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94e3b0bd8d
This is generally pretty straightforward, and rewrites nearly all calls. It skips the ones that it can detect using frame script globals like `sendAsyncMessage`, though. Differential Revision: https://phabricator.services.mozilla.com/D53740 --HG-- extra : moz-landing-system : lando
67 lines
2.1 KiB
JavaScript
67 lines
2.1 KiB
JavaScript
function pageScript() {
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window.addEventListener(
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"beforeunload",
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function(event) {
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var str = "Some text that causes the beforeunload dialog to be shown";
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event.returnValue = str;
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return str;
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},
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true
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);
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}
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SpecialPowers.pushPrefEnv({
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set: [["dom.require_user_interaction_for_beforeunload", false]],
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});
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const PAGE_URL =
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"data:text/html," +
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encodeURIComponent("<script>(" + pageScript.toSource() + ")();</script>");
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add_task(async function enableDialogs() {
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// The onbeforeunload dialog should appear.
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let dialogShown = false;
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function onDialogShown(node) {
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dialogShown = true;
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let dismissButton = node.querySelector(".tabmodalprompt-button0");
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dismissButton.click();
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}
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let obsName = "tabmodal-dialog-loaded";
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Services.obs.addObserver(onDialogShown, obsName);
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await openPage(true);
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Services.obs.removeObserver(onDialogShown, obsName);
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Assert.ok(dialogShown);
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});
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add_task(async function disableDialogs() {
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// The onbeforeunload dialog should NOT appear.
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await openPage(false);
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info("If we time out here, then the dialog was shown...");
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});
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async function openPage(enableDialogs) {
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// Open about:blank in a new tab.
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await BrowserTestUtils.withNewTab(
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{ gBrowser, url: "about:blank" },
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async function(browser) {
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// Load the content script in the frame.
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let methodName = enableDialogs ? "enableDialogs" : "disableDialogs";
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await SpecialPowers.spawn(browser, [methodName], async function(name) {
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const { Services } = ChromeUtils.import(
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"resource://gre/modules/Services.jsm"
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);
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Services.obs.addObserver(doc => {
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if (content && doc == content.document) {
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content.windowUtils[name]();
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}
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}, "document-element-inserted");
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});
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// Load the page.
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await BrowserTestUtils.loadURI(browser, PAGE_URL);
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await BrowserTestUtils.browserLoaded(browser);
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// And then navigate away.
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await BrowserTestUtils.loadURI(browser, "http://example.com/");
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await BrowserTestUtils.browserLoaded(browser);
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}
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);
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}
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