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123 
	AutoPtr<Element> pChild6 = pDoc->createElement("child6");
	AutoPtr<Element> pChild7 = pDoc->createElement("child7");
	pFrag->appendChild(pChild6);
	pFrag->appendChild(pChild7);
	pRoot->insertBefore(pFrag, 0);
	assert (pRoot->firstChild() == pChild2);
	assert (pRoot->lastChild() == pChild7);

	assert (pChild2->previousSibling() == 0);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild6);
	assert (pChild6->previousSibling() == pChild3);
	assert (pChild6->nextSibling() == pChild7);
	assert (pChild7->previousSibling() == pChild6);
	assert (pChild7->nextSibling() == 0);

	AutoPtr<Element> pChild0 = pDoc->createElement("child0");
	AutoPtr<Element> pChild1 = pDoc->createElement("child1");
	pFrag->appendChild(pChild0);
	pFrag->appendChild(pChild1);
	pRoot->insertBefore(pFrag, pChild2);
	assert (pRoot->firstChild() == pChild0);
	assert (pRoot->lastChild() == pChild7);
	
	assert (pChild0->previousSibling() == 0);
	assert (pChild0->nextSibling() == pChild1);
	assert (pChild1->previousSibling() == pChild0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild6);
	assert (pChild6->previousSibling() == pChild3);
	assert (pChild6->nextSibling() == pChild7);
	assert (pChild7->previousSibling() == pChild6);
	assert (pChild7->nextSibling() == 0);
	
	AutoPtr<Element> pChild4 = pDoc->createElement("child4");
	AutoPtr<Element> pChild5 = pDoc->createElement("child5");
	pFrag->appendChild(pChild4);
	pFrag->appendChild(pChild5);
	pRoot->insertBefore(pFrag, pChild6);
	assert (pRoot->firstChild() == pChild0);
	assert (pRoot->lastChild() == pChild7);

	assert (pChild0->previousSibling() == 0);
	assert (pChild0->nextSibling() == pChild1);
	assert (pChild1->previousSibling() == pChild0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == pChild5);
	assert (pChild5->previousSibling() == pChild4);
	assert (pChild5->nextSibling() == pChild6);
	assert (pChild6->previousSibling() == pChild5);
	assert (pChild6->nextSibling() == pChild7);
	assert (pChild7->previousSibling() == pChild6);
	assert (pChild7->nextSibling() == 0);
}


void NodeTest::testInsertFragment3()
{
	AutoPtr<Document> pDoc = new Document;
	AutoPtr<Element> pRoot = pDoc->createElement("root");
	AutoPtr<DocumentFragment> pFrag = pDoc->createDocumentFragment();

	assert (!pRoot->hasChildNodes());
	assert (pRoot->firstChild() == 0);
	assert (pRoot->lastChild() == 0);

	AutoPtr<Element> pChild3 = pDoc->createElement("child3");
	AutoPtr<Element> pChild4 = pDoc->createElement("child4");
	AutoPtr<Element> pChild5 = pDoc->createElement("child5");
	pFrag->appendChild(pChild3);
	pFrag->appendChild(pChild4);
	pFrag->appendChild(pChild5);
	pRoot->insertBefore(pFrag, 0);
	assert (pFrag->firstChild() == 0);
	assert (pFrag->lastChild() == 0);
	assert (pRoot->firstChild() == pChild3);
	assert (pRoot->lastChild() == pChild5);
	
	assert (pChild3->previousSibling() == 0);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == pChild5);
	assert (pChild5->previousSibling() == pChild4);
	assert (pChild5->nextSibling() == 0);
	
	AutoPtr<Element> pChild9  = pDoc->createElement("child9");
	AutoPtr<Element> pChild10 = pDoc->createElement("child10");
	AutoPtr<Element> pChild11 = pDoc->createElement("child11");
	pFrag->appendChild(pChild9);
	pFrag->appendChild(pChild10);
	pFrag->appendChild(pChild11);
	pRoot->insertBefore(pFrag, 0);
	assert (pRoot->firstChild() == pChild3);
	assert (pRoot->lastChild() == pChild11);

	assert (pChild3->previousSibling() == 0);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == pChild5);
	assert (pChild5->previousSibling() == pChild4);
	assert (pChild5->nextSibling() == pChild9);
	assert (pChild9->previousSibling() == pChild5);
	assert (pChild9->nextSibling() == pChild10);
	assert (pChild10->previousSibling() == pChild9);
	assert (pChild10->nextSibling() == pChild11);
	assert (pChild11->previousSibling() == pChild10);
	assert (pChild11->nextSibling() == 0);

