test_group_scroll_snap.html

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Manifest: gfx/layers/apz/test/mochitest/mochitest.toml

<!DOCTYPE HTML>

<html>

<head>

  <meta charset="utf-8">

  <title>Various tests for scroll snap</title>

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

  <script type="application/javascript" src="apz_test_utils.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

  <script type="application/javascript">

const prefs = [

  ["general.smoothScroll", false],

  // ensure that any mouse movement will trigger a new wheel transaction,

  // because in this test we move the mouse a bunch and want to recalculate

  // the target APZC after each such movement.

  ["mousewheel.transaction.ignoremovedelay", 0],

  ["mousewheel.transaction.timeout", 0],

];

const subtests = [

  {"file": "helper_scroll_snap_no_valid_snap_position.html", "prefs": prefs},

  {"file": "helper_scroll_snap_resnap_after_async_scroll.html",

    // Specify a small `layout.css.scroll-behavior.spring-constant` value to

    // keep the smooth scroll animation running long enough so that we can

    // trigger a reflow during the animation.

   "prefs": [["layout.css.scroll-behavior.spring-constant", 10],

             ["apz.test.mac.synth_wheel_input", true]]},

  {"file": "helper_scroll_snap_resnap_after_async_scroll.html",

    "prefs": [["general.smoothScroll", false],

             ["apz.test.mac.synth_wheel_input", true]]},

  {"file": "helper_scroll_snap_resnap_after_async_scrollBy.html",

    // Same as above helper_scroll_snap_resnap_after_async_scroll.html.

   "prefs": [["layout.css.scroll-behavior.spring-constant", 10]]},

  {"file": "helper_scroll_snap_not_resnap_during_panning.html",

    // Specify a strong spring constant to make scroll snap animation be

    // effective in a short span of time.

   "prefs": [["layout.css.scroll-behavior.spring-constant", 1000]]},

  {"file": "helper_scroll_snap_not_resnap_during_scrollbar_dragging.html",

    // Same as above helper_scroll_snap_not_resnap_during_scrollbar_dragging.html.

   "prefs": [["layout.css.scroll-behavior.spring-constant", 1000]]},

  {"file": "helper_bug1780701.html"},

  {"file": "helper_bug1783936.html",

             // Shorten the scroll snap animation duration.

   "prefs": [["layout.css.scroll-behavior.spring-constant", 1000],

             // Avoid fling at the end of pan.

             ["apz.fling_min_velocity_threshold", "10000"],

             // This test needs mSimilateMomentum flag on headless mode.

             ["apz.test.headless.simulate_momentum", true],

             ["apz.gtk.kinetic_scroll.enabled", true],

             // Use the pixel mode to make the test predictable easily.

             ["apz.gtk.kinetic_scroll.delta_mode", 2],

             ["apz.gtk.kinetic_scroll.pixel_delta_mode_multiplier", 1]]},

  {"file": "helper_bug1922904.html",

   "prefs": [["apz.test.mac.synth_wheel_input", true]]},

];

if (isApzEnabled()) {

  SimpleTest.waitForExplicitFinish();

  window.onload = function() {

    runSubtestsSeriallyInFreshWindows(subtests)

    .then(SimpleTest.finish, SimpleTest.finishWithFailure);

};

  </script>

</head>

<body>

</body>

</html>