testDrwMutexForceUnlockCallTimeout = 250 * time.Millisecond
	testDrwMutexRefreshInterval        = 100 * time.Millisecond
)

// TestMain initializes the testing framework
func TestMain(m *testing.M) {
	startLockServers()

	// Initialize locker clients for dsync.
	var clnts []NetLocker
	for i := range nodes {
		clnts = append(clnts, newClient(nodes[i].URL))
	}

	ds = &Dsync{