require 'rspec/mocks/method_double' RSpec::Mocks::MethodDouble.class_eval do # override defining stubs to record the message was called. # there's only one line difference from upstream rspec, but can't change it without fully overriding def define_proxy_method method_name = @method_name visibility_for_method = "#{visibility} :#{method_name}" object_singleton_class.class_eval(<<-EOF, __FILE__, __LINE__) def #{method_name}(*args, &block) __mock_proxy.record_message_received :#{method_name}, *args, &block __mock_proxy.message_received :#{method_name}, *args, &block end #{visibility_for_method} EOF end end require 'rspec/expectations' require 'rspec/matchers' argument_expectation_class = RSpec::Mocks.const_defined?(:ArgumentExpectation) ? RSpec::Mocks::ArgumentExpectation : RSpec::Mocks::ArgumentListMatcher RSpec::Matchers.define :have_received do |method_name, args, block| match do |actual| messages_received = actual.send(:__mock_proxy).instance_variable_get("@messages_received") messages_received.any? do |message| received_method_name, received_args, received_block = *message result = (received_method_name == method_name) result &&= argument_expectation_class.new(@args || any_args).args_match?(received_args) result &&= (received_block == block) end end chain :with do |*args| @args = args end failure_message_for_should do |actual| "expected #{actual.inspect} to have received #{method_name.inspect}#{args_message}" end failure_message_for_should_not do |actual| "expected #{actual.inspect} to not have received #{method_name.inspect}#{args_message}, but did" end description do "to have received #{method_name.inspect}#{args_message}" end def args_message @args ? " with #{@args.inspect}" : "" end end