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adea0d681b5a4216fb60143d9c7ae736f6af4a07
xerces-c-3.0.0/tests/src/DOM/Traversal/Traversal.cpp
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jens adea0d681b Initial import 
git-svn-id: http://moon:8086/svn/software/trunk/libsrc/xerces-c-3.0.0@1 b431acfa-c32f-4a4a-93f1-934dc6c82436
2014-07-19 07:44:42 +00:00

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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//
// Various DOM tests.
// Contents include
// 1. NodeIterator tests
// 2. Tree Walker tests
// All individual are wrapped in a memory leak checker.
//
// This is NOT a complete test of DOM functionality.
//
/*
* $Id: Traversal.cpp 671894 2008-06-26 13:29:21Z borisk $
*/
#include <stdio.h>
#include <string.h>
#include <xercesc/dom/DOM.hpp>
#include <xercesc/util/PlatformUtils.hpp>
#include <xercesc/util/XMLException.hpp>
#include <xercesc/util/XMLString.hpp>
#include <xercesc/util/XMLUniDefs.hpp>
XERCES_CPP_NAMESPACE_USE
bool errorOccurred = false;
#define UNUSED(x) { if(x!=0){} }
#define TASSERT(c) tassert((c), __FILE__, __LINE__)
void tassert(bool c, const char *file, int line)
{
if (!c) {
printf("Failure. Line %d, file %s\n", line, file);
errorOccurred = true;
}
};
#define EXCEPTION_TEST(operation, expected_exception) \
{ \
try { \
operation; \
printf(" Error: no exception thrown at line %d\n", __LINE__); \
errorOccurred = true; \
} \
catch (DOMException &e) { \
if (e.code != expected_exception) { \
printf(" Wrong exception code: %d at line %d\n", e.code, __LINE__); \
errorOccurred = true; \
} \
} \
catch (...) { \
printf(" Wrong exception thrown at line %d\n", __LINE__); \
errorOccurred = true; \
} \
}
class MyFilter : public DOMNodeFilter {
public:
MyFilter(short nodeType, bool reject=false) : DOMNodeFilter(), fNodeType(nodeType), fReject(reject) {};
virtual FilterAction acceptNode(const DOMNode* node) const;
private:
short fNodeType;
bool fReject;
};
/*
Node Types can be of the following:
ELEMENT_NODE = 1,
ATTRIBUTE_NODE = 2,
TEXT_NODE = 3,
CDATA_SECTION_NODE = 4,
ENTITY_REFERENCE_NODE = 5,
ENTITY_NODE = 6,
PROCESSING_INSTRUCTION_NODE = 7,
COMMENT_NODE = 8,
DOCUMENT_NODE = 9,
DOCUMENT_TYPE_NODE = 10,
DOCUMENT_FRAGMENT_NODE = 11,
NOTATION_NODE = 12
*/
DOMNodeFilter::FilterAction MyFilter::acceptNode(const DOMNode* node) const {
if (fNodeType == 0)
return DOMNodeFilter::FILTER_ACCEPT;
if (node->getNodeType() == fNodeType) {
return DOMNodeFilter::FILTER_ACCEPT;
} else {
return fReject ? DOMNodeFilter::FILTER_REJECT : DOMNodeFilter::FILTER_SKIP;
}
}
int main()
{
try {
XMLPlatformUtils::Initialize();
}
catch (const XMLException& toCatch) {
char *pMessage = XMLString::transcode(toCatch.getMessage());
fprintf(stderr, "Error during XMLPlatformUtils::Initialize(). \n"
" Message is: %s\n", pMessage);
XMLString::release(&pMessage);
return -1;
}
// Create a XMLCh buffer for string manipulation
XMLCh tempStr[4000];
XMLCh featureStr[100];
XMLString::transcode("Traversal",featureStr,99);
//
// Doc - Create a small document tree
//
{
//creating a DOM Tree
/* Tests are based on the tree structure below
doc - root - E11 (attr01) - textNode1
- E111
- E112
- cdataSec
- E12 (attr02) - textNode2
- E121
- E122
- E13 - E131
- docPI
- comment
*/
DOMImplementation* impl = DOMImplementationRegistry::getDOMImplementation(featureStr);
DOMDocument* doc = impl->createDocument();
//Creating a root element
XMLString::transcode("RootElement", tempStr, 3999);
