pjs/netwerk/test/unit/test_NetUtil.js

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=2 sts=2 et
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Necko Test Code.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Shawn Wilsher <me@shawnwilsher.com> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/**
* This file tests the methods on NetUtil.jsm.
*/
do_load_httpd_js();
Components.utils.import("resource://gre/modules/NetUtil.jsm");
////////////////////////////////////////////////////////////////////////////////
//// Helper Methods
/**
* Reads the contents of a file and returns it as a string.
*
* @param aFile
* The file to return from.
* @return the contents of the file in the form of a string.
*/
function getFileContents(aFile)
{
let fstream = Cc["@mozilla.org/network/file-input-stream;1"].
createInstance(Ci.nsIFileInputStream);
fstream.init(aFile, -1, 0, 0);
let cstream = Cc["@mozilla.org/intl/converter-input-stream;1"].
createInstance(Ci.nsIConverterInputStream);
cstream.init(fstream, "UTF-8", 0, 0);
let string = {};
cstream.readString(-1, string);
cstream.close();
return string.value;
}
////////////////////////////////////////////////////////////////////////////////
//// Tests
function test_async_write_file()
{
do_test_pending();
// First, we need an output file to write to.
let file = Cc["@mozilla.org/file/directory_service;1"].
getService(Ci.nsIProperties).
get("TmpD", Ci.nsIFile);
file.append("NetUtil-async-test-file.tmp");
file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0666);
// Then, we need an output stream to our output file.
let ostream = Cc["@mozilla.org/network/file-output-stream;1"].
createInstance(Ci.nsIFileOutputStream);
ostream.init(file, -1, -1, 0);
// Finally, we need an input stream to take data from.
const TEST_DATA = "this is a test string";
let istream = Cc["@mozilla.org/io/string-input-stream;1"].
createInstance(Ci.nsIStringInputStream);
istream.setData(TEST_DATA, TEST_DATA.length);
NetUtil.asyncCopy(istream, ostream, function(aResult) {
// Make sure the copy was successful!
do_check_true(Components.isSuccessCode(aResult));
// Check the file contents.
do_check_eq(TEST_DATA, getFileContents(file));
// Remove the file, and finish the test.
file.remove(false);
do_test_finished();
run_next_test();
});
}
function test_async_write_file_nsISafeOutputStream()
{
do_test_pending();
// First, we need an output file to write to.
let file = Cc["@mozilla.org/file/directory_service;1"].
getService(Ci.nsIProperties).
get("TmpD", Ci.nsIFile);
file.append("NetUtil-async-test-file.tmp");
file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0666);
// Then, we need an output stream to our output file.
let ostream = Cc["@mozilla.org/network/safe-file-output-stream;1"].
createInstance(Ci.nsIFileOutputStream);
ostream.init(file, -1, -1, 0);
// Finally, we need an input stream to take data from.
const TEST_DATA = "this is a test string";
let istream = Cc["@mozilla.org/io/string-input-stream;1"].
createInstance(Ci.nsIStringInputStream);
istream.setData(TEST_DATA, TEST_DATA.length);
NetUtil.asyncCopy(istream, ostream, function(aResult) {
// Make sure the copy was successful!
do_check_true(Components.isSuccessCode(aResult));
// Check the file contents.
do_check_eq(TEST_DATA, getFileContents(file));
// Remove the file, and finish the test.
file.remove(false);
do_test_finished();
run_next_test();
});
}
function test_newURI_no_spec_throws()
{
try {
NetUtil.newURI();
do_throw("should throw!");
}
catch (e) {
do_check_eq(e.result, Cr.NS_ERROR_INVALID_ARG);
}
run_next_test();
}
function test_newURI()
{
let ios = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
// Check that we get the same URI back from the IO service and the utility method.
const TEST_URI = "http://mozilla.org";
let iosURI = ios.newURI(TEST_URI, null, null);
let NetUtilURI = NetUtil.newURI(TEST_URI);
do_check_true(iosURI.equals(NetUtilURI));
run_next_test();
}
function test_ioService()
{
do_check_true(NetUtil.ioService instanceof Ci.nsIIOService);
run_next_test();
}
function test_asyncFetch_no_channel()
{
try {
NetUtil.asyncFetch(null, function() { });
do_throw("should throw!");
}
catch (e) {
do_check_eq(e.result, Cr.NS_ERROR_INVALID_ARG);
}
run_next_test();
}
function test_asyncFetch_no_callback()
{
try {
NetUtil.asyncFetch({ });
do_throw("should throw!");
}
catch (e) {
do_check_eq(e.result, Cr.NS_ERROR_INVALID_ARG);
}
run_next_test();
}
function test_asyncFetch()
{
const TEST_DATA = "this is a test string";
// Start the http server, and register our handler.
let server = new nsHttpServer();
server.registerPathHandler("/test", function(aRequest, aResponse) {
aResponse.setStatusLine(aRequest.httpVersion, 200, "OK");
aResponse.setHeader("Content-Type", "text/plain", false);
aResponse.write(TEST_DATA);
});
server.start(4444);
// Create our channel.
let channel = NetUtil.ioService.
newChannel("http://localhost:4444/test", null, null);
// Open our channel asynchronously.
NetUtil.asyncFetch(channel, function(aInputStream, aResult) {
// Check that we had success.
do_check_true(Components.isSuccessCode(aResult));
// Check that we got the right data.
do_check_eq(aInputStream.available(), TEST_DATA.length);
let is = Cc["@mozilla.org/scriptableinputstream;1"].
createInstance(Ci.nsIScriptableInputStream);
is.init(aInputStream);
let result = is.read(TEST_DATA.length);
do_check_eq(TEST_DATA, result);
server.stop(run_next_test);
});
}
////////////////////////////////////////////////////////////////////////////////
//// Test Runner
let tests = [
test_async_write_file,
test_async_write_file_nsISafeOutputStream,
test_newURI_no_spec_throws,
test_newURI,
test_ioService,
test_asyncFetch_no_channel,
test_asyncFetch_no_callback,
test_asyncFetch,
];
let index = 0;
function run_next_test()
{
if (index < tests.length) {
do_test_pending();
print("Running the next test: " + tests[index].name);
tests[index++]();
}
do_test_finished();
}
function run_test()
{
do_test_pending();
run_next_test();
}