use Symfony\Component\Validator\Constraints\NotNull;
use Symfony\Component\Validator\Constraints\Range;
use Symfony\Component\Validator\ConstraintViolation;
use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;
use Symfony\Component\Validator\Tests\Fixtures\NestedAttribute\Entity;
use Symfony\Component\Validator\Tests\Fixtures\ToString;
class ExpressionValidatorTest extends ConstraintValidatorTestCase
{ protected function createValidator(): ExpressionValidator
{ return new ExpressionValidator();
} public function testExpressionIsEvaluatedWithNullValue() { $constraint =
new Expression([ 'expression' => 'false',
'message' => 'myMessage',
]);
$this->validator->
validate(null,
$constraint);