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#include <QtDebug>

#include "qacceltreeresourceloader_p.h"

#include "qnetworkaccessdelegator_p.h"

#include "Global.h"

#include "TestBaseLine.h"

#include "TestGroup.h"

#include "TestSuiteHandler.h"

using namespace QPatternistSDK;

QNetworkAccessManager s_networkManager;

TestSuiteHandler::TestSuiteHandler(const QUrl &catalogFile,

                                   const bool useEList) : m_ts(0)

                                                        , m_container(0)

                                                        , m_tc(0)

                                                        , m_baseLine(0)

                                                        , m_catalogFile(catalogFile)

                                                        , m_exclusionList(readExclusionList(useEList))

                                                        , m_isExcluding(false)

{

    Q_ASSERT(!m_catalogFile.isRelative());

}

QStringList TestSuiteHandler::readExclusionList(const bool useExclusionList) const

{

    if(!useExclusionList)

        return QStringList();

    QStringList avoid;

    /* These test groups are for features we don't support.

     *

     * Originally these were stored in a text file pulled in with Qt resources, but

     * it was not possible to get it to link on some HP-UX and Intel-icc platforms. */

    avoid << "SchemaImport";        // The schema import feature

    avoid << "SchemaValidation";    // The validate expression(requires schema import)

    avoid << "StaticTyping";        // Pessimistic static typing checking

    avoid << "TrivialEmbedding";    // XQueryX inside XQuery

    avoid << "XMark";               // We're currently too buggy for running these tests.

    return avoid;

}

bool TestSuiteHandler::startElement(const QString &namespaceURI,

                                    const QString &localName,

                                    const QString &/*qName*/,

                                    const QXmlAttributes &atts)

{

    if(namespaceURI != Global::xqtsCatalogNS)

        return true;

    else if(m_isExcluding)

    {

        if(localName == QLatin1String("test-group"))

        {

            m_testGroupName.push(atts.value(QLatin1String("name")));

            return true;

        }

        else

            return true;

    }

    /* The elements are handled roughly in the order of highest occurrence in the catalog file. */

    if(localName == QLatin1String("test-case"))

    {

        XQTSTestCase *const c = new XQTSTestCase(

                TestCase::scenarioFromString(atts.value(QLatin1String("scenario"))), m_container);

        c->setName(atts.value(QLatin1String("name")));

        c->setCreator(atts.value(QLatin1String("Creator")));

        c->setIsXPath(Global::readBoolean(atts.value(QLatin1String("is-XPath2"))));

        c->setLastModified(QDate::fromString(atts.value(QLatin1String("version-drop")), Qt::ISODate));

        Q_ASSERT(c->lastModified().isNull() || c->lastModified().isValid());

        m_currentQueryPath = m_queryOffset.resolved(QUrl(atts.value(QLatin1String("FilePath"))));

        m_currentBaselinePath = m_baselineOffset.resolved(QUrl(atts.value(QLatin1String("FilePath"))));

        m_container->appendChild(c);

        m_tc = c;

     }

    else if(localName == QLatin1String("query"))

    {

        m_tc->setQueryPath(m_currentQueryPath.resolved(atts.value(QLatin1String("name")) +

                                                       m_xqueryFileExtension));

    }

    else if(localName == QLatin1String("input-file") ||

            localName == QLatin1String("input-URI"))

    {

        m_currentInputVariable = atts.value(QLatin1String("variable"));

    }

    else if(localName == QLatin1String("output-file"))

    {

        m_baseLine = new TestBaseLine(TestBaseLine::identifierFromString(atts.value(QLatin1String("compare"))));

    }

    else if(localName == QLatin1String("expected-error"))

    {

        m_baseLine = new TestBaseLine(TestBaseLine::ExpectedError);

    }

    else if(localName == QLatin1String("test-group"))

    {

        m_testGroupName.push(atts.value(QLatin1String("name")));

        if(m_exclusionList.contains(m_testGroupName.top()))

        {

            /* Ok, this group is supposed to be excluded, we don't

             * insert it into the tree. */

            m_isExcluding = true;

            return true;

        }

        else

        {

            Q_ASSERT(m_container);

            TestGroup *const newGroup = new TestGroup(m_container);

            m_container->appendChild(newGroup);

            m_container = newGroup;

        }

    }

    else if(localName == QLatin1String("source"))

    {

        m_sourceMap.insert(atts.value(QLatin1String("ID")),

                           m_sourceOffset.resolved(QUrl(atts.value(QLatin1String("FileName")))));

    }

    else if(localName == QLatin1String("test-suite"))

    {

        m_ts = new TestSuite();

        m_ts->setVersion(atts.value(QLatin1String("version")));

        m_ts->setDesignDate(QDate::fromString(atts.value(QLatin1String("CatalogDesignDate")), Qt::ISODate));

