mozilla-central/editor/libeditor/tests/test_bug1581337.html

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Test Info:

<!DOCTYPE html>
<html>
<!--
-->
<head>
<title>Test for Bug 1581337</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display"></p>
<div id="editor" contenteditable><span _moz_quote="true">foo bar</span></div>
</body>
<script>
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(() => {
let editor = document.getElementById("editor");
editor.focus();
let selection = document.getSelection();
selection.collapse(editor.firstChild.firstChild, 4);
synthesizeKey("KEY_Backspace");
// FYI: `_moz_quote` attribute is ignored at serializing HTML content.
is(editor.innerHTML, "<span>foobar</span>", "Backspace should delete the previous whitespace");
synthesizeKey("KEY_Delete");
is(editor.innerHTML, "<span>fooar</span>", "Delete should delete the next character, \"b\"");
SimpleTest.finish();
});
</script>
</html>