require 'abstract_unit' require 'fixtures/topic' require 'fixtures/reply' require 'fixtures/company' require 'fixtures/developer' require 'fixtures/project' require 'fixtures/default' require 'fixtures/auto_id' require 'fixtures/column_name' class Category < ActiveRecord::Base; end class Smarts < ActiveRecord::Base; end class CreditCard < ActiveRecord::Base; end class MasterCreditCard < ActiveRecord::Base; end class Post < ActiveRecord::Base; end class Computer < ActiveRecord::Base; end class LoosePerson < ActiveRecord::Base attr_protected :credit_rating, :administrator end class LooseDescendant < LoosePerson attr_protected :phone_number end class TightPerson < ActiveRecord::Base attr_accessible :name, :address end class TightDescendant < TightPerson attr_accessible :phone_number end class Booleantest < ActiveRecord::Base; end class Task < ActiveRecord::Base attr_protected :starting end class BasicsTest < Test::Unit::TestCase fixtures :topics, :companies, :developers, :projects, :computers def test_set_attributes topic = Topic.find(1) topic.attributes = { "title" => "Budget", "author_name" => "Jason" } topic.save assert_equal("Budget", topic.title) assert_equal("Jason", topic.author_name) assert_equal(topics(:first).author_email_address, Topic.find(1).author_email_address) end def test_integers_as_nil Topic.update(1, "approved" => "") assert_nil Topic.find(1).approved end def test_set_attributes_with_block topic = Topic.new do |t| t.title = "Budget" t.author_name = "Jason" end assert_equal("Budget", topic.title) assert_equal("Jason", topic.author_name) end def test_respond_to? topic = Topic.find(1) assert topic.respond_to?("title") assert topic.respond_to?("title?") assert topic.respond_to?("title=") assert topic.respond_to?(:title) assert topic.respond_to?(:title?) assert topic.respond_to?(:title=) assert topic.respond_to?("author_name") assert topic.respond_to?("attribute_names") assert !topic.respond_to?("nothingness") assert !topic.respond_to?(:nothingness) end def test_array_content topic = Topic.new topic.content = %w( one two three ) topic.save assert_equal(%w( one two three ), Topic.find(topic.id).content) end def test_hash_content topic = Topic.new topic.content = { "one" => 1, "two" => 2 } topic.save assert_equal 2, Topic.find(topic.id).content["two"] topic.content["three"] = 3 topic.save assert_equal 3, Topic.find(topic.id).content["three"] end def test_update_array_content topic = Topic.new topic.content = %w( one two three ) topic.content.push "four" assert_equal(%w( one two three four ), topic.content) topic.save topic = Topic.find(topic.id) topic.content << "five" assert_equal(%w( one two three four five ), topic.content) end def test_attributes_hash assert_equal @loaded_fixtures['computers']['workstation'].to_hash, Computer.find(:first).attributes end def test_create topic = Topic.new topic.title = "New Topic" topic.save topicReloaded = Topic.find(topic.id) assert_equal("New Topic", topicReloaded.title) end def test_create_many topics = Topic.create([ { "title" => "first" }, { "title" => "second" }]) assert_equal 2, topics.size assert_equal "first", topics.first.title end def test_create_columns_not_equal_attributes topic = Topic.new topic.title = 'Another New Topic' topic.send :write_attribute, 'does_not_exist', 'test' assert_nothing_raised { topic.save } end def test_create_through_factory topic = Topic.create("title" => "New Topic") topicReloaded = Topic.find(topic.id) assert_equal(topic, topicReloaded) end def test_update topic = Topic.new topic.title = "Another New Topic" topic.written_on = "2003-12-12 23:23:00" topic.save topicReloaded = Topic.find(topic.id) assert_equal("Another New Topic", topicReloaded.title) topicReloaded.title = "Updated topic" topicReloaded.save topicReloadedAgain = Topic.find(topic.id) assert_equal("Updated topic", topicReloadedAgain.title) end def test_update_columns_not_equal_attributes topic = Topic.new topic.title = "Still another topic" topic.save topicReloaded = Topic.find(topic.id) topicReloaded.title = "A New Topic" topicReloaded.send :write_attribute, 'does_not_exist', 