def test_selection_error_str():
exc = quiz.SelectionError(Dog, 'best_friend.foo',
quiz.NoSuchArgument('bla'))
assert str(exc).strip() == dedent('''\
SelectionError on "Dog" at path "best_friend.foo":
NoSuchArgument: argument "bla" does not exist''')
def test_invalid_argument(self):
with pytest.raises(quiz.SelectionError) as exc:
quiz.validate(Dog, _.knows_command(
foo=1, command=Command.SIT))
assert exc.value == quiz.SelectionError(
Dog,
'knows_command',
quiz.NoSuchArgument('foo'))
def test_no_such_argument_str(name):
exc = quiz.NoSuchArgument(name)
assert str(exc) == 'argument "{}" does not exist'.format(name)