Quelle helper_bug1509575.html

Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/gfx/layers/apz/test/mochitest/helper_bug1509575.html

<!DOCTYPE HTML>
<html>

<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Test for Bug 1509575</title>
  <script type="application/javascript" src="apz_test_native_event_utils.js"></script>
  <script type="application/javascript" src="apz_test_utils.js"></script>
  <script src="/tests/SimpleTest/paint_listener.js"></script>
  <script src="/tests/SimpleTest/EventUtils.js"></script>
</head>
<body>
  <div id="expand" style="background-color: paleturquoise ;">
    Now you're scrolled, now you're not?
  </div>
  <script type="application/javascript">

async function test() {
  let transformEndPromise = promiseTransformEnd();
  await synthesizeNativeTouchDrag(document.body, 10, 100, -100, 0);
  dump("Finished native drag, waiting for transform-end observer...\n");

  // Wait for the APZ:TransformEnd to be fired after touch events are processed.
  await transformEndPromise;

  // Flush state.
  await promiseApzFlushedRepaints();

  is(window.scrollX, 0, "layout viewport didn't scroll");
  let visualX = window.visualViewport.pageLeft;
  ok(visualX > 0, "visual viewport did scroll");

  let topWinUtils;
  const isE10s = SpecialPowers.Services.appinfo.browserTabsRemoteAutostart;
  // We need to reset the first paint flag on the root document in the process
  // this test is loaded in.
  if (!isE10s) {
    // For non-e10s, such as in Fennec, this means we need the *chrome* window
    // as the topmost entitiy in this process.
    topWinUtils = SpecialPowers.getDOMWindowUtils(
        SpecialPowers._getTopChromeWindow(window));
  } else {
    topWinUtils = SpecialPowers.getDOMWindowUtils(window);
  }
  let afterPaintPromise = promiseAfterPaint();
  ok(topWinUtils.isFirstPaint === false, "first paint not set");
  topWinUtils.isFirstPaint = true;
  // do something that forces a paint *and* an APZ update.
  document.getElementById("expand").style.width = "6000px";

  // Wait for the event listener to fire.
  await afterPaintPromise;
  ok(true, "MozAfterPaint fired");

  // Flush state just to be sure.
  await promiseApzFlushedRepaints();

  is(window.visualViewport.pageLeft, visualX, "visual viewport remains unchanged");
}

SpecialPowers.getDOMWindowUtils(window).setResolutionAndScaleTo(2.0);
waitUntilApzStable()
.then(test)
.then(subtestDone, subtestFailed);

  </script>
</body>
</html>

Messung V0.5 in Prozent

¤ Dauer der Verarbeitung: 0.17 Sekunden (vorverarbeitet am 2026-08-26) ¤

Wurzel

Suchen

PVS Prover

Isabelle Prover

NIST Cobol Testsuite

Cephes Mathematical Library

Vienna Development Method

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.