74 lines
2.1 KiB
HTML
74 lines
2.1 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<meta name="viewport" content="width=device-width, initial-scale=1">
|
|
<title>Test that scroll snap happens on pan end without fling</title>
|
|
<script src="apz_test_utils.js"></script>
|
|
<script src="apz_test_native_event_utils.js"></script>
|
|
<script src="/tests/SimpleTest/paint_listener.js"></script>
|
|
<style>
|
|
body {
|
|
margin: 0;
|
|
padding: 0;
|
|
}
|
|
html {
|
|
overflow-y: scroll;
|
|
scroll-snap-type: y mandatory;
|
|
scroll-behavior: auto;
|
|
}
|
|
.snap {
|
|
width: 100%;
|
|
height: 100vh;
|
|
background-color: blue;
|
|
position: absolute;
|
|
top: 200px;
|
|
scroll-snap-align: start;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<div class="snap"></div>
|
|
<div style="width: 100%; height: 500vh;"></div>
|
|
<script type="application/javascript">
|
|
async function test() {
|
|
is(window.scrollY, 200, "The initial layout should result snapping to 200px");
|
|
|
|
// Start scrolling back by a pan gesture and wait its' scroll end.
|
|
let transformEndPromise = promiseTransformEnd();
|
|
await promiseNativeTouchpadPanEventAndWaitForObserver(
|
|
window,
|
|
100,
|
|
100,
|
|
0, -100,
|
|
SpecialPowers.DOMWindowUtils.PHASE_BEGIN);
|
|
|
|
// Finish the pan gesture.
|
|
await promiseNativeTouchpadPanEventAndWaitForObserver(
|
|
window,
|
|
100,
|
|
100,
|
|
0, 0,
|
|
SpecialPowers.DOMWindowUtils.PHASE_END);
|
|
await transformEndPromise;
|
|
|
|
// Make sure the new scroll positions have reached to the main-thread.
|
|
await promiseOnlyApzControllerFlushed();
|
|
|
|
is(window.scrollY, 200, "The pan-end should result snapping to 200px");
|
|
}
|
|
|
|
// This test is supposed to run on environments where
|
|
// PanGestureInput.mSimulateMomentum for pan gestures is true, which means
|
|
// as of now it's only on Linux.
|
|
if (getPlatform() == "linux") {
|
|
waitUntilApzStable()
|
|
.then(test)
|
|
.then(subtestDone, subtestFailed);
|
|
} else {
|
|
ok(true, "Skipping test because this test isn't supposed to work on " + getPlatform());
|
|
subtestDone();
|
|
}
|
|
</script>
|
|
</body>
|
|
</html>
|