JezK
Edit File: dispatcher_test.rb
require 'abstract_unit' uses_mocha 'dispatcher tests' do require 'action_controller/dispatcher' class DispatcherTest < Test::Unit::TestCase Dispatcher = ActionController::Dispatcher def setup @output = StringIO.new ENV['REQUEST_METHOD'] = 'GET' # 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) @dispatcher = Dispatcher.new(@output) end def teardown ENV.delete 'REQUEST_METHOD' end def test_clears_dependencies_after_dispatch_if_in_loading_mode ActionController::Routing::Routes.expects(:reload).once Dependencies.expects(:clear).once dispatch(@output, false) end def test_leaves_dependencies_after_dispatch_if_not_in_loading_mode ActionController::Routing::Routes.expects(:reload).never 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 CGI.expects(:new).raises('some multipart parsing failure') Dispatcher.expects(:log_failsafe_exception) assert_nothing_raised { dispatch } assert_equal "Status: 400 Bad Request\r\nContent-Type: text/html\r\n\r\n<html><body><h1>400 Bad Request</h1></body></html>", @output.string 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.send :run_callbacks, :prepare_dispatch assert_equal 1, a assert_equal 2, b assert_equal 3, c # Make sure they are only run once a = b = c = nil @dispatcher.send :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.send :run_callbacks, :prepare_dispatch assert_equal 2, a assert_equal nil, b end private def dispatch(output = @output, cache_classes = true) controller = mock controller.stubs(:process).returns(controller) controller.stubs(:out).with(output).returns('response') ActionController::Routing::Routes.stubs(:recognize).returns(controller) Dispatcher.define_dispatcher_callbacks(cache_classes) Dispatcher.dispatch(nil, {}, output) end def assert_subclasses(howmany, klass, message = klass.subclasses.inspect) assert_equal howmany, klass.subclasses.size, message end end end