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

35 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 DATA = "ZIP WRITER TEST COMMENT";
const DATA2 = "ANOTHER ONE";
function run_test()
{
zipW.open(tmpFile, PR_RDWR | PR_CREATE_FILE | PR_TRUNCATE);
zipW.comment = DATA;
zipW.close();
// Should have created a zip file
do_check_true(tmpFile.exists());
// Empty zip file should just be the end of central directory marker
// and comment
do_check_eq(tmpFile.fileSize, ZIP_EOCDR_HEADER_SIZE + DATA.length);
zipW.open(tmpFile, PR_RDWR);
// Should have the set comment
do_check_eq(zipW.comment, DATA);
zipW.comment = DATA2;
zipW.close();
// Certain platforms cache the file size so get a fresh file to check.
tmpFile = tmpFile.clone();
// Empty zip file should just be the end of central directory marker
// and comment. This should now be shorter
do_check_eq(tmpFile.fileSize, ZIP_EOCDR_HEADER_SIZE + DATA2.length);
}