The Tor Browser / file revision

 /* 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 = "";

 const FILENAME = "test.txt";

 const CRC = 0x00000000;

 const time = Date.now();

 function testpass(source)

 {

   // Should exist.

   do_check_true(source.hasEntry(FILENAME));

   var entry = source.getEntry(FILENAME);

   do_check_neq(entry, null);

   do_check_false(entry.isDirectory);

   // Should be stored

   do_check_eq(entry.compression, ZIP_METHOD_DEFLATE);

   // File size should match our data size.

   do_check_eq(entry.realSize, DATA.length);

   // Check that the CRC is accurate

   do_check_eq(entry.CRC32, CRC);

 }

 function run_test()

 {

   zipW.open(tmpFile, PR_RDWR | PR_CREATE_FILE | PR_TRUNCATE);

   // Shouldn't be there to start with.

   do_check_false(zipW.hasEntry(FILENAME));

   do_check_false(zipW.inQueue);

   var file = do_get_file(DATA_DIR + "emptyfile.txt");

   zipW.addEntryFile(FILENAME, Ci.nsIZipWriter.COMPRESSION_BEST, file, false);

   // Check that zip state is right at this stage.

   testpass(zipW);

   zipW.close();

   // Check to see if we get the same results loading afresh.

   zipW.open(tmpFile, PR_RDWR);

   testpass(zipW);

   zipW.close();

   // Test the stored data with the zipreader

   var zipR = new ZipReader(tmpFile);

   testpass(zipR);

   zipR.test(FILENAME);

   var stream = Cc["@mozilla.org/scriptableinputstream;1"]

                 .createInstance(Ci.nsIScriptableInputStream);

   stream.init(zipR.getInputStream(FILENAME));

   var result = stream.read(DATA.length);

   stream.close();

   zipR.close();

   do_check_eq(result, DATA);

 }