diff options
Diffstat (limited to 'activerecord/test/cases/attribute_methods_test.rb')
| -rw-r--r-- | activerecord/test/cases/attribute_methods_test.rb | 125 |
1 files changed, 114 insertions, 11 deletions
diff --git a/activerecord/test/cases/attribute_methods_test.rb b/activerecord/test/cases/attribute_methods_test.rb index 17cf1ec907..ab44dc8811 100644 --- a/activerecord/test/cases/attribute_methods_test.rb +++ b/activerecord/test/cases/attribute_methods_test.rb @@ -30,9 +30,12 @@ class AttributeMethodsTest < ActiveRecord::TestCase t = Topic.new t.title = "hello there!" t.written_on = Time.now + t.author_name = "" assert t.attribute_present?("title") assert t.attribute_present?("written_on") assert !t.attribute_present?("content") + assert !t.attribute_present?("author_name") + end def test_attribute_present_with_booleans @@ -102,7 +105,6 @@ class AttributeMethodsTest < ActiveRecord::TestCase def test_respond_to? topic = Topic.find(1) assert_respond_to topic, "title" - assert_respond_to topic, "_title" assert_respond_to topic, "title?" assert_respond_to topic, "title=" assert_respond_to topic, :title @@ -119,9 +121,15 @@ class AttributeMethodsTest < ActiveRecord::TestCase assert_not_nil keyboard.key_number assert_equal keyboard.key_number, keyboard.id assert keyboard.respond_to?('key_number') - assert keyboard.respond_to?('_key_number') assert keyboard.respond_to?('id') - assert keyboard.respond_to?('_id') + end + + def test_id_before_type_cast_with_custom_primary_key + keyboard = Keyboard.create + keyboard.key_number = '10' + assert_equal '10', keyboard.id_before_type_cast + assert_equal nil, keyboard.read_attribute_before_type_cast('id') + assert_equal '10', keyboard.read_attribute_before_type_cast('key_number') end # Syck calls respond_to? before actually calling initialize @@ -236,7 +244,7 @@ class AttributeMethodsTest < ActiveRecord::TestCase # DB2 is not case-sensitive return true if current_adapter?(:DB2Adapter) - assert_equal @loaded_fixtures['computers']['workstation'].to_hash, Computer.find(:first).attributes + assert_equal @loaded_fixtures['computers']['workstation'].to_hash, Computer.first.attributes end def test_hashes_not_mangled @@ -261,8 +269,14 @@ class AttributeMethodsTest < ActiveRecord::TestCase 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") + topic[:title] = "Still another topic: part 2" assert_equal "Still another topic: part 2", topic.title + + topic.send(:write_attribute, "title", "Still another topic: part 3") + assert_equal "Still another topic: part 3", topic.title + + topic["title"] = "Still another topic: part 4" + assert_equal "Still another topic: part 4", topic.title end def test_read_attribute @@ -315,6 +329,39 @@ class AttributeMethodsTest < ActiveRecord::TestCase # puts "" end + def test_overridden_write_attribute + topic = Topic.new + def topic.write_attribute(attr_name, value) + super(attr_name, value.downcase) + end + + topic.send(:write_attribute, :title, "Yet another topic") + assert_equal "yet another topic", topic.title + + topic[:title] = "Yet another topic: part 2" + assert_equal "yet another topic: part 2", topic.title + + topic.send(:write_attribute, "title", "Yet another topic: part 3") + assert_equal "yet another topic: part 3", topic.title + + topic["title"] = "Yet another topic: part 4" + assert_equal "yet another topic: part 4", topic.title + end + + def test_overridden_read_attribute + topic = Topic.new + topic.title = "Stop changing the topic" + def topic.read_attribute(attr_name) + super(attr_name).upcase + end + + assert_equal "STOP CHANGING THE TOPIC", topic.send(:read_attribute, "title") + assert_equal "STOP CHANGING THE TOPIC", topic["title"] + + assert_equal "STOP CHANGING THE TOPIC", topic.send(:read_attribute, :title) + assert_equal "STOP CHANGING THE TOPIC", topic[:title] + end + def test_read_overridden_attribute topic = Topic.new(:title => 'a') def topic.title() 'b' end @@ -437,9 +484,9 @@ class AttributeMethodsTest < ActiveRecord::TestCase topic = Topic.create(:title => 'Budget') # Oracle does not support boolean expressions in SELECT if current_adapter?