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<!doctype html>
<title>Button touch-action test</title>
<meta name="assert" content="TA15.11 -The touch-action CSS property applies to button elements.">
<meta name="viewport" content="width=device-width">
<link rel="stylesheet" type="text/css" href="pointerevent_styles.css">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="pointerevent_support.js"></script>
#target0 {
height: 100px;
width: 200px;
overflow-y: auto;
background: black;
padding: 100px;
position: relative;
button {
touch-action: none;
width: 350px;
height: 350px;
border: 2px solid red;
<body onload="run()">
<h2>Pointer Events touch-action attribute support</h2>
<h4 id="desc">Test Description: Try to scroll element DOWN then RIGHT inside of the "Test Button" element. Tap Complete button under the rectangle when done.</h4>
<p>Note: this test is for touch only</p>
<div id="target0">
<button id="testButton">Test Button</button>
<input type="button" id="btnComplete" value="Complete test">
<script type='text/javascript'>
var detected_pointertypes = {};
function run() {
var target0 = document.getElementById("target0");
var btnComplete = document.getElementById("btnComplete");
var actions_promise;
//TA 15.11
var test_touchaction = async_test("touch-action attribute test in element");
on_event(btnComplete, 'click', function(event) {
test_touchaction.step(function() {
assert_equals(target0.scrollLeft, 0, "button scroll x offset should be 0 in the end of the test");
assert_equals(target0.scrollTop, 0, "button scroll y offset should be 0 in the end of the test");
// Make sure the test finishes after all the input actions are completed.
actions_promise.then( () => {
on_event(btnComplete, 'pointerdown', function(event) {
detected_pointertypes[event.pointerType] = true;
on_event(target0, 'scroll', function(event) {
test_touchaction.step(failOnScroll, "scroll received while touch-action is none");
// Inject touch inputs.
actions_promise = touchScrollInTarget(testButton, 'down').then(function() {
return touchScrollInTarget(testButton, 'right');
}).then(function() {
return clickInTarget("touch", btnComplete);
<h1>touch-action: none</h1>
<div id="complete-notice">
<p>The following pointer types were detected: <span id="pointertype-log"></span>.</p>
<div id="log"></div>