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#include <QtTest/QtTest>
#include <qstringmatcher.h>

class tst_QStringMatcher : public QObject
{
    Q_OBJECT

private slots:
    void qstringmatcher_data();
    void qstringmatcher();
    void caseSensitivity();
    void indexIn_data();
    void indexIn();
    void setCaseSensitivity_data();
    void setCaseSensitivity();
    void assignOperator();
};

// Subclass that exposes the protected functions.
class SubQStringMatcher : public QStringMatcher
{
public:
};

void tst_QStringMatcher::qstringmatcher_data()
{
}

void tst_QStringMatcher::qstringmatcher()
{
    SubQStringMatcher matcher;
    QCOMPARE(matcher.caseSensitivity(), Qt::CaseSensitive);
    QCOMPARE(matcher.indexIn("foo", 1), 1);
    QCOMPARE(matcher.pattern(), QString());
}

// public Qt::CaseSensitivity caseSensitivity() const
void tst_QStringMatcher::caseSensitivity()
{
    SubQStringMatcher matcher;

    matcher.setCaseSensitivity(Qt::CaseSensitive);
    QCOMPARE(matcher.caseSensitivity(), Qt::CaseSensitive);
    matcher.setCaseSensitivity(Qt::CaseInsensitive);
    QCOMPARE(matcher.caseSensitivity(), Qt::CaseInsensitive);
}

void tst_QStringMatcher::indexIn_data()
{
    QTest::addColumn<QString>("needle");
    QTest::addColumn<QString>("haystack");
    QTest::addColumn<int>("from");
    QTest::addColumn<int>("indexIn");
    QTest::newRow("empty") << QString() << QString("foo") << 0 << 0;
    QTest::newRow("empty") << QString() << QString("foo") << 10 << -1;
    QTest::newRow("empty") << QString() << QString("foo") << -10 << 0;

    QTest::newRow("simple") << QString("a") << QString("foo") << 0 << -1;
    QTest::newRow("simple") << QString("a") << QString("bar") << 0 << 1;
    QTest::newRow("harder") << QString("foo") << QString("slkdf sldkjf slakjf lskd ffools ldjf") << 0 << 26;
    QTest::newRow("harder") << QString("foo") << QString("slkdf sldkjf slakjf lskd ffools ldjf") << 20 << 26;
    QTest::newRow("harder") << QString("foo") << QString("slkdf sldkjf slakjf lskd ffools ldjf") << 26 << 26;
    QTest::newRow("harder") << QString("foo") << QString("slkdf sldkjf slakjf lskd ffools ldjf") << 27 << -1;
}

void tst_QStringMatcher::indexIn()
{
    QFETCH(QString, needle);
    QFETCH(QString, haystack);
    QFETCH(int, from);
    QFETCH(int, indexIn);

    SubQStringMatcher matcher;
    matcher.setPattern(needle);

    QCOMPARE(matcher.indexIn(haystack, from), indexIn);
}

void tst_QStringMatcher::setCaseSensitivity_data()
{
    QTest::addColumn<QString>("needle");
    QTest::addColumn<QString>("haystack");
    QTest::addColumn<int>("from");
    QTest::addColumn<int>("indexIn");
    QTest::addColumn<int>("cs");

    QTest::newRow("overshot") << QString("foo") << QString("baFooz foo bar") << 14 << -1 << (int) Qt::CaseSensitive;
    QTest::newRow("sensitive") << QString("foo") << QString("baFooz foo bar") << 1 << 7 << (int) Qt::CaseSensitive;
    QTest::newRow("insensitive") << QString("foo") << QString("baFooz foo bar") << 1 << 2 << (int) Qt::CaseInsensitive;
}

void tst_QStringMatcher::setCaseSensitivity()
{
    QFETCH(QString, needle);
    QFETCH(QString, haystack);
    QFETCH(int, from);
    QFETCH(int, indexIn);
    QFETCH(int, cs);

    SubQStringMatcher matcher;
    matcher.setPattern(needle);
    matcher.setCaseSensitivity(static_cast<Qt::CaseSensitivity> (cs));

    QCOMPARE(matcher.indexIn(haystack, from), indexIn);
}

void tst_QStringMatcher::assignOperator()
{
    QString needle("d");
    QString hayStack("abcdef");
    QStringMatcher m1(needle);
    QCOMPARE(m1.indexIn(hayStack), 3);

    QStringMatcher m2 = m1;
    QCOMPARE(m2.pattern(), needle);
    QCOMPARE(m2.indexIn(hayStack), 3);
}

QTEST_MAIN(tst_QStringMatcher)
#include "tst_qstringmatcher.moc"

