test_bug525389.html

Enable keyboard shortcuts

<!DOCTYPE HTML>

<html><head>

<title>Test for bug 525389</title>

<style src="/tests/SimpleTest/test.css" type="text/css"></style>

<script src="/tests/SimpleTest/SimpleTest.js"></script>

<script src="/tests/SimpleTest/EventUtils.js"></script>

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

  var utils = SpecialPowers.getDOMWindowUtils(window);

  var Cc = SpecialPowers.Cc;

  var Ci = SpecialPowers.Ci;

function getLoadContext() {

  return SpecialPowers.wrap(window).docShell.QueryInterface(Ci.nsILoadContext);

async function runTest() {

  var pasteCount = 0;

  var pasteFunc = function() { pasteCount++; };

  function verifyContent(s) {

    var e = document.getElementById("i1");

    var doc = e.contentDocument;

    if (navigator.platform.includes("Win")) {

      // On Windows ignore \n which got left over from the removal of the fragment tags

      // <html><body>\n<!--StartFragment--> and <!--EndFragment-->\n</body>\n</html>.

      is(doc.body.innerHTML.replace(/\n/g, ""), s, "");

    } else {

      is(doc.body.innerHTML, s, "");

  function pasteInto(trans, html, target_id) {

    var e = document.getElementById("i1");

    var doc = e.contentDocument;

    doc.designMode = "on";

    doc.body.innerHTML = html;

    doc.defaultView.focus();

    if (target_id)

      e = doc.getElementById(target_id);

    else

      e = doc.body;

    var selection = doc.defaultView.getSelection();

    selection.removeAllRanges();

    selection.selectAllChildren(e);

    selection.collapseToEnd();

    pasteCount = 0;

    e.addEventListener("paste", pasteFunc);

    utils.sendContentCommandEvent("pasteTransferable", trans);

    e.removeEventListener("paste", pasteFunc);

    return e;

  function getTransferableFromClipboard(asHTML) {

    var trans = Cc["@mozilla.org/widget/transferable;1"].createInstance(Ci.nsITransferable);

    trans.init(getLoadContext());

    if (asHTML) {

      trans.addDataFlavor("text/html");

    } else {

      trans.addDataFlavor("text/plain");

    var clip = SpecialPowers.Services.clipboard;

    clip.getData(trans, Ci.nsIClipboard.kGlobalClipboard, SpecialPowers.wrap(window).browsingContext.currentWindowContext);

    return trans;

  // Commented out as the test for it below is also commented out.

  // function makeTransferable(s, asHTML, target_id) {

  //   var e = document.getElementById("i2");

  //   var doc = e.contentDocument;

  //   if (asHTML) {

  //     doc.body.innerHTML = s;

  //   } else {

  //     var text = doc.createTextNode(s);

  //     doc.body.appendChild(text);

  //   }

  //   doc.designMode = "on";

  //   doc.defaultView.focus();

  //   var selection = doc.defaultView.getSelection();

  //   selection.removeAllRanges();

  //   if (!target_id) {

  //     selection.selectAllChildren(doc.body);

  //   } else {

  //     var range = document.createRange();

  //     range.selectNode(doc.getElementById(target_id));

  //     selection.addRange(range);

  //   }

//

  //   // We cannot use plain strings, we have to use nsSupportsString.

  //   var supportsStringClass = SpecialPowers.Components.classes["@mozilla.org/supports-string;1"];

  //   var ssData = supportsStringClass.createInstance(Ci.nsISupportsString);

//

  //   // Create the transferable.

  //   var trans = Cc["@mozilla.org/widget/transferable;1"].createInstance(Ci.nsITransferable);

  //   trans.init(getLoadContext());

//

  //   // Add the data to the transferable.

