/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtBluetooth module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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** $QT_END_LICENSE$
**
****************************************************************************/

#include <QtTest/QtTest>
#include <QUuid>

#include <QDebug>

#include <qbluetoothuuid.h>

#if defined(Q_OS_UNIX)
#    include <arpa/inet.h>
#    include <netinet/in.h>
#endif

QT_USE_NAMESPACE

Q_DECLARE_METATYPE(quint128)

class tst_QBluetoothUuid : public QObject
{
    Q_OBJECT

public:
    tst_QBluetoothUuid();
    ~tst_QBluetoothUuid();

private slots:
    void initTestCase();

    void tst_construction();
    void tst_assignment();
    void tst_conversion_data();
    void tst_conversion();
    void tst_comparison_data();
    void tst_comparison();
    void tst_quint128ToUuid();
};

tst_QBluetoothUuid::tst_QBluetoothUuid()
{
    qRegisterMetaType<quint128>();
}

tst_QBluetoothUuid::~tst_QBluetoothUuid()
{
}

void tst_QBluetoothUuid::initTestCase()
{
}

void tst_QBluetoothUuid::tst_construction()
{
    {
        QBluetoothUuid nullUuid;

        QVERIFY(nullUuid.isNull());
    }

    {
        QBluetoothUuid uuid(QBluetoothUuid::PublicBrowseGroup);

        QVERIFY(!uuid.isNull());

        bool ok;
        quint16 uuid16;

        uuid16 = uuid.toUInt16(&ok);

        QVERIFY(ok);
        QCOMPARE(uuid16, static_cast<quint16>(QBluetoothUuid::PublicBrowseGroup));
    }

    {
        QBluetoothUuid uuid(QBluetoothUuid::PublicBrowseGroup);

        QBluetoothUuid copy(uuid);

        QCOMPARE(uuid.toUInt16(), copy.toUInt16());
    }

    {
        QBluetoothUuid uuid(QBluetoothUuid::L2cap);

        QVERIFY(!uuid.isNull());

        bool ok;
        quint16 uuid16;

        uuid16 = uuid.toUInt16(&ok);

        QVERIFY(ok);
        QCOMPARE(uuid16, static_cast<quint16>(QBluetoothUuid::L2cap));
    }

    {
        QUuid uuid(0x67c8770b, 0x44f1, 0x410a, 0xab, 0x9a, 0xf9, 0xb5, 0x44, 0x6f, 0x13, 0xee);
        QBluetoothUuid btUuid(uuid);
        QVERIFY(!btUuid.isNull());

        QString uuidString(btUuid.toString());
        QVERIFY(!uuidString.isEmpty());
        QCOMPARE(uuidString, QString("{67c8770b-44f1-410a-ab9a-f9b5446f13ee}"));
    }

    {
        QBluetoothUuid btUuid(QString("67c8770b-44f1-410a-ab9a-f9b5446f13ee"));
        QVERIFY(!btUuid.isNull());

        QString uuidString(btUuid.toString());
        QVERIFY(!uuidString.isEmpty());
        QCOMPARE(uuidString, QString("{67c8770b-44f1-410a-ab9a-f9b5446f13ee}"));
    }

    {
        QBluetoothUuid btUuid(QString("XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX"));
        QVERIFY(btUuid.isNull());
    }
}

void tst_QBluetoothUuid::tst_assignment()
{
    QBluetoothUuid uuid(QBluetoothUuid::PublicBrowseGroup);

    {
        QBluetoothUuid copy = uuid;

        QCOMPARE(uuid.toUInt16(), copy.toUInt16());
    }

    {
        QBluetoothUuid copy1;
        QBluetoothUuid copy2;

        QVERIFY(copy1.isNull());
        QVERIFY(copy2.isNull());

        copy1 = copy2 = uuid;

        QVERIFY(!copy1.isNull());
        QVERIFY(!copy2.isNull());

        QCOMPARE(uuid.toUInt16(), copy1.toUInt16());
        QCOMPARE(uuid.toUInt16(), copy2.toUInt16());
    }
}

#define BASEUUID "-0000-1000-8000-00805F9B34FB"

#define UUID128_32(x, a, b, c, d) \
    quint128 x = { \
        { \
            a, b, c, d, \
            0x00, 0x00, \
            0x10, 0x00, \
            0x80, 0x00, \
            0x00, 0x80, 0x5F, 0x9B, 0x34, 0xFB \
        } \
    }

#define UUID128_16(x, a, b) UUID128_32(x, 0, 0, a, b)

#define NEWROW16(text, a, b, s) \
do { \
    UUID128_16(uuid128, a, b); \
    quint32 uuid32 = a << 8 | b; \
    quint16 uuid16 = a << 8 | b; \
    QTest::newRow(text) << true << uuid16 << true << uuid32 << true << uuid128 \
                        << (QLatin1Char('{') + QLatin1String(s) + QLatin1Char('}')); \
} while (0)

