require 'active_support/test_case' module ActionController class NonInferrableControllerError < ActionControllerError def initialize(name) @name = name super "Unable to determine the controller to test from #{name}. " + "You'll need to specify it using 'tests YourController' in your " + "test case definition. This could mean that #{inferred_controller_name} does not exist " + "or it contains syntax errors" end def inferred_controller_name @name.sub(/Test$/, '') end end class TestCase < ActiveSupport::TestCase module RaiseActionExceptions def rescue_action(e) raise e end end setup :setup_controller_request_and_response @@controller_class = nil class << self def tests(controller_class) self.controller_class = controller_class end def controller_class=(new_class) prepare_controller_class(new_class) write_inheritable_attribute(:controller_class, new_class) end def controller_class if current_controller_class = read_inheritable_attribute(:controller_class) current_controller_class else self.controller_class = determine_default_controller_class(name) end end def determine_default_controller_class(name) name.sub(/Test$/, '').constantize rescue NameError raise NonInferrableControllerError.new(name) end def prepare_controller_class(new_class) new_class.send :include, RaiseActionExceptions end end def setup_controller_request_and_response @controller = self.class.controller_class.new @request = TestRequest.new @response = TestResponse.new end end end