gecko-dev/dom/browser-element/mochitest/browserElement_KeyEvents.js

82 lines
2.6 KiB
JavaScript

/* Any copyright is dedicated to the public domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that an iframe with the |mozbrowser| attribute does bubble some
// whitelisted key events.
"use strict";
let Ci = Components.interfaces;
let whitelistedEvents = [
Ci.nsIDOMKeyEvent.DOM_VK_ESCAPE, // Back button.
Ci.nsIDOMKeyEvent.DOM_VK_SLEEP, // Power button
Ci.nsIDOMKeyEvent.DOM_VK_CONTEXT_MENU,
Ci.nsIDOMKeyEvent.DOM_VK_F5, // Search button.
Ci.nsIDOMKeyEvent.DOM_VK_PAGE_UP, // Volume up.
Ci.nsIDOMKeyEvent.DOM_VK_PAGE_DOWN // Volume down.
];
SimpleTest.waitForExplicitFinish();
browserElementTestHelpers.setEnabledPref(true);
browserElementTestHelpers.addToWhitelist();
browserElementTestHelpers.setOOPDisabledPref(true); // this is breaking the autofocus.
var iframe = document.createElement('iframe');
iframe.mozbrowser = true;
iframe.src = browserElementTestHelpers.focusPage;
document.body.appendChild(iframe);
// Number of expected events at which point we will consider the test as done.
var nbEvents = whitelistedEvents.length * 3;
function eventHandler(e) {
ok(((e.type == 'keydown' || e.type == 'keypress' || e.type == 'keyup') &&
!e.defaultPrevented &&
(whitelistedEvents.indexOf(e.keyCode) != -1)),
"[ " + e.type + "] Handled event should be a non prevented key event in the white list.");
nbEvents--;
if (nbEvents == 0) {
browserElementTestHelpers.restoreOriginalPrefs();
SimpleTest.finish();
return;
}
if (nbEvents < 0) {
ok(false, "got an unexpected event! " + e.type + " " + e.keyCode);
SimpleTest.finish();
return;
}
}
function runTest() {
is(document.activeElement, iframe, "iframe should be focused");
addEventListener('keydown', eventHandler);
addEventListener('keypress', eventHandler);
addEventListener('keyup', eventHandler);
// Those event should not be received because not whitelisted.
synthesizeKey("VK_A", {});
synthesizeKey("VK_B", {});
// Those events should not be received because prevent default is called.
synthesizeKey("VK_ESCAPE", {});
// Those events should be received.
synthesizeKey("VK_F5", {}); // F5 key is going to be canceled by ESC key.
synthesizeKey("VK_ESCAPE", {});
synthesizeKey("VK_PAGE_UP", {}); // keypress is ignored because .preventDefault() will be called.
synthesizeKey("VK_PAGE_DOWN", {}); // keypress is ignored because .preventDefault() will be called.
synthesizeKey("VK_CONTEXT_MENU", {});
synthesizeKey("VK_SLEEP", {});
}
SimpleTest.waitForFocus(function() {
iframe.focus();
SimpleTest.executeSoon(runTest);
});