gecko-dev/layout/html/tests/TestInline.js

190 lines
4.7 KiB
JavaScript

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
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* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
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*
* ***** END LICENSE BLOCK ***** */
function makeInline()
{
var image = document.createElement("IMG");
image.setAttribute("SRC", "bluedot.gif");
image.setAttribute("WIDTH", "100");
image.setAttribute("HEIGHT", "40");
image.setAttribute("BORDER", "2");
return image;
}
function makeBlock()
{
var block = document.createElement("DIV");
var text = document.createTextNode("Block Text");
block.appendChild(text);
return block;
}
function appendInline()
{
var i = makeInline();
var it = document.getElementById("it");
it.appendChild(i);
}
function insertInline(index)
{
var i = makeInline();
var it = document.getElementById("it");
var kids = it.childNodes;
if ((index < 0) || (index > kids.length)) index = 0;
var before = kids[index];
it.insertBefore(i, before);
}
function appendBlock()
{
var b = makeBlock();
var it = document.getElementById("it");
it.appendChild(b);
}
function insertBlock(index)
{
var b = makeBlock();
var it = document.getElementById("it");
var kids = it.childNodes;
if ((index < 0) || (index > kids.length)) index = 0;
var before = kids[index];
it.insertBefore(b, before);
}
function removeAllChildren()
{
var it = document.getElementById("it");
var kids = it.childNodes;
var n = kids.length;
for (i = 0; i < n; i++) {
it.removeChild(kids[0]);
}
}
function removeChild(index)
{
var it = document.getElementById("it");
var kids = it.childNodes;
it.removeChild(kids[index]);
}
function testAppend()
{
appendInline(); // case 3
appendBlock(); // case 2
appendInline(); // case 3
appendBlock(); // case 1
appendBlock(); // case 1
appendInline(); // case 3
removeAllChildren();
}
function testInsert()
{
testAppend();
// first test inserting inlines
insertInline(0); // case 1
insertInline(3); // case 2
insertInline(7); // case 3
insertInline(8); // case 4
// test inserting blocks
insertBlock(0); // case 2
insertBlock(1); // case 3
insertInline(0);
insertInline(0);
insertInline(11);
insertBlock(13); // case 4
insertInline(0);
insertInline(0);
insertBlock(2); // case 5
// Remove all the children before doing block case 1
removeAllChildren();
appendInline();
insertBlock(0); // case 1
removeAllChildren();
appendInline();
appendInline();
insertBlock(1); // case 6
removeAllChildren();
}
function testRemove()
{
appendInline();
removeChild(0); // case 1
appendBlock();
removeChild(0); // case 2
appendInline();
appendBlock();
appendInline();
appendBlock();
appendInline();
appendBlock();
appendInline();
removeChild(3); // case 3
removeChild(2); // case 6
removeChild(2); // case 6
removeChild(1); // case 5
removeAllChildren();
appendInline();
appendBlock();
appendInline();
appendInline();
appendBlock();
removeChild(4); // case 4
removeAllChildren();
}
function runTest()
{
dump("Testing inline incremental reflow\n");
testAppend();
testInsert();
testRemove();
}