accessKey:          credentials.AccessKey,
			secretKey:          credentials.SecretKey,
			expectedRespStatus: http.StatusNotFound,
		},
		// Test case - 9.
		// non-existent bucket is used (with invalid bucket name)
		// writing BucketPolicy should fail.
		// should result in 404 StatusNotFound
		{
			bucketName:         ".invalid-bucket",

			method:             http.MethodGet,
			accessKey:          creds.AccessKey,
			secretKey:          creds.SecretKey,
			bucketName:         bucketName,
			body:               []byte(``),
			expectedRespStatus: http.StatusNotFound,
			lifecycleResponse:  []byte(``),
			errorResponse: APIErrorResponse{
				Resource: SlashSeparator + bucketName + SlashSeparator,
				Code:     "NoSuchLifecycleConfiguration",

		// Test case - 2.
		// Non-existent bucket name.
		{
			bucketName:         "2333",
			accessKey:          credentials.AccessKey,
			secretKey:          credentials.SecretKey,
			expectedRespStatus: http.StatusNotFound,
		},
		// Test case - 3.
		// Testing for signature mismatch error.
		// setting invalid access and secret key.
		{
			bucketName:         bucketName,
			accessKey:          "abcd",

	"Unauthorized":                    http.StatusUnauthorized,
	"Payment Required":                http.StatusPaymentRequired,
	"Forbidden":                       http.StatusForbidden,
	"Not Found":                       http.StatusNotFound,
	"Method Not Allowed":              http.StatusMethodNotAllowed,
	"Not Acceptable":                  http.StatusNotAcceptable,
	"Proxy Authentication Required":   http.StatusProxyAuthRequired,

	}))
	defer httpServer2.Close()
	httpServer3 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		http.Error(w, "", http.StatusNotFound)
	}))
	defer httpServer3.Close()

	testCases := []struct {
		releaseChecksumURL string
		expectedResult     string
		expectedErr        error
	}{
		{httpServer1.URL, "", nil},

				t := time.Now()

				r, _, _, err := c.GetObject(downloadsCtx, opts.bucketName, tmpObjName, gopts)
				if err != nil {
					errResp, ok := err.(minio.ErrorResponse)
					if ok && errResp.StatusCode == http.StatusNotFound {
						continue
					}
					if !contextCanceled(downloadsCtx) && !errors.Is(err, context.Canceled) {
						errOnce.Do(func() {
							retError = err.Error()
						})
					}
					downloadsCancel()

		if isErrBucketNotFound(err) {
			return batchKeyRotationJobError{
				Code:           "NoSuchSourceBucket",
				Description:    "The specified source bucket does not exist",
				HTTPStatusCode: http.StatusNotFound,
			}
		}
		return err
	}
	if GlobalKMS == nil {
		return errKMSNotConfigured
	}
	if err := r.Encryption.Validate(); err != nil {
		return err
	}

		if isErrBucketNotFound(err) {
			return batchExpireJobError{
				Code:           "NoSuchSourceBucket",
				Description:    "The specified source bucket does not exist",
				HTTPStatusCode: http.StatusNotFound,
			}
		}
		return err
	}

	if len(r.Rules) > maxBatchRules {
		return batchExpireJobError{
			Code:           "InvalidArgument",

	err = unwrapAll(err)
	switch err {
	case errDiskStale:
		w.WriteHeader(http.StatusPreconditionFailed)
	case errFileNotFound, errFileVersionNotFound:
		w.WriteHeader(http.StatusNotFound)
	case errInvalidAccessKeyID, errAccessKeyDisabled, errNoAuthToken, errMalformedAuth, errAuthentication, errSkewedAuthTime:
		w.WriteHeader(http.StatusUnauthorized)
	case context.Canceled, context.DeadlineExceeded: