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361be5a7dd
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1470 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
307 lines
11 KiB
Ruby
307 lines
11 KiB
Ruby
require 'abstract_unit'
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class CallbackDeveloper < ActiveRecord::Base
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set_table_name 'developers'
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class << self
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def callback_string(callback_method)
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"history << [#{callback_method.to_sym.inspect}, :string]"
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end
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def callback_proc(callback_method)
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Proc.new { |model| model.history << [callback_method, :proc] }
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end
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def define_callback_method(callback_method)
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define_method("#{callback_method}_method") do |model|
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model.history << [callback_method, :method]
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end
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end
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def callback_object(callback_method)
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klass = Class.new
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klass.send(:define_method, callback_method) do |model|
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model.history << [callback_method, :object]
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end
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klass.new
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end
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end
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ActiveRecord::Callbacks::CALLBACKS.each do |callback_method|
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callback_method_sym = callback_method.to_sym
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define_callback_method(callback_method_sym)
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send(callback_method, callback_method_sym)
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send(callback_method, callback_string(callback_method_sym))
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send(callback_method, callback_proc(callback_method_sym))
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send(callback_method, callback_object(callback_method_sym))
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send(callback_method) { |model| model.history << [callback_method_sym, :block] }
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end
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def history
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@history ||= []
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end
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# after_initialize and after_find are invoked only if instance methods have been defined.
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def after_initialize
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end
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def after_find
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end
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end
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class RecursiveCallbackDeveloper < ActiveRecord::Base
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set_table_name 'developers'
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before_save :on_before_save
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after_save :on_after_save
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attr_reader :on_before_save_called, :on_after_save_called
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def on_before_save
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@on_before_save_called ||= 0
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@on_before_save_called += 1
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save unless @on_before_save_called > 1
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end
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def on_after_save
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@on_after_save_called ||= 0
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@on_after_save_called += 1
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save unless @on_after_save_called > 1
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end
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end
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class CallbacksTest < Test::Unit::TestCase
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fixtures :developers
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def test_initialize
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david = CallbackDeveloper.new
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assert_equal [
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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], david.history
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end
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def test_find
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david = CallbackDeveloper.find(1)
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assert_equal [
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[ :after_find, :string ],
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[ :after_find, :proc ],
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[ :after_find, :object ],
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[ :after_find, :block ],
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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], david.history
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end
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def test_new_valid?
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david = CallbackDeveloper.new
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david.valid?
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assert_equal [
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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[ :before_validation, :string ],
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[ :before_validation, :proc ],
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[ :before_validation, :object ],
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[ :before_validation, :block ],
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[ :before_validation_on_create, :string ],
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[ :before_validation_on_create, :proc ],
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[ :before_validation_on_create, :object ],
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[ :before_validation_on_create, :block ],
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[ :after_validation, :string ],
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[ :after_validation, :proc ],
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[ :after_validation, :object ],
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[ :after_validation, :block ],
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[ :after_validation_on_create, :string ],
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[ :after_validation_on_create, :proc ],
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[ :after_validation_on_create, :object ],
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[ :after_validation_on_create, :block ]
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], david.history
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end
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def test_existing_valid?
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david = CallbackDeveloper.find(1)
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david.valid?
