TimezoneValidator example

use Symfony\Component\Validator\Exception\UnexpectedValueException;
use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;

/** * @author Javier Spagnoletti <[email protected]> * @author Hugo Hamon <[email protected]> */
class TimezoneValidatorTest extends ConstraintValidatorTestCase
{
    protected function createValidator(): TimezoneValidator
    {
        return new TimezoneValidator();
    }

    public function testNullIsValid()
    {
        $this->validator->validate(null, new Timezone());

        $this->assertNoViolation();
    }

    public function testEmptyStringIsValid()
    {