// Setting maxKeys to negative value (15-16).
		{"empty-bucket", "", "", "", -1, ListObjectsInfo{}, nil, true},
		{"empty-bucket", "", "", "", 1, ListObjectsInfo{}, nil, true},
		// Setting maxKeys to a very large value (17).
		{"empty-bucket", "", "", "", 111100000, ListObjectsInfo{}, nil, true},
		// Testing for all 10 objects in the bucket (18).
		{"test-bucket-list-object", "", "", "", 10, resultCases[0], nil, true},

	"User-Agent":    true,
}

// calculateSignedChunkLength - calculates the length of chunk metadata
func calculateSignedChunkLength(chunkDataSize int64) int64 {
	return int64(len(fmt.Sprintf("%x", chunkDataSize))) +
		17 + // ";chunk-signature="
		64 + // e.g. "f2ca1bb6c7e907d06dafe4687e579fce76b37e4e93b7605022da52e6ccc26fd2"
		2 + // CRLF
		chunkDataSize +
		2 // CRLF
}

			return
		}

		// Version in policy must not be empty
		if sessionPolicy.Version == "" {
			writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue, fmt.Errorf("Version cannot be empty expecting '2012-10-17'"))
			return
		}
	}

	duration, err := openid.GetDefaultExpiration(r.Form.Get(stsDurationSeconds))
	if err != nil {
		writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue, err)
		return
	}

		{
			bucketName:         bucketName,
			uploadID:           uploadID,
			copySourceHeader:   url.QueryEscape(SlashSeparator+bucketName+SlashSeparator+objectName) + "?versionId=17",
			accessKey:          credentials.AccessKey,
			secretKey:          credentials.SecretKey,
			expectedRespStatus: http.StatusNotFound,
		},
		// Test case - 16,  Test case with invalid byte range empty value.

			4,
			time.Date(2020, time.March, 20, 0, 0, 0, 0, time.UTC),
		},
		{
			time.Date(2020, time.March, 15, 0, 0, 0, 0, time.UTC),
			1,
			time.Date(2020, time.March, 17, 0, 0, 0, 0, time.UTC),
		},
	}

	for i, tc := range testCases {
		t.Run(fmt.Sprintf("Test %d", i+1), func(t *testing.T) {
			got := ExpectedExpiryTime(tc.modTime, int(tc.days))
			if !got.Equal(tc.expected) {