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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* This file is part of the libvisio project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <libvisio/libvisio.h>
#include <libxml/xpath.h>
#include <iostream>
#include <cppunit/extensions/HelperMacros.h>
#include "xmldrawinggenerator.h"
namespace
{
/// Allows using CPPUNIT_ASSERT_EQUAL() on librevenge::RVNGString instances.
std::ostream &operator <<(std::ostream &s, const librevenge::RVNGString &string)
{
return s << string.cstr();
}
/// Caller must call xmlXPathFreeObject.
xmlXPathObjectPtr getXPathNode(xmlDocPtr doc, const librevenge::RVNGString &xpath)
{
xmlXPathContextPtr xpathContext = xmlXPathNewContext(doc);
xmlXPathObjectPtr xpathObject = xmlXPathEvalExpression(BAD_CAST(xpath.cstr()), xpathContext);
xmlXPathFreeContext(xpathContext);
return xpathObject;
}
/// Same as the assertXPath(), but don't assert: return the string instead.
librevenge::RVNGString getXPath(xmlDocPtr doc, const librevenge::RVNGString &xpath, const librevenge::RVNGString &attribute)
{
xmlXPathObjectPtr xpathobject = getXPathNode(doc, xpath);
xmlNodeSetPtr nodeset = xpathobject->nodesetval;
librevenge::RVNGString message("XPath '");
message.append(xpath);
message.append("': number of nodes is incorrect.");
CPPUNIT_ASSERT_EQUAL_MESSAGE(message.cstr(), 1, xmlXPathNodeSetGetLength(nodeset));
if (attribute.empty())
return librevenge::RVNGString();
xmlNodePtr node = nodeset->nodeTab[0];
xmlChar *prop = xmlGetProp(node, BAD_CAST(attribute.cstr()));
librevenge::RVNGString s((const char *)prop);
xmlFree(prop);
xmlXPathFreeObject(xpathobject);
return s;
}
/**
* Assert that xpath exists, and xpath returns exactly one node.
* xpath's attribute's value must equal to the expectedValue value.
*/
void assertXPath(xmlDocPtr doc, const librevenge::RVNGString &xpath, const librevenge::RVNGString &attribute, const librevenge::RVNGString &expectedValue)
{
librevenge::RVNGString actualValue = getXPath(doc, xpath, attribute);
librevenge::RVNGString message("Attribute '");
message.append(attribute);
message.append("' of '");
message.append(xpath);
message.append("': incorrect value.");
CPPUNIT_ASSERT_EQUAL_MESSAGE(message.cstr(), expectedValue, actualValue);
}
#if 0 // keep for future use
/// Same as the assertXPathContent(), but don't assert: return the string instead.
librevenge::RVNGString getXPathContent(xmlDocPtr doc, const librevenge::RVNGString &xpath)
{
xmlXPathObjectPtr xpathObject = getXPathNode(doc, xpath);
xmlNodeSetPtr nodeset = xpathObject->nodesetval;
librevenge::RVNGString message("XPath '");
message.append(xpath);
message.append("': not found.");
CPPUNIT_ASSERT_MESSAGE(message.cstr(), xmlXPathNodeSetGetLength(nodeset) > 0);
xmlNodePtr node = nodeset->nodeTab[0];
librevenge::RVNGString s(reinterpret_cast<char *>((node->children[0]).content));
xmlXPathFreeObject(xpathObject);
return s;
}
/// Assert that xpath exists, and its content equals to content.
void assertXPathContent(xmlDocPtr doc, const librevenge::RVNGString &xpath, const librevenge::RVNGString &content)
{
librevenge::RVNGString message("XPath '");
message.append(xpath);
message.append("': contents of child does not match.");
CPPUNIT_ASSERT_EQUAL_MESSAGE(message.cstr(), content, getXPathContent(doc, xpath));
}
#endif
/// Paints an XML representation of filename into buffer, then returns the parsed buffer content.
