test_bug425768.js - mozsearch

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/* 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);

  Assert.ok(zipW.hasEntry(DIRNAME));

  zipW.close();

  var zipR = new ZipReader(tmpFile);

  Assert.ok(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;

  Assert.equal(source.fileSize + extra, tmpFile.fileSize);