gecko/modules/libjar/zipwriter/test/unit/test_bug425768.js
2012-05-21 12:12:37 +01:00

32 lines
1.0 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
const DIRNAME = "test/";
const time = Date.now();
function run_test()
{
// Copy in the test file.
var source = do_get_file("data/test.zip");
source.copyTo(tmpFile.parent, tmpFile.leafName);
// Open it and add something so the CDS is rewritten.
zipW.open(tmpFile, PR_RDWR | PR_APPEND);
zipW.addEntryDirectory(DIRNAME, time * PR_USEC_PER_MSEC, false);
do_check_true(zipW.hasEntry(DIRNAME));
zipW.close();
var zipR = new ZipReader(tmpFile);
do_check_true(zipR.hasEntry(DIRNAME));
zipR.close();
// Adding the directory would have added a fixed amount to the file size.
// Any difference suggests the CDS was written out incorrectly.
var extra = ZIP_FILE_HEADER_SIZE + ZIP_CDS_HEADER_SIZE +
(DIRNAME.length * 2) + (ZIP_EXTENDED_TIMESTAMP_SIZE * 2);
do_check_eq(source.fileSize + extra, tmpFile.fileSize);
}