test_bug1205983.html

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<!DOCTYPE html>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=1205983

-->

<head>

  <title>Test for Bug 1205983</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=1205983">Mozilla Bug 1205983</a>

<p id="display"></p>

</div>

<div contenteditable id="de-DE" lang="de-DE" onfocus="deFocus()">German heute ist ein guter Tag</div>

<textarea id="en-US" lang="en-US" onfocus="enFocus()">Nogoodword today is a nice day</textarea>

<pre id="test">

<script class="testbody" type="text/javascript">

function getMisspelledWords(editor) {

  return editor.selectionController.getSelection(SpecialPowers.Ci.nsISelectionController.SELECTION_SPELLCHECK).toString();

var elem_de;

var editor_de;

var selcon_de;

var script;

var { maybeOnSpellCheck } = SpecialPowers.ChromeUtils.importESModule(

  "resource://testing-common/AsyncSpellCheckTestHelper.sys.mjs"

);

/** Test for Bug 1205983 **/

SimpleTest.waitForExplicitFinish();

SimpleTest.waitForFocus(async function() {

  script = SpecialPowers.loadChromeScript(function() {

    /* eslint-env mozilla/chrome-script */

    // eslint-disable-next-line mozilla/use-services

    var dir = Cc["@mozilla.org/file/directory_service;1"]

                .getService(Ci.nsIProperties)

                .get("CurWorkD", Ci.nsIFile);

    dir.append("tests");

    dir.append("editor");

    dir.append("spellchecker");

    dir.append("tests");

    var hunspell = Cc["@mozilla.org/spellchecker/engine;1"]

                     .getService(Ci.mozISpellCheckingEngine);

    // Install de-DE dictionary.

    var de_DE = dir.clone();

    de_DE.append("de-DE");

    hunspell.addDirectory(de_DE);

    addMessageListener("de_DE-exists", () => de_DE.exists());

    addMessageListener("destroy", () => hunspell.removeDirectory(de_DE));

});

  is(await script.sendQuery("de_DE-exists"), true,

     "true expected (de_DE directory should exist)");

  document.getElementById("de-DE").focus();

});

function deFocus() {

  elem_de = document.getElementById("de-DE");

  maybeOnSpellCheck(elem_de, function() {

    var editingSession = SpecialPowers.wrap(window).docShell.editingSession;

    editor_de = editingSession.getEditorForWindow(window);

    selcon_de = editor_de.selectionController;

    var sel = selcon_de.getSelection(selcon_de.SELECTION_SPELLCHECK);

    // Check that we spelled in German, so there is only one misspelled word.

    is(sel.toString(), "German", "one misspelled word expected: German");

    // Now focus the textarea, which requires English spelling.

    document.getElementById("en-US").focus();

});

function enFocus() {

  var elem_en = document.getElementById("en-US");

  var editor_en =

    SpecialPowers.wrap(elem_en)

                 .editor;

  editor_en.setSpellcheckUserOverride(true);

  var inlineSpellChecker = editor_en.getInlineSpellChecker(true);

  maybeOnSpellCheck(elem_en, async function() {

    var spellchecker = inlineSpellChecker.spellChecker;

    let currentDictionaries = spellchecker.getCurrentDictionaries();

    is(currentDictionaries.length, 1, "expected one dictionary");

    let currentDictionary = currentDictionaries[0];

    // Check that the English dictionary is loaded and that the spell check has worked.

    is(currentDictionary, "en-US", "expected en-US");

    is(getMisspelledWords(editor_en), "Nogoodword", "one misspelled word expected: Nogoodword");

    // So far all was boring. The important thing is whether the spell check result

    // in the de-DE editor is still the same. After losing focus, no spell check

    // updates should take place there.

    var sel = selcon_de.getSelection(selcon_de.SELECTION_SPELLCHECK);

    is(sel.toString(), "German", "one misspelled word expected: German");

    // Remove the fake de_DE dictionary again.

    await script.sendQuery("destroy");

    // Focus again, so the spelling gets updated, but before we need to kill the focus handler.

    elem_de.onfocus = null;

    elem_de.blur();

    elem_de.focus();

    // After removal, the de_DE editor should refresh the spelling with en-US.

    maybeOnSpellCheck(elem_de, function() {

      var endSel = selcon_de.getSelection(selcon_de.SELECTION_SPELLCHECK);

      // eslint-disable-next-line no-useless-concat

      is(endSel.toString(), "heute" + "ist" + "ein" + "guter",

         "some misspelled words expected: heute ist ein guter");

      // If we don't reset this, we cause massive leaks.

      selcon_de = null;

      editor_de = null;

      SimpleTest.finish();

});

});

</script>

</pre>

</body>

</html>