test_functions.py 文件源码

def test_non_annotated_function_call_bad_arguments():
    """ User tries to call a non-annotated function on arguments of the wrong type.
    """
    program = f'def add_num(num1, num2):\n' \
              f'    return num1 + num2\n' \
              f'\n' \
              f'add_num("bob", 1.0)\n'
    try:
        module, inferer = cs._parse_text(program)
    except:
        raise SkipTest()
    call_node = next(module.nodes_of_class(astroid.Call))
    expected_msg = f'In the Call node in line 4, there was an error in calling the function "add_num":\n' \
                   f'in parameter (1), the function was expecting an object of inferred type ' \
                   f'int but was given an object of type str.\n' \
                   f'in parameter (1), the function was expecting an object of inferred type ' \
                   f'int but was given an object of type float.\n'
                   # TODO: should we use the term inferred?
    assert call_node.type_constraints.type.msg == expected_msg