chromium/third_party/blink/web_tests/fast/forms/plaintext-mode-1.html

<script>

function log(message)
{
    var li = document.createElement("li");
    li.appendChild(document.createTextNode(message));
    var console = document.getElementById("console");
    console.appendChild(li);
}

function assert(func, args, expected)
{
    var f = func + '("' + args + '")';
    var result = eval(f);
    if (result != expected)
        log('Failure: ' + f + ' was ' + result + ', expected: ' + expected);
    else
        log('Success: ' + f + ' == ' + result);
}

</script>

<input id="textfield" type="text" style="width: 300" value="hello world">
<ol id="console"></ol>

<script>

if (window.testRunner)
    testRunner.dumpAsText();

var e = document.getElementById("textfield");
e.focus();
e.setSelectionRange(0, 5);

assert("document.queryCommandEnabled", "BackColor", false);
assert("document.queryCommandEnabled", "Bold", false);
assert("document.queryCommandEnabled", "Copy", true);
assert("document.queryCommandEnabled", "CreateLink", false);
assert("document.queryCommandEnabled", "Cut", true);
assert("document.queryCommandEnabled", "Delete", true);
assert("document.queryCommandEnabled", "FontName", false);
assert("document.queryCommandEnabled", "FontSize", false);
assert("document.queryCommandEnabled", "FontSizeDelta", false);
assert("document.queryCommandEnabled", "ForeColor", false);
assert("document.queryCommandEnabled", "ForwardDelete", true);
assert("document.queryCommandEnabled", "Indent", false);
assert("document.queryCommandEnabled", "InsertHTML", true);
assert("document.queryCommandEnabled", "InsertImage", false);
assert("document.queryCommandEnabled", "InsertLineBreak", true);
assert("document.queryCommandEnabled", "InsertParagraph", true);
assert("document.queryCommandEnabled", "InsertNewlineInQuotedContent", false);
assert("document.queryCommandEnabled", "InsertText", true);
assert("document.queryCommandEnabled", "Italic", false);
assert("document.queryCommandEnabled", "JustifyCenter", false);
assert("document.queryCommandEnabled", "JustifyFull", false);
assert("document.queryCommandEnabled", "JustifyLeft", false);
assert("document.queryCommandEnabled", "JustifyNone", false);
assert("document.queryCommandEnabled", "JustifyRight", false);
assert("document.queryCommandEnabled", "Outdent", false);
assert("document.queryCommandEnabled", "Paste", true);
assert("document.queryCommandEnabled", "PasteAndMatchStyle", true);
assert("document.queryCommandEnabled", "SelectAll", true);
assert("document.queryCommandEnabled", "Strikethrough", false);
assert("document.queryCommandEnabled", "Subscript", false);
assert("document.queryCommandEnabled", "Superscript", false);
assert("document.queryCommandEnabled", "Underline", false);
assert("document.queryCommandEnabled", "Unlink", false);
assert("document.queryCommandEnabled", "Unselect", true);

e.setSelectionRange(3, 3);
assert("document.queryCommandEnabled", "Transpose", true);

e.setSelectionRange(0, 5);
assert("document.execCommand", "Cut", true);
assert("document.queryCommandEnabled", "Undo", true);
assert("document.execCommand", "Undo", true);
assert("document.queryCommandEnabled", "Redo", true);

</script>