: #{target_value.inspect}) failed: unscoping #{rel.class} \"#{rel}\" is unimplemented." end end @@ -1048,9 +1053,11 @@ module ActiveRecord order_args.map! do |arg| case arg when Symbol + arg = klass.attribute_alias(arg).to_sym if klass.attribute_alias?(arg) table[arg].asc when Hash arg.map { |field, dir| + field = klass.attribute_alias(field).to_sym if klass.attribute_alias?(field) table[field].send(dir) } else diff --git a/activerecord/lib/active_record/scoping/named.rb b/activerecord/lib/active_record/scoping/named.rb index 2a5718f388..49cadb66d0 100644 --- a/activerecord/lib/active_record/scoping/named.rb +++ b/activerecord/lib/active_record/scoping/named.rb @@ -139,6 +139,12 @@ module ActiveRecord # Article.published.featured.latest_article # Article.featured.titles def scope(name, body, &block) + if dangerous_class_method?(name) + raise ArgumentError, "You tried to define a scope named \"#{name}\" " \ + "on the model \"#{self.name}\", but Active Record already defined " \ + "a class method with the same name." + end + extension = Module.new(&block) if block singleton_class.send(:define_method, name) do |*args| diff --git a/activerecord/test/cases/adapter_test.rb b/activerecord/test/cases/adapter_test.rb index b67e70ec7e..0eb1231c79 100644 --- a/activerecord/test/cases/adapter_test.rb +++ b/activerecord/test/cases/adapter_test.rb @@ -1,5 +1,7 @@ require "cases/helper" require "models/book" +require "models/post" +require "models/author" module ActiveRecord class AdapterTest < ActiveRecord::TestCase @@ -179,6 +181,27 @@ module ActiveRecord assert result.is_a?(ActiveRecord::Result) end + def test_select_methods_passing_a_association_relation + author = Author.create!(name: 'john') + Post.create!(author: author, title: 'foo', body: 'bar') + query = author.posts.select(:title) + assert_equal({"title" => "foo"}, @connection.select_one(query.arel, nil, query.bind_values)) + assert_equal({"title" => "foo"}, @connection.select_one(query)) + assert @connection.select_all(query).is_a?(ActiveRecord::Result) + assert_equal "foo", @connection.select_value(query) + assert_equal ["foo"], @connection.select_values(query) + end + + def test_select_methods_passing_a_relation + Post.create!(title: 'foo', body: 'bar') + query = Post.where(title: 'foo').select(:title) + assert_equal({"title" => "foo"}, @connection.select_one(query.arel, nil, query.bind_values)) + assert_equal({"title" => "foo"}, @connection.select_one(query)) + assert @connection.select_all(query).is_a?(ActiveRecord::Result) + assert_equal "foo", @connection.select_value(query) + assert_equal ["foo"], @connection.select_values(query) + end + test "type_to_sql returns a String for unmapped types" do assert_equal "special_db_type", @connection.type_to_sql(:special_db_type) end diff --git a/activerecord/test/cases/adapters/postgresql/array_test.rb b/activerecord/test/cases/adapters/postgresql/array_test.rb index d71e2aa2bb..3090f4478f 100644 --- a/activerecord/test/cases/adapters/postgresql/array_test.rb +++ b/activerecord/test/cases/adapters/postgresql/array_test.rb @@ -93,6 +93,18 @@ class PostgresqlArrayTest < ActiveRecord::TestCase assert_cycle(:tags, [[['1'], ['2']], [['2'], ['3']]]) end + def test_with_empty_strings + assert_cycle(:tags, [ '1', '2', '', '4', '', '5' ]) + end + + def test_with_multi_dimensional_empty_strings + assert_cycle(:tags, [[['1', '2'], ['', '4'], ['', '5']]]) + end + + def test_with_arbitrary_whitespace + assert_cycle(:tags, [[['1', '2'], [' ', '4'], [' ', '5']]]) + end + def test_multi_dimensional_with_integers assert_cycle(:ratings, [[[1], [7]], [[8], [10]]]) end diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb index 2283ba66db..9340bc0a83 100644 --- a/activerecord/test/cases/associations/belongs_to_associations_test.rb +++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb @@ -853,4 +853,14 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert post.save assert_equal post.author_id, author2.id end + + test 'dangerous association name raises ArgumentError' do + [:errors, 'errors', :save, 'save'].each do |name| + assert_raises(ArgumentError, "Association #{name} should not be