Lubomir I. Ivanov <******@****.***> 1707839730 +0200

		workEstimateGot := list.QueueSum()
		assert(t, &queueSumExpected, &workEstimateGot)

		// check idempotency
		removeFn[i]()

		workEstimateGot = list.QueueSum()
		assert(t, &queueSumExpected, &workEstimateGot)
	}

	// Check second type of idempotency: Dequeue + removeFn.
	for i := range arrival {
		req := arrival[i]
		removeFn[i] = list.Enqueue(req)

		}
		if a.GetObject() != nil {
			// keep a copy of the output for subsequent idempotency checking
			outputs = append(outputs, a.GetObject().DeepCopyObject())
			// replace a.GetObject() with a copy of itself to make sure admission is safe to reinvoke with a round-tripped copy (no pointer comparisons are done)
			if deepCopyInto, ok := reflect.TypeOf(a.GetObject()).MethodByName("DeepCopyInto"); ok {
				deepCopyInto.Func.Call([]reflect.Value{

	// the first and 2nd result should be identical
	if !bytes.Equal(b1.Bytes(), b2.Bytes()) {
		// A known instance of gofmt not being idempotent
		// (see Issue #24472)
		if strings.HasSuffix(filename, "issue22662.go") {
			t.Log("known gofmt idempotency bug (Issue #24472)")
			return
		}
		t.Errorf("gofmt %s not idempotent", filename)
	}
}

func testFiles(t *testing.T, filenames <-chan string, done chan<- int) {
	b1 := new(bytes.Buffer)

	klog.V(3).Infof("Setting up a downwardAPI volume %v for pod %v/%v at %v", b.volName, b.pod.Namespace, b.pod.Name, dir)
	// Wrap EmptyDir. Here we rely on the idempotency of the wrapped plugin to avoid repeatedly mounting
	wrapped, err := b.plugin.host.NewWrapperMounter(b.volName, wrappedVolumeSpec(), b.pod, *b.opts)
	if err != nil {

					names.Insert(n.GetExact())
				}
				assert.Equal(t, sets.SortedList(names), sets.SortedList(sets.New(sans...)))
			}
			// Run multiple assertions to verify idempotency; previous versions had issues here.
			for i := 0; i < 2; i++ {
				clusters := s.Clusters(s.SetupProxy(&model.Proxy{ConfigNamespace: "test"}))

				"X-Idempotency-Key": nil,
			},
		},

		WantWrite: "GET /foo HTTP/1.1\r\n" +
			"Host: \r\n" +
			"User-Agent: Go-http-client/1.1\r\n" +
			"X-Foo: X-Bar\r\n\r\n",
	},
	24: {
		Req: Request{
			Method: "GET",
			URL:    mustParseURL("/foo"),
			Header: Header{
				"X-Foo":             []string{"X-Bar"},
				"X-Idempotency-Key": []string{},
			},
		},

			if actual != tc.want {
				t.Fatalf("Unexpected result.\nExpected:\n%v\nActual:\n%v", tc.want, actual)
			}
			t.Run("idempotency", func(t *testing.T) {
				actual := appendMultusNetwork(actual, "istio-cni")
				if actual != tc.want {
					t.Fatalf("Function is not idempotent.\nExpected:\n%v\nActual:\n%v", tc.want, actual)
				}
			})
		})
	}
}

func Test_updateClusterEnvs(t *testing.T) {

		case "GET", "HEAD", "OPTIONS", "TRACE":
			return true
		}
		// The Idempotency-Key, while non-standard, is widely used to
		// mean a POST or other request is idempotent. See
		// https://golang.org/issue/19943#issuecomment-421092421
		if r.Header.has("Idempotency-Key") || r.Header.has("X-Idempotency-Key") {
			return true
		}
	}
	return false
}

            "type": "string"
          },
          "generation": {
            "description": "A sequence number representing a specific generation of the desired state. Populated by the system. Read-only.",