test_copyimage.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=518249

https://bugzilla.mozilla.org/show_bug.cgi?id=952456

-->

<head>

  <title>Test for copy image</title>

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

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

</head>

<body>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=518249">Mozilla Bug 518249</a>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=952456">Mozilla Bug 952456</a>

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

<div id="content" style="display: none">

</div>

<pre id="test">

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

function testCopyImage () {

  var Ci = SpecialPowers.Ci;

  var Cc = SpecialPowers.Cc;

  var clipboard = SpecialPowers.Services.clipboard;

  function getClipboardData(mime) {

    var transferable = Cc['@mozilla.org/widget/transferable;1']

                       .createInstance(Ci.nsITransferable);

    var loadingContext = SpecialPowers.wrap(window).docShell

                                      .QueryInterface(Ci.nsILoadContext);

    transferable.init(loadingContext);

    transferable.addDataFlavor(mime);

    clipboard.getData(transferable, 1, SpecialPowers.wrap(window).browsingContext.currentWindowContext);

    var data = SpecialPowers.createBlankObject();

    transferable.getTransferData(mime, data);

    return data;

  function testClipboardValue(mime, expected) {

    var data = SpecialPowers.wrap(getClipboardData(mime));

    var str = data.value == null ? data.value :

              data.value.QueryInterface(Ci.nsISupportsString).data;

    is(str, expected, "clipboard has correct [" + mime + "] content")

  //--------- Prepare data and copy it.

  // Select the node.

  var node = document.getElementById('logo');

  // Set node and copy image.

  var docShell = SpecialPowers.wrap(window).docShell;

  var documentViewer = docShell.docViewer

                               .QueryInterface(Ci.nsIDocumentViewerEdit);

  documentViewer.setCommandNode(node);

  documentViewer.copyImage(documentViewer.COPY_IMAGE_ALL);

  //--------- Let's check the content of the clipboard now.

  // Does the clipboard contain text/plain data ?

  ok(clipboard.hasDataMatchingFlavors(["text/plain"], clipboard.kGlobalClipboard), "clipboard contains unicode text");

  // Does the clipboard contain text/html data ?

  ok(clipboard.hasDataMatchingFlavors(["text/html"], clipboard.kGlobalClipboard), "clipboard contains html text");

  // Does the clipboard contain image data ?

  ok(clipboard.hasDataMatchingFlavors(["image/png"], clipboard.kGlobalClipboard), "clipboard contains image");

  // Is the text/plain data correct ?

  testClipboardValue('text/plain', 'about:logo');

  // Is the text/html data correct ?

  var expected = '<img id="logo" src="about:logo">';

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

    expected = kTextHtmlPrefixClipboardDataWindows + expected + kTextHtmlSuffixClipboardDataWindows;

  testClipboardValue('text/html', expected);

  SimpleTest.finish();

SimpleTest.waitForExplicitFinish();

addLoadEvent(testCopyImage);

</script>

</pre>

<div>

  <img id="logo" src="about:logo">

</div>

</body>

</html>