tenfourfox/layout/base/tests/browser_onbeforeunload_only_after_interaction.js
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

54 lines
1.8 KiB
JavaScript

function pageScript() {
window.addEventListener("beforeunload", function (event) {
var str = "Some text that causes the beforeunload dialog to be shown";
event.returnValue = str;
return str;
}, true);
}
SpecialPowers.pushPrefEnv({"set": [["dom.require_user_interaction_for_beforeunload", true]]});
const PAGE_URL =
"data:text/html," + encodeURIComponent("<script>(" + pageScript.toSource() + ")();</script>");
add_task(function* doClick() {
// The onbeforeunload dialog should appear.
let dialogShown = false;
function onDialogShown(node) {
dialogShown = true;
let dismissButton = node.ui.button0;
dismissButton.click();
}
let obsName = "tabmodal-dialog-loaded";
Services.obs.addObserver(onDialogShown, obsName, false);
yield* openPage(true);
Services.obs.removeObserver(onDialogShown, obsName);
Assert.ok(dialogShown, "Should have shown dialog.");
});
add_task(function* noClick() {
// The onbeforeunload dialog should NOT appear.
yield openPage(false);
info("If we time out here, then the dialog was shown...");
});
function* openPage(shouldClick) {
// Open about:blank in a new tab.
yield BrowserTestUtils.withNewTab({ gBrowser, url: "about:blank" }, function* (browser) {
// Load the page.
yield BrowserTestUtils.loadURI(browser, PAGE_URL);
yield BrowserTestUtils.browserLoaded(browser);
if (shouldClick) {
yield BrowserTestUtils.synthesizeMouse("body", 2, 2, {}, browser);
}
let hasInteractedWith = yield ContentTask.spawn(browser, "", function() {
return content.document.userHasInteracted;
});
is(shouldClick, hasInteractedWith, "Click should update document interactivity state");
// And then navigate away.
yield BrowserTestUtils.loadURI(browser, "http://example.com/");
yield BrowserTestUtils.browserLoaded(browser);
});
}