/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set sts=2 sw=2 et tw=80: */
"use strict";
Services.scriptloader.loadSubScript(
"chrome://mochitests/content/browser/browser/components/extensions/test/browser/head.js",
this
);
Services.scriptloader.loadSubScript(
"chrome://mochitests/content/browser/browser/components/extensions/test/browser/head_browserAction.js",
this
);
add_task(async () => {
let extension = ExtensionTestUtils.loadExtension({
manifest: {
browser_action: {
default_popup: "popup.html",
browser_style: true,
},
},
files: {
"popup.html": `
`,
},
});
await extension.startup();
async function takeSnapshot(browserWin) {
let browser = await openBrowserActionPanel(extension, browserWin, true);
// Ensure there's no pending paint requests.
// The below code is a simplified version of promiseAllPaintsDone in
// paint_listener.js.
await SpecialPowers.spawn(browser, [], async () => {
return new Promise(resolve => {
function waitForPaints() {
// Wait until paint suppression has ended
if (SpecialPowers.DOMWindowUtils.paintingSuppressed) {
dump`waiting for paint suppression to end...`;
content.window.setTimeout(waitForPaints, 0);
return;
}
if (SpecialPowers.DOMWindowUtils.isMozAfterPaintPending) {
dump`waiting for paint...`;
content.window.addEventListener("MozAfterPaint", waitForPaints, {
once: true,
});
return;
}
resolve();
}
waitForPaints();
});
});
const snapshot = await SpecialPowers.spawn(browser, [], async () => {
return SpecialPowers.snapshotWindowWithOptions(
content.window,
undefined /* use the default rect */,
undefined /* use the default bgcolor */,
{ DRAWWINDOW_DRAW_VIEW: true } /* to capture scrollbars */
)
.toDataURL()
.toString();
});
const popup = getBrowserActionPopup(extension, browserWin);
await closeBrowserAction(extension, browserWin);
is(popup.state, "closed", "browserAction popup has been closed");
return snapshot;
}
// First, take a snapshot with disabling APZ in the popup window, we assume
// scrollbars are rendered properly there.
await SpecialPowers.pushPrefEnv({ set: [["apz.popups.enabled", false]] });
const newWin = await BrowserTestUtils.openNewBrowserWindow();
const reference = await takeSnapshot(newWin);
await BrowserTestUtils.closeWindow(newWin);
// Then take a snapshot with enabling APZ.
await SpecialPowers.pushPrefEnv({ set: [["apz.popups.enabled", true]] });
const anotherWin = await BrowserTestUtils.openNewBrowserWindow();
const test = await takeSnapshot(anotherWin);
await BrowserTestUtils.closeWindow(anotherWin);
is(
test,
reference,
"Contents in popup window opened by extension should be same regardless of the APZ state in the window"
);
await extension.unload();
});