test_can_undo_after_setting_value.xhtml

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<?xml version="1.0"?>

<?xml-stylesheet href="chrome://global/skin"

                 type="text/css"?>

<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"

                 type="text/css"?>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=1386222

-->

<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"

        title="Mozilla Bug 1386222" onload="runTest();">

  <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"/>

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>

  <input xmlns="http://www.w3.org/1999/xhtml" id="t"/>

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

  <![CDATA[

function runTest() {

  var t = document.getElementById("t");

is(

    t.editor.canUndo,

    false,

    "Editor shouldn't have undo transaction at start"

);

  t.value = "foo";

  is(t.value, "foo", "value setter worked");

is(

    t.editor.canUndo,

    true,

    "Editor should have undo transaction after setting value"

);

  SimpleTest.finish();

SimpleTest.waitForExplicitFinish();

]]>

</script>

</window>