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#include <QtTest/QtTest>

#include <qfileiconprovider.h>

#include <qfileinfo.h>

class tst_QFileIconProvider : public QObject

{

    Q_OBJECT

public slots:

    void initTestCase();

    void cleanupTestCase();

    void init();

    void cleanup();

private slots:

    void qfileiconprovider_data();

    void qfileiconprovider();

    void iconType_data();

    void iconType();

    void iconInfo_data();

    void iconInfo();

    void type_data();

    void type();

};

// Subclass that exposes the protected functions.

class SubQFileIconProvider : public QFileIconProvider

{

public:

};

// This will be called before the first test function is executed.

// It is only called once.

void tst_QFileIconProvider::initTestCase()

{

}

// This will be called after the last test function is executed.

// It is only called once.

void tst_QFileIconProvider::cleanupTestCase()

{

}

// This will be called before each test function is executed.

void tst_QFileIconProvider::init()

{

}

// This will be called after every test function.

void tst_QFileIconProvider::cleanup()

{

}

void tst_QFileIconProvider::qfileiconprovider_data()

{

}

void tst_QFileIconProvider::qfileiconprovider()

{

    // don't crash

    SubQFileIconProvider provider;

}

Q_DECLARE_METATYPE(QFileIconProvider::IconType)

void tst_QFileIconProvider::iconType_data()

{

    QTest::addColumn<QFileIconProvider::IconType>("type");

    QTest::newRow("computer") << QFileIconProvider::Computer;

    QTest::newRow("desktop") << QFileIconProvider::Desktop;

    QTest::newRow("trashcan") << QFileIconProvider::Trashcan;

    QTest::newRow("network") << QFileIconProvider::Network;

    QTest::newRow("drive") << QFileIconProvider::Drive;

    QTest::newRow("folder") << QFileIconProvider::Folder;

    QTest::newRow("file") << QFileIconProvider::File;

}

// public QIcon icon(QFileIconProvider::IconType const& type) const

void tst_QFileIconProvider::iconType()

{

    QFETCH(QFileIconProvider::IconType, type);

    SubQFileIconProvider provider;

    QVERIFY(!provider.icon(type).isNull());

}

Q_DECLARE_METATYPE(QFileInfo)

void tst_QFileIconProvider::iconInfo_data()

{

    QTest::addColumn<QFileInfo>("info");

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

    QTest::newRow("null") << QFileInfo() << false;

    QTest::newRow("drive") << QFileInfo(QDir::rootPath()) << true;

    QTest::newRow("home") << QFileInfo(QDir::homePath()) << true;

    QTest::newRow("current") << QFileInfo(QDir::currentPath()) << true;

}

// public QIcon icon(QFileInfo const& info) const

void tst_QFileIconProvider::iconInfo()

{

    QFETCH(QFileInfo, info);

    QFETCH(bool, setPath);

    if (setPath)

        QVERIFY(info.exists());

    SubQFileIconProvider provider;

    // we should always get an icon

    QVERIFY(!provider.icon(info).isNull());

}

void tst_QFileIconProvider::type_data()

{

    QTest::addColumn<QFileInfo>("info");

    // Return value is _very_ system dependent, hard to test

    // QTest::addColumn<QString>("type");

    QTest::newRow("null") << QFileInfo();

    QTest::newRow("drive") << QFileInfo(QDir::rootPath());

    QTest::newRow("home") << QFileInfo(QDir::homePath());

    QTest::newRow("current") << QFileInfo(QDir::currentPath());

    QTest::newRow("exe") << QFileInfo(QCoreApplication::applicationFilePath());

}

// public QString type(QFileInfo const& info) const

void tst_QFileIconProvider::type()

{

    QFETCH(QFileInfo, info);

    SubQFileIconProvider provider;

    QVERIFY(!provider.type(info).isEmpty());

}

QTEST_MAIN(tst_QFileIconProvider)

#include "tst_qfileiconprovider.moc"