DOMElement* root = doc->createElement(tempStr);
doc->appendChild(root);
//Creating the siblings of root
XMLString::transcode("FirstSibling", tempStr, 3999);
DOMElement* E11 = doc->createElement(tempStr);
root->appendChild(E11);
XMLString::transcode("SecondSibling", tempStr, 3999);
DOMElement* E12 = doc->createElement(tempStr);
root->appendChild(E12);
XMLString::transcode("ThirdSibling", tempStr, 3999);
DOMElement* E13 = doc->createElement(tempStr);
root->appendChild(E13);
//Attaching texts to few siblings
XMLString::transcode("Text1", tempStr, 3999);
DOMText* textNode1 = doc->createTextNode(tempStr);
E11->appendChild(textNode1);
XMLString::transcode("Text2", tempStr, 3999);
DOMText* textNode2 = doc->createTextNode(tempStr);
E12->appendChild(textNode2);
//creating child of siblings
XMLString::transcode("FirstSiblingChild1", tempStr, 3999);
DOMElement* E111 = doc->createElement(tempStr);
E11->appendChild(E111);
XMLString::transcode("Attr01", tempStr, 3999);
DOMAttr* attr01 = doc->createAttribute(tempStr);
DOMNode* rem = E11->setAttributeNode(attr01);
if (rem)
rem->release();
XMLString::transcode("FirstSiblingChild2", tempStr, 3999);
DOMElement* E112 = doc->createElement(tempStr);
E11->appendChild(E112);
XMLString::transcode("SecondSiblingChild1", tempStr, 3999);
DOMElement* E121 = doc->createElement(tempStr);
E12->appendChild(E121);
XMLString::transcode("Attr01", tempStr, 3999);
DOMAttr* attr02 = doc->createAttribute(tempStr);
rem = E12->setAttributeNode(attr02);
if (rem)
rem->release();
XMLString::transcode("SecondSiblingChild2", tempStr, 3999);
DOMElement* E122 = doc->createElement(tempStr);
E12->appendChild(E122);
XMLString::transcode("ThirdSiblingChild1", tempStr, 3999);
DOMElement* E131 = doc->createElement(tempStr);
E13->appendChild(E131);
XMLString::transcode("DocComment", tempStr, 3999);
DOMComment* comment = doc->createComment(tempStr);
root->appendChild(comment);
XMLString::transcode("DocCDataSection", tempStr, 3999);
DOMCDATASection* cdataSec = doc->createCDATASection(tempStr);
E11->appendChild(cdataSec);
XMLString::transcode("DocPI", tempStr, 3999);
XMLCh piStr[] = {chLatin_D, chLatin_o, chLatin_c, chLatin_P, chLatin_I, chNull};
DOMProcessingInstruction* docPI = doc->createProcessingInstruction(piStr, tempStr);
E13->appendChild(docPI);
/*
following are whatToShow types:
SHOW_ALL = 0x0000FFFF,
SHOW_ELEMENT = 0x00000001,
SHOW_ATTRIBUTE = 0x00000002,
SHOW_TEXT = 0x00000004,
SHOW_CDATA_SECTION = 0x00000008,
SHOW_ENTITY_REFERENCE = 0x00000010,
SHOW_ENTITY = 0x00000020,
SHOW_PROCESSING_INSTRUCTION = 0x00000040,
SHOW_COMMENT = 0x00000080,
SHOW_DOCUMENT = 0x00000100,
SHOW_DOCUMENT_TYPE = 0x00000200,
SHOW_DOCUMENT_FRAGMENT = 0x00000400,
SHOW_NOTATION = 0x00000800
*/
////////// NodeIterator Test Cases ////////////////
{
// all node iterating test
DOMNode* node = doc->getFirstChild();
UNUSED(node); // silence warning
unsigned long whatToShow = DOMNodeFilter::SHOW_ALL;
MyFilter* filter = new MyFilter(0);
DOMNodeIterator* iter = ((DOMDocumentTraversal*)doc)->createNodeIterator(root, whatToShow, filter, true);
TASSERT(iter->getWhatToShow() == 65535);
TASSERT(iter->getExpandEntityReferences() == 1);
DOMNode* nd;
nd = iter->nextNode();
TASSERT (nd ==root);
nd = iter->nextNode();
TASSERT (nd ==E11);
nd = iter->nextNode();
TASSERT(nd == textNode1);
nd = iter->nextNode();
TASSERT(nd == E111);
nd = iter->nextNode();
TASSERT(nd == E112);
nd = iter->nextNode();
TASSERT(nd == cdataSec);
nd = iter->nextNode();
