lib/rspec/rails/adapters.rb
require 'delegate' require 'active_support/concern' require 'test/unit/assertions' module RSpec module Rails class AssertionDelegator < Module # @api private def initialize(*assertion_modules) assertion_class = Class.new(SimpleDelegator) do include Test::Unit::Assertions assertion_modules.each { |mod| include mod } end super() do # @api private define_method :build_assertion_instance do assertion_class.new(self) end # @api private def assertion_instance @assertion_instance ||= build_assertion_instance end assertion_modules.each do |mod| mod.instance_methods.each do |method| class_eval <<-EOM, __FILE__, __LINE__ + 1 def #{method}(*args, &block) assertion_instance.send(:#{method}, *args, &block) end EOM end end end end end module SetupAndTeardownAdapter extend ActiveSupport::Concern module ClassMethods # @api private # # Wraps `setup` calls from within Rails' testing framework in `before` # hooks. def setup(*methods) methods.each do |method| if method.to_s =~ /^setup_(fixtures|controller_request_and_response)$/ prepend_before { send method } else before { send method } end end end # @api private # # Wraps `teardown` calls from within Rails' testing framework in # `after` hooks. def teardown(*methods) methods.each { |method| after { send method } } end end # @api private def method_name @example end end module TestUnitAssertionAdapter extend ActiveSupport::Concern module ClassMethods # @api private # # Returns the names of assertion methods that we want to expose to # examples without exposing non-assertion methods in Test::Unit or # Minitest. def assertion_method_names Test::Unit::Assertions.public_instance_methods.select{|m| m.to_s =~ /^(assert|flunk)/} + [:build_message] end # @api private def define_assertion_delegators assertion_method_names.each do |m| class_eval <<-CODE, __FILE__, __LINE__ + 1 def #{m}(*args, &block) assertion_delegator.send :#{m}, *args, &block end CODE end end end class AssertionDelegator include Test::Unit::Assertions end # @api private def assertion_delegator @assertion_delegator ||= AssertionDelegator.new end included do define_assertion_delegators end end end end