Quelle test_getRuleIndex.html

Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/layout/inspector/tests/test_getRuleIndex.html

<!DOCTYPE HTML>
<html>
<head>
  <title>Test InspectorUtils.getRuleIndex</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  <style>
    @property --color {
      syntax: "*";
      inherits: false;
    }
    html {
      background: gold;

      &:hover {
        background: yellow;
      }

      & body {
        color: tomato;

        &:focus-visible {
          outline: 1px solid cyan;
        }
      }
    }
    @keyframes anim {
      0% {
        color: blue;
      }
      100% {
        color: green;
      }
    }
  </style>
</head>
<body>
<code>InspectorUtils.getRuleIndex</code>

<script>
"use strict";

/** Test for InspectorUtils.getCSSRegisteredProperties **/

const { Assert } = SpecialPowers.ChromeUtils.importESModule(
  "resource://testing-common/Assert.sys.mjs"
);
const InspectorUtils = SpecialPowers.InspectorUtils;

const stylesheet = document.styleSheets[1];
const stylesheetRules = stylesheet.cssRules;

let rule = stylesheetRules[0];
is(rule.name, "--color", "Expected @property rule");
Assert.deepEqual(InspectorUtils.getRuleIndex(rule), [0]);

rule = stylesheetRules[1];
is(rule.selectorText, "html", "Expected htlm rule");
Assert.deepEqual(InspectorUtils.getRuleIndex(rule), [1]);

rule = stylesheetRules[1].cssRules[0];
is(rule.selectorText, "&:hover", "Expected nested &:hover rule");
Assert.deepEqual(InspectorUtils.getRuleIndex(rule), [1, 0]);

rule = stylesheetRules[1].cssRules[1];
is(rule.selectorText, "& body", "Expected nested & body rule");
Assert.deepEqual(InspectorUtils.getRuleIndex(rule), [1, 1]);

rule = stylesheetRules[1].cssRules[1].cssRules[0];
is(rule.selectorText, "&:focus-visible", "Expected nested &:focus-visible rule");
Assert.deepEqual(InspectorUtils.getRuleIndex(rule), [1, 1, 0]);

rule = stylesheetRules[2];
is(rule.name, "anim", "Expected @keyframes rule");
Assert.deepEqual(InspectorUtils.getRuleIndex(rule), [2]);

rule = stylesheetRules[2].cssRules[0];
is(rule.keyText, "0%", "Expected 0% keyframe rule");
Assert.deepEqual(InspectorUtils.getRuleIndex(rule), [2, 0]);

rule = stylesheetRules[2].cssRules[1];
is(rule.keyText, "100%", "Expected 100% keyframe rule");
Assert.deepEqual(InspectorUtils.getRuleIndex(rule), [2, 1]);

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

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