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<!doctype html>
<html>
<head>
<title>touch-action: inherit from parent: none</title>
<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>
<style>
.scroller {
touch-action: none;
}
#scrollTarget {
margin: 10px;
width: 125vh;
height: 125vh;
}
</style>
</head>
<body>
<h1>Pointer Events: effective touch-action is "none" when parent has "none"
and target has "auto"</h1>
<h4 id="desc">
Try to scroll DOWN then RIGHT from inside blue rectangle.
Tap Complete button under the rectangle when done.
Expectation: no panning
</h4>
<p>Note: this test is for touch-devices only</p>
<div class="scroller" id="target0">
<div id="scrollTarget">
Try to scroll DOWN then RIGHT from here.
</div>
</div>
<input type="button" id="btnComplete" value="Complete test">
<h1>behavior: none</h1>
<div id="complete-notice">
<p>The following pointer types were detected:
<span id="pointertype-log"></span>.</p>
</div>
<div id="log"></div>
</body>
<script type='text/javascript'>
window.onload = async () => {
const target0 = document.getElementById("target0");
const btnComplete = document.getElementById("btnComplete");
assert_equals(getComputedStyle(target0).touchAction,'none',
'Expect touch-action:none');
let pointerup_received = false;
let pointercancel_received = false;
let scroll_received = false;
target0.addEventListener("pointerup",
() => pointerup_received = true);
target0.addEventListener("pointercancel",
() => pointercancel_received = true);
target0.addEventListener("scroll",
() => scroll_received = true);
let detected_pointertypes = {};
add_completion_callback(showPointerTypes);
promise_test(async () => {
const button_complete_click = getEvent("click", btnComplete);
await touchScrollInTarget(scrollTarget, 'down');
await touchScrollInTarget(scrollTarget, 'right');
await clickInTarget("touch", btnComplete);
await button_complete_click;
assert_true(
pointerup_received,
"expected pointerup event with scroll gestures on " +
"touch-action:none");
assert_false(
pointercancel_received,
"unexpected pointercancel event with scroll gestures on " +
"touch-action:none");
assert_false(
scroll_received,
"unexpected scroll event with scroll gestures on " +
"touch-action:none");
assert_equals(target0.scrollLeft, 0,
"expected scrollLeft 0 in the end of the test");
assert_equals(target0.scrollTop, 0,
"expected scrollTop 0 in the end of the test");
updateDescriptionComplete();
}, "touch-action attribute test");
};
</script>
</html>
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