'test' assert_nothing_raised { topicReloaded.save } end def test_write_attribute topic = Topic.new topic.send(:write_attribute, :title, "Still another topic") assert_equal "Still another topic", topic.title topic.send(:write_attribute, "title", "Still another topic: part 2") assert_equal "Still another topic: part 2", topic.title end def test_read_attribute_when_false topic = topics(:first) topic.approved = false assert_equal 0, topic.approved, "approved should be 0" end def test_preserving_date_objects # SQL Server doesn't have a separate column type just for dates, so all are returned as time if ActiveRecord::ConnectionAdapters.const_defined? :SQLServerAdapter return true if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::SQLServerAdapter) end assert_kind_of( Date, Topic.find(1).last_read, "The last_read attribute should be of the Date class" ) # Oracle does not have a TIME datatype. if ActiveRecord::ConnectionAdapters.const_defined? :OracleAdapter return true if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::OracleAdapter) end assert_kind_of( Time, Topic.find(1).bonus_time, "The bonus_time attribute should be of the Time class" ) end def test_preserving_time_objects assert_kind_of( Time, Topic.find(1).written_on, "The written_on attribute should be of the Time class" ) end def test_destroy topic = Topic.new topic.title = "Yet Another New Topic" topic.written_on = "2003-12-12 23:23:00" topic.save topic.destroy assert_raise(ActiveRecord::RecordNotFound) { Topic.find(topic.id) } end def test_record_not_found_exception assert_raises(ActiveRecord::RecordNotFound) { topicReloaded = Topic.find(99999) } end def test_initialize_with_attributes topic = Topic.new({ "title" => "initialized from attributes", "written_on" => "2003-12-12 23:23" }) assert_equal("initialized from attributes", topic.title) end def test_initialize_with_invalid_attribute begin topic = Topic.new({ "title" => "test", "last_read(1i)" => "2005", "last_read(2i)" => "2", "last_read(3i)" => "31"}) rescue ActiveRecord::MultiparameterAssignmentErrors => ex assert_equal(1, ex.errors.size) assert_equal("last_read", ex.errors[0].attribute) end end def test_load topics = Topic.find(:all, :order => 'id') assert_equal(2, topics.size) assert_equal(topics(:first).title, topics.first.title) end def test_load_with_condition topics = Topic.find(:all, :conditions => "author_name = 'Mary'") assert_equal(1, topics.size) assert_equal(topics(:second).title, topics.first.title) end def test_table_name_guesses assert_equal "topics", Topic.table_name assert_equal "categories", Category.table_name assert_equal "smarts", Smarts.table_name assert_equal "credit_cards", CreditCard.table_name assert_equal "master_credit_cards", MasterCreditCard.table_name ActiveRecord::Base.pluralize_table_names = false assert_equal "category", Category.table_name assert_equal "smarts", Smarts.table_name assert_equal "credit_card", CreditCard.table_name assert_equal "master_credit_card", MasterCreditCard.table_name ActiveRecord::Base.pluralize_table_names = true ActiveRecord::Base.table_name_prefix = "test_" assert_equal "test_categories", Category.table_name ActiveRecord::Base.table_name_suffix = "_test" assert_equal "test_categories_test", Category.table_name ActiveRecord::Base.table_name_prefix = "" assert_equal "categories_test", Category.table_name ActiveRecord::Base.table_name_suffix = "" assert_equal "categories", Category.table_name ActiveRecord::Base.pluralize_table_names = false ActiveRecord::Base.table_name_prefix = "test_" assert_equal "test_category", Category.table_name ActiveRecord::Base.table_name_suffix = "_test" assert_equal "test_category_test", Category.table_name ActiveRecord::Base.table_name_prefix = "" assert_equal "category_test", Category.table_name ActiveRecord::Base.table_name_suffix = "" assert_equal "category", Category.table_name ActiveRecord::Base.pluralize_table_names = true end def test_destroy_all assert_equal 2, Topic.count Topic.destroy_all "author_name = 'Mary'" assert_equal 1, Topic.count end def test_destroy_many assert_equal 3, Client.count