test_deflatedata.js

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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 DATA = "ZIP WRITER TEST DATA";

const FILENAME = "test.txt";

const CRC = 0xe6164331;

// XXX Must use a constant time here away from DST changes. See bug 402434.

const time = 1199145600000; // Jan 1st 2008

function run_test() {

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

  // Shouldn't be there to start with.

  Assert.ok(!zipW.hasEntry(FILENAME));

  Assert.ok(!zipW.inQueue);

  var stream = Cc["@mozilla.org/io/string-input-stream;1"].createInstance(

    Ci.nsIStringInputStream

);

  stream.setData(DATA, DATA.length);

  zipW.addEntryStream(

    FILENAME,

    time * PR_USEC_PER_MSEC,

    Ci.nsIZipWriter.COMPRESSION_BEST,

    stream,

    false

);

  var entry = zipW.getEntry(FILENAME);

  Assert.ok(entry != null);

  // Check entry seems right.

  Assert.equal(entry.compression, ZIP_METHOD_DEFLATE);

  Assert.equal(entry.CRC32, CRC);

  Assert.equal(entry.realSize, DATA.length);

  Assert.equal(entry.lastModifiedTime / PR_USEC_PER_MSEC, time);

  zipW.close();

  // Test the stored data with the zipreader

  var zipR = new ZipReader(tmpFile);

  Assert.ok(zipR.hasEntry(FILENAME));

  zipR.test(FILENAME);

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

    Ci.nsIScriptableInputStream

);

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

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

  stream.close();

  zipR.close();

  Assert.equal(result, DATA);