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#include "qtestxmlstreamer.h"
#include "qtestelement.h"
#include "qtestelementattribute.h"

#include "QtTest/private/qtestlog_p.h"
#include "QtTest/private/qtestresult_p.h"
#include "QtTest/private/qxmltestlogger_p.h"

#include <string.h>
#include <stdio.h>

QT_BEGIN_NAMESPACE

QTestXmlStreamer::QTestXmlStreamer()
    :QTestBasicStreamer()
{
}

QTestXmlStreamer::~QTestXmlStreamer()
{}

void QTestXmlStreamer::formatStart(const QTestElement *element, QTestCharBuffer *formatted) const
{
    if(!element || !formatted)
        return;

    switch(element->elementType()){
    case QTest::LET_TestCase: {
        QTestCharBuffer quotedTf;
        QXmlTestLogger::xmlQuote(&quotedTf, element->attributeValue(QTest::AI_Name));

        QTest::qt_asprintf(formatted, "<TestFunction name=\"%s\">\n", quotedTf.constData());
        break;
    }
    case QTest::LET_Failure: {
        QTestCharBuffer cdataDesc;
        QXmlTestLogger::xmlCdata(&cdataDesc, element->attributeValue(QTest::AI_Description));

        QTestCharBuffer location;
        QTestCharBuffer quotedFile;
        QXmlTestLogger::xmlQuote(&quotedFile, element->attributeValue(QTest::AI_File));

        QTest::qt_asprintf(&location, "%s=\"%s\" %s=\"%s\"",
                           element->attributeName(QTest::AI_File),
                           quotedFile.constData(),
                           element->attributeName(QTest::AI_Line),
                           element->attributeValue(QTest::AI_Line));

        if (element->attribute(QTest::AI_Tag)) {
            QTestCharBuffer cdataTag;
            QXmlTestLogger::xmlCdata(&cdataTag, element->attributeValue(QTest::AI_Tag));
            QTest::qt_asprintf(formatted, "<Incident type=\"%s\" %s>\n"
                "    <DataTag><![CDATA[%s]]></DataTag>\n"
                "    <Description><![CDATA[%s]]></Description>\n"
                "</Incident>\n", element->attributeValue(QTest::AI_Result),
                location.constData(), cdataTag.constData(), cdataDesc.constData());
        }
        else {
            QTest::qt_asprintf(formatted, "<Incident type=\"%s\" %s>\n"
                "    <Description><![CDATA[%s]]></Description>\n"
                "</Incident>\n", element->attributeValue(QTest::AI_Result),
                location.constData(), cdataDesc.constData());
        }
        break;
    }
    case QTest::LET_Error: {
        // assuming type and attribute names don't need quoting
        QTestCharBuffer quotedFile;
        QTestCharBuffer cdataDesc;
        QXmlTestLogger::xmlQuote(&quotedFile, element->attributeValue(QTest::AI_File));
        QXmlTestLogger::xmlCdata(&cdataDesc, element->attributeValue(QTest::AI_Description));

        QTestCharBuffer tagbuf;
        if (element->attribute(QTest::AI_Tag)) {
            QTestCharBuffer cdataTag;
            QXmlTestLogger::xmlCdata(&cdataTag, element->attributeValue(QTest::AI_Tag));
            QTest::qt_asprintf(&tagbuf, "    <DataTag><![CDATA[%s]]></DataTag>\n", cdataTag.constData());
        }

        QTest::qt_asprintf(formatted, "<Message type=\"%s\" %s=\"%s\" %s=\"%s\">\n%s    <Description><![CDATA[%s]]></Description>\n</Message>\n",
                           element->attributeValue(QTest::AI_Type),
                           element->attributeName(QTest::AI_File),
                           quotedFile.constData(),
                           element->attributeName(QTest::AI_Line),
                           element->attributeValue(QTest::AI_Line),
                           tagbuf.constData(),
                           cdataDesc.constData());
        break;
    }
    case QTest::LET_Benchmark: {
        // assuming value and iterations don't need quoting
        QTestCharBuffer quotedMetric;
        QTestCharBuffer quotedTag;
        QXmlTestLogger::xmlQuote(&quotedMetric, element->attributeValue(QTest::AI_Metric));
        QXmlTestLogger::xmlQuote(&quotedTag, element->attributeValue(QTest::AI_Tag));

        QTest::qt_asprintf(formatted, "<BenchmarkResult %s=\"%s\" %s=\"%s\" %s=\"%s\" %s=\"%s\" />\n",
                           element->attributeName(QTest::AI_Metric),
                           quotedMetric.constData(),
                           element->attributeName(QTest::AI_Tag),
                           quotedTag.constData(),
                           element->attributeName(QTest::AI_Value),
                           element->attributeValue(QTest::AI_Value),
                           element->attributeName(QTest::AI_Iterations),
                           element->attributeValue(QTest::AI_Iterations) );
        break;
    }
    default:
        formatted->data()[0] = '\0';
    }
}

void QTestXmlStreamer::formatEnd(const QTestElement *element, QTestCharBuffer *formatted) const
{
    if(!element || !formatted)
        return;

    if (element->elementType() == QTest::LET_TestCase) {
        bool failed = false;
        for (QTestElement* child = element->childElements(); child; child = child->nextElement()) {
            if (   child->elementType() == QTest::LET_Failure
                && child->attribute(QTest::AI_Result)
                && (    !strcmp(child->attributeValue(QTest::AI_Result), "fail")
                    ||  !strcmp(child->attributeValue(QTest::AI_Result), "xpass"))
                )
            {
                failed = true;
                break;
            }
        }

        // For passing functions, no Incident has been output yet.
        // For failing functions, we already output one.
        // Please note: we are outputting "pass" even if there was an xfail etc.
        // This is by design (arguably bad design, but dangerous to change now!)
        if (element->attribute(QTest::AI_Result) && !failed) {
            QTest::qt_asprintf(formatted, "<Incident type=\"pass\" file=\"\" line=\"0\" />\n</TestFunction>\n");
        }
        else {
            QTest::qt_asprintf(formatted, "</TestFunction>\n");
        }
    } else {
        formatted->data()[0] = '\0';
    }
}

void QTestXmlStreamer::formatBeforeAttributes(const QTestElement *element, QTestCharBuffer *formatted) const
{
    Q_UNUSED(element);
    if (!formatted)
        return;

    formatted->data()[0] = '\0';
}

void QTestXmlStreamer::output(QTestElement *element) const
{
    QTestCharBuffer buf;
    QTestCharBuffer quotedTc;
    QXmlTestLogger::xmlQuote(&quotedTc, QTestResult::currentTestObjectName());

    QTest::qt_asprintf(&buf, "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n<TestCase name=\"%s\">\n",
                       quotedTc.constData());
    outputString(buf.constData());

    QTest::qt_asprintf(&buf, "<Environment>\n    <QtVersion>%s</QtVersion>\n    <QTestVersion>%s</QTestVersion>\n",
                       qVersion(), QTEST_VERSION_STR );
    outputString(buf.constData());

    QTest::qt_asprintf(&buf, "</Environment>\n");
    outputString(buf.constData());

    QTestBasicStreamer::output(element);

    QTest::qt_asprintf(&buf, "</TestCase>\n");
    outputString(buf.constData());
}

QT_END_NAMESPACE