helper_hover_state_with_touch_action_none.html

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<!DOCTYPE html>

<html>

<meta name="viewport" content="width=device-width; initial-scale=1.0">

<title>Tests that :hover state is changed on touch-action: none element</title>

<script src="/tests/SimpleTest/SimpleTest.js"></script>

 <script src="/tests/SimpleTest/paint_listener.js"></script>

<script src="apz_test_utils.js"></script>

<script src="apz_test_native_event_utils.js"></script>

<style>

  html { height:200vh; }

  .test:hover { background:lime; }

  .test {

    border: 5px solid black;

    height: 100px;

    margin:  50px;

    display: block;

    touch-action: none;

</style>

<div class="test">DIV: Tap me and scroll</div>

<script>

async function test() {

  const target = document.querySelector(".test");

  const touchStartPromise =  promiseOneEvent(target, "touchstart");

  const touchEndPromise =  promiseOneEvent(target, "touchend");

  await promiseApzFlushedRepaints();

  await synthesizeNativeTouch(target, 10, 10, SpecialPowers.DOMWindowUtils.TOUCH_CONTACT);

  await touchStartPromise;

  await promiseFrame();

  await promiseFrame();

  ok(target.matches(":hover"), "should be hover");

  await synthesizeNativeTouch(target, 10, 10, SpecialPowers.DOMWindowUtils.TOUCH_REMOVE);

  await touchEndPromise;

  await promiseFrame();

  await promiseFrame();

  ok(target.matches(":hover"), "should be still hover");

if (getPlatform() == "windows") {

  // Bug 1875916. On Windows synthesizeNativeTouch(TOUCH_REMOVE) causes

  // `InjectTouchInput failure` with ERROR_TIMEOUT.

  ok(true, "Test doesn't need to run on Windows");

  subtestDone();

} else {

  waitUntilApzStable()

  .then(test)

  .then(subtestDone, subtestFailed);

</script>

</html>