if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
		t.Fatalf("%s", err)
	}

	return initTestServerWithBackend(ctx, t, testServer, objLayer, disks)
}

// initializes a test server with the given object layer and disks.
func initTestServerWithBackend(ctx context.Context, t TestErrHandler, testServer TestServer, objLayer ObjectLayer, disks []string) TestServer {

	s.testServer.Server.Close()
	s.testServer.Obj.Shutdown(context.Background())

	// Restart.
	ctx, cancel := context.WithCancel(context.Background())

	s.testServer.cancel = cancel
	s.testServer = initTestServerWithBackend(ctx, c, s.testServer, s.testServer.Obj, s.testServer.rawDiskPaths)
	if s.secure {
		s.testServer.Server.StartTLS()
	} else {
		s.testServer.Server.Start()
	}

	s.client = s.testServer.Server.Client()