test_getCSSPseudoElementNames.html

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<head>

  <meta charset="utf-8">

  <title>Test InspectorUtils::getCSSPseudoElementNames</title>

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

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

  <script type="application/javascript">

    const InspectorUtils = SpecialPowers.InspectorUtils;

    // NOTE(emilio): When this changes, make sure to update _pseudoIsRelevant in devtools/server/actors/styles.js

    let expected = new Set([

      "::after",

      "::before",

      "::marker",

      "::backdrop",

      "::cue",

      "::file-selector-button",

      "::first-letter",

      "::first-line",

      "::highlight",

      "::placeholder",

      "::selection",

      "::target-text",

      "::-moz-color-swatch",

      "::-moz-focus-inner",

      "::-moz-meter-bar",

      "::-moz-placeholder",

      "::-moz-progress-bar",

      "::-moz-range-progress",

      "::-moz-range-thumb",

      "::-moz-range-track",

]);

    let names = InspectorUtils.getCSSPseudoElementNames();

    for (let name of names) {

      ok(expected.has(name), name + " is included");

      expected.delete(name);

    if (expected.size > 0) {

      todo_is(expected.size, 0,

        "ideally all pseudo-element names would be listed in this test");

      for (let extra of expected) {

        info("extra element: " + extra);

  </script>

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<body>

  <h1>Test InspectorUtils::getCSSPseudoElementNames</h1>

  <p id="display"></p>

  <div id="content" style="display: none">

  </div>

  <pre id="test">

</pre>

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