allowed") do + Class.new(ActiveRecord::Base) do + belongs_to name + end + end + end + end end diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index cf1e50890e..a86fb15719 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -1820,4 +1820,14 @@ class HasManyAssociationsTest < ActiveRecord::TestCase topic.approved_replies.create! end end + + test 'dangerous association name raises ArgumentError' do + [:errors, 'errors', :save, 'save'].each do |name| + assert_raises(ArgumentError, "Association #{name} should not be allowed") do + Class.new(ActiveRecord::Base) do + has_many name + end + end + end + end end diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index d4edef03d6..a4650ccdf2 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -564,4 +564,14 @@ class HasOneAssociationsTest < ActiveRecord::TestCase end end end + + test 'dangerous association name raises ArgumentError' do + [:errors, 'errors', :save, 'save'].each do |name| + assert_raises(ArgumentError, "Association #{name} should not be allowed") do + Class.new(ActiveRecord::Base) do + has_one name + end + end + end + end end diff --git a/activerecord/test/cases/batches_test.rb b/activerecord/test/cases/batches_test.rb index ebb36e4940..8216d74cb3 100644 --- a/activerecord/test/cases/batches_test.rb +++ b/activerecord/test/cases/batches_test.rb @@ -153,6 +153,12 @@ class EachTest < ActiveRecord::TestCase assert_equal special_posts_ids, posts.map(&:id) end + def test_find_in_batches_should_not_modify_passed_options + assert_nothing_raised do + Post.find_in_batches({ batch_size: 42, start: 1 }.freeze){} + end + end + def test_find_in_batches_should_use_any_column_as_primary_key nick_order_subscribers = Subscriber.order('nick asc') start_nick = nick_order_subscribers.second.nick @@ -172,4 +178,17 @@ class EachTest < ActiveRecord::TestCase end end end + + def test_find_in_batches_should_return_an_enumerator + enum = nil + assert_queries(0) do + enum = Post.find_in_batches(:batch_size => 1) + end + assert_queries(4) do + enum.first(4) do |batch| + assert_kind_of Array, batch + assert_kind_of Post, batch.first + end + end + end end diff --git a/activerecord/test/cases/enum_test.rb b/activerecord/test/cases/enum_test.rb index 8719f45e76..1b95708cb3 100644 --- a/activerecord/test/cases/enum_test.rb +++ b/activerecord/test/cases/enum_test.rb @@ -163,4 +163,63 @@ class EnumTest < ActiveRecord::TestCase test "_before_type_cast returns the enum label (required for form fields)" do assert_equal "proposed", @book.status_before_type_cast end + + test "reserved enum names" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = "books" + enum status: [:proposed, :written, :published] + end + + conflicts = [ + :column, # generates class method .columns, which conflicts with an AR method + :logger, # generates #logger, which conflicts with an AR method + :attributes, # generates #attributes=, which conflicts with an AR method + ] + + conflicts.each_with_index do |name, i| + assert_raises(ArgumentError, "enum name `#{name}` should not be allowed") do + klass.class_eval { enum name => ["value_#{i}"] } + end + end + end + + test "reserved enum values" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = "books" + enum status: [:proposed, :written, :published] + end + + conflicts = [ + :new, # generates a scope that conflicts with an AR class method + :valid, # generates #valid?, which conflicts with an AR method + :save, # generates #save!, which conflicts with an AR method + :proposed, # same value as an existing enum + ] + + conflicts.each_with_index do |value, i| + assert_raises(ArgumentError, "enum value `#{value}` should not be allowed") do + klass.class_eval { enum "status_#{i}" => [value] } + end + end + end + + test "overriding enum method should not raise" do + assert_nothing_raised do + Class.new(ActiveRecord::Base) do + self.table_name = "books" + + def published! + super + "do publish work..." + end + + enum status: [:proposed, :written, :published] + + def written! + super + "do written work..." + end + end + end + end end diff --git a/activerecord/test/cases/finder_respond_to_test.rb b/activerecord/test/cases/finder_respond_to_test.rb index 3ff22f222f..6ab2657c44 100644 --- a/activerecord/test/cases/finder_respond_to_test.rb +++ b/activerecord/test/cases/finder_respond_to_test.rb @@ -5,6 +5,11 @@ class FinderRespondToTest < ActiveRecord::TestCase fixtures :topics + def test_should_preserve_normal_respond_to_behaviour_on_base + assert_respond_to ActiveRecord::Base, :new + assert !ActiveRecord::Base.respond_to?