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require 'test_helper'
class Pet
extend ActiveModel::Naming
end
class Puppet
extend ActiveModel::Naming
end
class PetsController < InheritedResources::Base
attr_accessor :current_user
def edit
@pet = 'new pet'
edit!
end
protected
def collection
@pets ||= end_of_association_chain.all
end
def begin_of_association_chain
@current_user
end
end
class BeginOfAssociationChainTest < ActionController::TestCase
tests PetsController
def setup
draw_routes do
resources :pets
end
@controller.current_user = mock()
end
def teardown
clear_routes
end
def test_begin_of_association_chain_is_called_on_index
@controller.current_user.expects(:pets).returns(Pet)
Pet.expects(:all).returns(mock_pet)
get :index
assert_response :success
assert_equal 'Index HTML', @response.body.strip
end
def test_begin_of_association_chain_is_called_on_new
@controller.current_user.expects(:pets).returns(Pet)
Pet.expects(:build).returns(mock_pet)
get :new
assert_response :success
assert_equal 'New HTML', @response.body.strip
end
def test_begin_of_association_chain_is_called_on_show
@controller.current_user.expects(:pets).returns(Pet)
Pet.expects(:find).with('47').returns(mock_pet)
get :show, params: { id: '47' }
assert_response :success
assert_equal 'Show HTML', @response.body.strip
end
def test_instance_variable_should_not_be_set_if_already_defined
@controller.current_user.expects(:pets).never
Pet.expects(:find).never
get :edit, params: { id: '47' }
assert_response :success
assert_equal 'new pet', assigns(:pet)
end
def test_model_is_not_initialized_with_nil
@controller.current_user.expects(:pets).returns(Pet)
Pet.expects(:build).with({}).returns(mock_pet)
get :new
assert_equal mock_pet, assigns(:pet)
end
def test_begin_of_association_chain_is_included_in_chain
@controller.current_user.expects(:pets).returns(Pet)
Pet.expects(:build).with({}).returns(mock_pet)
get :new
assert_equal [@controller.current_user], @controller.send(:association_chain)
end
protected
def mock_pet(stubs={})
@mock_pet ||= mock(stubs)
end
end
class PuppetsController < InheritedResources::Base
optional_belongs_to :pet
end
class AssociationChainTest < ActionController::TestCase
tests PuppetsController
def setup
draw_routes do
resources :puppets
end
@controller.stubs(:collection_url).returns('/')
end
def teardown
clear_routes
end
def test_parent_is_added_to_association_chain
Pet.expects(:find).with('37').returns(mock_pet)
mock_pet.expects(:puppets).returns(Puppet)
Puppet.expects(:find).with('42').returns(mock_puppet)
mock_puppet.expects(:destroy)
delete :destroy, params: { id: '42', pet_id: '37' }
assert_equal [mock_pet], @controller.send(:association_chain)
end
def test_parent_is_added_to_association_chain_if_not_available
Puppet.expects(:find).with('42').returns(mock_puppet)
mock_puppet.expects(:destroy)
delete :destroy, params: { id: '42' }
assert_equal [], @controller.send(:association_chain)
end
protected
def mock_pet(stubs={})
@mock_pet ||= mock(stubs)
end
def mock_puppet(stubs={})
@mock_puppet ||= mock(stubs)
end
end
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