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<!doctype html>
<html>
<head>
<title>touch-action: pan-left</title>
<meta name="assert" content="TA15.3 - With `touch-action: pan-left` on a swiped or click/dragged element, only panning on the x-axis left direction should be possible.">
<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="pointerevent_support.js"></script>
<style>
#target0 {
width: 700px;
height: 430px;
touch-action: pan-left;
}
</style>
</head>
<body onload="run()">
<h1>Pointer Events touch-action attribute support</h1>
<h4 id="desc">Test Description: Try to scroll element DOWN (drag up), then RIGHT (drag left), then LEFT (drag right). Tap Complete button under the rectangle when done. Expected: only pans in left direction.</h4>
<p>Note: this test is for touch-devices only</p>
<div id="target0">
<p>
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lobortis nisl ut aliquip ex ea commodo consequat.
</p>
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lobortis nisl ut aliquip ex ea commodo consequat.
</p>
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lobortis nisl ut aliquip ex ea commodo consequat.
</p>
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<p>
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lobortis nisl ut aliquip ex ea commodo consequat.
</p>
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</div>
<input type="button" id="btnComplete" value="Complete test">
<script type='text/javascript'>
var detected_pointertypes = {};
var test_touchaction = async_test("touch-action attribute test");
add_completion_callback(showPointerTypes);
function run() {
var target0 = document.getElementById("target0");
var btnComplete = document.getElementById("btnComplete");
target0.scrollLeft = 200;
var scrollListenerExecuted = false;
target0.addEventListener("scroll", function(event) {
scrollListenerExecuted = true;
assert_less_than_equal(target0.scrollLeft, 200);
});
// Check if "touch-action: pan-left" attribute works properly
//TA: 15.3
on_event(btnComplete, 'click', function(event) {
detected_pointertypes[event.pointerType] = true;
test_touchaction.step(function() {
assert_true(scrollListenerExecuted, "scroll listener should have been executed by the end of the test");
assert_less_than(target0.scrollLeft, 200, "scroll x offset should be less than 200 in the end of the test");
assert_equals(target0.scrollTop, 0, "scroll y offset should be 0 in the end of the test");
});
test_touchaction.done();
updateDescriptionComplete();
});
}
</script>
<h1>touch-action: pan-left</h1>
<div id="complete-notice">
<p>The following pointer types were detected: <span id="pointertype-log"></span>.</p>
</div>
<div id="log"></div>
</body>
</html>
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