diff options
Diffstat (limited to 'activemodel/test/cases/model_test.rb')
-rw-r--r-- | activemodel/test/cases/model_test.rb | 47 |
1 files changed, 45 insertions, 2 deletions
diff --git a/activemodel/test/cases/model_test.rb b/activemodel/test/cases/model_test.rb index 24e4ca91c6..ee0fa26546 100644 --- a/activemodel/test/cases/model_test.rb +++ b/activemodel/test/cases/model_test.rb @@ -3,7 +3,30 @@ require 'cases/helper' class ModelTest < ActiveModel::TestCase include ActiveModel::Lint::Tests + module DefaultValue + def self.included(klass) + klass.class_eval { attr_accessor :hello } + end + + def initialize(*args) + @attr ||= 'default value' + super + end + end + class BasicModel + include DefaultValue + include ActiveModel::Model + attr_accessor :attr + end + + class BasicModelWithReversedMixins + include ActiveModel::Model + include DefaultValue + attr_accessor :attr + end + + class SimpleModel include ActiveModel::Model attr_accessor :attr end @@ -14,14 +37,20 @@ class ModelTest < ActiveModel::TestCase def test_initialize_with_params object = BasicModel.new(attr: "value") - assert_equal object.attr, "value" + assert_equal "value", object.attr + end + + def test_initialize_with_params_and_mixins_reversed + object = BasicModelWithReversedMixins.new(attr: "value") + assert_equal "value", object.attr end def test_initialize_with_nil_or_empty_hash_params_does_not_explode assert_nothing_raised do BasicModel.new() - BasicModel.new nil + BasicModel.new(nil) BasicModel.new({}) + SimpleModel.new(attr: 'value') end end @@ -29,4 +58,18 @@ class ModelTest < ActiveModel::TestCase object = BasicModel.new(attr: "value") assert object.persisted? == false end + + def test_mixin_inclusion_chain + object = BasicModel.new + assert_equal 'default value', object.attr + end + + def test_mixin_initializer_when_args_exist + object = BasicModel.new(hello: 'world') + assert_equal 'world', object.hello + end + + def test_mixin_initializer_when_args_dont_exist + assert_raises(NoMethodError) { SimpleModel.new(hello: 'world') } + end end |