ExpressionSyntax example

use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;

class ExpressionSyntaxValidatorTest extends ConstraintValidatorTestCase
{
    protected function createValidator(): ExpressionSyntaxValidator
    {
        return new ExpressionSyntaxValidator(new ExpressionLanguage());
    }

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

        $this->assertNoViolation();
    }

    public function testEmptyStringIsValid()
    {
        $this->validator->validate('', new ExpressionSyntax());

        $this->assertNoViolation();
    }

    

use PHPUnit\Framework\TestCase;
use Symfony\Component\Validator\Constraints\ExpressionSyntax;
use Symfony\Component\Validator\Constraints\ExpressionSyntaxValidator;
use Symfony\Component\Validator\Mapping\ClassMetadata;
use Symfony\Component\Validator\Mapping\Loader\AttributeLoader;

class ExpressionSyntaxTest extends TestCase
{
    public function testValidatedByStandardValidator()
    {
        $constraint = new ExpressionSyntax();

        self::assertSame(ExpressionSyntaxValidator::class, $constraint->validatedBy());
    }

    /** * @dataProvider provideServiceValidatedConstraints */
    public function testValidatedByService(ExpressionSyntax $constraint)
    {
        self::assertSame('my_service', $constraint->validatedBy());
    }