Client.destroy([2, 3]) assert_equal 1, Client.count end def test_delete_many Topic.delete([1, 2]) assert_equal 0, Topic.count end def test_boolean_attributes assert ! Topic.find(1).approved? assert Topic.find(2).approved? end def test_increment_counter Topic.increment_counter("replies_count", 1) assert_equal 1, Topic.find(1).replies_count Topic.increment_counter("replies_count", 1) assert_equal 2, Topic.find(1).replies_count end def test_decrement_counter Topic.decrement_counter("replies_count", 2) assert_equal 1, Topic.find(2).replies_count Topic.decrement_counter("replies_count", 2) assert_equal 0, Topic.find(1).replies_count end def test_update_all # The ADO library doesn't support the number of affected rows if ActiveRecord::ConnectionAdapters.const_defined? :SQLServerAdapter return true if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::SQLServerAdapter) end assert_equal 2, Topic.update_all("content = 'bulk updated!'") assert_equal "bulk updated!", Topic.find(1).content assert_equal "bulk updated!", Topic.find(2).content assert_equal 2, Topic.update_all(['content = ?', 'bulk updated again!']); assert_equal "bulk updated again!", Topic.find(1).content assert_equal "bulk updated again!", Topic.find(2).content end def test_update_many topic_data = { "1" => { "content" => "1 updated" }, "2" => { "content" => "2 updated" } } updated = Topic.update(topic_data.keys, topic_data.values) assert_equal 2, updated.size assert_equal "1 updated", Topic.find(1).content assert_equal "2 updated", Topic.find(2).content end def test_delete_all # The ADO library doesn't support the number of affected rows if ActiveRecord::ConnectionAdapters.const_defined? :SQLServerAdapter return true if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::SQLServerAdapter) end assert_equal 2, Topic.delete_all end def test_update_by_condition Topic.update_all "content = 'bulk updated!'", "approved = 1" assert_equal "Have a nice day", Topic.find(1).content assert_equal "bulk updated!", Topic.find(2).content end def test_attribute_present t = Topic.new t.title = "hello there!" t.written_on = Time.now assert t.attribute_present?("title") assert t.attribute_present?("written_on") assert !t.attribute_present?("content") end def test_attribute_keys_on_new_instance t = Topic.new assert_equal nil, t.title, "The topics table has a title column, so it should be nil" assert_raise(NoMethodError) { t.title2 } end def test_class_name assert_equal "Firm", ActiveRecord::Base.class_name("firms") assert_equal "Category", ActiveRecord::Base.class_name("categories") assert_equal "AccountHolder", ActiveRecord::Base.class_name("account_holder") ActiveRecord::Base.pluralize_table_names = false assert_equal "Firms", ActiveRecord::Base.class_name( "firms" ) ActiveRecord::Base.pluralize_table_names = true ActiveRecord::Base.table_name_prefix = "test_" assert_equal "Firm", ActiveRecord::Base.class_name( "test_firms" ) ActiveRecord::Base.table_name_suffix = "_tests" assert_equal "Firm", ActiveRecord::Base.class_name( "test_firms_tests" ) ActiveRecord::Base.table_name_prefix = "" assert_equal "Firm", ActiveRecord::Base.class_name( "firms_tests" ) ActiveRecord::Base.table_name_suffix = "" assert_equal "Firm", ActiveRecord::Base.class_name( "firms" ) end def test_null_fields assert_nil Topic.find(1).parent_id assert_nil Topic.create("title" => "Hey you").parent_id end def test_default_values topic = Topic.new assert_equal 1, topic.approved assert_nil topic.written_on assert_nil topic.bonus_time assert_nil topic.last_read topic.save topic = Topic.find(topic.id) assert_equal 1, topic.approved assert_nil topic.last_read end def test_utc_as_time_zone # Oracle does not have a TIME datatype. if ActiveRecord::ConnectionAdapters.const_defined? :OracleAdapter return true if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::OracleAdapter) end Topic.default_timezone = :utc attributes = { "bonus_time" => "5:42:00AM" } topic = Topic.find(1) topic.attributes = attributes assert_equal Time.utc(2000, 1, 1, 5, 42, 0), topic.bonus_time Topic.default_timezone = :local end def