def test_match_raises(self): validator = arg_validators.RegexMatch(r'\d+') with raises(ArgumentError): validator('1')
def test_default_error_message(self): validator = arg_validators.RegexMatch(r'\d+') with raises(ArgumentError) as error: validator('1') message = error.value.message assert message == 'must match pattern \d+'
def test_custom_error_message(self): validator = arg_validators.RegexMatch(r'\d+', 'wat') with raises(ArgumentError) as error: validator('1') message = error.value.message assert message == 'wat'
def test_match_passes(self): validator = arg_validators.RegexMatch(r'\d+') assert validator('foo') == 'foo'