diff options
Diffstat (limited to 'activerecord/test/cases/persistence_test.rb')
-rw-r--r-- | activerecord/test/cases/persistence_test.rb | 168 |
1 files changed, 145 insertions, 23 deletions
diff --git a/activerecord/test/cases/persistence_test.rb b/activerecord/test/cases/persistence_test.rb index 30dc2a34c6..2803ad2de0 100644 --- a/activerecord/test/cases/persistence_test.rb +++ b/activerecord/test/cases/persistence_test.rb @@ -1,4 +1,5 @@ require "cases/helper" +require 'models/aircraft' require 'models/post' require 'models/comment' require 'models/author' @@ -7,6 +8,7 @@ require 'models/reply' require 'models/category' require 'models/company' require 'models/developer' +require 'models/computer' require 'models/project' require 'models/minimalistic' require 'models/warehouse_thing' @@ -19,7 +21,7 @@ require 'models/toy' require 'rexml/document' class PersistenceTest < ActiveRecord::TestCase - fixtures :topics, :companies, :developers, :projects, :computers, :accounts, :minimalistics, 'warehouse-things', :authors, :categorizations, :categories, :posts, :minivans, :pets, :toys + fixtures :topics, :companies, :developers, :projects, :computers, :accounts, :minimalistics, 'warehouse-things', :authors, :author_addresses, :categorizations, :categories, :posts, :minivans, :pets, :toys # Oracle UPDATE does not support ORDER BY unless current_adapter?(:OracleAdapter) @@ -125,7 +127,7 @@ class PersistenceTest < ActiveRecord::TestCase assert_difference('Topic.count', -topics_by_mary.size) do destroyed = Topic.destroy_all(conditions).sort_by(&:id) assert_equal topics_by_mary, destroyed - assert destroyed.all? { |topic| topic.frozen? }, "destroyed topics should be frozen" + assert destroyed.all?(&:frozen?), "destroyed topics should be frozen" end end @@ -135,7 +137,7 @@ class PersistenceTest < ActiveRecord::TestCase assert_difference('Client.count', -2) do destroyed = Client.destroy([2, 3]).sort_by(&:id) assert_equal clients, destroyed - assert destroyed.all? { |client| client.frozen? }, "destroyed clients should be frozen" + assert destroyed.all?(&:frozen?), "destroyed clients should be frozen" end end @@ -152,6 +154,20 @@ class PersistenceTest < ActiveRecord::TestCase assert_equal original_errors, client.errors end + def test_dupd_becomes_persists_changes_from_the_original + original = topics(:first) + copy = original.dup.becomes(Reply) + copy.save! + assert_equal "The First Topic", Topic.find(copy.id).title + end + + def test_becomes_includes_changed_attributes + company = Company.new(name: "37signals") + client = company.becomes(Client) + assert_equal "37signals", client.name + assert_equal %w{name}, client.changed + end + def test_delete_many original_count = Topic.count Topic.delete(deleting = [1, 2]) @@ -219,6 +235,15 @@ class PersistenceTest < ActiveRecord::TestCase assert_nothing_raised { Minimalistic.create!(:id => 2) } end + def test_save_with_duping_of_destroyed_object + developer = Developer.first + developer.destroy + new_developer = developer.dup + new_developer.save + assert new_developer.persisted? + assert_not new_developer.destroyed? + end + def test_create_many topics = Topic.create([ { "title" => "first" }, { "title" => "second" }]) assert_equal 2, topics.size @@ -226,7 +251,7 @@ class PersistenceTest < ActiveRecord::TestCase end def test_create_columns_not_equal_attributes - topic = Topic.allocate.init_with( + topic = Topic.instantiate( 'attributes' => { 'title' => 'Another New Topic', 'does_not_exist' => 'test' @@ -276,10 +301,7 @@ class PersistenceTest < ActiveRecord::TestCase topic.title = "Still another topic" topic.save - topic_reloaded = Topic.allocate - topic_reloaded.init_with( - 'attributes' => topic.attributes.merge('does_not_exist' => 'test') - ) + topic_reloaded = Topic.instantiate(topic.attributes.merge('does_not_exist' => 'test')) topic_reloaded.title = 'A New Topic' assert_nothing_raised { topic_reloaded.save } end @@ -309,6 +331,15 @@ class PersistenceTest < ActiveRecord::TestCase assert_equal "Reply", topic.type end + def test_update_sti_subclass_type + assert_instance_of Topic, topics(:first) + + reply = topics(:first).becomes!(Reply) + assert_instance_of Reply, reply + reply.save! + assert_instance_of Reply, Reply.find(reply.id) + end + def test_update_after_create klass = Class.new(Topic) do def self.name; 'Topic'; end @@ -325,6 +356,16 @@ class PersistenceTest < ActiveRecord::TestCase assert_equal("David", topic_reloaded.author_name) end + def test_update_attribute_does_not_run_sql_if_attribute_is_not_changed + klass = Class.new(Topic) do + def self.name; 'Topic'; end + end + topic = klass.create(title: 'Another New Topic') + assert_queries(0) do + topic.update_attribute(:title, 'Another New Topic') + end + end + def test_delete topic = Topic.find(1) assert_equal topic, topic.delete, 'topic.delete did not return self' @@ -419,10 +460,6 @@ class PersistenceTest < ActiveRecord::TestCase assert !Topic.find(1).approved? end - def test_update_attribute_does_not_choke_on_nil - assert Topic.find(1).update(nil) - end - def test_update_attribute_for_readonly_attribute minivan = Minivan.find('m1') assert_raises(ActiveRecord::ActiveRecordError) { minivan.update_attribute(:color, 'black') } @@ -442,7 +479,7 @@ class PersistenceTest < ActiveRecord::TestCase def test_update_attribute_for_updated_at_on developer = Developer.find(1) - prev_month = Time.now.prev_month + prev_month = Time.now.prev_month.change(usec: 0) developer.update_attribute(:updated_at, prev_month) assert_equal prev_month, developer.updated_at @@ -485,14 +522,14 @@ class PersistenceTest < ActiveRecord::TestCase def test_update_column_should_not_leave_the_object_dirty topic = Topic.find(1) - topic.update_column("content", "Have a nice day") + topic.update_column("content", "--- Have a nice day\n...