test_deprecated_params.html

Enable keyboard shortcuts

<!DOCTYPE HTML>

<html>

<head>

  <title>Test for parameters in deprecation reports</title>

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

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

</head>

<body>

<script>

add_task(async function test_mathvariant() {

  await SpecialPowers.pushPrefEnv({

    set: [["mathml.legacy_mathvariant_attribute.disabled", false]],

});

  const id = "MathML_DeprecatedMathVariant";

  const report = await new Promise(resolve => {

    const observer = new ReportingObserver(reports => {

      const found = reports.find(r => r.body.id == id);

      if (found) {

        observer.disconnect();

        resolve(found);

    }, { types: ["deprecation"] });

    observer.observe();

    const math = document.createElementNS("http://www.w3.org/1998/Math/MathML", "math");

    const mi = document.createElementNS("http://www.w3.org/1998/Math/MathML", "mi");

    mi.setAttribute("mathvariant", "fraktur");

    mi.textContent = "A";

    math.appendChild(mi);

    document.body.appendChild(math);

    getComputedStyle(mi).fontStyle;

});

  ok(report.body.message.includes("fraktur"),

     `The message includes the parameter: ${report.body.message}`);

  ok(!report.body.message.includes("%S"),

     "The message doesn't include an unreplaced placeholder");

});

</script>

</body>

</html>