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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=338427
-->
<head>
  <title>Test for Bug 338427</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" href="/tests/SimpleTest/test.css">
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=338427">Mozilla Bug 338427</a>
<p id="display"></p>
<div id="content">
<textarea id="editor" lang="testing-XX" spellcheck="true"></textarea>

</div>
<pre id="test">
<script class="testbody" type="text/javascript">

/** Test for Bug 338427 **/
function init() {
    var { onSpellCheck } = SpecialPowers.ChromeUtils.importESModule(
      "resource://testing-common/AsyncSpellCheckTestHelper.sys.mjs"
    );
    var textarea = document.getElementById("editor");
    var editor = SpecialPowers.wrap(textarea).editor;
    var spellchecker = editor.getInlineSpellChecker(true);
    spellchecker.enableRealTimeSpell = true;
    textarea.focus();

    onSpellCheck(textarea, function() {
        var list = spellchecker.spellChecker.GetDictionaryList();
        ok(!!list.length, "At least one dictionary should be present");

        var lang = list[0];
        spellchecker.spellChecker.setCurrentDictionaries([lang]).then(() => {
          onSpellCheck(textarea, function() {
            try {
                var dictionaries =
                    spellchecker.spellChecker.getCurrentDictionaries();
            } catch (e) {}
            is(dictionaries.length, 1, "Expected one dictionary");
            is(dictionaries[0], lang, "Unexpected spell check dictionary");

            // This will clear the content preferences and reset "spellchecker.dictionary".
            spellchecker.spellChecker.setCurrentDictionaries([]).then(() => {
              SimpleTest.finish();
            });
          });
        });
    });
}

SimpleTest.waitForExplicitFinish();
addLoadEvent(init);

</script>
</pre>
</body>
</html>