TASSERT(nd == E12);
nd = iter->nextNode();
TASSERT(nd == textNode2);
nd = iter->nextNode();
TASSERT(nd == E121);
nd = iter->nextNode();
TASSERT(nd == E122);
nd = iter->nextNode();
TASSERT(nd == E13);
nd = iter->nextNode();
TASSERT(nd == E131);
nd = iter->nextNode();
TASSERT(nd == docPI);
nd = iter->nextNode();
TASSERT(nd == comment);
nd = iter->previousNode();
TASSERT(nd == comment);
nd = iter->previousNode();
TASSERT(nd == docPI);
nd = iter->previousNode();
TASSERT(nd == E131);
//test getRoot
TASSERT(iter->getRoot() == root);
TASSERT(iter->getRoot() != doc);
delete filter;
}
{
//element node iterating test
DOMNode* node = doc->getFirstChild();
UNUSED(node); // silence warning
unsigned long whatToShow = DOMNodeFilter::SHOW_ELEMENT;
MyFilter* filter = new MyFilter(DOMNode::ELEMENT_NODE);
DOMNodeIterator* iter = doc->createNodeIterator(root, whatToShow, filter, true);
TASSERT(iter->getWhatToShow() == 1);
TASSERT(iter->getExpandEntityReferences() == 1);
DOMNode* nd;
nd = iter->nextNode();
TASSERT (nd ==root);
nd = iter->nextNode();
TASSERT (nd ==E11);
nd = iter->nextNode();
TASSERT(nd == E111);
nd = iter->nextNode();
TASSERT(nd == E112);
nd = iter->nextNode();
TASSERT(nd == E12);
nd = iter->nextNode();
TASSERT(nd == E121);
nd = iter->nextNode();
TASSERT(nd == E122);
nd = iter->nextNode();
TASSERT(nd == E13);
nd = iter->nextNode();
TASSERT(nd == E131);
nd = iter->previousNode();
TASSERT(nd == E131);
nd = iter->previousNode();
TASSERT(nd == E13);
nd = iter->previousNode();
TASSERT(nd == E122);
delete filter;
}
{
// Text node iterating test
DOMNode* node = doc->getFirstChild();
UNUSED(node); // silence warning
unsigned long whatToShow = DOMNodeFilter::SHOW_TEXT;
MyFilter* filter = new MyFilter(DOMNode::TEXT_NODE);
DOMNodeIterator* iter = ((DOMDocumentTraversal*)doc)->createNodeIterator(root, whatToShow, filter, true);
TASSERT(iter->getWhatToShow() == 4);
TASSERT(iter->getExpandEntityReferences() == 1);
DOMNode* nd;
nd = iter->nextNode();
TASSERT (nd ==textNode1);
nd = iter->nextNode();
TASSERT (nd ==textNode2);
nd = iter->previousNode();
TASSERT(nd == textNode2);
delete filter;
}
{
//CDataSection node itearating test
DOMNode* node = doc->getFirstChild();
UNUSED(node); // silence warning
unsigned long whatToShow = DOMNodeFilter::SHOW_CDATA_SECTION;
MyFilter* filter = new MyFilter(DOMNode::CDATA_SECTION_NODE);
DOMNodeIterator* iter = doc->createNodeIterator(root, whatToShow, filter, true);
TASSERT(iter->getWhatToShow() == 8);
TASSERT(iter->getExpandEntityReferences() == 1);
DOMNode* nd;
nd = iter->nextNode();
TASSERT(nd == cdataSec);
nd = iter->nextNode();
TASSERT(nd == 0);
delete filter;
}
{
// PI nodes iterating test
DOMNode* node = doc->getFirstChild();
UNUSED(node); // silence warning
unsigned long whatToShow = DOMNodeFilter::SHOW_PROCESSING_INSTRUCTION;
MyFilter* filter = new MyFilter(DOMNode::PROCESSING_INSTRUCTION_NODE);
DOMNodeIterator* iter = ((DOMDocumentTraversal*)doc)->createNodeIterator(root, whatToShow, filter, true);
TASSERT(iter->getWhatToShow() == 64);
TASSERT(iter->getExpandEntityReferences() == 1);
DOMNode* nd;
nd = iter->nextNode();
TASSERT(nd == docPI);
nd = iter->nextNode();
TASSERT(nd == 0);
delete filter;
}
{
DOMNode* node = doc->getFirstChild();
UNUSED(node); // silence warning
unsigned long whatToShow = DOMNodeFilter::SHOW_COMMENT;
MyFilter* filter = new MyFilter(DOMNode::COMMENT_NODE);
DOMNodeIterator* iter = doc->createNodeIterator(root, whatToShow, filter, true);
