test_editcontext_resist_fingerprinting.html

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<!DOCTYPE HTML>

<html>

<head>

  <meta charset="utf-8">

  <title>Test that IME styling is not exposed when privacy.resistFingerprinting is enabled.</title>

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

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

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

</head>

<body>

<div></div>

<script>

'use strict';

async function doTest(rfpEnabled) {

  await SimpleTest.promiseFocus();

  await SpecialPowers.pushPrefEnv({ set: [['privacy.resistFingerprinting', rfpEnabled ]] });

  // Document::mShouldResistFingerprinting is not updated when pref is set,

  // so we need to create a new document.

  const waitForMessage = new Promise(r => onmessage = e => r(e.data));

  const iframe = document.createElement('iframe');

  iframe.focus();

  iframe.src = 'file_editcontext_resist_fingerprinting.html';

  document.body.append(iframe);

  const formats = await waitForMessage;

  is(formats.length, 2, 'Expected 2 textformatupdates with 1 format each');

  is(formats[0], rfpEnabled ? 'thick solid' : 'none none',

     rfpEnabled ? 'Thick solid underline should always be reported for selected clause when RFP is enabled.'

                : 'Ordinarily, synthesized composition events have no underline.');

  is(formats[1], rfpEnabled ? 'thin solid' : 'none none',

     rfpEnabled ? 'Thin solid underline should always be reported for raw clause when RFP is enabled.'

                : 'Ordinarily, synthesized composition events have no underline.');

add_task(() => doTest(false));

add_task(() => doTest(true));

</script>

</body>

</html>