mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-08-30 01:20:43 +02:00
176 lines
5.1 KiB
JavaScript
176 lines
5.1 KiB
JavaScript
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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var count = 0;
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function trace(msg)
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{
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dump("test " + msg + " (" + count + ")\n");
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}
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function dump2(msg, parent, child)
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{
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dump(msg);
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dump(" parent=");
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dump(parent.tagName);
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dump(" child=");
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dump((child.nodeType != Node.TEXT_NODE) ? child.tagName : "(text)");
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dump(" kids: ");
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var children = parent.childNodes;
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var length = children.length;
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var child = null;
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var count = 0;
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while (count < length) {
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child = children.item(count);
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dump((child.nodeType != Node.TEXT_NODE) ? child.tagName : "(text)");
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dump(",");
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count++;
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}
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dump("\n");
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}
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function firstChildOf(node)
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{
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return node.childNodes.item(0);
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}
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function middleChildOf(node)
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{
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var children = node.childNodes;
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return children.item(Math.floor(children.length / 2));
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}
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function lastChildOf(node)
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{
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var children = node.childNodes;
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return children.item(children.length - 1)
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}
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function findContainer(node, name)
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{
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dump("Looking in " + node.tagName + " for " + name + "\n");
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var children = node.childNodes;
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var length = children.length;
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var child = null;
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var count = 0;
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while (count < length) {
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child = children.item(count);
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if (child.nodeType != Node.TEXT_NODE) {
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if (child.tagName == name) {
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return child;
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}
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var body = findContainer(child, name);
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if (null != body) {
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return body;
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}
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}
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count++;
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}
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return null;
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}
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var longText = "Lots more text (this text is long so that we can verify that continuations are handled properly when they are deleted) ";
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function makeTestDocument(node)
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{
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var blockTag = new Array(6);
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blockTag[0] = "DIV";
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blockTag[1] = "ADDRESS";
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blockTag[2] = "BLOCKQUOTE";
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blockTag[3] = "CENTER";
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blockTag[4] = "H1";
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blockTag[5] = "H2";
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var spanTag = new Array(6);
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spanTag[0] = "SPAN";
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spanTag[1] = "B";
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spanTag[2] = "I";
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spanTag[3] = "EM";
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spanTag[4] = "STRONG";
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spanTag[5] = "TT";
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for (b = 0; b < 6; b++) {
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var block = document.createElement(blockTag[b]);
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block.insertBefore(document.createTextNode("Opening text ["), null);
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for (s = 0; s < 6; s++) {
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var span = document.createElement(spanTag[s]);
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block.insertBefore(span, null);
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span.insertBefore(document.createTextNode("More text, "), null);
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span.insertBefore(document.createTextNode("And more text, "), null);
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span.insertBefore(document.createTextNode("And even more text. "), null);
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span.insertBefore(document.createTextNode(longText), null);
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span.insertBefore(document.createTextNode("Because more text "), null);
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span.insertBefore(document.createTextNode("Is more text."), null);
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}
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block.insertBefore(document.createTextNode("] Closing text"), null);
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// Now put that entire tree into the body
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node.insertBefore(block, null);
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}
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}
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// delete first, last, middle
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function testDelete(node)
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{
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var kid = firstChildOf(node);
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dump2("Remove first child", node, kid);
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node.removeChild(kid);
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kid = lastChildOf(node);
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dump2("Remove last child", node, kid);
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node.removeChild(kid);
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kid = middleChildOf(node);
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dump2("Remove middle child", node, kid);
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node.removeChild(kid);
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}
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var body = findContainer(document.documentElement, "BODY");
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makeTestDocument(body);
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//var span = findContainer(body, "SPAN");
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//testDelete(span);
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var block = findContainer(body, "DIV");
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//testDelete(block);
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// delete children of the body (cuz its a pseudo)
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testDelete(body);
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