/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
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**
** This file is part of Qt Creator.
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** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
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****************************************************************************/

#include <QtTest>
#include <QDebug>

#include <utils/fileutils.h>

//TESTED_COMPONENT=src/libs/utils
using namespace Utils;

class tst_fileutils : public QObject
{
    Q_OBJECT

public:

private slots:
    void parentDir_data();
    void parentDir();
    void isChildOf_data();
    void isChildOf();
};

void tst_fileutils::parentDir_data()
{
    QTest::addColumn<QString>("path");
    QTest::addColumn<QString>("parentPath");
    QTest::addColumn<QString>("expectFailMessage");

    QTest::newRow("empty path") << QString() << QString() << QString();
    QTest::newRow("root only") << QString::fromLatin1("/") << QString() << QString();
    QTest::newRow("//") << QString::fromLatin1("//") << QString() << QString();
    QTest::newRow("/tmp/dir") << QString::fromLatin1("/tmp/dir") << QString::fromLatin1("/tmp") << QString();
    QTest::newRow("relative/path") << QString::fromLatin1("relative/path") << QString::fromLatin1("relative") << QString();
    QTest::newRow("relativepath") << QString::fromLatin1("relativepath") << QString::fromLatin1(".")
#if QT_VERSION < QT_VERSION_CHECK(5, 4, 0)
                                  << QString::fromLatin1("see QTBUG-23892");
#else
                                  << QString();
#endif

    // Windows stuff:
#ifdef Q_OS_WIN
    QTest::newRow("C:/data") << QString::fromLatin1("C:/data") << QString::fromLatin1("C:/") << QString();
    QTest::newRow("C:/") << QString::fromLatin1("C:/") << QString() << QString();
    QTest::newRow("//./com1") << QString::fromLatin1("//./com1") << QString::fromLatin1("/") << QString();
    QTest::newRow("//?/path") << QString::fromLatin1("//?/path") << QString::fromLatin1("/")
                              << QString::fromLatin1("Qt 4 can not handle this path.");
    QTest::newRow("/Global??/UNC/host") << QString::fromLatin1("/Global??/UNC/host")
                                        << QString::fromLatin1("/Global??/UNC/host")
                                        << QString::fromLatin1("Qt 4 can not handle this path.");
    QTest::newRow("//server/directory/file")
            << QString::fromLatin1("//server/directory/file") << QString::fromLatin1("//server/directory") << QString();
    QTest::newRow("//server/directory")
            << QString::fromLatin1("//server/directory") << QString::fromLatin1("//server") << QString();
    QTest::newRow("//server")
            << QString::fromLatin1("//server") << QString() << QString();
#endif
}

void tst_fileutils::parentDir()
{
    QFETCH(QString, path);
    QFETCH(QString, parentPath);
    QFETCH(QString, expectFailMessage);

    FileName result = FileName::fromString(path).parentDir();
    if (!expectFailMessage.isEmpty())
        QEXPECT_FAIL("", expectFailMessage.toUtf8().constData(), Continue);
    QCOMPARE(result.toString(), parentPath);
}

void tst_fileutils::isChildOf_data()
{
    QTest::addColumn<QString>("path");
    QTest::addColumn<QString>("childPath");
    QTest::addColumn<bool>("result");

    QTest::newRow("empty path") << QString() << QString::fromLatin1("/tmp") << false;
    QTest::newRow("root only") << QString::fromLatin1("/") << QString::fromLatin1("/tmp") << true;
    QTest::newRow("/tmp/dir") << QString::fromLatin1("/tmp") << QString::fromLatin1("/tmp/dir") << true;
    QTest::newRow("relative/path") << QString::fromLatin1("relative") << QString::fromLatin1("relative/path") << true;
    QTest::newRow("/tmpdir") << QString::fromLatin1("/tmp") << QString::fromLatin1("/tmpdir") << false;
    QTest::newRow("same") << QString::fromLatin1("/tmp/dir") << QString::fromLatin1("/tmp/dir") << false;

    // Windows stuff:
#ifdef Q_OS_WIN
    QTest::newRow("C:/data") << QString::fromLatin1("C:/") << QString::fromLatin1("C:/data") << true;
    QTest::newRow("C:/") << QString() << QString::fromLatin1("C:/") << false;
    QTest::newRow("//./com1") << QString::fromLatin1("/") << QString::fromLatin1("//./com1") << true;
    QTest::newRow("//?/path") << QString::fromLatin1("/") << QString::fromLatin1("//?/path") << true;
    QTest::newRow("/Global??/UNC/host") << QString::fromLatin1("/Global??/UNC/host")
                                        << QString::fromLatin1("/Global??/UNC/host/file") << true;
    QTest::newRow("//server/directory/file")
            << QString::fromLatin1("//server/directory") << QString::fromLatin1("//server/directory/file") << true;
    QTest::newRow("//server/directory")
            << QString::fromLatin1("//server") << QString::fromLatin1("//server/directory") << true;
#endif
}

void tst_fileutils::isChildOf()
{
    QFETCH(QString, path);
    QFETCH(QString, childPath);
    QFETCH(bool, result);

    bool res = FileName::fromString(childPath).isChildOf(FileName::fromString(path));
    QCOMPARE(res, result);
}

QTEST_APPLESS_MAIN(tst_fileutils)
#include "tst_fileutils.moc"
