tor-browser

The Tor Browser
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test_isinheritableproperty.html (2113B)

      1 <!DOCTYPE HTML>
      2 <html>
      3 <!--
      4 https://bugzilla.mozilla.org/show_bug.cgi?id=699592
      5 -->
      6 <head>
      7  <title>Test for InspectorUtils::isInheritedProperty</title>
      8  <script src="/tests/SimpleTest/SimpleTest.js"></script>
      9  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
     10  <style>
     11    @property --css-registered-inherits {
     12      syntax: "*";
     13      inherits: true;
     14    }
     15    @property --css-registered-no-inherits {
     16      syntax: "*";
     17      inherits: false;
     18    }
     19  </style>
     20  <script>
     21    CSS.registerProperty({
     22      name: "--js-registered-inherits",
     23      syntax: "*",
     24      inherits: true,
     25    });
     26    CSS.registerProperty({
     27      name: "--js-registered-no-inherits",
     28      syntax: "*",
     29      inherits: false,
     30    });
     31  </script>
     32 </head>
     33 <body>
     34 <pre id="test">
     35 <script type="application/javascript">
     36 
     37 function do_test() {
     38  const isInherited = (name) =>
     39    SpecialPowers.InspectorUtils.isInheritedProperty(document, name);
     40 
     41  is(isInherited("font-size"), true, "font-size is inherited.");
     42  is(isInherited("min-width"), false, "min-width is not inherited.");
     43 
     44  is(isInherited("font"), true, "shorthand font property is inherited.");
     45 
     46  is(isInherited("border"), false, "shorthand border property not inherited.");
     47  is(isInherited("garbage"), false, "Unknown property isn't inherited.");
     48 
     49  info("Checking isInheritedProperty result on custom properties");
     50  is(isInherited("--unregistered-var"),true,
     51    "Unregistered custom property is inherited."
     52  );
     53  is(
     54    isInherited("--css-registered-inherits"),
     55    true,
     56    "Returns true for @property that inherits"
     57  );
     58  is(
     59    isInherited("--css-registered-no-inherits"),
     60    false,
     61    "Returns false for @property that does not inherits"
     62  );
     63  is(
     64    isInherited("--js-registered-inherits"),
     65    true,
     66    "Returns true for property registered in JS that inherits"
     67  );
     68  is(
     69    isInherited("--js-registered-no-inherits"),
     70    false,
     71    "Returns false for property registered in JS that does not inherits"
     72  );
     73 
     74  SimpleTest.finish();
     75 }
     76 
     77 SimpleTest.waitForExplicitFinish();
     78 addLoadEvent(do_test);
     79 
     80 
     81 </script>
     82 </pre>
     83 </body>
     84 </html>