/vendor/rails/actionpack/test/controller/dispatcher_test.rb
Ruby | 105 lines | 77 code | 22 blank | 6 comment | 4 complexity | c789771f4614fae3f6e7a32f51b93592 MD5 | raw file
- require 'abstract_unit'
- class DispatcherTest < Test::Unit::TestCase
- Dispatcher = ActionController::Dispatcher
- def setup
- ENV['REQUEST_METHOD'] = 'GET'
- Dispatcher.middleware = ActionController::MiddlewareStack.new do |middleware|
- middlewares = File.expand_path(File.join(File.dirname(__FILE__), "../../lib/action_controller/middlewares.rb"))
- middleware.instance_eval(File.read(middlewares))
- end
- # Clear callbacks as they are redefined by Dispatcher#define_dispatcher_callbacks
- Dispatcher.instance_variable_set("@prepare_dispatch_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
- Dispatcher.instance_variable_set("@before_dispatch_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
- Dispatcher.instance_variable_set("@after_dispatch_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
- Dispatcher.stubs(:require_dependency)
- end
- def teardown
- ENV.delete 'REQUEST_METHOD'
- end
- def test_clears_dependencies_after_dispatch_if_in_loading_mode
- ActiveSupport::Dependencies.expects(:clear).once
- # Close the response so dependencies kicks in
- dispatch(false).last.close
- end
- def test_reloads_routes_before_dispatch_if_in_loading_mode
- ActionController::Routing::Routes.expects(:reload).once
- dispatch(false)
- end
- def test_leaves_dependencies_after_dispatch_if_not_in_loading_mode
- ActionController::Routing::Routes.expects(:reload).never
- ActiveSupport::Dependencies.expects(:clear).never
- dispatch
- end
- # Stub out dispatch error logger
- class << Dispatcher
- def log_failsafe_exception(status, exception); end
- end
- def test_failsafe_response
- Dispatcher.any_instance.expects(:dispatch).raises('b00m')
- ActionController::Failsafe.any_instance.expects(:log_failsafe_exception)
- response = nil
- assert_nothing_raised do
- response = dispatch
- end
- assert_equal 3, response.size
- assert_equal 500, response[0]
- assert_equal({"Content-Type" => "text/html"}, response[1])
- assert_match /500 Internal Server Error/, response[2].join
- end
- def test_prepare_callbacks
- a = b = c = nil
- Dispatcher.to_prepare { |*args| a = b = c = 1 }
- Dispatcher.to_prepare { |*args| b = c = 2 }
- Dispatcher.to_prepare { |*args| c = 3 }
- # Ensure to_prepare callbacks are not run when defined
- assert_nil a || b || c
- # Run callbacks
- Dispatcher.run_prepare_callbacks
- assert_equal 1, a
- assert_equal 2, b
- assert_equal 3, c
- # Make sure they are only run once
- a = b = c = nil
- dispatch
- assert_nil a || b || c
- end
- def test_to_prepare_with_identifier_replaces
- a = b = nil
- Dispatcher.to_prepare(:unique_id) { |*args| a = b = 1 }
- Dispatcher.to_prepare(:unique_id) { |*args| a = 2 }
- Dispatcher.run_prepare_callbacks
- assert_equal 2, a
- assert_equal nil, b
- end
- private
- def dispatch(cache_classes = true)
- ActionController::Routing::RouteSet.any_instance.stubs(:call).returns([200, {}, 'response'])
- Dispatcher.define_dispatcher_callbacks(cache_classes)
- Dispatcher.new.call({'rack.input' => StringIO.new('')})
- end
- def assert_subclasses(howmany, klass, message = klass.subclasses.inspect)
- assert_equal howmany, klass.subclasses.size, message
- end
- end