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assert_equal [
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[ :after_find, :string ],
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[ :after_find, :proc ],
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[ :after_find, :object ],
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[ :after_find, :block ],
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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[ :before_validation, :string ],
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[ :before_validation, :proc ],
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[ :before_validation, :object ],
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[ :before_validation, :block ],
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[ :before_validation_on_update, :string ],
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[ :before_validation_on_update, :proc ],
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[ :before_validation_on_update, :object ],
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[ :before_validation_on_update, :block ],
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[ :after_validation, :string ],
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[ :after_validation, :proc ],
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[ :after_validation, :object ],
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[ :after_validation, :block ],
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[ :after_validation_on_update, :string ],
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[ :after_validation_on_update, :proc ],
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[ :after_validation_on_update, :object ],
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[ :after_validation_on_update, :block ]
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], david.history
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end
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def test_create
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david = CallbackDeveloper.create('name' => 'David', 'salary' => 1000000)
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assert_equal [
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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[ :before_validation, :string ],
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[ :before_validation, :proc ],
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[ :before_validation, :object ],
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[ :before_validation, :block ],
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[ :before_validation_on_create, :string ],
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[ :before_validation_on_create, :proc ],
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[ :before_validation_on_create, :object ],
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[ :before_validation_on_create, :block ],
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[ :after_validation, :string ],
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[ :after_validation, :proc ],
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[ :after_validation, :object ],
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[ :after_validation, :block ],
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[ :after_validation_on_create, :string ],
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[ :after_validation_on_create, :proc ],
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[ :after_validation_on_create, :object ],
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[ :after_validation_on_create, :block ],
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[ :before_save, :string ],
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[ :before_save, :proc ],
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[ :before_save, :object ],
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[ :before_save, :block ],
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[ :before_create, :string ],
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[ :before_create, :proc ],
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[ :before_create, :object ],
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[ :before_create, :block ],
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[ :after_create, :string ],
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[ :after_create, :proc ],
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[ :after_create, :object ],
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[ :after_create, :block ],
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[ :after_save, :string ],
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[ :after_save, :proc ],
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[ :after_save, :object ],
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[ :after_save, :block ]
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], david.history
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end
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def test_save
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david = CallbackDeveloper.find(1)
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david.save
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assert_equal [
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[ :after_find, :string ],
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[ :after_find, :proc ],
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[ :after_find, :object ],
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[ :after_find, :block ],
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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[ :before_validation, :string ],
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[ :before_validation, :proc ],
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[ :before_validation, :object ],
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[ :before_validation, :block ],
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[ :before_validation_on_update, :string ],
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[ :before_validation_on_update, :proc ],
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[ :before_validation_on_update, :object ],
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[ :before_validation_on_update, :block ],
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[ :after_validation, :string ],
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[ :after_validation, :proc ],
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[ :after_validation, :object ],
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[ :after_validation, :block ],
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[ :after_validation_on_update, :string ],
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[ :after_validation_on_update, :proc ],
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[ :after_validation_on_update, :object ],
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[ :after_validation_on_update, :block ],
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[ :before_save, :string ],
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[ :before_save, :proc ],
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[ :before_save, :object ],
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[ :before_save, :block ],
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[ :before_update, :string ],
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[ :before_update, :proc ],
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[ :before_update, :object ],
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[ :before_update, :block ],
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[ :after_update, :string ],
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[ :after_update, :proc ],
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[ :after_update, :object ],
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[ :after_update, :block ],
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[ :after_save, :string ],
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[ :after_save, :proc ],
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[ :after_save, :object ],
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[ :after_save, :block ]
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], david.history
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end
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def test_destroy
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david = CallbackDeveloper.find(1)
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david.destroy
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assert_equal [
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[ :after_find, :string ],
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[ :after_find, :proc ],
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[ :after_find, :object ],
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[ :after_find, :block ],
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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[ :before_destroy, :string ],
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[ :before_destroy, :proc ],
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[ :before_destroy, :object ],
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[ :before_destroy, :block ],
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[ :after_destroy, :string ],
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[ :after_destroy, :proc ],
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[ :after_destroy, :object ],
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[ :after_destroy, :block ]
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], david.history
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end
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def test_delete
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david = CallbackDeveloper.find(1)
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CallbackDeveloper.delete(david.id)
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assert_equal [
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[ :after_find, :string ],
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[ :after_find, :proc ],
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[ :after_find, :object ],
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[ :after_find, :block ],
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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], david.history
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end
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def test_zzz_callback_returning_false # must be run last since we modify CallbackDeveloper
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david = CallbackDeveloper.find(1)
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CallbackDeveloper.before_validation proc { |model| model.history << [:before_validation, :returning_false]; return false }
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CallbackDeveloper.before_validation proc { |model| model.history << [:before_validation, :should_never_get_here] }
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david.save
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assert_equal [
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[ :after_find, :string ],
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[ :after_find, :proc ],
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[ :after_find, :object ],
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[ :after_find, :block ],
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[ :after_initialize, :string ],
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[ :after_initialize, :proc ],
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[ :after_initialize, :object ],
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[ :after_initialize, :block ],
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[ :before_validation, :string ],
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[ :before_validation, :proc ],
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[ :before_validation, :object ],
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[ :before_validation, :block ],
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[ :before_validation, :returning_false ]
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], david.history
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end
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end
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