tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_storedata.js (2277B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
      4 */
      5 
      6 const DATA = "ZIP WRITER TEST DATA";
      7 const FILENAME = "test.txt";
      8 const CRC = 0xe6164331;
      9 // XXX Must use a constant time here away from DST changes. See bug 402434.
     10 const time = 1199145600000; // Jan 1st 2008
     11 
     12 function testpass(source) {
     13  // Should exist.
     14  Assert.ok(source.hasEntry(FILENAME));
     15 
     16  var entry = source.getEntry(FILENAME);
     17  Assert.notEqual(entry, null);
     18 
     19  Assert.ok(!entry.isDirectory);
     20 
     21  // Should be stored
     22  Assert.equal(entry.compression, ZIP_METHOD_STORE);
     23 
     24  Assert.equal(entry.lastModifiedTime / PR_USEC_PER_MSEC, time);
     25 
     26  // File size should match our data size.
     27  Assert.equal(entry.realSize, DATA.length);
     28  // When stored sizes should match.
     29  Assert.equal(entry.size, entry.realSize);
     30 
     31  // Check that the CRC is accurate
     32  Assert.equal(entry.CRC32, CRC);
     33 }
     34 
     35 function run_test() {
     36  zipW.open(tmpFile, PR_RDWR | PR_CREATE_FILE | PR_TRUNCATE);
     37 
     38  // Shouldn't be there to start with.
     39  Assert.ok(!zipW.hasEntry(FILENAME));
     40 
     41  Assert.ok(!zipW.inQueue);
     42 
     43  var stream = Cc["@mozilla.org/io/string-input-stream;1"].createInstance(
     44    Ci.nsIStringInputStream
     45  );
     46  stream.setByteStringData(DATA);
     47  zipW.addEntryStream(
     48    FILENAME,
     49    time * PR_USEC_PER_MSEC,
     50    Ci.nsIZipWriter.COMPRESSION_NONE,
     51    stream,
     52    false
     53  );
     54 
     55  // Check that zip state is right at this stage.
     56  testpass(zipW);
     57  zipW.close();
     58 
     59  Assert.equal(
     60    tmpFile.fileSize,
     61    DATA.length +
     62      ZIP_FILE_HEADER_SIZE +
     63      ZIP_CDS_HEADER_SIZE +
     64      ZIP_EXTENDED_TIMESTAMP_SIZE * 2 +
     65      FILENAME.length * 2 +
     66      ZIP_EOCDR_HEADER_SIZE
     67  );
     68 
     69  // Check to see if we get the same results loading afresh.
     70  zipW.open(tmpFile, PR_RDWR);
     71  testpass(zipW);
     72  zipW.close();
     73 
     74  // Test the stored data with the zipreader
     75  var zipR = new ZipReader(tmpFile);
     76  testpass(zipR);
     77  zipR.test(FILENAME);
     78  stream = Cc["@mozilla.org/scriptableinputstream;1"].createInstance(
     79    Ci.nsIScriptableInputStream
     80  );
     81  stream.init(zipR.getInputStream(FILENAME));
     82  var result = stream.read(DATA.length);
     83  stream.close();
     84  zipR.close();
     85 
     86  Assert.equal(result, DATA);
     87 }