TASSERT(iter->getWhatToShow() == 128);
TASSERT(iter->getExpandEntityReferences() == 1);
DOMNode* nd;
nd = iter->nextNode();
TASSERT(nd == comment);
nd = iter->nextNode();
TASSERT(nd == 0);
delete filter;
}
////////// TreeWalker Test Cases ////////////////
{
unsigned long whatToShow = DOMNodeFilter::SHOW_ALL;
DOMTreeWalker* tw = ((DOMDocumentTraversal*)doc)->createTreeWalker(doc, whatToShow, 0, true);
TASSERT(tw->getCurrentNode() == doc);
TASSERT(tw->firstChild() == root);
TASSERT(tw->nextSibling() == 0);
TASSERT(tw->lastChild() == comment);
TASSERT(tw->firstChild() == 0);
TASSERT(tw->lastChild() == 0);
TASSERT(tw->nextSibling() == 0);
TASSERT(tw->nextNode() == 0);
TASSERT(tw->previousSibling() == E13);
TASSERT(tw->previousNode() == E122);
TASSERT(tw->parentNode() == E12);
TASSERT(tw->firstChild() == textNode2);
TASSERT(tw->previousSibling() == 0);
TASSERT(tw->nextSibling() == E121);
TASSERT(tw->nextNode() == E122);
TASSERT(tw->parentNode() == E12);
TASSERT(tw->previousSibling() == E11);
TASSERT(tw->previousNode() == root);
TASSERT(tw->previousNode() == doc);
TASSERT(tw->previousNode() == 0);
TASSERT(tw->parentNode() == 0);
TASSERT(tw->getCurrentNode() == doc);
}
{
MyFilter mf(DOMNode::ELEMENT_NODE);
unsigned long whatToShow = DOMNodeFilter::SHOW_ALL;
DOMTreeWalker* tw = doc->createTreeWalker(root, whatToShow, &mf, true);
TASSERT(tw->getCurrentNode() == root);
TASSERT(tw->parentNode() == 0); //should not change currentNode
TASSERT(tw->getCurrentNode() == root);
TASSERT(tw->nextNode() == E11);
TASSERT(tw->nextNode() == E111);
tw->setCurrentNode(E12);
//when first is not visible, should it go to its sibling?
TASSERT(tw->firstChild() == E121); //first visible child
TASSERT(tw->previousSibling() == 0);
}
{
MyFilter mf(DOMNode::ELEMENT_NODE, true);
unsigned long whatToShow = DOMNodeFilter::SHOW_ELEMENT;
DOMTreeWalker* tw = ((DOMDocumentTraversal*)doc)->createTreeWalker(root, whatToShow, &mf, true);
tw->setCurrentNode(E12);
TASSERT(tw->firstChild() == E121); //still first visible child
}
{
MyFilter mf(DOMNode::TEXT_NODE);
unsigned long whatToShow = DOMNodeFilter::SHOW_TEXT;
DOMTreeWalker* tw = doc->createTreeWalker(root, whatToShow, &mf, true);
//when first is not visible, should it go to its descendent?
TASSERT(tw->firstChild() == textNode1); //E11 skipped
TASSERT(tw->firstChild() == 0);
TASSERT(tw->nextNode() == textNode2);
TASSERT(tw->nextSibling() == 0);
TASSERT(tw->parentNode() == 0); //no visible ancestor
TASSERT(tw->getCurrentNode() == textNode2);
tw->setCurrentNode(root);
//when last is not visible, should it go to its sibling & descendent?
TASSERT(tw->lastChild() == textNode2); //last visible child
tw->setCurrentNode(E12);
//when next sibling is not visible, should it go to its descendent?
TASSERT(tw->nextSibling() == 0);
}
{
MyFilter mf(DOMNode::TEXT_NODE, true);
unsigned long whatToShow = DOMNodeFilter::SHOW_TEXT;
DOMTreeWalker* tw = ((DOMDocumentTraversal*)doc)->createTreeWalker(root, whatToShow, &mf, true);
TASSERT(tw->firstChild() == 0); //E11 rejected and no children is TEXT
TASSERT(tw->getCurrentNode() == root);
TASSERT(tw->nextNode() == 0); //E11 rejected so can't get to textNode1
//test getRoot
TASSERT(tw->getRoot() == root);
TASSERT(tw->getRoot() != doc);
}
doc->release();
};
// And call the termination method
XMLPlatformUtils::Terminate();
if (errorOccurred) {
printf("Test Failed\n");
return 4;
}
printf("Test Run Successfully\n");
return 0;
};
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