bucket: "bucket",
			object: "///object////",
		},
		// Test case 8 url path is empty.
		{
			path:   "",
			bucket: "",
			object: "",
		},
	}

	// Validate all test cases.
	for _, testCase := range testCases {
		t.Run("", func(t *testing.T) {
			bucketName, objectName := path2BucketObject(testCase.path)
			if bucketName != testCase.bucket {

// ----------
// Enable server profiling
func (a adminAPIHandlers) StartProfilingHandler(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()

	// Validate request signature.
	_, adminAPIErr := checkAdminRequestAuth(ctx, r, policy.ProfilingAdminAction, "")
	if adminAPIErr != ErrNone {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(adminAPIErr), r.URL)
		return

		return
	}

	if r.Header.Get(xhttp.Range) != "" {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidRange), r.URL)
		return
	}

	// Validate pre-conditions if any.
	opts.CheckPrecondFn = func(oi ObjectInfo) bool {
		if _, err := DecryptObjectInfo(&oi, r); err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return true
		}

	defer env.LockSetEnv()()

	// Disable merging env values with config for validation.
	env.SetEnvOff()

	// Enable env values to validate KMS.
	defer env.SetEnvOn()
	if subSys != "" {
		return validateSubSysConfig(ctx, s, subSys, objAPI)
	}

	// No sub-system passed. Validate all of them.
	for _, ss := range config.SubSystems.ToSlice() {
		if err := validateSubSysConfig(ctx, s, ss, objAPI); err != nil {
			return err

)

func (api objectAPIHandlers) ListenNotificationHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "ListenNotification")

	defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))

	// Validate if bucket exists.
	objAPI := api.ObjectAPI()
	if objAPI == nil {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
		return
	}

	vars := mux.Vars(r)
	bucketName := vars["bucket"]

Once the **patch** is successfully applied, developer must run tests to validate the fix that was backported by running following tests, locally.

Unit tests

```
λ make test
```

Verify different type of MinIO deployments work

```
λ make verify
```

	if err != nil {
		apiErr := errorCodes.ToAPIErr(ErrMalformedXML)
		apiErr.Description = err.Error()
		writeErrorResponse(ctx, w, apiErr, r.URL)
		return
	}
	// validate the request
	if err := rreq.validate(ctx, objectAPI); err != nil {
		apiErr := errorCodes.ToAPIErr(ErrMalformedXML)
		apiErr.Description = err.Error()
		writeErrorResponse(ctx, w, apiErr, r.URL)
		return
	}

* Kubelet: Start using the official docker engine-api ([#23506](https://github.com/kubernetes/kubernetes/pull/23506), [@Random-Liu](https://github.com/Random-Liu))
* Fix so setup-files don't recreate/invalidate certificates that already exist ([#23550](https://github.com/kubernetes/kubernetes/pull/23550), [@luxas](https://github.com/luxas))

    for (LoadingCache<Object, Object> cache : caches()) {
      cache.getUnchecked(1);
      Entry<Object, Object> entry = Iterables.getOnlyElement(cache.asMap().entrySet());

      cache.invalidate(1);
      assertEquals(0, cache.size());

      entry.setValue(3);
      assertEquals(1, cache.size());
      assertEquals(3, cache.getIfPresent(1));
      checkValidState(cache);

			[]byte("10000;chunk-signature=ad80c730a21e5b8d04586a2213dd63b9a0e99e0e2307b0ade35a65485a288648    \t \n"),
			[]byte("10000"),
			[]byte("ad80c730a21e5b8d04586a2213dd63b9a0e99e0e2307b0ade35a65485a288648"),
		},
	}
	// Validate chunk extension removal.
	for i, tt := range tests {
		// Extract chunk size and chunk signature after parsing a standard chunk-extension format.
		hexChunkSize, hexChunkSignature := parseS3ChunkExtension(tt.buf)