createAnnotationLoader example

use Symfony\Component\Validator\Constraints\Type;
use Symfony\Component\Validator\Constraints\Valid;
use Symfony\Component\Validator\Mapping\ClassMetadata;
use Symfony\Component\Validator\Mapping\Loader\AnnotationLoader;
use Symfony\Component\Validator\Mapping\Loader\AttributeLoader;
use Symfony\Component\Validator\Tests\Fixtures\ConstraintA;

class AttributeLoaderTest extends TestCase
{
    public function testLoadClassMetadataReturnsTrueIfSuccessful()
    {
        $loader = $this->createAnnotationLoader();
        $metadata = new ClassMetadata($this->getFixtureNamespace().'\Entity');

        $this->assertTrue($loader->loadClassMetadata($metadata));
    }

    public function testLoadClassMetadataReturnsFalseIfNotSuccessful()
    {
        $loader = $this->createAnnotationLoader();
        $metadata = new ClassMetadata('\stdClass');

        $this->assertFalse($loader->loadClassMetadata($metadata));
    }