/**
  * @test
  * @testdox Loaders's can be registered with an identity
  */
 public function loaderCanBeRegisteredWithIdentity()
 {
     $loader = $this->generator->createAbstractLoaderMock();
     $loader->expects($this->never())->method('single');
     $loader->expects($this->never())->method('batch');
     $this->manager->registerLoader('default', $loader);
     $this->assertTrue($this->manager->hasLoader('default'));
     $this->manager->registerLoader('development', $loader);
     $this->assertTrue($this->manager->hasLoader('development'));
     $this->assertFalse($this->manager->hasLoader('foo'));
 }