"github.com/google/uuid"
)

const (
	testDrwMutexAcquireTimeout         = 250 * time.Millisecond
	testDrwMutexRefreshCallTimeout     = 250 * time.Millisecond
	testDrwMutexUnlockCallTimeout      = 250 * time.Millisecond
	testDrwMutexForceUnlockCallTimeout = 250 * time.Millisecond
	testDrwMutexRefreshInterval        = 100 * time.Millisecond
)

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

			t.Fatal("failed to acquire lock")
		}

		// lk2
		lk2ch := make(chan struct{})
		go func() {
			defer close(lk2ch)
			nsLk.lock(ctx, "volume", "path", "source", "opsID", false, 1*time.Millisecond)
		}()
		time.Sleep(1 * time.Millisecond) // wait for goroutine to advance; ref=2

		// Unlock the 1st lock; ref=1 after this line
		nsLk.unlock("volume", "path", false)

	const successTimeout = 20 * time.Second

	for i := 0; i < dynamicTimeoutLogSize; i++ {

		rnd := f()
		duration := time.Duration(float64(successTimeout) * rnd)

		if duration < 100*time.Millisecond {
			duration = 100 * time.Millisecond
		}
		if duration >= time.Minute {
			timeout.LogFailure()
		} else {
			timeout.LogSuccess(duration)
		}
	}
}

func TestDynamicTimeoutAdjustExponential(t *testing.T) {

}

var defaultLatencyBuckets = []time.Duration{
	10 * time.Millisecond,
	50 * time.Millisecond,
	100 * time.Millisecond,
	250 * time.Millisecond,
	500 * time.Millisecond,
	1000 * time.Millisecond, // 1s
	1500 * time.Millisecond,
	3000 * time.Millisecond,
	5000 * time.Millisecond,
	10000 * time.Millisecond, // 10s
}

// KMS is a connection to a key management system.

		start := time.Now()
		if st.Requests != nil {
			defer close(st.Requests)
		}
		// Fill up queue.
		for sendReq {
			select {
			case st.Requests <- []byte("Hello"):
				time.Sleep(10 * time.Millisecond)
			default:
				sendReq = false
			}
		}
		cancel()
		<-serverCanceled
		t.Log("server cancel time:", time.Since(start))
		clientEnd := <-clientCanceled
		if !errors.Is(err, context.Canceled) {

				// We should have waited for the delayed conf
				return fmt.Errorf("did not wait for valid config file")
			}
			return nil
		}, retry.Delay(time.Millisecond), retry.Timeout(time.Millisecond*250))
		var destFilenm string
		if preConfFile != "" {
			destFilenm = preConfFile
		} else {
			destFilenm = delayedConfFile
		}
		cp(delayedConfFile, tempCNIConfDir+"/"+destFilenm, t)

	var cancel context.CancelFunc
	ctx = setCaller(ctx, c.remote)
	if msg.DeadlineMS > 0 {
		ctx, cancel = context.WithTimeout(ctx, time.Duration(msg.DeadlineMS)*time.Millisecond)
	} else {
		ctx, cancel = context.WithCancel(ctx)
	}
	m := muxServer{
		ID:        msg.MuxID,
		RecvSeq:   msg.Seq + 1,
		SendSeq:   msg.Seq,
		ctx:       ctx,
		cancel:    cancel,
		parent:    c,

				if spent > 0 && n > 0 {
					// Since we are benchmarking n parallel servers we need to multiply by n.
					// This will give an estimate of the total ops/s.
					latency := float64(atomic.LoadInt64(&lat)) / float64(time.Millisecond)
					b.ReportMetric(float64(n)*float64(ops)/spent.Seconds(), "vops/s")
					b.ReportMetric(latency/float64(ops), "ms/op")
				}
			})
		}
	})
	b.Run("rpc", func(b *testing.B) {

			}

			if !c.chainedCNIPlugin {
				// Standalone CNI plugin
				parent := context.Background()
				ctx1, cancel := context.WithTimeout(parent, 100*time.Millisecond)
				defer cancel()
				result, err := getCNIConfigFilepath(ctx1, c.specifiedConfName, tempDir, c.chainedCNIPlugin)
				if err != nil {
					assert.Equal(t, result, "")
					if err == context.DeadlineExceeded {

		},
		{
			val:   0.31,
			label: labels[1],
		},
		{
			val:   0.61,
			label: labels[3],
		},
		{
			val:   0.79,
			label: labels[2],
		},
	}
	ticker := time.NewTicker(1 * time.Millisecond)
	defer ticker.Stop()
	for _, obs := range observations {
		// Send observations once every 1ms, to simulate delay between
		// observations. This is to test the channel based
		// synchronization used internally.