(:OracleAdapter) - topic = Topic.find(:first, :select => "topics.*, 0 as is_test") + topic = Topic.scoped(:select => "topics.*, 0 as is_test").first else - topic = Topic.find(:first, :select => "topics.*, 1=2 as is_test") + topic = Topic.scoped(:select => "topics.*, 1=2 as is_test").first end assert !topic.is_test? end @@ -448,9 +495,9 @@ class AttributeMethodsTest < ActiveRecord::TestCase topic = Topic.create(:title => 'Budget') # Oracle does not support boolean expressions in SELECT if current_adapter?(:OracleAdapter) - topic = Topic.find(:first, :select => "topics.*, 1 as is_test") + topic = Topic.scoped(:select => "topics.*, 1 as is_test").first else - topic = Topic.find(:first, :select => "topics.*, 2=2 as is_test") + topic = Topic.scoped(:select => "topics.*, 2=2 as is_test").first end assert topic.is_test? end @@ -513,6 +560,14 @@ class AttributeMethodsTest < ActiveRecord::TestCase end end + def test_write_time_to_date_attributes + in_time_zone "Pacific Time (US & Canada)" do + record = @target.new + record.last_read = Time.utc(2010, 1, 1, 10) + assert_equal Date.civil(2010, 1, 1), record.last_read + end + end + def test_time_attributes_are_retrieved_in_current_time_zone in_time_zone "Pacific Time (US & Canada)" do utc_time = Time.utc(2008, 1, 1) @@ -548,6 +603,17 @@ class AttributeMethodsTest < ActiveRecord::TestCase end end + def test_setting_time_zone_aware_read_attribute + utc_time = Time.utc(2008, 1, 1) + cst_time = utc_time.in_time_zone("Central Time (US & Canada)") + in_time_zone "Pacific Time (US & Canada)" do + record = @target.create(:written_on => cst_time).reload + assert_equal utc_time, record[:written_on] + assert_equal ActiveSupport::TimeZone["Pacific Time (US & Canada)"], record[:written_on].time_zone + assert_equal Time.utc(2007, 12, 31, 16), record[:written_on].time + end + end + def test_setting_time_zone_aware_attribute_with_string utc_time = Time.utc(2008, 1, 1) (-11..13).each do |timezone_offset| @@ -562,11 +628,22 @@ class AttributeMethodsTest < ActiveRecord::TestCase end end + def test_time_zone_aware_attribute_saved + in_time_zone 1 do + record = @target.create(:written_on => '2012-02-20 10:00') + + record.written_on = '2012-02-20 09:00' + record.save + assert_equal Time.zone.local(2012, 02, 20, 9), record.reload.written_on + end + end + def test_setting_time_zone_aware_attribute_to_blank_string_returns_nil in_time_zone "Pacific Time (US & Canada)" do record = @target.new record.written_on = ' ' assert_nil record.written_on + assert_nil record[:written_on] end end @@ -690,13 +767,39 @@ class AttributeMethodsTest < ActiveRecord::TestCase Topic.undefine_attribute_methods end + def test_read_attribute_with_nil_should_not_asplode + assert_equal nil, Topic.new.read_attribute(nil) + end + + # If B < A, and A defines an accessor for 'foo', we don't want to override + # that by defining a 'foo' method in the generated methods module for B. + # (That module will be inserted between the two, e.g. [B, <GeneratedAttributes>, A].) + def test_inherited_custom_accessors + klass = Class.new(ActiveRecord::Base) do + self.table_name = "topics" + self.abstract_class = true + def title; "omg"; end + def title=(val); self.author_name = val; end + end + subklass = Class.new(klass) + [klass, subklass].each(&:define_attribute_methods) + + topic = subklass.find(1) + assert_equal "omg", topic.title + + topic.title = "lol" + assert_equal "lol", topic.author_name + end + private def cached_columns - @cached_columns ||= time_related_columns_on_topic.map(&:name) + Topic.columns.find_all { |column| + !Topic.serialized_attributes.include? column.name + }.map(&:name) end def time_related_columns_on_topic - Topic.columns.select { |c| c.type.in?([:time, :date, :datetime, :timestamp]) } + Topic.columns.select { |c| [:time, :date, :datetime, :timestamp].include?(c.type) } end def in_time_zone(zone) |