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Diffstat (limited to '')
-rw-r--r-- | dom/base/test/browser_user_input_handling_delay.js | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/dom/base/test/browser_user_input_handling_delay.js b/dom/base/test/browser_user_input_handling_delay.js new file mode 100644 index 0000000000..ccd3369c34 --- /dev/null +++ b/dom/base/test/browser_user_input_handling_delay.js @@ -0,0 +1,82 @@ +/* -*- Mode: JavaScript; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +async function test_user_input_handling_delay_helper(prefs) { + await SpecialPowers.pushPrefEnv({ + set: prefs, + }); + + const tab = await BrowserTestUtils.openNewForegroundTab( + gBrowser, + `data:text/html,<body></body>` + ); + + let canHandleInput = false; + let mouseDownPromise = BrowserTestUtils.waitForContentEvent( + tab.linkedBrowser, + "mousedown" + ).then(function () { + Assert.ok( + canHandleInput, + "This promise should be resolved after the 5 seconds mark has passed" + ); + }); + + for (let i = 0; i < 10; ++i) { + await BrowserTestUtils.synthesizeMouseAtPoint( + 10, + 10, + { type: "mousedown" }, + tab.linkedBrowser + ); + } + // Wait for roughly 5 seconds to give chances for the + // above mousedown event to be handled. + await SpecialPowers.spawn(tab.linkedBrowser, [], async () => { + for (let i = 0; i < 330; ++i) { + await new Promise(r => { + content.requestAnimationFrame(r); + }); + } + }); + + // If any user input events were handled in the above 5 seconds + // the mouseDownPromise would be resolved with canHandleInput = false, + // so that the test would fail. + canHandleInput = true; + + // Ensure the events can be handled eventually + await BrowserTestUtils.synthesizeMouseAtPoint( + 10, + 10, + { type: "mousedown" }, + tab.linkedBrowser + ); + + await mouseDownPromise; + + BrowserTestUtils.removeTab(tab); +} + +add_task(async function test_MinRAF() { + const prefs = [ + ["dom.input_events.security.minNumTicks", 100], + ["dom.input_events.security.minTimeElapsedInMS", 0], + ["dom.input_events.security.isUserInputHandlingDelayTest", true], + ]; + + await test_user_input_handling_delay_helper(prefs); +}); + +add_task(async function test_MinElapsedTime() { + const prefs = [ + ["dom.input_events.security.minNumTicks", 0], + ["dom.input_events.security.minTimeElapsedInMS", 5000], + ["dom.input_events.security.isUserInputHandlingDelayTest", true], + ]; + + await test_user_input_handling_delay_helper(prefs); +}); |