def test_cpp_reference_cpp_class(self):
        classes = [cppclasstype("Test%d" % i, []) for i in range(2)]
        function_types = [
            cfunctype(pt.CReferenceType(classes[0])),
            cfunctype(pt.CReferenceType(classes[1])),
        ]

        functions = [NameNode(None, type=t) for t in function_types]
        self.assertMatches(function_types[0], [classes[0]], functions)
        self.assertMatches(function_types[1], [classes[1]], functions)
    def test_cpp_reference_single_arg(self):
        function_types = [
            cfunctype(pt.CReferenceType(pt.c_int_type)),
            cfunctype(pt.CReferenceType(pt.c_long_type)),
            cfunctype(pt.CReferenceType(pt.c_double_type)),
        ]

        functions = [NameNode(None, type=t) for t in function_types]
        self.assertMatches(function_types[0], [pt.c_int_type], functions)
        self.assertMatches(function_types[1], [pt.c_long_type], functions)
        self.assertMatches(function_types[2], [pt.c_double_type], functions)
    def test_cpp_reference_cpp_class_and_int(self):
        classes = [cppclasstype("Test%d" % i, []) for i in range(2)]
        function_types = [
            cfunctype(pt.CReferenceType(classes[0]), pt.c_int_type),
            cfunctype(pt.CReferenceType(classes[0]), pt.c_long_type),
            cfunctype(pt.CReferenceType(classes[1]), pt.c_int_type),
            cfunctype(pt.CReferenceType(classes[1]), pt.c_long_type),
        ]

        functions = [NameNode(None, type=t) for t in function_types]
        self.assertMatches(function_types[0], [classes[0], pt.c_int_type], functions)
        self.assertMatches(function_types[1], [classes[0], pt.c_long_type], functions)
        self.assertMatches(function_types[2], [classes[1], pt.c_int_type], functions)
        self.assertMatches(function_types[3], [classes[1], pt.c_long_type], functions)