\n") topic.reload - topic.update_column(:content, "You too") + topic.update_column(:content, "--- You too\n...\n") assert_equal [], topic.changed topic.reload - topic.update_column("content", "Have a nice day") + topic.update_column("content", "--- Have a nice day\n...\n") assert_equal [], topic.changed end @@ -513,7 +550,7 @@ class PersistenceTest < ActiveRecord::TestCase def test_update_column_should_not_modify_updated_at developer = Developer.find(1) - prev_month = Time.now.prev_month + prev_month = Time.now.prev_month.change(usec: 0) developer.update_column(:updated_at, prev_month) assert_equal prev_month, developer.updated_at @@ -576,14 +613,14 @@ class PersistenceTest < ActiveRecord::TestCase def test_update_columns_should_not_leave_the_object_dirty topic = Topic.find(1) - topic.update({ "content" => "Have a nice day", :author_name => "Jose" }) + topic.update({ "content" => "--- Have a nice day\n...\n", :author_name => "Jose" }) topic.reload - topic.update_columns({ content: "You too", "author_name" => "Sebastian" }) + topic.update_columns({ content: "--- You too\n...\n", "author_name" => "Sebastian" }) assert_equal [], topic.changed topic.reload - topic.update_columns({ content: "Have a nice day", author_name: "Jose" }) + topic.update_columns({ content: "--- Have a nice day\n...\n", author_name: "Jose" }) assert_equal [], topic.changed end @@ -610,7 +647,7 @@ class PersistenceTest < ActiveRecord::TestCase def test_update_columns_should_not_modify_updated_at developer = Developer.find(1) - prev_month = Time.now.prev_month + prev_month = Time.now.prev_month.change(usec: 0) developer.update_columns(updated_at: prev_month) assert_equal prev_month, developer.updated_at @@ -701,6 +738,17 @@ class PersistenceTest < ActiveRecord::TestCase assert_equal topic.title, Topic.find(1234).title end + def test_update_attributes_parameters + topic = Topic.find(1) + assert_nothing_raised do + topic.update_attributes({}) + end + + assert_raises(ArgumentError) do + topic.update_attributes(nil) + end + end + def test_update! Reply.validates_presence_of(:title) reply = Reply.find(2) @@ -719,7 +767,7 @@ class PersistenceTest < ActiveRecord::TestCase assert_raise(ActiveRecord::RecordInvalid) { reply.update!(title: nil, content: "Have a nice evening") } ensure - Reply.reset_callbacks(:validate) + Reply.clear_validators! end def test_update_attributes! @@ -740,7 +788,7 @@ class PersistenceTest < ActiveRecord::TestCase assert_raise(ActiveRecord::RecordInvalid) { reply.update_attributes!(title: nil, content: "Have a nice evening") } ensure - Reply.reset_callbacks(:validate) + Reply.clear_validators! end def test_destroyed_returns_boolean @@ -799,4 +847,78 @@ class PersistenceTest < ActiveRecord::TestCase end end + def test_persist_inherited_class_with_different_table_name + minimalistic_aircrafts = Class.new(Minimalistic) do + self.table_name = "aircraft" + end + + assert_difference "Aircraft.count", 1 do + aircraft = minimalistic_aircrafts.create(name: "Wright Flyer") + aircraft.name = "Wright Glider" + aircraft.save + end + + assert_equal "Wright Glider", Aircraft.last.name + end + + def test_instantiate_creates_a_new_instance + post = Post.instantiate("title" => "appropriate documentation", "type" => "SpecialPost") + assert_equal "appropriate documentation", post.title + assert_instance_of SpecialPost, post + + # body was not initialized + assert_raises ActiveModel::MissingAttributeError do + post.body + end + end + + def test_reload_removes_custom_selects + post = Post.select('posts.*, 1 as wibble').last! + + assert_equal 1, post[:wibble] + assert_nil post.reload[:wibble] + end + + def test_find_via_reload + post = Post.new + + assert post.new_record? + + post.id = 1 + post.reload + + assert_equal "Welcome to the weblog", post.title + assert_not post.new_record? + end + + class SaveTest < ActiveRecord::TestCase + self.use_transactional_fixtures = false + + def test_save_touch_false + widget = Class.new(ActiveRecord::Base) do + connection.create_table :widgets, force: true do |t| + t.string :name + t.timestamps null: false + end + + self.table_name = :widgets + end + + instance = widget.create!({ + name: 'Bob', + created_at: 1.day.ago, + updated_at: 1.day.ago + }) + + created_at = instance.created_at + updated_at = instance.updated_at + + instance.name = 'Barb' + instance.save!(touch: false) + assert_equal instance.created_at, created_at + assert_equal instance.updated_at, updated_at + ensure + ActiveRecord::Base.connection.drop_table :widgets + end + end end |