Description:    "Error parsing the Credential/X-Amz-Credential parameter; incorrect service. This endpoint belongs to \"s3\".",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrInvalidServiceSTS: {
		Code:           "AuthorizationParametersError",
		Description:    "Error parsing the Credential parameter; incorrect service. This endpoint belongs to \"sts\".",
		HTTPStatusCode: http.StatusBadRequest,
	},

		if metaArr[index].IsValid() {
			metaArr[index].ModTime = modTime
			metaArr[index].VersionID = versionID
			if !metaArr[index].InlineData() {
				// If the data is not inlined, we may end up incorrectly
				// inlining the data here, that leads to an inconsistent
				// situation where some objects are were not inlined
				// were now inlined, make sure to `nil` the Data such
				// that xl.meta is written as expected.

			// branch
			xlMeta.data.remove(versionID, dataDir)

			// We need to attempt delete "dataDir" on the disk
			// due to a CopyObject() bug where it might have
			// inlined the data incorrectly, to avoid a situation
			// where we potentially leave "DataDir"
			filePath := pathJoin(volumeDir, path, dataDir)
			if err = checkPathLength(filePath); err != nil {
				return err
			}

			expectedError: hash.BadDigest{ExpectedMD5: "d41d8cd98f00b204e9800998ecf8427f", CalculatedMD5: "d41d8cd98f00b204e9800998ecf8427e"},
		},
		// Test case - 13.
		// When incorrect sha256 is provided.
		{
			bucketName: bucket, objName: object, uploadID: uploadID, PartID: 1, inputSHA256: "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b854",
			expectedError: hash.SHA256Mismatch{

	}
	return newTestSignedRequestV4(method, urlStr, contentLength, body, accessKey, secretKey, nil)
}

// Returns request with correct signature but with incorrect SHA256.
func newTestSignedBadSHARequest(method, urlStr string, contentLength int64, body io.ReadSeeker, accessKey, secretKey string, signer signerType) (*http.Request, error) {

	// 2) Whole-file bitrot check on corrupted file
	if err := storage.AppendFile(context.Background(), volName, fileName, []byte("a")); err != nil {
		t.Fatal(err)
	}

	// Check if VerifyFile reports the incorrect file length (the correct length is `size+1`)
	if err := storage.storage.bitrotVerify(context.Background(), pathJoin(path, volName, fileName), size, algo, hashBytes, 0); err == nil {
		t.Fatal("expected to fail bitrot check")