(:find_by_something) + end + def test_should_preserve_normal_respond_to_behaviour_and_respond_to_newly_added_method class << Topic; self; end.send(:define_method, :method_added_for_finder_respond_to_test) { } assert_respond_to Topic, :method_added_for_finder_respond_to_test diff --git a/activerecord/test/cases/locking_test.rb b/activerecord/test/cases/locking_test.rb index a16ed963fe..c373dc1511 100644 --- a/activerecord/test/cases/locking_test.rb +++ b/activerecord/test/cases/locking_test.rb @@ -431,6 +431,17 @@ unless current_adapter?(:SybaseAdapter, :OpenBaseAdapter) || in_memory_db? assert_equal old, person.reload.first_name end + if current_adapter?(:PostgreSQLAdapter) + def test_lock_sending_custom_lock_statement + Person.transaction do + person = Person.find(1) + assert_sql(/LIMIT 1 FOR SHARE NOWAIT/) do + person.lock!('FOR SHARE NOWAIT') + end + end + end + end + if current_adapter?(:PostgreSQLAdapter, :OracleAdapter) def test_no_locks_no_wait first, second = duel { Person.find 1 } diff --git a/activerecord/test/cases/mixin_test.rb b/activerecord/test/cases/mixin_test.rb index ad0d5cce27..7ddb2bfee1 100644 --- a/activerecord/test/cases/mixin_test.rb +++ b/activerecord/test/cases/mixin_test.rb @@ -6,10 +6,14 @@ end class TouchTest < ActiveRecord::TestCase fixtures :mixins - def setup + setup do travel_to Time.now end + teardown do + travel_back + end + def test_update stamped = Mixin.new diff --git a/activerecord/test/cases/relation/mutation_test.rb b/activerecord/test/cases/relation/mutation_test.rb index 7cb2a19bee..4fafa668fb 100644 --- a/activerecord/test/cases/relation/mutation_test.rb +++ b/activerecord/test/cases/relation/mutation_test.rb @@ -14,6 +14,10 @@ module ActiveRecord def relation_delegate_class(klass) self.class.relation_delegate_class(klass) end + + def attribute_alias?(name) + false + end end def relation diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index e874c93110..e390d37871 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -206,12 +206,36 @@ class RelationTest < ActiveRecord::TestCase assert_equal topics(:fourth).title, topics.first.title end + def test_finding_with_order_by_aliased_attributes + topics = Topic.order(:heading) + assert_equal 5, topics.to_a.size + assert_equal topics(:fifth).title, topics.first.title + end + + def test_finding_with_assoc_order_by_aliased_attributes + topics = Topic.order(heading: :desc) + assert_equal 5, topics.to_a.size + assert_equal topics(:third).title, topics.first.title + end + def test_finding_with_reorder topics = Topic.order('author_name').order('title').reorder('id').to_a topics_titles = topics.map{ |t| t.title } assert_equal ['The First Topic', 'The Second Topic of the day', 'The Third Topic of the day', 'The Fourth Topic of the day', 'The Fifth Topic of the day'], topics_titles end + def test_finding_with_reorder_by_aliased_attributes + topics = Topic.order('author_name').reorder(:heading) + assert_equal 5, topics.to_a.size + assert_equal topics(:fifth).title, topics.first.title + end + + def test_finding_with_assoc_reorder_by_aliased_attributes + topics = Topic.order('author_name').reorder(heading: :desc) + assert_equal 5, topics.to_a.size + assert_equal topics(:third).title, topics.first.title + end + def test_finding_with_order_and_take entrants = Entrant.order("id ASC").limit(2).to_a @@ -775,6 +799,13 @@ class RelationTest < ActiveRecord::TestCase assert_equal david.salary, developer.salary end + def test_select_takes_an_aliased_attribute + first = topics(:first) + + topic = Topic.where(id: first.id).select(:heading).first + assert_equal first.heading, topic.heading + end + def test_select_argument_error assert_raises(ArgumentError) { Developer.select } end diff --git a/activerecord/test/cases/scoping/default_scoping_test.rb b/activerecord/test/cases/scoping/default_scoping_test.rb index 71754cf0a2..170e9a49eb 100644 --- a/activerecord/test/cases/scoping/default_scoping_test.rb +++ b/activerecord/test/cases/scoping/default_scoping_test.rb @@ -149,6 +149,16 @@ class DefaultScopingTest < ActiveRecord::TestCase assert_equal expected, received end + def test_unscope_string_where_clauses_involved + dev_relation = Developer.order('salary DESC').where("created_at > ?", 1.year.ago) + expected = dev_relation.collect { |dev| dev.name } + + dev_ordered_relation = DeveloperOrderedBySalary.where(name: 'Jamis').where("created_at > ?", 1.year.ago) + received = dev_ordered_relation.unscope(where: [:name]).collect { |dev| dev.name } + + assert_equal expected, received + end + def test_unscope_with_grouping_attributes expected = Developer.order('salary DESC').collect { |dev| dev.name } received = DeveloperOrderedBySalary.group(:name).unscope(:group).collect { |dev| dev.name } diff --git a/activerecord/test/cases/scoping/named_scoping_test.rb b/activerecord/test/cases/scoping/named_scoping_test.rb index 086977d9a2..9dc26cfd4d 100644 --- a/activerecord/test/cases/scoping/named_scoping_test.rb +++ b/activerecord/test/cases/scoping/named_scoping_test.rb @@ -266,6 +266,63 @@ class NamedScopingTest < ActiveRecord::TestCase assert_equal 'lifo', topic.author_name end + def test_reserved_scope_names + klass = Class.new(ActiveRecord::Base) do + self.table_name = "topics" + + scope :approved, -> { where(approved: true) } + + class << self + public + def pub; end + + private + def pri; end + + protected + def pro; end + end + end + + subklass = Class.new(klass) + + conflicts = [ + :create, # public class method on AR::Base + :relation, # private class method on AR::Base + :new, # redefined class method on AR::Base + :all, # a default scope + ] + + non_conflicts = [ + :find_by_title, # dynamic finder method + :approved, # existing scope + :pub, # existing public class method + :pri, # existing private class method + :pro, # existing protected class method + :open, # a ::Kernel method + ] + + conflicts.each do |name| + assert_raises(ArgumentError, "scope `#{name}` should not be allowed") do + klass.class_eval { scope name, ->{ where(approved: true) } } + end + + assert_raises(ArgumentError, "scope `#{name}` should not be allowed") do + subklass.class_eval { scope name, ->{ where(approved: true) } } + end + end + + non_conflicts.each do |name| + assert_nothing_raised do + klass.class_eval { scope name, ->{ where(approved: true) } } + end + + assert_nothing_raised do + subklass.class_eval { scope name, ->{ where(approved: true) } } + end + end + end + # Method delegation for scope names which look like /\A[a-zA-Z_]\w*[!?]?\z/ # has been done by evaluating a string with a plain def statement. For scope # names which contain spaces this approach doesn't work. diff --git a/activerecord/test/cases/store_test.rb b/activerecord/test/cases/store_test.rb index 6f632b4d8d..978cee9cfb 100644 --- a/activerecord/test/cases/store_test.rb +++ b/activerecord/test/cases/store_test.rb @@ -166,4 +166,28 @@ class StoreTest < ActiveRecord::TestCase test "YAML coder initializes the store when a Nil value is given" do assert_equal({}, @john.params) end + + test "attributes_for_coder should return stored fields already serialized" do + attributes = { + "id" => @john.id, + "name"=> @john.name, + "settings" => "--- !ruby/hash:ActiveSupport::HashWithIndifferentAccess\ncolor: black\n", + "preferences" => "--- !ruby/hash:ActiveSupport::HashWithIndifferentAccess\nremember_login: true\n", + "json_data" => "{\"height\":\"tall\"}", "json_data_empty"=>"{\"is_a_good_guy\":true}", + "params" => "--- !ruby/hash:ActiveSupport::HashWithIndifferentAccess {}\n", + "account_id"=> @john.account_id + } + + assert_equal attributes, @john.attributes_for_coder + end + + test "dump, load and dump again a model" do + dumped = YAML.dump(@john) + loaded = YAML.load(dumped) + assert_equal @john, loaded + + second_dump = YAML.dump(loaded) + assert_equal dumped, second_dump + assert_equal @john, YAML.load(second_dump) + end end |