test_default_values_on_empty_strings topic = Topic.new topic.approved = nil topic.last_read = nil topic.save topic = Topic.find(topic.id) assert_nil topic.last_read assert_nil topic.approved end def test_equality assert_equal Topic.find(1), Topic.find(2).parent end def test_hashing assert_equal [ Topic.find(1) ], [ Topic.find(2).parent ] & [ Topic.find(1) ] end def test_destroy_new_record client = Client.new client.destroy assert client.frozen? end def test_destroy_record_with_associations client = Client.find(3) client.destroy assert client.frozen? assert_kind_of Firm, client.firm assert_raises(TypeError) { client.name = "something else" } end def test_update_attribute assert !Topic.find(1).approved? Topic.find(1).update_attribute("approved", true) assert Topic.find(1).approved? Topic.find(1).update_attribute(:approved, false) assert !Topic.find(1).approved? end def test_mass_assignment_protection firm = Firm.new firm.attributes = { "name" => "Next Angle", "rating" => 5 } assert_equal 1, firm.rating end def test_mass_assignment_protection_on_defaults firm = Firm.new firm.attributes = { "id" => 5, "type" => "Client" } assert_nil firm.id assert_equal "Firm", firm[:type] end def test_mass_assignment_accessible reply = Reply.new("title" => "hello", "content" => "world", "approved" => 0) reply.save assert_equal 1, reply.approved reply.approved = 0 reply.save assert_equal 0, reply.approved end def test_mass_assignment_protection_inheritance assert_nil LoosePerson.accessible_attributes assert_equal [ :credit_rating, :administrator ], LoosePerson.protected_attributes assert_nil LooseDescendant.accessible_attributes assert_equal [ :credit_rating, :administrator, :phone_number ], LooseDescendant.protected_attributes assert_nil TightPerson.protected_attributes assert_equal [ :name, :address ], TightPerson.accessible_attributes assert_nil TightDescendant.protected_attributes assert_equal [ :name, :address, :phone_number ], TightDescendant.accessible_attributes end def test_multiparameter_attributes_on_date # SQL Server doesn't have a separate column type just for dates, so all are returned as time if ActiveRecord::ConnectionAdapters.const_defined? :SQLServerAdapter return true if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::SQLServerAdapter) end attributes = { "last_read(1i)" => "2004", "last_read(2i)" => "6", "last_read(3i)" => "24" } topic = Topic.find(1) topic.attributes = attributes assert_equal Date.new(2004, 6, 24).to_s, topic.last_read.to_s end def test_multiparameter_attributes_on_date_with_empty_date # SQL Server doesn't have a separate column type just for dates, so all are returned as time if ActiveRecord::ConnectionAdapters.const_defined? :SQLServerAdapter return true if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::SQLServerAdapter) end attributes = { "last_read(1i)" => "2004", "last_read(2i)" => "6", "last_read(3i)" => "" } topic = Topic.find(1) topic.attributes = attributes assert_equal Date.new(2004, 6, 1).to_s, topic.last_read.to_s end def test_multiparameter_attributes_on_date_with_all_empty attributes = { "last_read(1i)" => "", "last_read(2i)" => "", "last_read(3i)" => "" } topic = Topic.find(1) topic.attributes = attributes assert_nil topic.last_read end def test_multiparameter_attributes_on_time attributes = { "written_on(1i)" => "2004", "written_on(2i)" => "6", "written_on(3i)" => "24", "written_on(4i)" => "16", "written_on(5i)" => "24", "written_on(6i)" => "00" } topic = Topic.find(1) topic.attributes = attributes assert_equal Time.local(2004, 6, 24, 16, 24, 0), topic.written_on end def test_multiparameter_attributes_on_time_with_empty_seconds attributes = { "written_on(1i)" => "2004", "written_on(2i)" => "6", "written_on(3i)" => "24", "written_on(4i)" => "16", "written_on(5i)" => "24", "written_on(6i)" => "" } topic = Topic.find(1) topic.attributes = attributes assert_equal Time.local(2004, 6, 24, 16, 24, 0), topic.written_on end def test_multiparameter_mass_assignment_protector task = Task.new time = Time.mktime(0) task.starting = time attributes = { "starting(1i)" => "2004", "starting(2i)" => "6", "starting(3i)" => "24" } task.attributes = attributes assert_equal time, task.starting end def test_attributes_on_dummy_time # Oracle does not have a TIME datatype. if ActiveRecord::ConnectionAdapters.const_defined? :OracleAdapter return true if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::OracleAdapter) end attributes = { "bonus_time" => "5:42:00AM" } topic = Topic.find(1) topic.attributes = attributes assert_equal Time.local(2000, 1, 1, 5, 42, 0), topic.bonus_time end def test_boolean b_false = Booleantest.create({ "value" => false }) false_id = b_false.id b_true = Booleantest.create({ "value" => true }) true_id = b_true.id b_false = Booleantest.find(false_id) assert !b_false.value? b_true = Booleantest.find(true_id) assert b_true.value? end def test_clone topic = Topic.find(1) cloned_topic = nil assert_nothing_raised { cloned_topic = topic.clone } assert_equal topic.title, cloned_topic.title assert cloned_topic.new_record? # test if the attributes have been cloned topic.title = "a" cloned_topic.title = "b" assert_equal "a", topic.title assert_equal "b", cloned_topic.title # test if the attribute values have been cloned topic.title = {"a" => "b"} cloned_topic = topic.clone cloned_topic.title["a"] = "c" assert_equal "b", topic.title["a"] cloned_topic.save assert !cloned_topic.new_record? assert cloned_topic.id != topic.id end def test_clone_with_aggregate_of_same_name_as_attribute dev = DeveloperWithAggregate.find(1) assert_kind_of DeveloperSalary, dev.salary clone = nil assert_nothing_raised { clone = dev.clone } assert_kind_of DeveloperSalary, clone.salary assert_equal dev.salary.amount, clone.salary.amount assert clone.new_record? # test if the attributes have been cloned original_amount = clone.salary.amount dev.salary.amount = 1 assert_equal original_amount, clone.salary.amount assert clone.save assert !clone.new_record? assert clone.id != dev.id end def test_clone_preserves_subtype clone = nil assert_nothing_raised { clone = Company.find(3).clone } assert_kind_of Client, clone end def test_bignum company = Company.find(1) company.rating = 2147483647 company.save company = Company.find(1) assert_equal 2147483647, company.rating end def test_default if Default.connection.class.name == 'ActiveRecord::ConnectionAdapters::PostgreSQLAdapter' default = Default.new # dates / timestamps time_format = "%m/%d/%Y %H:%M" assert_equal Time.now.strftime(time_format), default.modified_time.strftime(time_format) assert_equal Date.today, default.modified_date # fixed dates / times assert_equal Date.new(2004, 1, 1), default.fixed_date assert_equal Time.local(2004, 1,1,0,0,0,0), default.fixed_time # char types assert_equal 'Y', default.char1 assert_equal 'a varchar field', default.char2 assert_equal 'a text field', default.char3 end end def test_auto_id auto = AutoId.new auto.save assert (auto.id > 0) end def quote_column_name(name) "<#{name}>" end def test_quote_keys ar = AutoId.new source = {"foo" => "bar", "baz" => "quux"} actual = ar.send(:quote_columns, self, source) inverted = actual.invert assert_equal("", inverted["bar"]) assert_equal("", inverted["quux"]) end def test_column_name_properly_quoted col_record = ColumnName.new col_record.references = 40 col_record.save col_record.references = 41 col_record.save c2 = ColumnName.find(col_record.id) assert_equal(41, c2.references) end MyObject = Struct.new :attribute1, :attribute2 def test_serialized_attribute myobj = MyObject.new('value1', 'value2') topic = Topic.create("content" => myobj) Topic.serialize("content", MyObject) assert_equal(myobj, topic.content) end def test_serialized_attribute_with_class_constraint myobj = MyObject.new('value1', 'value2') topic = Topic.create("content" => myobj) Topic.serialize(:content, Hash) assert_raise(ActiveRecord::SerializationTypeMismatch) { Topic.find(topic.id).content } settings = { "color" => "blue" } Topic.find(topic.id).update_attribute("content", settings) assert_equal(settings, Topic.find(topic.id).content) Topic.serialize(:content) end def test_quote content = "\\ \001 ' \n \\n \"" topic = Topic.create('content' => content) assert_equal