	AutoPtr<Element> pChild0 = pDoc->createElement("child0");
	AutoPtr<Element> pChild1 = pDoc->createElement("child1");
	AutoPtr<Element> pChild2 = pDoc->createElement("child2");
	pFrag->appendChild(pChild0);
	pFrag->appendChild(pChild1);
	pFrag->appendChild(pChild2);
	pRoot->insertBefore(pFrag, pChild3);
	assert (pRoot->firstChild() == pChild0);
	assert (pRoot->lastChild() == pChild11);
	
	assert (pChild0->previousSibling() == 0);
	assert (pChild0->nextSibling() == pChild1);
	assert (pChild1->previousSibling() == pChild0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == pChild5);
	assert (pChild5->previousSibling() == pChild4);
	assert (pChild5->nextSibling() == pChild9);
	assert (pChild9->previousSibling() == pChild5);
	assert (pChild9->nextSibling() == pChild10);
	assert (pChild10->previousSibling() == pChild9);
	assert (pChild10->nextSibling() == pChild11);
	assert (pChild11->previousSibling() == pChild10);
	assert (pChild11->nextSibling() == 0);
	
	AutoPtr<Element> pChild6 = pDoc->createElement("child6");
	AutoPtr<Element> pChild7 = pDoc->createElement("child7");
	AutoPtr<Element> pChild8 = pDoc->createElement("child8");
	pFrag->appendChild(pChild6);
	pFrag->appendChild(pChild7);
	pFrag->appendChild(pChild8);
	pRoot->insertBefore(pFrag, pChild9);
	assert (pRoot->firstChild() == pChild0);
	assert (pRoot->lastChild() == pChild11);

	assert (pChild0->previousSibling() == 0);
	assert (pChild0->nextSibling() == pChild1);
	assert (pChild1->previousSibling() == pChild0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == pChild5);
	assert (pChild5->previousSibling() == pChild4);
	assert (pChild5->nextSibling() == pChild6);
	assert (pChild6->previousSibling() == pChild5);
	assert (pChild6->nextSibling() == pChild7);
	assert (pChild7->previousSibling() == pChild6);
	assert (pChild7->nextSibling() == pChild8);
	assert (pChild8->previousSibling() == pChild7);
	assert (pChild8->nextSibling() == pChild9);
	assert (pChild9->previousSibling() == pChild8);
	assert (pChild9->nextSibling() == pChild10);
	assert (pChild10->previousSibling() == pChild9);
	assert (pChild10->nextSibling() == pChild11);
	assert (pChild11->previousSibling() == pChild10);
	assert (pChild11->nextSibling() == 0);
}


void NodeTest::testAppendFragment1()
{
	AutoPtr<Document> pDoc = new Document;
	AutoPtr<Element> pRoot = pDoc->createElement("root");
	AutoPtr<DocumentFragment> pFrag = pDoc->createDocumentFragment();	

	AutoPtr<Element> pChild1 = pDoc->createElement("child1");
	pFrag->appendChild(pChild1);
	pRoot->appendChild(pFrag);
	assert (pFrag->firstChild() == 0);
	assert (pFrag->lastChild() == 0);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild1);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == 0);

	AutoPtr<Element> pChild2 = pDoc->createElement("child2");
	pFrag->appendChild(pChild2);
	pRoot->appendChild(pFrag);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild2);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == 0);

	AutoPtr<Element> pChild3 = pDoc->createElement("child3");
	pFrag->appendChild(pChild3);
	pRoot->appendChild(pFrag);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild3);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == 0);
}


void NodeTest::testAppendFragment2()
{
	AutoPtr<Document> pDoc = new Document;
	AutoPtr<Element> pRoot = pDoc->createElement("root");
	AutoPtr<DocumentFragment> pFrag = pDoc->createDocumentFragment();	

	AutoPtr<Element> pChild1 = pDoc->createElement("child1");
	AutoPtr<Element> pChild2 = pDoc->createElement("child2");
	pFrag->appendChild(pChild1);
	pFrag->appendChild(pChild2);
	pRoot->appendChild(pFrag);
	assert (pFrag->firstChild() == 0);
	assert (pFrag->lastChild() == 0);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild2);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == 0);

