Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
/**
* Tests for waiting for beforeunload before replacing a session.
*/
const { PromptTestUtils } = ChromeUtils.importESModule(
);
// The first two urls are intentionally different domains to force pages
// to load in different tabs.
const TEST_PATH = getRootDirectory(gTestPath).replace(
);
const PAGE_MARKUP = `
<html>
<head>
<script>
window.onbeforeunload = function() {
return true;
};
</script>
</head>
<body>TEST PAGE</body>
</html>
`;
const TEST_URL2 = BUILDER_URL + encodeURI(PAGE_MARKUP);
let win;
let nonBeforeUnloadTab;
let beforeUnloadTab;
add_setup(async function () {
await SpecialPowers.pushPrefEnv({
set: [["dom.require_user_interaction_for_beforeunload", false]],
});
// Run tests in a new window to avoid affecting the main test window.
win = await BrowserTestUtils.openNewBrowserWindow();
BrowserTestUtils.startLoadingURIString(
win.gBrowser.selectedBrowser,
TEST_URL
);
await BrowserTestUtils.browserLoaded(
win.gBrowser.selectedBrowser,
false,
TEST_URL
);
nonBeforeUnloadTab = win.gBrowser.selectedTab;
beforeUnloadTab = await BrowserTestUtils.openNewForegroundTab(
win.gBrowser,
TEST_URL2
);
registerCleanupFunction(async () => {
await BrowserTestUtils.closeWindow(win);
});
});
add_task(async function test_runBeforeUnloadForTabs() {
let unloadDialogPromise = PromptTestUtils.handleNextPrompt(
win,
{
modalType: Ci.nsIPrompt.MODAL_TYPE_CONTENT,
promptType: "confirmEx",
},
// Click the cancel button.
{ buttonNumClick: 1 }
);
let unloadBlocked = await win.gBrowser.runBeforeUnloadForTabs(
win.gBrowser.tabs
);
await unloadDialogPromise;
Assert.ok(unloadBlocked, "Should have reported the unload was blocked");
Assert.equal(win.gBrowser.tabs.length, 2, "Should have left all tabs open");
unloadDialogPromise = PromptTestUtils.handleNextPrompt(
win,
{
modalType: Ci.nsIPrompt.MODAL_TYPE_CONTENT,
promptType: "confirmEx",
},
// Click the ok button.
{ buttonNumClick: 0 }
);
unloadBlocked = await win.gBrowser.runBeforeUnloadForTabs(win.gBrowser.tabs);
await unloadDialogPromise;
Assert.ok(!unloadBlocked, "Should have reported the unload was not blocked");
Assert.equal(win.gBrowser.tabs.length, 2, "Should have left all tabs open");
});
add_task(async function test_skipPermitUnload() {
let closePromise = BrowserTestUtils.waitForTabClosing(beforeUnloadTab);
await win.gBrowser.removeAllTabsBut(nonBeforeUnloadTab, {
animate: false,
skipPermitUnload: true,
});
await closePromise;
Assert.equal(win.gBrowser.tabs.length, 1, "Should have left one tab open");
});