Quelle test_computed_style_prefs.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/layout/style/test/test_computed_style_prefs.html

<!DOCTYPE HTML>
<html>
<head>
  <title>Test that preffed off properties do not appear in computed style</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=919594">Mozilla Bug 919594</a>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
<script type="application/javascript">

/** Test that preffed off properties do not appear in computed style **/

function testWithAllPrefsDisabled() {
  let exposedProperties = Object.keys(gCS).map(i => gCS[i]);

  // Store the number of properties for later tests to use.
  gLengthWithAllPrefsDisabled = gCS.length;

  // Check that all of the properties behind the prefs are not exposed.
  for (let pref in gProps) {
    for (let prop of gProps[pref]) {
      ok(!exposedProperties.includes(prop), prop + " not exposed when prefs are false");
    }
  }
}

function testWithOnePrefEnabled(aPref) {
  let exposedProperties = Object.keys(gCS).map(i => gCS[i]);

  // Check that the number of properties on the object is as expected.
  is(gCS.length, gLengthWithAllPrefsDisabled + gProps[aPref].length, "length when " + aPref + " is true");

  // Check that the properties corresponding to aPref are exposed.
  for (let prop of gProps[aPref]) {
    ok(exposedProperties.includes(prop), prop + " exposed when " + aPref + " is true");
  }
}

function step() {
  if (gTestIndex == gTests.length) {
    // Reached the end of the tests.
    SimpleTest.finish();
    return;
  }

  if (gPrefsPushed) {
    // We've just finished running one tests. Pop the prefs and go on to
    // the next test.
    gTestIndex++;
    gPrefsPushed = false;
    SpecialPowers.popPrefEnv(step);
    return;
  }

  // About to run one test.  Push the prefs and run it.
  let fn = gTests[gTestIndex].fn;
  gPrefsPushed = true;
  SpecialPowers.pushPrefEnv(gTests[gTestIndex].settings,
                            function() { fn(); SimpleTest.executeSoon(step); });
}

// ----

var gProps = {
  "layout.css.backdrop-filter.enabled": ["backdrop-filter"],
};

var gCS = getComputedStyle(document.body, "");
var gLengthWithAllPrefsDisabled;

var gTestIndex = 0;
var gPrefsPushed = false;
var gTests = [
  // First, test when all of the prefs are disabled.
  { settings: { set: Object.keys(gProps).map(x => [x, false]) },
    fn:       testWithAllPrefsDisabled },
  // Then, test each pref enabled individually.
  ...Object.keys(gProps).map(p =>
    ({ settings: { set: Object.keys(gProps).map(x => [x, x == p]) },
       fn:       testWithOnePrefEnabled.bind(null, p) }))
];

SimpleTest.waitForExplicitFinish();
step();
</script>
</pre>
</body>
</html>

Messung V0.5

¤ Dauer der Verarbeitung: 0.22 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

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.