modules/libjar/zipwriter/test/unit/test_bug399727.js

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0 1 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 2 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0 4 */
michael@0 5
michael@0 6 function BinaryComparer(file, callback) {
michael@0 7 var fstream = Cc["@mozilla.org/network/file-input-stream;1"].
michael@0 8 createInstance(Ci.nsIFileInputStream);
michael@0 9 fstream.init(file, -1, 0, 0);
michael@0 10 this.length = file.fileSize;
michael@0 11 this.fileStream = Cc["@mozilla.org/binaryinputstream;1"].
michael@0 12 createInstance(Ci.nsIBinaryInputStream);
michael@0 13 this.fileStream.setInputStream(fstream);
michael@0 14 this.offset = 0;
michael@0 15 this.callback = callback;
michael@0 16 }
michael@0 17
michael@0 18 BinaryComparer.prototype = {
michael@0 19 fileStream: null,
michael@0 20 offset: null,
michael@0 21 length: null,
michael@0 22 callback: null,
michael@0 23
michael@0 24 onStartRequest: function(aRequest, aContext) {
michael@0 25 },
michael@0 26
michael@0 27 onStopRequest: function(aRequest, aContext, aStatusCode) {
michael@0 28 this.fileStream.close();
michael@0 29 do_check_eq(aStatusCode, Components.results.NS_OK);
michael@0 30 do_check_eq(this.offset, this.length);
michael@0 31 this.callback();
michael@0 32 },
michael@0 33
michael@0 34 onDataAvailable: function(aRequest, aContext, aInputStream, aOffset, aCount) {
michael@0 35 var stream = Cc["@mozilla.org/binaryinputstream;1"].
michael@0 36 createInstance(Ci.nsIBinaryInputStream);
michael@0 37 stream.setInputStream(aInputStream);
michael@0 38 var source, actual;
michael@0 39 for (var i = 0; i < aCount; i++) {
michael@0 40 try {
michael@0 41 source = this.fileStream.read8();
michael@0 42 }
michael@0 43 catch (e) {
michael@0 44 do_throw("Unable to read from file at offset " + this.offset + " " + e);
michael@0 45 }
michael@0 46 try {
michael@0 47 actual = stream.read8();
michael@0 48 }
michael@0 49 catch (e) {
michael@0 50 do_throw("Unable to read from converted stream at offset " + this.offset + " " + e);
michael@0 51 }
michael@0 52 if (source != actual)
michael@0 53 do_throw("Invalid value " + actual + " at offset " + this.offset + ", should have been " + source);
michael@0 54 this.offset++;
michael@0 55 }
michael@0 56 }
michael@0 57 }
michael@0 58
michael@0 59 function comparer_callback()
michael@0 60 {
michael@0 61 do_test_finished();
michael@0 62 }
michael@0 63
michael@0 64 function run_test()
michael@0 65 {
michael@0 66 var source = do_get_file(DATA_DIR + "test_bug399727.html");
michael@0 67 var comparer = new BinaryComparer(do_get_file(DATA_DIR + "test_bug399727.zlib"),
michael@0 68 comparer_callback);
michael@0 69
michael@0 70 // Prepare the stream converter
michael@0 71 var scs = Cc["@mozilla.org/streamConverters;1"].
michael@0 72 getService(Ci.nsIStreamConverterService);
michael@0 73 var converter = scs.asyncConvertData("uncompressed", "deflate", comparer, null);
michael@0 74
michael@0 75 // Open the expected output file
michael@0 76 var fstream = Cc["@mozilla.org/network/file-input-stream;1"].
michael@0 77 createInstance(Ci.nsIFileInputStream);
michael@0 78 fstream.init(source, -1, 0, 0);
michael@0 79
michael@0 80 // Set up a pump to push data from the file to the stream converter
michael@0 81 var pump = Cc["@mozilla.org/network/input-stream-pump;1"].
michael@0 82 createInstance(Ci.nsIInputStreamPump);
michael@0 83 pump.init(fstream, -1, -1, 0, 0, true);
michael@0 84 pump.asyncRead(converter, null);
michael@0 85 do_test_pending();
michael@0 86 }

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