layout/style/test/test_hover_quirk.html
author Cristian Tuns <ctuns@mozilla.com>
Wed, 22 Sep 2021 08:44:17 -0400
changeset 592892 488c5f6dfe3ead33952f232a52cf0ed4a4208640
parent 469640 c9c0c6f2eed54a187e124942e53c3660b4cf17d8
permissions -rw-r--r--
Backed out 2 changesets (bug 1731223) for likely causing localized Windows builds to break (bug 1732034) a=backout Backed out changeset 0aa04e588a4e (bug 1731223) Backed out changeset 59a15d9c5391 (bug 1731223)

<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=783213
-->
<head>
  <meta charset="utf-8">
  <title>Test for the :active and :hover quirk</title>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
  <style type="text/css">
    /* Should apply to all elements: */
    #content :hover:first-of-type {
      color: rgb(255, 0, 0);
    }
    #content :-moz-any(:hover) {
      text-transform: lowercase;
    }
    #content :hover::after {
      content: "any element";
    }

    #content :hover:first-of-type .child::after {
      content: "any child";
    }

    #content .parent .child::after {
      content: "wrong" !important;
    }

    #content .parent:hover .child::after {
      content: "any child" !important;
    }

    /* Should apply only to links: */
    #content :hover {
      color: rgb(0, 255, 0) !important;
      text-transform: uppercase !important;
    }
    #content :hover .child::after {
      content: "link child" !important;
    }

    #dynamic-test {
      width: 100px;
      height: 100px;
      background: green;
    }

    #dynamic-test > * {
      width: 100%;
      height: 100%;
      background: red;
    }

    #dynamic-test:hover > * {
      background: rgb(0, 255, 0);
    }
  </style>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/SimpleTest/EventUtils.js"></script>
  <script type="application/javascript">
    /** Test for the :active and :hover quirk **/
    function test(element, isLink) {
      if (!isLink)
        var styles = {color: "rgb(255, 0, 0)", textTransform: "lowercase",
                      childContent: '"any child"'};
      else
        var styles = {color: "rgb(0, 255, 0)", textTransform: "uppercase",
                      childContent: '"link child"'};

      // Trigger the :hover pseudo-class.
      synthesizeMouseAtCenter(element, {type: "mousemove"});

      var computedStyle = getComputedStyle(element);
      is(computedStyle.color, styles.color, "Unexpected color value");
      is(computedStyle.textTransform, styles.textTransform,
         "Unexpected text-transform value");

      computedStyle = getComputedStyle(element, "::after");
      is(computedStyle.content, '"any element"',
         "Unexpected pseudo-element content");

      computedStyle = getComputedStyle(
          element.getElementsByClassName("child")[0], "::after");
      is(computedStyle.content, styles.childContent,
         "Unexpected pseudo-element content for child");
    }

    SimpleTest.waitForExplicitFinish();
    SimpleTest.waitForFocus(function() {
      test(document.getElementById("span"), false);
      test(document.getElementById("label"), false);
      test(document.getElementById("link"), true);
      test(document.getElementById("div"), false);
      // Dynamic change test.
      // Trigger the :hover pseudo-class.
      synthesizeMouseAtCenter(document.getElementById('dynamic-test'), {type: "mousemove"});
      is(getComputedStyle(document.getElementById('should-be-green-on-hover')).backgroundColor,
         "rgb(0, 255, 0)",
         "Dynamic change should invalidate properly");
      SimpleTest.finish();
    });
  </script>
</head>
<body>
  <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=783213">Mozilla Bug 783213</a>
  <p id="display"></p>
  <div id="dynamic-test">
    <div id="should-be-green-on-hover"></div>
  </div>
  <div id="content">
    <span id="span">Span<span class="child"></span></span><br>
    <label id="label">Label<span class="child"></span></label><br>
    <a id="link" href="#">Link<span class="child"></span></a><br>
    <div id="div" class="parent">Div <span><span class="child"></span></span></div><br>
  </div>
  <pre id="test"></pre>
</body>
</html>