The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/netwerk/test/unit/test_bug654926_test_seek.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,63 @@
     1.4 +function gen_1MiB()
     1.5 +{
     1.6 +  var i;
     1.7 +  var data="x";
     1.8 +  for (i=0 ; i < 20 ; i++)
     1.9 +    data+=data;
    1.10 +  return data;
    1.11 +}
    1.12 +
    1.13 +function write_and_check(str, data, len)
    1.14 +{
    1.15 +  var written = str.write(data, len);
    1.16 +  if (written != len) {
    1.17 +    do_throw("str.write has not written all data!\n" +
    1.18 +             "  Expected: " + len  + "\n" +
    1.19 +             "  Actual: " + written + "\n");
    1.20 +  }
    1.21 +}
    1.22 +
    1.23 +function write_datafile(status, entry)
    1.24 +{
    1.25 +  do_check_eq(status, Cr.NS_OK);
    1.26 +  var os = entry.openOutputStream(0);
    1.27 +  var data = gen_1MiB();
    1.28 +
    1.29 +  write_and_check(os, data, data.length);
    1.30 +
    1.31 +  os.close();
    1.32 +  entry.close();
    1.33 +
    1.34 +  // try to open the entry for appending
    1.35 +  asyncOpenCacheEntry("http://data/",
    1.36 +                      "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null,
    1.37 +                      open_for_readwrite);
    1.38 +}
    1.39 +
    1.40 +function open_for_readwrite(status, entry)
    1.41 +{
    1.42 +  do_check_eq(status, Cr.NS_OK);
    1.43 +  var os = entry.openOutputStream(entry.dataSize);
    1.44 +
    1.45 +  // Opening the entry for appending data calls nsDiskCacheStreamIO::Seek()
    1.46 +  // which initializes mFD. If no data is written then mBufDirty is false and
    1.47 +  // mFD won't be closed in nsDiskCacheStreamIO::Flush().
    1.48 +
    1.49 +  os.close();
    1.50 +  entry.close();
    1.51 +
    1.52 +  do_test_finished();
    1.53 +}
    1.54 +
    1.55 +function run_test() {
    1.56 +  do_get_profile();
    1.57 +
    1.58 +  // clear the cache
    1.59 +  evict_cache_entries();
    1.60 +
    1.61 +  asyncOpenCacheEntry("http://data/",
    1.62 +                      "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null,
    1.63 +                      write_datafile);
    1.64 +
    1.65 +  do_test_pending();
    1.66 +}