public function testErrors()
 {
     $this->txtDate->setError('You suck');
     $this->assertEquals('You suck', $this->txtDate->getErrors());
     $this->txtDate->addError(' c**k');
     $this->assertEquals('You suck c**k', $this->txtDate->getErrors());
     $this->txtDate->setError('');
     $this->assertEquals('', $this->txtDate->getErrors());
 }