Quelle test_css-logic.html

Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/devtools/server/tests/chrome/test_css-logic.html

<!DOCTYPE HTML>
<html>

<head>
  <meta charset="utf-8">
  <title>Test for Bug </title>

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
  <script type="application/javascript" src="inspector-helpers.js"></script>
  <script type="application/javascript">
"use strict";

const {CssLogic} = require("devtools/server/actors/inspector/css-logic");

window.onload = function() {
  SimpleTest.waitForExplicitFinish();
  runNextTest();
};

addTest(function getComputedStyle() {
  const node = document.querySelector("#computed-style");
  is(CssLogic.getComputedStyle(node).getPropertyValue("width"),
      "50px", "Computed style on a normal node works (width)");
  is(CssLogic.getComputedStyle(node).getPropertyValue("height"),
      "10px", "Computed style on a normal node works (height)");

  const firstChild = new _documentWalker(node, window).firstChild();
  is(CssLogic.getComputedStyle(firstChild).getPropertyValue("content"),
     "\"before\"", "Computed style on a ::before node works (content)");
  const lastChild = new _documentWalker(node, window).lastChild();
  is(CssLogic.getComputedStyle(lastChild).getPropertyValue("content"),
     "\"after\"", "Computed style on a ::after node works (content)");

  runNextTest();
});

addTest(function getBindingElementAndPseudo() {
  const node = document.querySelector("#computed-style");
  let {bindingElement, pseudo} = CssLogic.getBindingElementAndPseudo(node);

  is(bindingElement, node,
     "Binding element is the node itself for a normal node");
  ok(!pseudo, "Pseudo is null for a normal node");

  const firstChild = new _documentWalker(node, window).firstChild();
  ({ bindingElement, pseudo } = CssLogic.getBindingElementAndPseudo(firstChild));
  is(bindingElement, node,
     "Binding element is the parent for a pseudo node");
  is(pseudo, "::before", "Pseudo is correct for a ::before node");

  const lastChild = new _documentWalker(node, window).lastChild();
  ({ bindingElement, pseudo } = CssLogic.getBindingElementAndPseudo(lastChild));
  is(bindingElement, node,
     "Binding element is the parent for a pseudo node");
  is(pseudo, "::after", "Pseudo is correct for a ::after node");

  runNextTest();
});

  </script>
</head>
<body>
  <style type="text/css">
    #computed-style { width: 50px; height: 10px; }
    #computed-style::before { content: "before"; }
    #computed-style::after { content: "after"; }
  </style>
  <div id="computed-style"></div>
</body>
</html>

Messung V0.5 in Prozent

¤ Dauer der Verarbeitung: 0.11 Sekunden (vorverarbeitet am 2026-06-06) ¤

Wurzel

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