diff options
Diffstat (limited to 'activerecord/test/cases/attribute_methods_test.rb')
-rw-r--r-- | activerecord/test/cases/attribute_methods_test.rb | 278 |
1 files changed, 276 insertions, 2 deletions
diff --git a/activerecord/test/cases/attribute_methods_test.rb b/activerecord/test/cases/attribute_methods_test.rb index d59fa0a632..d20b762853 100644 --- a/activerecord/test/cases/attribute_methods_test.rb +++ b/activerecord/test/cases/attribute_methods_test.rb @@ -1,9 +1,15 @@ require "cases/helper" -require 'models/topic' require 'models/minimalistic' +require 'models/developer' +require 'models/auto_id' +require 'models/computer' +require 'models/topic' +require 'models/company' +require 'models/category' +require 'models/reply' class AttributeMethodsTest < ActiveRecord::TestCase - fixtures :topics + fixtures :topics, :developers, :companies, :computers def setup @old_matchers = ActiveRecord::Base.send(:attribute_method_matchers).dup @@ -16,6 +22,274 @@ class AttributeMethodsTest < ActiveRecord::TestCase ActiveRecord::Base.send(:attribute_method_matchers).concat(@old_matchers) 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_boolean_attributes + assert ! Topic.find(1).approved? + assert Topic.find(2).approved? + end + + 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_set_attributes_without_hash + topic = Topic.new + assert_nothing_raised { topic.attributes = '' } + end + + def test_integers_as_nil + test = AutoId.create('value' => '') + assert_nil AutoId.find(test.id).value + 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_respond_to topic, "title" + 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= + assert_respond_to topic, "author_name" + assert_respond_to topic, "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_read_attributes_before_type_cast + category = Category.new({:name=>"Test categoty", :type => nil}) + category_attrs = {"name"=>"Test categoty", "type" => nil, "categorizations_count" => nil} + assert_equal category_attrs , category.attributes_before_type_cast + end + + if current_adapter?(:MysqlAdapter) + def test_read_attributes_before_type_cast_on_boolean + bool = Booleantest.create({ "value" => false }) + assert_equal "0", bool.reload.attributes_before_type_cast["value"] + end + end + + def test_read_attributes_before_type_cast_on_datetime + developer = Developer.find(:first) + # Oracle adapter returns Time before type cast + unless current_adapter?(:OracleAdapter) + assert_equal developer.created_at.to_s(:db) , developer.attributes_before_type_cast["created_at"] + else + assert_equal developer.created_at.to_s(:db) , developer.attributes_before_type_cast["created_at"].to_s(:db) + + developer.created_at = "345643456" + assert_equal developer.created_at_before_type_cast, "345643456" + assert_equal developer.created_at, nil + + developer.created_at = "2010-03-21T21:23:32+01:00" + assert_equal developer.created_at_before_type_cast, "2010-03-21T21:23:32+01:00" + assert_equal developer.created_at, Time.parse("2010-03-21T21:23:32+01:00") + end + 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_will_change! + 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_case_sensitive_attributes_hash + # DB2 is not case-sensitive + return true if current_adapter?(:DB2Adapter) + + assert_equal @loaded_fixtures['computers']['workstation'].to_hash, Computer.find(:first).attributes + end + + def test_hashes_not_mangled + new_topic = { :title => "New Topic" } + new_topic_values = { :title => "AnotherTopic" } + + topic = Topic.new(new_topic) + assert_equal new_topic[:title], topic.title + + topic.attributes= new_topic_values + assert_equal new_topic_values[:title], topic.title + end + + def test_create_through_factory + topic = Topic.create("title" => "New Topic") + topicReloaded = Topic.find(topic.id) + assert_equal(topic, topicReloaded) + 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 + topic = Topic.new + topic.title = "Don't change the topic" + assert_equal "Don't change the topic", topic.send(:read_attribute, "title") + assert_equal "Don't change the topic", topic["title"] + + assert_equal "Don't change the topic", topic.send(:read_attribute, :title) + assert_equal "Don't change the topic", topic[:title] + end + + def test_read_attribute_when_false + topic = topics(:first) + topic.approved = false + assert !topic.approved?, "approved should be false" + topic.approved = "false" + assert !topic.approved?, "approved should be false" + end + + def test_read_attribute_when_true + topic = topics(:first) + topic.approved = true + assert topic.approved?, "approved should be true" + topic.approved = "true" + assert topic.approved?, "approved should be true" + end + + def test_read_write_boolean_attribute + topic = Topic.new + # puts "" + # puts "New Topic" + # puts topic.inspect + topic.approved = "false" + # puts "Expecting false" + # puts topic.inspect + assert !topic.approved?, "approved should be false" + topic.approved = "false" + # puts "Expecting false" + # puts topic.inspect + assert !topic.approved?, "approved should be false" + topic.approved = "true" + # puts "Expecting true" + # puts topic.inspect + assert topic.approved?, "approved should be true" + topic.approved = "true" + # puts "Expecting true" + # puts topic.inspect + assert topic.approved?, "approved should be true" + # puts "" + end + + def test_query_attribute_string + [nil, "", " "].each do |value| + assert_equal false, Topic.new(:author_name => value).author_name? + end + + assert_equal true, Topic.new(:author_name => "Name").author_name? + end + + def test_query_attribute_number + [nil, 0, "0"].each do |value| + assert_equal false, Developer.new(:salary => value).salary? + end + + assert_equal true, Developer.new(:salary => 1).salary? + assert_equal true, Developer.new(:salary => "1").salary? + end + + def test_query_attribute_boolean + [nil, "", false, "false", "f", 0].each do |value| + assert_equal false, Topic.new(:approved => value).approved? + end + + [true, "true", "1", 1].each do |value| + assert_equal true, Topic.new(:approved => value).approved? + end + end + + def test_query_attribute_with_custom_fields + object = Company.find_by_sql(<<-SQL).first + SELECT c1.*, c2.ruby_type as string_value, c2.rating as int_value + FROM companies c1, companies c2 + WHERE c1.firm_id = c2.id + AND c1.id = 2 + SQL + + assert_equal "Firm", object.string_value + assert object.string_value? + + object.string_value = " " + assert !object.string_value? + + assert_equal 1, object.int_value.to_i + assert object.int_value? + + object.int_value = "0" + assert !object.int_value? + end + + def test_non_attribute_access_and_assignment + topic = Topic.new + assert !topic.respond_to?("mumbo") + assert_raise(NoMethodError) { topic.mumbo } + assert_raise(NoMethodError) { topic.mumbo = 5 } + end + def test_undeclared_attribute_method_does_not_affect_respond_to_and_method_missing topic = @target.new(:title => 'Budget') assert topic.respond_to?('title') |