b.Log("to run a standalone server, run:")
		b.Log("go run k8s.io/apiserver/pkg/admission/plugin/webhook/testing/main/main.go")
		testServer := webhooktesting.NewTestServer(b)
		testServer.StartTLS()
		defer testServer.Close()
		testServerURL = testServer.URL
	}

	objectInterfaces := webhooktesting.NewObjectInterfacesForTest()

	serverURL, err := url.ParseRequestURI(testServerURL)

		b.Log("to run a standalone server, run:")
		b.Log("go run k8s.io/apiserver/pkg/admission/plugin/webhook/testing/main/main.go")
		testServer := webhooktesting.NewTestServer(b)
		testServer.StartTLS()
		defer testServer.Close()
		testServerURL = testServer.URL
	}

	serverURL, err := url.ParseRequestURI(testServerURL)
	if err != nil {
		b.Fatalf("this should never happen? %v", err)

		}
		// error case, error string should match.
		if !strings.Contains(err.Error(), tc.err) {
			t.Errorf("test case failed [%v], expect error %v, got %v", tc.probe, tc.err, err)
		}
	}
}

func NewTestServer(t test.Failer, o Options) *Server {
	if o.PrometheusRegistry == nil {
		o.PrometheusRegistry = TestingRegistry(t)
	}
	server, err := NewServer(o)
	if err != nil {