	AutoPtr<Element> pChild3 = pDoc->createElement("child3");
	AutoPtr<Element> pChild4 = pDoc->createElement("child4");
	pFrag->appendChild(pChild3);
	pFrag->appendChild(pChild4);
	pRoot->appendChild(pFrag);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild4);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == 0);

	AutoPtr<Element> pChild5 = pDoc->createElement("child5");
	AutoPtr<Element> pChild6 = pDoc->createElement("child6");
	pFrag->appendChild(pChild5);
	pFrag->appendChild(pChild6);
	pRoot->appendChild(pFrag);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild6);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == pChild5);
	assert (pChild5->previousSibling() == pChild4);
	assert (pChild5->nextSibling() == pChild6);
	assert (pChild6->previousSibling() == pChild5);
	assert (pChild6->nextSibling() == 0);
}


void NodeTest::testAppendFragment3()
{
	AutoPtr<Document> pDoc = new Document;
	AutoPtr<Element> pRoot = pDoc->createElement("root");
	AutoPtr<DocumentFragment> pFrag = pDoc->createDocumentFragment();	

	AutoPtr<Element> pChild1 = pDoc->createElement("child1");
	AutoPtr<Element> pChild2 = pDoc->createElement("child2");
	AutoPtr<Element> pChild3 = pDoc->createElement("child3");
	pFrag->appendChild(pChild1);
	pFrag->appendChild(pChild2);
	pFrag->appendChild(pChild3);
	pRoot->appendChild(pFrag);
	assert (pFrag->firstChild() == 0);
	assert (pFrag->lastChild() == 0);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild3);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == 0);

	AutoPtr<Element> pChild4 = pDoc->createElement("child4");
	AutoPtr<Element> pChild5 = pDoc->createElement("child5");
	AutoPtr<Element> pChild6 = pDoc->createElement("child6");
	pFrag->appendChild(pChild4);
	pFrag->appendChild(pChild5);
	pFrag->appendChild(pChild6);
	pRoot->appendChild(pFrag);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild6);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == pChild5);
	assert (pChild5->previousSibling() == pChild4);
	assert (pChild5->nextSibling() == pChild6);
	assert (pChild6->previousSibling() == pChild5);
	assert (pChild6->nextSibling() == 0);

	AutoPtr<Element> pChild7 = pDoc->createElement("child7");
	AutoPtr<Element> pChild8 = pDoc->createElement("child8");
	AutoPtr<Element> pChild9 = pDoc->createElement("child9");
	pFrag->appendChild(pChild7);
	pFrag->appendChild(pChild8);
	pFrag->appendChild(pChild9);
	pRoot->appendChild(pFrag);
	assert (pRoot->firstChild() == pChild1);
	assert (pRoot->lastChild() == pChild9);

	assert (pChild1->previousSibling() == 0);
	assert (pChild1->nextSibling() == pChild2);
	assert (pChild2->previousSibling() == pChild1);
	assert (pChild2->nextSibling() == pChild3);
	assert (pChild3->previousSibling() == pChild2);
	assert (pChild3->nextSibling() == pChild4);
	assert (pChild4->previousSibling() == pChild3);
	assert (pChild4->nextSibling() == pChild5);
	assert (pChild5->previousSibling() == pChild4);
	assert (pChild5->nextSibling() == pChild6);
	assert (pChild6->previousSibling() == pChild5);
	assert (pChild6->nextSibling() == pChild7);
	assert (pChild7->previousSibling() == pChild6);
	assert (pChild7->nextSibling() == pChild8);
	assert (pChild8->previousSibling() == pChild7);
	assert (pChild8->nextSibling() == pChild9);
	assert (pChild9->previousSibling() == pChild8);
	assert (pChild9->nextSibling() == 0);
}


void NodeTest::testReplaceFragment1()
{
	AutoPtr<Document> pDoc = new Document;
	AutoPtr<Element> pRoot = pDoc->createElement("root");
	AutoPtr<DocumentFragment> pFrag = pDoc->createDocumentFragment();	

	AutoPtr<Element> pChild1 = pDoc->createElement("child1");
	pRoot->appendChild(pChild1);

	AutoPtr<Element> pChild2 = pDoc->createElement("child2");
123

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