content, Topic.find(topic.id).content end def test_class_level_destroy should_be_destroyed_reply = Reply.create("title" => "hello", "content" => "world") Topic.find(1).replies << should_be_destroyed_reply Topic.destroy(1) assert_raise(ActiveRecord::RecordNotFound) { Topic.find(1) } assert_raise(ActiveRecord::RecordNotFound) { Reply.find(should_be_destroyed_reply.id) } end def test_class_level_delete should_be_destroyed_reply = Reply.create("title" => "hello", "content" => "world") Topic.find(1).replies << should_be_destroyed_reply Topic.delete(1) assert_raise(ActiveRecord::RecordNotFound) { Topic.find(1) } assert_nothing_raised { Reply.find(should_be_destroyed_reply.id) } end def test_increment_attribute assert_equal 0, topics(:first).replies_count topics(:first).increment! :replies_count assert_equal 1, topics(:first, :reload).replies_count topics(:first).increment(:replies_count).increment!(:replies_count) assert_equal 3, topics(:first, :reload).replies_count end def test_increment_nil_attribute assert_nil topics(:first).parent_id topics(:first).increment! :parent_id assert_equal 1, topics(:first).parent_id end def test_decrement_attribute topics(:first).increment(:replies_count).increment!(:replies_count) assert_equal 2, topics(:first).replies_count topics(:first).decrement!(:replies_count) assert_equal 1, topics(:first, :reload).replies_count topics(:first).decrement(:replies_count).decrement!(:replies_count) assert_equal -1, topics(:first, :reload).replies_count end def test_toggle_attribute assert !topics(:first).approved? topics(:first).toggle!(:approved) assert topics(:first).approved? end def test_reload t1 = Topic.find(1) t2 = Topic.find(1) t1.title = "something else" t1.save t2.reload assert_equal t1.title, t2.title end def test_define_attr_method_with_value k = Class.new( ActiveRecord::Base ) k.send(:define_attr_method, :table_name, "foo") assert_equal "foo", k.table_name end def test_define_attr_method_with_block k = Class.new( ActiveRecord::Base ) k.send(:define_attr_method, :primary_key) { "sys_" + original_primary_key } assert_equal "sys_id", k.primary_key end def test_set_table_name_with_value k = Class.new( ActiveRecord::Base ) k.table_name = "foo" assert_equal "foo", k.table_name k.set_table_name "bar" assert_equal "bar", k.table_name end def test_set_table_name_with_block k = Class.new( ActiveRecord::Base ) k.set_table_name { "ks" } assert_equal "ks", k.table_name end def test_set_primary_key_with_value k = Class.new( ActiveRecord::Base ) k.primary_key = "foo" assert_equal "foo", k.primary_key k.set_primary_key "bar" assert_equal "bar", k.primary_key end def test_set_primary_key_with_block k = Class.new( ActiveRecord::Base ) k.set_primary_key { "sys_" + original_primary_key } assert_equal "sys_id", k.primary_key end def test_set_inheritance_column_with_value k = Class.new( ActiveRecord::Base ) k.inheritance_column = "foo" assert_equal "foo", k.inheritance_column k.set_inheritance_column "bar" assert_equal "bar", k.inheritance_column end def test_set_inheritance_column_with_block k = Class.new( ActiveRecord::Base ) k.set_inheritance_column { original_inheritance_column + "_id" } assert_equal "type_id", k.inheritance_column end def test_count_with_join res = Post.count_by_sql "SELECT COUNT(*) FROM posts LEFT JOIN comments ON posts.id=comments.post_id WHERE posts.type = 'Post'" res2 = res + 1 assert_nothing_raised do res2 = Post.count("posts.type = 'Post'", "LEFT JOIN comments ON posts.id=comments.post_id") end assert_equal res, res2 end def test_clear_association_cache_stored firm = Firm.find(1) assert_kind_of Firm, firm firm.clear_association_cache assert_equal Firm.find(1).clients.collect{ |x| x.name }.sort, firm.clients.collect{ |x| x.name }.sort end def test_clear_association_cache_new_record firm = Firm.new client_stored = Client.find(3) client_new = Client.new client_new.name = "The Joneses" clients = [ client_stored, client_new ] firm.clients << clients firm.clear_association_cache assert_equal firm.clients.collect{ |x| x.name }.sort, clients.collect{ |x| x.name }.sort end end