ExpressionConstraintNested example

                }

                public function hasMetadataFor($classOrObject): bool
                {
                    return ExpressionConstraintNested::class === $classOrObject;
                }
            })
            ->getValidator()
        ;

        $violations = $validator->validate(new ExpressionConstraintNested(), new Valid());

        $this->assertCount(0, $violations);
    }

    public function testEmbeddedMessageTakenFromFailingConstraint()
    {
        $validator = Validation::createValidatorBuilder()
            ->setMetadataFactory(new class() implements MetadataFactoryInterface {
                public function getMetadataFor($classOrObject): MetadataInterface
                {
                    return (new ClassMetadata(Data::class))