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** This file is part of the test suite of the Qt Toolkit.
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#include <QtTest/QtTest>

#include "tst_qsortfilterproxymodel.h"

class tst_QSortFilterProxyModelRegularExpression : public tst_QSortFilterProxyModel
{
    Q_OBJECT
public:
    tst_QSortFilterProxyModelRegularExpression();
private slots:
    void tst_invalid();
    void tst_caseSensitivity();
};

tst_QSortFilterProxyModelRegularExpression::tst_QSortFilterProxyModelRegularExpression() :
    tst_QSortFilterProxyModel()
{
}

void tst_QSortFilterProxyModelRegularExpression::tst_invalid()
{
    const QLatin1String pattern("test");
    QSortFilterProxyModel model;
    model.setFilterRegularExpression(pattern);
    QCOMPARE(model.filterRegularExpression(), QRegularExpression(pattern));
}

void tst_QSortFilterProxyModelRegularExpression::tst_caseSensitivity()
{
    const QLatin1String pattern("test");
    QStringListModel model({ "test", "TesT" });
    QSortFilterProxyModel proxyModel;
    proxyModel.setSourceModel(&model);

    proxyModel.setFilterCaseSensitivity(Qt::CaseInsensitive);
    proxyModel.setFilterRegularExpression(pattern);
    QCOMPARE(proxyModel.filterCaseSensitivity(), Qt::CaseInsensitive);
    QCOMPARE(proxyModel.rowCount(), 2);

    proxyModel.setFilterCaseSensitivity(Qt::CaseSensitive);
    QCOMPARE(proxyModel.filterCaseSensitivity(), Qt::CaseSensitive);
    QCOMPARE(proxyModel.rowCount(), 1);
    proxyModel.setFilterCaseSensitivity(Qt::CaseInsensitive);
    QCOMPARE(proxyModel.filterCaseSensitivity(), Qt::CaseInsensitive);
    QCOMPARE(proxyModel.rowCount(), 2);
}

QTEST_MAIN(tst_QSortFilterProxyModelRegularExpression)
#include "tst_qsortfilterproxymodel_regularexpression.moc"