/**
  * @test
  */
 public function getParent()
 {
     $bundle = new OpenClassroomsDoctrineCacheExtensionBundle();
     $this->assertEquals('DoctrineCacheBundle', $bundle->getParent());
     $this->assertInstanceOf(OpenClassroomsDoctrineCacheExtensionExtension::class, $bundle->getContainerExtension());
 }