The Tor Browser: xpcom/tests/unit/test_streams.js@6474c204b198 (annotated)

xpcom/tests/unit/test_streams.js@6474c204b198 (annotated)

xpcom/tests/unit/test_streams.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.

 /* 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 Ci = Components.interfaces;
 const Cr = Components.results;
 const CC = Components.Constructor;
 var Pipe = CC("@mozilla.org/pipe;1",
               "nsIPipe",
               "init");
 var BinaryOutput = CC("@mozilla.org/binaryoutputstream;1",
                       "nsIBinaryOutputStream",
                       "setOutputStream");
 var BinaryInput = CC("@mozilla.org/binaryinputstream;1",
                      "nsIBinaryInputStream",
                      "setInputStream");
 /**
  * Binary stream tests.
  */
 function test_binary_streams() {
   var p, is, os;
   p = new Pipe(false, false, 1024, 1, null);
   is = new BinaryInput(p.inputStream);
   os = new BinaryOutput(p.outputStream);
   const LargeNum = Math.pow(2, 18) + Math.pow(2, 12) + 1;
   const HugeNum = Math.pow(2, 62);
   const HelloStr = "Hello World";
   const HelloArray = Array.map(HelloStr, function(c) {return c.charCodeAt(0)});
   var countObj = {};
   var msg = {};
   // Test reading immediately after writing.
   os.writeBoolean(true);
   do_check_eq(is.readBoolean(), true);
   os.write8(4);
   do_check_eq(is.read8(), 4);
   os.write16(4);
   do_check_eq(is.read16(), 4);
   os.write16(1024);
   do_check_eq(is.read16(), 1024);
   os.write32(7);
   do_check_eq(is.read32(), 7);
   os.write32(LargeNum);
   do_check_eq(is.read32(), LargeNum);
   os.write64(LargeNum);
   do_check_eq(is.read64(), LargeNum);
   os.write64(1024);
   do_check_eq(is.read64(), 1024);
   os.write64(HugeNum);
   do_check_eq(is.read64(), HugeNum);
   os.writeFloat(2.5);
   do_check_eq(is.readFloat(), 2.5);
 //  os.writeDouble(Math.SQRT2);
 //  do_check_eq(is.readDouble(), Math.SQRT2);
   os.writeStringZ("Mozilla");
   do_check_eq(is.readCString(), "Mozilla");
   os.writeWStringZ("Gecko");
   do_check_eq(is.readString(), "Gecko");
   os.writeBytes(HelloStr, HelloStr.length);
   do_check_eq(is.available(), HelloStr.length);
   msg = is.readBytes(HelloStr.length);
   do_check_eq(msg, HelloStr);
   msg = null;
   countObj.value = -1;
   os.writeByteArray(HelloArray, HelloArray.length);
   do_check_eq(is.available(), HelloStr.length);
   msg = is.readByteArray(HelloStr.length)
   do_check_eq(typeof msg, typeof HelloArray);
   do_check_eq(msg.toSource(), HelloArray.toSource());
   do_check_eq(is.available(), 0);
   // Test writing in one big chunk.
   os.writeBoolean(true);
   os.write8(4);
   os.write16(4);
   os.write16(1024);
   os.write32(7);
   os.write32(LargeNum);
   os.write64(LargeNum);
   os.write64(1024);
   os.write64(HugeNum);
   os.writeFloat(2.5);
 //  os.writeDouble(Math.SQRT2);
   os.writeStringZ("Mozilla");
   os.writeWStringZ("Gecko");
   os.writeBytes(HelloStr, HelloStr.length);
   os.writeByteArray(HelloArray, HelloArray.length);
   // Available should not be zero after a long write like this.
   do_check_neq(is.available(), 0);
   // Test reading in one big chunk.
   do_check_eq(is.readBoolean(), true);
   do_check_eq(is.read8(), 4);
   do_check_eq(is.read16(), 4);
   do_check_eq(is.read16(), 1024);
   do_check_eq(is.read32(), 7);
   do_check_eq(is.read32(), LargeNum);
   do_check_eq(is.read64(), LargeNum);
   do_check_eq(is.read64(), 1024);
   do_check_eq(is.read64(), HugeNum);
   do_check_eq(is.readFloat(), 2.5);
 //  do_check_eq(is.readDouble(), Math.SQRT2);
   do_check_eq(is.readCString(), "Mozilla");
   do_check_eq(is.readString(), "Gecko");
   // Remember, we wrote HelloStr twice - once as a string, and then as an array.
   do_check_eq(is.available(), HelloStr.length * 2);
   msg = is.readBytes(HelloStr.length);
   do_check_eq(msg, HelloStr);
   msg = null;
   countObj.value = -1;
   do_check_eq(is.available(), HelloStr.length);
   msg = is.readByteArray(HelloStr.length)
   do_check_eq(typeof msg, typeof HelloArray);
   do_check_eq(msg.toSource(), HelloArray.toSource());
   do_check_eq(is.available(), 0);
   // Test for invalid actions.
   os.close();
   is.close();
   try {
     os.writeBoolean(false);
     do_throw("Not reached!");
   } catch (e if (e instanceof Ci.nsIException &&
                  e.result == Cr.NS_BASE_STREAM_CLOSED)) {
     // do nothing
   }
   try {
     is.available();
     do_throw("Not reached!");
   } catch (e if (e instanceof Ci.nsIException &&
                  e.result == Cr.NS_BASE_STREAM_CLOSED)) {
     // do nothing
   }
   try {
     is.readBoolean();
     do_throw("Not reached!");
   } catch (e if (e instanceof Ci.nsIException &&
                  e.result == Cr.NS_ERROR_FAILURE)) {
     // do nothing
   }
 }
 function run_test() {
   test_binary_streams();
 }