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#include <QtGui>

#include <QString>

#include <qtest.h>

class tst_associative_containers : public QObject

{

    Q_OBJECT

private slots:

    void insert_data();

    void insert();

    void lookup_data();

    void lookup();

};

template <typename T> 

void testInsert(int size)

{

    T container;

    QBENCHMARK {

        for (int i = 0; i < size; ++i)

            container.insert(i, i);

    }

}

void tst_associative_containers::insert_data()

{

    QTest::addColumn<bool>("useHash");

    QTest::addColumn<int>("size");

    for (int size = 10; size < 20000; size += 100) {

        const QByteArray sizeString = QByteArray::number(size);

        QTest::newRow(("hash--" + sizeString).constData()) << true << size;

        QTest::newRow(("map--" + sizeString).constData()) << false << size;

    }

}

void tst_associative_containers::insert()

{

    QFETCH(bool, useHash);

    QFETCH(int, size);

    QHash<int, int> testHash;

    QMap<int, int> testMap;

    if (useHash) {

        testInsert<QHash<int, int> >(size);        

    } else {

        testInsert<QMap<int, int> >(size);        

    }

}

void tst_associative_containers::lookup_data()

{

//    setReportType(LineChartReport);

//    setChartTitle("Time to call value(), with an increasing number of items in the container");

    QTest::addColumn<bool>("useHash");

    QTest::addColumn<int>("size");

    for (int size = 10; size < 20000; size += 100) {

        const QByteArray sizeString = QByteArray::number(size);

        QTest::newRow(("hash--" + sizeString).constData()) << true << size;

        QTest::newRow(("map--" + sizeString).constData()) << false << size;

    }

}

template <typename T> 

void testLookup(int size)

{

    T container;

    for (int i = 0; i < size; ++i)

        container.insert(i, i);

    int val;

    QBENCHMARK {

        for (int i = 0; i < size; ++i)

            val = container.value(i);

    }

}

void tst_associative_containers::lookup()

{

    QFETCH(bool, useHash);

    QFETCH(int, size);

    if (useHash) {

        testLookup<QHash<int, int> >(size);

    } else {

        testLookup<QMap<int, int> >(size);

    }

}

QTEST_MAIN(tst_associative_containers)

#include "main.moc"