gecko-dev/toolkit/components/downloads/test/unit/test_download_manager.js
Devin Naquin fae583ffd5 Bug 383223
This patch refactors the xpcshell unit tests for the download manager back-end
to use do_test_pending and do_test_finished instead of nesting an event loop
with the thread manager.

r=sdwilsh
2008-06-12 09:56:40 -04:00

202 lines
6.3 KiB
JavaScript

/* ***** 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 Download Manager Test Code.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2007
* 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 download manager backend
const nsIDownloadManager = Ci.nsIDownloadManager;
const dm = Cc["@mozilla.org/download-manager;1"].getService(nsIDownloadManager);
function test_get_download_empty_queue()
{
try {
dm.getDownload(0);
do_throw("Hey! We expect to get an excpetion with this!");
} catch(e) {
do_check_eq(Components.lastResult, Cr.NS_ERROR_NOT_AVAILABLE);
}
}
function test_connection()
{
print("*** DOWNLOAD MANAGER TEST - test_connection");
var ds = dm.DBConnection;
do_check_true(ds.connectionReady);
do_check_true(ds.tableExists("moz_downloads"));
}
function test_count_empty_queue()
{
print("*** DOWNLOAD MANAGER TEST - test_count_empty_queue");
do_check_eq(0, dm.activeDownloadCount);
do_check_false(dm.activeDownloads.hasMoreElements());
}
function test_canCleanUp_empty_queue()
{
print("*** DOWNLOAD MANAGER TEST - test_canCleanUp_empty_queue");
do_check_false(dm.canCleanUp);
}
function test_pauseDownload_empty_queue()
{
print("*** DOWNLOAD MANAGER TEST - test_pauseDownload_empty_queue");
try {
dm.pauseDownload(0);
do_throw("This should not be reached");
} catch (e) {
do_check_eq(Cr.NS_ERROR_FAILURE, e.result);
}
}
function test_resumeDownload_empty_queue()
{
print("*** DOWNLOAD MANAGER TEST - test_resumeDownload_empty_queue");
try {
dm.resumeDownload(0);
do_throw("This should not be reached");
} catch (e) {
do_check_eq(Cr.NS_ERROR_FAILURE, e.result);
}
}
function test_addDownload_normal()
{
print("*** DOWNLOAD MANAGER TEST - Testing normal download adding");
addDownload();
}
function test_addDownload_cancel()
{
print("*** DOWNLOAD MANAGER TEST - Testing download cancel");
var dl = addDownload();
dm.cancelDownload(dl.id);
do_check_eq(nsIDownloadManager.DOWNLOAD_CANCELED, dl.state);
}
// This test is actually ran by the observer
function test_dm_getDownload(aDl)
{
// this will get it from the database
var dl = dm.getDownload(aDl.id);
do_check_eq(aDl.displayName, dl.displayName);
}
var tests = [test_get_download_empty_queue, test_connection,
test_count_empty_queue, test_canCleanUp_empty_queue,
test_pauseDownload_empty_queue, test_resumeDownload_empty_queue,
test_addDownload_normal, test_addDownload_cancel];
var httpserv = null;
function run_test()
{
httpserv = new nsHttpServer();
httpserv.registerDirectory("/", dirSvc.get("ProfD", Ci.nsILocalFile));
httpserv.start(4444);
// our download listener
var listener = {
// this listener checks to ensure activeDownloadCount is correct.
onDownloadStateChange: function(aState, aDownload)
{
do_check_eq(gDownloadCount, dm.activeDownloadCount);
},
onStateChange: function(a, b, c, d, e) { },
onProgressChange: function(a, b, c, d, e, f, g) { },
onSecurityChange: function(a, b, c, d) { }
};
dm.addListener(listener);
dm.addListener(getDownloadListener());
var observer = {
observe: function(aSubject, aTopic, aData) {
var dl = aSubject.QueryInterface(Ci.nsIDownload);
switch (aTopic) {
case "dl-start":
do_check_eq(nsIDownloadManager.DOWNLOAD_DOWNLOADING, dl.state);
do_test_pending();
break;
case "dl-failed":
do_check_eq(nsIDownloadManager.DOWNLOAD_FAILED, dl.state);
do_check_true(dm.canCleanUp);
test_dm_getDownload(dl);
do_test_finished();
break;
case "dl-cancel":
do_check_eq(nsIDownloadManager.DOWNLOAD_CANCELED, dl.state);
do_check_true(dm.canCleanUp);
test_dm_getDownload(dl);
do_test_finished();
break;
case "dl-done":
test_dm_getDownload(dl);
dm.removeDownload(dl.id);
var stmt = dm.DBConnection.createStatement("SELECT COUNT(*) " +
"FROM moz_downloads " +
"WHERE id = ?1");
stmt.bindInt32Parameter(0, dl.id);
stmt.executeStep();
do_check_eq(0, stmt.getInt32(0));
stmt.reset();
do_check_eq(nsIDownloadManager.DOWNLOAD_FINISHED, dl.state);
do_check_true(dm.canCleanUp);
do_test_finished();
break;
};
}
};
var os = Cc["@mozilla.org/observer-service;1"]
.getService(Ci.nsIObserverService);
os.addObserver(observer, "dl-start", false);
os.addObserver(observer, "dl-failed", false);
os.addObserver(observer, "dl-cancel", false);
os.addObserver(observer, "dl-done", false);
for (var i = 0; i < tests.length; i++)
tests[i]();
cleanup();
}