Author: Kévin Dunglas (dunglas@gmail.com)
Inheritance: implements ApiPlatform\Core\Metadata\Resource\Factory\ResourceMetadataFactoryInterface
 public function testExtractDescription()
 {
     $decoratedProphecy = $this->prophesize(ResourceMetadataFactoryInterface::class);
     $decoratedProphecy->create(DummyEntity::class)->willReturn(new ResourceMetadata())->shouldBeCalled();
     $decorated = $decoratedProphecy->reveal();
     $factory = new PhpDocResourceMetadataFactory($decorated);
     $this->assertSame('My dummy entity.', $factory->create(DummyEntity::class)->getDescription());
 }