test_bug1704381.html

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<!DOCTYPE html>

<html>

<head>

<meta charset="UTF-8">

<title>Test for Bug 1704381</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>

<textarea>abc</textarea>

</body>

<script>

"use strict";

SimpleTest.waitForExplicitFinish();

SimpleTest.waitForFocus(() => {

  const textarea = document.querySelector("textarea");

  (function test_EditorBase_ToggleTextDirectionAsAction() {

    textarea.removeAttribute("dir");

    textarea.focus();

    let newValue;

    textarea.oninput = () => {

      textarea.scrollHeight;  // flush pending layout and run re-initializing editor synchronously

      newValue = textarea.value;

};

    SpecialPowers.doCommand(window, "cmd_switchTextDirection");

    is(newValue, "abc",

      "EditorBase::ToggleTextDirectionAsAction: Getting value should be succeeded immediately after reinitializing the editor");

    textarea.removeAttribute("dir");

  })();

  (function test_EditorBase_NotifyEditorObservers() {

    textarea.focus();

    let newValue;

    textarea.oninput = () => {

      textarea.scrollHeight;  // flush pending layout and run re-initializing editor synchronously

      newValue = textarea.value;

};

    document.execCommand("insertLineBreak");

    is(newValue, "\nabc",

      "EditorBase::NotifyEditorObservers: Getting value should be succeeded immediately after reinitializing the editor");

    textarea.value = "abc";

  })();

  // TODO: Cannot test EditorBase::SwitchTextDirectionTo() since it requires bidi keyboard layout activated.

  SimpleTest.finish();

});

</script>

</html>