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

122 строки
3.6 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
*
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* Version 1.1 (the "License"); you may not use this file except in
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*
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* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
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* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* in which case the provisions of the GPL or the LGPL are applicable instead
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var count = 0;
function trace(msg)
{
dump("test " + msg + " (" + count + ")\n");
}
function findBody(node)
{
var children = node.childNodes;
var length = children.length;
var child = null;
var count = 0;
while (count < length) {
child = children[count];
if (child.tagName == "BODY") {
return child;
}
var body = findBody(child);
if (null != body) {
return body;
}
count++;
}
return null;
}
function AppendTest(parent, kidTag, grandKidTag, empty, asWeGo)
{
trace("enter [" + kidTag + "," + (grandKidTag?grandKidTag:"") + "]");
var kid = document.createElement(kidTag);
if (asWeGo) {
parent.insertBefore(kid, null);
}
if (null != grandKidTag) {
var grandKid = document.createElement(grandKidTag);
if (empty) {
kid.insertBefore(grandKid, null);
}
else {
if (asWeGo) {
kid.insertBefore(grandKid, null);
}
var text = document.createTextNode("inner text");
grandKid.insertBefore(text, null);
if (!asWeGo) {
kid.insertBefore(grandKid, null);
}
}
}
if (!asWeGo) {
parent.insertBefore(kid, null);
}
trace("exit [" + kidTag + "," + (grandKidTag?grandKidTag:"") + "]");
count++;
}
// Append empty block to a X
function RunTests(parent, asWeGo)
{
// Append empty block to a X
AppendTest(parent, "P", null, true, asWeGo);
// Append empty inline to a X
AppendTest(parent, "I", null, true, asWeGo);
// Append non-empty block to a X
AppendTest(parent, "P", "P", false, asWeGo);
AppendTest(parent, "P", "I", false, asWeGo);
// Append non-empty inline to a X
AppendTest(parent, "I", "P", false, asWeGo);
AppendTest(parent, "I", "TT", false, asWeGo);
}
var body = findBody(document.documentElement);
RunTests(body, false);
RunTests(body, true);
var inline = document.createElement("SPAN");
body.insertBefore(inline, null);
RunTests(inline, false);
RunTests(inline, true);