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Test Info: Warnings
- This test gets skipped with pattern: os == 'linux' && os_version == '18.04' && asan OR os == 'linux' && os_version == '18.04' && tsan OR debug
- Manifest: browser/components/extensions/test/browser/browser.toml
/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set sts=2 sw=2 et tw=80: */
/* eslint-disable mozilla/no-arbitrary-setTimeout */
"use strict";
// This test does create and cancel the preloaded popup
// multiple times and in some cases it takes longer than
// the default timeouts allows.
requestLongerTimeout(4);
const { AddonTestUtils } = ChromeUtils.importESModule(
);
async function installTestAddon(addonId, unpacked = false) {
let xpi = AddonTestUtils.createTempWebExtensionFile({
manifest: {
browser_specific_settings: { gecko: { id: addonId } },
browser_action: {
default_popup: "popup.html",
default_area: "navbar",
},
},
files: {
"popup.html": `<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="popup.css">
</head>
<body>
</body>
</html>
`,
"popup.css": `@import "imported.css";`,
"imported.css": `
/* Increasing the imported.css file size to increase the
* chances to trigger the stylesheet preload issue that
* a smaller number of preloaded popup cancelled.
*
* ${new Array(600000).fill("x").join("\n")}
*/
body { width: 300px; height: 300px; background: red; }
`,
},
});
if (unpacked) {
// This temporary directory is going to be removed from the
// cleanup function, but also make it unique as we do for the
// other temporary files (e.g. like getTemporaryFile as defined
// in XPIInstall.sys.mjs).
const random = Math.round(Math.random() * 36 ** 3).toString(36);
const tmpDirName = `mochitest_unpacked_addons_${random}`;
let tmpExtPath = FileUtils.getDir("TmpD", [tmpDirName]);
tmpExtPath.create(Ci.nsIFile.DIRECTORY_TYPE, FileUtils.PERMS_DIRECTORY);
registerCleanupFunction(() => {
tmpExtPath.remove(true);
});
// Unpacking the xpi file into the tempoary directory.
const extDir = await AddonTestUtils.manuallyInstall(
xpi,
tmpExtPath,
null,
/* unpacked */ true
);
// Install temporarily as unpacked.
return AddonManager.installTemporaryAddon(extDir);
}
// Install temporarily as packed.
return AddonManager.installTemporaryAddon(xpi);
}
async function waitForExtensionAndBrowserAction(addonId) {
const {
Management: {
global: { browserActionFor },
},
// trigger a number of preloads
let extension;
let browserAction;
await TestUtils.waitForCondition(() => {
extension = WebExtensionPolicy.getByID(addonId)?.extension;
browserAction = extension && browserActionFor(extension);
return browserAction;
}, "got the extension and browserAction");
let widget = getBrowserActionWidget(extension).forWindow(window);
return { extension, browserAction, widget };
}
async function testCancelPreloadedPopup({ browserAction, widget }) {
// Trigger the preloaded popup.
EventUtils.synthesizeMouseAtCenter(
widget.node,
{ type: "mouseover", button: 0 },
window
);
await TestUtils.waitForCondition(
() => browserAction.pendingPopup,
"Wait for the preloaded popup"
);
// Cancel the preloaded popup.
EventUtils.synthesizeMouseAtCenter(
widget.node,
{ type: "mouseout", button: 0 },
window
);
EventUtils.synthesizeMouseAtCenter(
window.gURLBar.textbox,
{ type: "mouseover" },
window
);
await TestUtils.waitForCondition(
() => !browserAction.pendingPopup,
"Wait for the preloaded popup to be cancelled"
);
}
async function testPopupLoadCompleted({ extension, browserAction, widget }) {
const promiseViewShowing = BrowserTestUtils.waitForEvent(
document,
"ViewShowing",
false,
ev => ev.target.id === browserAction.viewId
);
EventUtils.synthesizeMouseAtCenter(
widget.node,
{ type: "mousedown", button: 0 },
window
);
EventUtils.synthesizeMouseAtCenter(
widget.node,
{ type: "mouseup", button: 0 },
window
);
info("Await the browserAction popup to be shown");
await promiseViewShowing;
info("Await the browserAction popup to be fully loaded");
const browser = await awaitExtensionPanel(
extension,
window,
/* awaitLoad */ true
);
await TestUtils.waitForCondition(async () => {
const docReadyState = await SpecialPowers.spawn(browser, [], () => {
return this.content.document.readyState;
});
return docReadyState === "complete";
}, "Wait the popup document to get to readyState complete");
ok(true, "Popup document was fully loaded");
}
// and possibly some other similar ones that may slip through unnoticed.
add_task(async function testCancelPopupPreloadRaceOnUnpackedAddon() {
const ID = "preloaded-popup@test";
const addon = await installTestAddon(ID, /* unpacked */ true);
const { extension, browserAction, widget } =
await waitForExtensionAndBrowserAction(ID);
info("Preload popup and cancel it multiple times");
for (let i = 0; i < 200; i++) {
await testCancelPreloadedPopup({ browserAction, widget });
}
await testPopupLoadCompleted({ extension, browserAction, widget });
await addon.uninstall();
});
// and possibly some other similar ones that may slip through unnoticed.
add_task(async function testCancelPopupPreloadRaceOnPackedAddon() {
const ID = "preloaded-popup@test";
const addon = await installTestAddon(ID, /* unpacked */ false);
const { extension, browserAction, widget } =
await waitForExtensionAndBrowserAction(ID);
info("Preload popup and cancel it multiple times");
for (let i = 0; i < 200; i++) {
await testCancelPreloadedPopup({ browserAction, widget });
}
await testPopupLoadCompleted({ extension, browserAction, widget });
await addon.uninstall();
});