/**
* @return void
*/
public function testInvalidValueResultsInProperValidationFailureMessages()
{
$this->assertFalse($this->validator->isValid('#'));
$messages = $this->validator->getMessages();
$arrayExpected = array(AlnumValidator::NOT_ALNUM => 'The input contains characters which are non alphabetic and no digits');
$this->assertThat($messages, $this->identicalTo($arrayExpected));
}