/**
  * @depends testRoundtripForRegisteredNamespace
  */
 public function testVerifyRetainedReferenceFromPreviousInvocation()
 {
     $instance = new CircularReferenceGuard('bar');
     $this->assertEquals(1, $instance->get('Foo'));
     $instance->reset('bar');
     $this->assertEquals(0, $instance->get('Foo'));
 }