test_pasteURLFromTransferable.html

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<!DOCTYPE html>

<html>

<head>

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

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

</head>

<body>

<div id="html" contenteditable></div>

<textarea id="text"></textarea>

<script>

const Cc = SpecialPowers.Cc;

const Ci = SpecialPowers.Ci;

const TEST_URL = "https://example.com/";

function getHTMLEditor(aWindow) {

  let editingSession = SpecialPowers.wrap(aWindow).docShell.editingSession;

  if (!editingSession) {

    return null;

  let editor = editingSession.getEditorForWindow(aWindow);

  if (!editor) {

    return null;

  return editor.QueryInterface(Ci.nsIHTMLEditor);

function getTextEditor(aElement) {

  return SpecialPowers.wrap(aElement).editor;

function getLoadContext() {

  return SpecialPowers.wrap(window).docShell.QueryInterface(

    Ci.nsILoadContext

);

function makeURLTransferable(url) {

  let trans = Cc["@mozilla.org/widget/transferable;1"].createInstance(

    Ci.nsITransferable

);

  trans.init(getLoadContext());

  let s = Cc["@mozilla.org/supports-string;1"].createInstance(

    Ci.nsISupportsString

);

  s.data = url;

  trans.setTransferData("text/x-moz-url-data", s);

  return trans;

add_task(async function() {

  await new Promise(resolve => SimpleTest.waitForFocus(resolve, window));

  let html = document.getElementById("html");

  html.focus();

  await new Promise(resolve => SimpleTest.executeSoon(resolve));

  let htmlInput = new Promise(resolve =>

    html.addEventListener("input", resolve, {once: true})

);

  getHTMLEditor(window).pasteTransferable(makeURLTransferable(TEST_URL));

  await htmlInput;

is(

    html.innerHTML,

    "<a href=\"" + TEST_URL + "\">" + TEST_URL + "</a>",

    "pasteTransferable inserts URL as link in HTML editor"

);

  let htmlRange = getSelection().getRangeAt(0);

ok(

    htmlRange.collapsed && htmlRange.startContainer == html && htmlRange.startOffset == 1,

    "Selection should be collapsed after the inserted link"

);

  let text = document.getElementById("text");

  text.value = "";

  text.focus();

  await new Promise(resolve => SimpleTest.executeSoon(resolve));

  let textInput = new Promise(resolve =>

    text.addEventListener("input", resolve, {once: true})

);

  getTextEditor(text).pasteTransferable(makeURLTransferable(TEST_URL));

  await textInput;

is(

    text.value,

    TEST_URL,

    "pasteTransferable inserts URL as text in plain text editor"

);

});

</script>

</body>

</html>