1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
/* 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/. */
"use strict";
requestLongerTimeout(10);
const TEST_PAGE =
"http://mochi.test:8888/browser/dom/ipc/tests/file_cancel_content_js.html";
const NEXT_PAGE = "http://mochi.test:8888/browser/dom/ipc/tests/";
const JS_URI = "javascript:void(document.title = 'foo')";
async function test_navigation(nextPage, shouldCancel) {
await SpecialPowers.pushPrefEnv({
set: [
["dom.max_script_run_time", 20],
// Force a single process so that the navigation will complete in the same
// process as the previous page which is running the long-running script.
["dom.ipc.processCount", 1],
["dom.ipc.processCount.webIsolated", 1],
],
});
let tab = await BrowserTestUtils.openNewForegroundTab({
gBrowser,
opening: TEST_PAGE,
});
const loopEnded = ContentTask.spawn(tab.linkedBrowser, [], async function () {
await new Promise(resolve => {
content.addEventListener("LongLoopEnded", resolve, {
once: true,
});
});
});
// Wait for the test page's long-running JS loop to start.
await ContentTask.spawn(tab.linkedBrowser, [], function () {
content.dispatchEvent(new content.Event("StartLongLoop"));
});
info(`navigating to ${nextPage}`);
const nextPageLoaded = BrowserTestUtils.waitForContentEvent(
tab.linkedBrowser,
"DOMTitleChanged"
);
BrowserTestUtils.startLoadingURIString(gBrowser, nextPage);
const result = await Promise.race([
nextPageLoaded,
loopEnded.then(() => "timeout"),
]);
const timedOut = result === "timeout";
if (shouldCancel) {
Assert.strictEqual(timedOut, false, "expected next page to be loaded");
} else {
Assert.strictEqual(timedOut, true, "expected timeout");
}
BrowserTestUtils.removeTab(tab);
}
add_task(async () => test_navigation(NEXT_PAGE, true));
add_task(async () => test_navigation(JS_URI, false));
|