  //   if (asHTML) {

  //     trans.addDataFlavor("text/html");

  //     ssData.data = doc.body.innerHTML;

  //     trans.setTransferData("text/html", ssData);

  //   } else {

  //     trans.addDataFlavor("text/plain");

  //     ssData.data = doc.body.innerHTML;

  //     trans.setTransferData("text/plain", ssData);

  //   }

//

  //   return trans;

  // }

  async function copyToClipBoard(s, asHTML, target_id) {

    var e = document.getElementById("i2");

    var doc = e.contentDocument;

    if (asHTML) {

      doc.body.innerHTML = s;

    } else {

      var text = doc.createTextNode(s);

      doc.body.appendChild(text);

    doc.designMode = "on";

    doc.defaultView.focus();

    var selection = doc.defaultView.getSelection();

    selection.removeAllRanges();

    if (!target_id) {

      selection.selectAllChildren(doc.body);

    } else {

      var range = document.createRange();

      range.selectNode(doc.getElementById(target_id));

      selection.addRange(range);

    await SimpleTest.promiseClipboardChange(() => true,

      () => { SpecialPowers.wrap(doc).execCommand("copy", false, null); });

    return e;

  await copyToClipBoard("<span>Hello</span><span>Kitty</span>", true);

  var trans = getTransferableFromClipboard(true);

  pasteInto(trans, "");

  verifyContent("<span>Hello</span><span>Kitty</span>");

  is(pasteCount, 1, "paste event was not triggered");

  // this test is not working out exactly like the clipboard test

  // has to do with generating the nsITransferable above

  // trans = makeTransferable('<span>Hello</span><span>Kitty</span>', true);

  // pasteInto(trans, '');

  // verifyContent('<span>Hello</span><span>Kitty</span>');

  await copyToClipBoard("<dl><dd>Hello Kitty</dd></dl><span>Hello</span><span>Kitty</span>", true);

  trans = getTransferableFromClipboard(true);

  pasteInto(trans, '<ol><li id="paste_here">X</li></ol>', "paste_here");

  verifyContent('<ol><li id="paste_here">X<dl><dd>Hello Kitty</dd></dl><span>Hello</span><span>Kitty</span></li></ol>');

  is(pasteCount, 1, "paste event was not triggered");

// The following test doesn't do what I expected, because the special handling

// of IsList nodes in nsHTMLEditor::InsertHTMLWithContext simply removes

// non-list/item children.  See bug 481177.

//  await copyToClipBoard("<ol><li>Hello Kitty</li><span>Hello</span></ol>", true);

//  pasteInto('<ol><li id="paste_here">X</li></ol>',"paste_here");

//  verifyContent('<ol><li id="paste_here">X</li><li>Hello Kitty</li><span>Hello</span></ol>');

  await copyToClipBoard("<pre>Kitty</pre><span>Hello</span>", true);

  trans = getTransferableFromClipboard(true);

  pasteInto(trans, '<pre id="paste_here">Hello </pre>', "paste_here");

  verifyContent('<pre id="paste_here">Hello Kitty<span>Hello</span></pre>');

  is(pasteCount, 1, "paste event was not triggered");

  await copyToClipBoard('1<span style="display: contents">2</span>3', true);

  trans = getTransferableFromClipboard(true);

  pasteInto(trans, '<div id="paste_here"></div>', "paste_here");

  verifyContent('<div id="paste_here">1<span style="display: contents">2</span>3</div>');

  is(pasteCount, 1, "paste event was not triggered");

  // test that we can preventDefault pastes

  pasteFunc = function(event) { event.preventDefault(); return false; };

  await copyToClipBoard("<pre>Kitty</pre><span>Hello</span>", true);

  trans = getTransferableFromClipboard(true);

  pasteInto(trans, '<pre id="paste_here">Hello </pre>', "paste_here");

  verifyContent('<pre id="paste_here">Hello </pre>');

  is(pasteCount, 0, "paste event was triggered");

SimpleTest.waitForExplicitFinish();

addLoadEvent(() => {

  add_task(async function test_copy() {

    await runTest();

});

});

</script>

</head>

<body>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=525389">Mozilla Bug 525389</a>

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

<pre id="test">

</pre>

<iframe id="i1" width="200" height="100" src="about:blank"></iframe><br>

<iframe id="i2" width="200" height="100" src="about:blank"></iframe><br>

</body>

</html>