        Q_ASSERT(m_ts->designDate().isValid());

        m_container = m_ts;

        m_xqueryFileExtension   = atts.value(QLatin1String("XQueryFileExtension"));

        m_queryOffset           = m_catalogFile.resolved(atts.value(QLatin1String("XQueryQueryOffsetPath")));

        m_baselineOffset        = m_catalogFile.resolved(atts.value(QLatin1String("ResultOffsetPath")));

        m_sourceOffset          = m_catalogFile.resolved(atts.value(QLatin1String("SourceOffsetPath")));

    }

    else if(localName == QLatin1String("input-query"))

    {

        m_tcSourceInputs.insert(atts.value(QLatin1String("variable")),

                                ExternalSourceLoader::VariableValue(m_currentQueryPath.resolved(atts.value(QLatin1String("name")) + m_xqueryFileExtension),

                                                                    ExternalSourceLoader::Query));

    }

    return true;

}

bool TestSuiteHandler::endElement(const QString &namespaceURI,

                                  const QString &localName,

                                  const QString &/*qName*/)

{

    if(namespaceURI != Global::xqtsCatalogNS)

        return true;

    if(m_isExcluding)

    {

        if(localName == QLatin1String("test-group"))

        {

            const QString myName(m_testGroupName.pop());

            if(m_exclusionList.contains(myName))

            {

                /* This test-group is being excluded and now we're exiting from it. */

                m_isExcluding = false;

            }

        }

        return true;

    }

    /* The elements are handled roughly in the order of highest occurrence in the catalog file. */

    if(localName == QLatin1String("description"))

    {

        if(m_tc)

        {

            /* We're inside a <test-case>, so the <description> belongs

             * to the test-case. */

            m_tc->setDescription(m_ch.simplified());

        }

        else

            m_container->setDescription(m_ch.simplified());

    }

    else if(localName == QLatin1String("test-case"))

    {

        Q_ASSERT(m_tc->baseLines().count() >= 1);

        Q_ASSERT(m_resourceLoader);

        m_tc->setExternalVariableLoader(QPatternist::ExternalVariableLoader::Ptr

                                                (new ExternalSourceLoader(m_tcSourceInputs,

                                                                          m_resourceLoader)));

        m_tcSourceInputs.clear();

        if(!m_contextItemSource.isEmpty())

        {

            m_tc->setContextItemSource(QUrl(m_sourceMap.value(m_contextItemSource)));

            m_contextItemSource.clear();

        }

        m_tc = 0;

    }

    else if(localName == QLatin1String("output-file"))

    {

        m_baseLine->setDetails(m_currentBaselinePath.resolved(m_ch).toString());

        m_tc->addBaseLine(m_baseLine);

    }

    else if(localName == QLatin1String("input-file"))

    {

        m_tcSourceInputs.insert(m_currentInputVariable, ExternalSourceLoader::VariableValue(m_sourceMap.value(m_ch),

                                                                                            ExternalSourceLoader::Document));

    }

    else if(localName == QLatin1String("expected-error"))

    {

        m_baseLine->setDetails(m_ch);

        m_tc->addBaseLine(m_baseLine);

    }

    else if(localName == QLatin1String("title"))

    {

        /* A bit dangerous, the only element with name title in the vocabulary

         * is the the child of GroupInfo */

        m_container->setTitle(m_ch.simplified());

    }

    else if(localName == QLatin1String("test-group"))

    {

        m_testGroupName.pop();

        Q_ASSERT(m_container);

        m_container = static_cast<TestContainer *>(m_container->parent());

        Q_ASSERT(m_container);

    }

    else if(localName == QLatin1String("test-suite"))

    {

        Q_ASSERT(m_container);

        m_container = static_cast<TestContainer *>(m_container->parent());

    }

    else if(localName == QLatin1String("sources"))

    {

        const QPatternist::NetworkAccessDelegator::Ptr networkDelegator(new QPatternist::NetworkAccessDelegator(&s_networkManager, &s_networkManager));

        m_resourceLoader = QPatternist::ResourceLoader::Ptr(new QPatternist::AccelTreeResourceLoader(Global::namePool(),

                                                                                                     networkDelegator));

        const ExternalSourceLoader::SourceMap::const_iterator end(m_sourceMap.constEnd());

        ExternalSourceLoader::SourceMap::const_iterator it(m_sourceMap.constBegin());

        for(; it != end; ++it)

            m_resourceLoader->announceDocument(it.value(), QPatternist::ResourceLoader::WillUse);

    }

    else if(localName == QLatin1String("input-URI"))

    {

        m_tcSourceInputs.insert(m_currentInputVariable, ExternalSourceLoader::VariableValue(m_sourceMap.value(m_ch),

                                                                                            ExternalSourceLoader::URI));

    }

    else if(localName == QLatin1String("contextItem"))

        m_contextItemSource = m_ch;

    return true;

}

bool TestSuiteHandler::characters(const QString &ch)

{

    m_ch = ch;

    return true;

}

TestSuite *TestSuiteHandler::testSuite() const

{

    return m_ts;

}

// vim: et:ts=4:sw=4:sts=4