mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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109 lines
3.7 KiB
HTML
109 lines
3.7 KiB
HTML
<!DOCTYPE HTML>
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<!-- This Source Code Form is subject to the terms of the Mozilla Public
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- License, v. 2.0. If a copy of the MPL was not distributed with this
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- file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=502673
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-->
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<head>
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<title>Test for Bug 502673</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
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</head>
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<body onload="doTest();">
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=502673">Mozilla Bug 502673</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 502673 **/
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SimpleTest.waitForExplicitFinish();
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function listener() {
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}
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listener.prototype =
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{
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NotifyDocumentWillBeDestroyed: function () {
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if (this.input instanceof SpecialPowers.Ci.nsIDOMNSEditableElement) {
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var editor = SpecialPowers.wrap(this.input).editor;
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editor.removeDocumentStateListener(this);
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}
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},
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NotifyDocumentCreated: function () {
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},
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NotifyDocumentStateChanged: function (aNowDirty) {
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if (this.input instanceof SpecialPowers.Ci.nsIDOMNSEditableElement) {
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var editor = SpecialPowers.wrap(this.input).editor;
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editor.removeDocumentStateListener(this);
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}
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},
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QueryInterface: function(iid) {
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if (iid.equals(SpecialPowers.Ci.nsIDocumentStateListener) ||
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iid.equals(SpecialPowers.Ci.nsISupports))
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return this;
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throw SpecialPowers.Cr.NS_ERROR_NO_INTERFACE;
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},
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};
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function doTest() {
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var input = document.getElementById("ip");
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if (input instanceof SpecialPowers.Ci.nsIDOMNSEditableElement) {
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// Add multiple listeners to the same editor
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var editor = SpecialPowers.wrap(input).editor;
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var listener1 = new listener();
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listener1.input = input;
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var listener2 = new listener();
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listener2.input = input;
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var listener3 = new listener();
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listener3.input = input;
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editor.addDocumentStateListener(listener1);
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editor.addDocumentStateListener(listener2);
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editor.addDocumentStateListener(listener3);
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// Test 1. Fire NotifyDocumentStateChanged notifications where the
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// listeners remove themselves
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input.value = "mozilla";
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editor.undo(1);
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// Report success if we get here - clearly we didn't crash
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ok(true, "Multiple listeners removed themselves after " +
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"NotifyDocumentStateChanged notifications - didn't crash");
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// Add the listeners again for the next test
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editor.addDocumentStateListener(listener1);
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editor.addDocumentStateListener(listener2);
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editor.addDocumentStateListener(listener3);
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}
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// Test 2. Fire NotifyDocumentWillBeDestroyed notifications where the
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// listeners remove themselves (though in the real world, listeners
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// shouldn't do this as nsEditor::PreDestroy removes them as
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// listeners anyway)
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document.body.removeChild(input);
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ok(true, "Multiple listeners removed themselves after " +
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"NotifyDocumentWillBeDestroyed notifications - didn't crash");
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// TODO: Test for NotifyDocumentCreated
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SimpleTest.finish();
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}
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</script>
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</pre>
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<input type="text" id="ip" />
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</body>
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</html>
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