require 'abstract_unit' require 'fixtures/topic' require 'fixtures/subscriber' require 'fixtures/movie' require 'fixtures/keyboard' class PrimaryKeysTest < Test::Unit::TestCase fixtures :topics, :subscribers, :movies def test_integer_key topic = Topic.find(1) assert_equal(topics(:first).author_name, topic.author_name) topic = Topic.find(2) assert_equal(topics(:second).author_name, topic.author_name) topic = Topic.new topic.title = "New Topic" assert_equal(nil, topic.id) assert_nothing_raised{ topic.save } id = topic.id topicReloaded = Topic.find(id) assert_equal("New Topic", topicReloaded.title) end def test_customized_primary_key_auto_assigns_on_save keyboard = Keyboard.new(:name => 'HHKB') assert_nothing_raised { keyboard.save } assert keyboard.id assert_equal keyboard.id, Keyboard.find_by_name('HHKB').id end def test_customized_primary_key_can_be_get_before_saving keyboard = Keyboard.new assert_respond_to(keyboard, :key_number) assert_nothing_raised { keyboard.key_number } end def test_customized_string_primary_key_settable_before_save subscriber = Subscriber.new assert_nothing_raised { subscriber.id = 'webster123' } assert_equal 'webster123', subscriber.id assert_equal 'webster123', subscriber.nick end def test_string_key subscriber = Subscriber.find(subscribers(:first).nick) assert_equal(subscribers(:first).name, subscriber.name) subscriber = Subscriber.find(subscribers(:second).nick) assert_equal(subscribers(:second).name, subscriber.name) subscriber = Subscriber.new subscriber.id = "jdoe" assert_equal("jdoe", subscriber.id) subscriber.name = "John Doe" assert_nothing_raised { subscriber.save! } subscriberReloaded = Subscriber.find("jdoe") assert_equal("John Doe", subscriberReloaded.name) end def test_find_with_more_than_one_string_key assert_equal 2, Subscriber.find(subscribers(:first).nick, subscribers(:second).nick).length end def test_primary_key_prefix ActiveRecord::Base.primary_key_prefix_type = :table_name Topic.reset_primary_key assert_equal "topicid", Topic.primary_key ActiveRecord::Base.primary_key_prefix_type = :table_name_with_underscore Topic.reset_primary_key assert_equal "topic_id", Topic.primary_key ActiveRecord::Base.primary_key_prefix_type = nil Topic.reset_primary_key assert_equal "id", Topic.primary_key end end