xmlDocPtr parse(const char *filename, xmlBufferPtr buffer)
{
librevenge::RVNGString path(TDOC "/");
path.append(filename);
librevenge::RVNGFileStream input(path.cstr());
CPPUNIT_ASSERT(libvisio::VisioDocument::isSupported(&input));
xmlTextWriterPtr writer = xmlNewTextWriterMemory(buffer, 0);
CPPUNIT_ASSERT(writer);
xmlTextWriterStartDocument(writer, 0, 0, 0);
libvisio::XmlDrawingGenerator painter(writer);
CPPUNIT_ASSERT(libvisio::VisioDocument::parse(&input, &painter));
xmlTextWriterEndDocument(writer);
xmlFreeTextWriter(writer);
//std::cerr << "XML is '" << (const char *)xmlBufferContent(buffer) << "'" << std::endl;
return xmlParseMemory((const char *)xmlBufferContent(buffer), xmlBufferLength(buffer));
}
}
class ImportTest : public CPPUNIT_NS::TestFixture
{
CPPUNIT_TEST_SUITE(ImportTest);
CPPUNIT_TEST(testVsdxMetadataTitle);
CPPUNIT_TEST(testVsdMetadataTitleMs1252);
CPPUNIT_TEST(testVsdMetadataTitleUtf8);
CPPUNIT_TEST_SUITE_END();
void testVsdxMetadataTitle();
void testVsdMetadataTitleMs1252();
void testVsdMetadataTitleUtf8();
xmlBufferPtr m_buffer;
xmlDocPtr m_doc;
public:
ImportTest();
virtual void setUp();
virtual void tearDown();
};
ImportTest::ImportTest()
: m_buffer(0),
m_doc(0)
{
}
void ImportTest::setUp()
{
CPPUNIT_ASSERT(!m_buffer);
m_buffer = xmlBufferCreate();
CPPUNIT_ASSERT(m_buffer);
CPPUNIT_ASSERT(!m_doc);
}
void ImportTest::tearDown()
{
xmlFreeDoc(m_doc);
m_doc = 0;
xmlBufferFree(m_buffer);
m_buffer = 0;
}
void ImportTest::testVsdxMetadataTitle()
{
m_doc = parse("fdo86664.vsdx", m_buffer);
// The setDocumentMetaData() call was missing, so the node did not exist.
assertXPath(m_doc, "/document/setDocumentMetaData", "title", "mytitle");
assertXPath(m_doc, "/document/setDocumentMetaData", "subject", "mysubject");
assertXPath(m_doc, "/document/setDocumentMetaData", "initial-creator", "vmiklos creator");
// Test <dcterms:created> and <dcterms:modified>.
assertXPath(m_doc, "/document/setDocumentMetaData", "creation-date", "2014-11-24T10:35:17Z");
assertXPath(m_doc, "/document/setDocumentMetaData", "date", "2014-11-24T10:41:22Z");
assertXPath(m_doc, "/document/setDocumentMetaData", "keyword", "mytag");
assertXPath(m_doc, "/document/setDocumentMetaData", "description", "mycomment");
assertXPath(m_doc, "/document/setDocumentMetaData", "creator", "vmiklos modifier");
}
void ImportTest::testVsdMetadataTitleMs1252()
{
m_doc = parse("fdo86729-ms1252.vsd", m_buffer);
// Test windows-1252 -> UTF-8 conversion, provided by ICU.
assertXPath(m_doc, "/document/setDocumentMetaData", "title", "mytitle\xC3\xA9\xC3\xA1");
assertXPath(m_doc, "/document/setDocumentMetaData", "subject", "mysubject");
assertXPath(m_doc, "/document/setDocumentMetaData", "initial-creator", "vmiklos creator");
// There is only one author/last-modifier field in the file, so make sure creator is the same as initial-creator.
assertXPath(m_doc, "/document/setDocumentMetaData", "creator", "vmiklos creator");
assertXPath(m_doc, "/document/setDocumentMetaData", "keyword", "mytag");
assertXPath(m_doc, "/document/setDocumentMetaData", "description", "mycomment");
}
void ImportTest::testVsdMetadataTitleUtf8()
{
m_doc = parse("fdo86729-utf8.vsd", m_buffer);
// Test the case when the string is UTF-8 encoded already in the file.
assertXPath(m_doc, "/document/setDocumentMetaData", "title", "mytitle\xC3\xA9\xC3\xA1\xC5\x91\xC5\xB1");
// Test <dcterms:created> and <dcterms:modified>.
assertXPath(m_doc, "/document/setDocumentMetaData", "creation-date", "2014-11-26T09:24:56Z");
assertXPath(m_doc, "/document/setDocumentMetaData", "date", "2014-11-26T09:24:56Z");
}
CPPUNIT_TEST_SUITE_REGISTRATION(ImportTest);
/* vim:set shiftwidth=2 softtabstop=2 expandtab: */
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