#define NEWROW32(text, a, b, c, d, s) \
do { \
    UUID128_32(uuid128, a, b, c, d); \
    quint32 uuid32 = a << 24 | b << 16 | c << 8 | d; \
    quint16 uuid16; \
    bool constructUuid16 = (a == 0) && (b == 0); \
    if (constructUuid16) \
        uuid16 = c << 8 | d; \
    else \
        uuid16 = 0; \
    QTest::newRow(text) << constructUuid16 << uuid16 << true << uuid32 << true << uuid128 \
                        << (QLatin1Char('{') + QLatin1String(s) + QLatin1Char('}')); \
} while (0)

void tst_QBluetoothUuid::tst_conversion_data()
{
    QTest::addColumn<bool>("constructUuid16");
    QTest::addColumn<quint16>("uuid16");
    QTest::addColumn<bool>("constructUuid32");
    QTest::addColumn<quint32>("uuid32");
    QTest::addColumn<bool>("constructUuid128");
    QTest::addColumn<quint128>("uuid128");
    QTest::addColumn<QString>("uuidS");

    NEWROW32("base uuid", 0x00, 0x00, 0x00, 0x00, "00000000" BASEUUID);
    NEWROW16("0x0001", 0x00, 0x01, "00000001" BASEUUID);
    NEWROW16("0xffff", 0xff, 0xff, "0000FFFF" BASEUUID);
    NEWROW32("0x00010000", 0x00, 0x01, 0x00, 0x00, "00010000" BASEUUID);
    NEWROW32("0x0001ffff", 0x00, 0x01, 0xff, 0xff, "0001FFFF" BASEUUID);
    NEWROW32("0xffff0000", 0xff, 0xff, 0x00, 0x00, "FFFF0000" BASEUUID);
    NEWROW32("0xffffffff", 0xff, 0xff, 0xff, 0xff, "FFFFFFFF" BASEUUID);

    {
        quint128 uuid128 = {
            {
                0x00, 0x11, 0x22, 0x33,
                0x44, 0x55,
                0x66, 0x77,
                0x88, 0x99,
                0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff
            }
        };

        QTest::newRow("00112233-4455-6677-8899-AABBCCDDEEFF")
            << false << quint16(0) << false << quint32(0) << true << uuid128
            << QStringLiteral("{00112233-4455-6677-8899-AABBCCDDEEFF}");
    }
}

void tst_QBluetoothUuid::tst_conversion()
{
    QFETCH(bool, constructUuid16);
    QFETCH(quint16, uuid16);
    QFETCH(bool, constructUuid32);
    QFETCH(quint32, uuid32);
    QFETCH(bool, constructUuid128);
    QFETCH(quint128, uuid128);
    QFETCH(QString, uuidS);

    int minimumSize = 16;
    if (constructUuid16)
        minimumSize = 2;
    else if (constructUuid32)
        minimumSize = 4;

    if (constructUuid16) {
        QBluetoothUuid uuid(uuid16);

        bool ok;

        QCOMPARE(uuid.toUInt16(&ok), uuid16);
        QVERIFY(ok);

        QCOMPARE(uuid.toUInt32(&ok), uuid32);
        QVERIFY(ok);

        QVERIFY(memcmp(uuid.toUInt128().data, uuid128.data, 16) == 0);

        QCOMPARE(uuid.toString().toUpper(), uuidS.toUpper());

        QCOMPARE(uuid.minimumSize(), minimumSize);
    }

    if (constructUuid32) {
        QBluetoothUuid uuid(uuid32);

        bool ok;

        quint16 tmp = uuid.toUInt16(&ok);
        QCOMPARE(ok, constructUuid16);
        if (ok) {
            QCOMPARE(tmp, uuid16);
        }

        QCOMPARE(uuid.toUInt32(&ok), uuid32);
        QVERIFY(ok);

        QVERIFY(memcmp(uuid.toUInt128().data, uuid128.data, 16) == 0);

        QCOMPARE(uuid.toString().toUpper(), uuidS.toUpper());

        QCOMPARE(uuid.minimumSize(), minimumSize);
    }

    if (constructUuid128) {
        QBluetoothUuid uuid(uuid128);

        bool ok;

        quint16 tmpUuid16 = uuid.toUInt16(&ok);
        QCOMPARE(ok, constructUuid16);
        if (ok)
            QCOMPARE(tmpUuid16, uuid16);

        quint32 tmpUuid32 = uuid.toUInt32(&ok);
        QCOMPARE(ok, constructUuid32);
        if (ok)
            QCOMPARE(tmpUuid32, uuid32);

        QVERIFY(memcmp(uuid.toUInt128().data, uuid128.data, 16) == 0);

        QCOMPARE(uuid.toString().toUpper(), uuidS.toUpper());

        QCOMPARE(uuid.minimumSize(), minimumSize);
    }
}

void tst_QBluetoothUuid::tst_comparison_data()
{
    tst_conversion_data();
}

void tst_QBluetoothUuid::tst_comparison()
{
    QFETCH(bool, constructUuid16);
    QFETCH(quint16, uuid16);
    QFETCH(bool, constructUuid32);
    QFETCH(quint32, uuid32);
    QFETCH(bool, constructUuid128);
    QFETCH(quint128, uuid128);

    QVERIFY(QBluetoothUuid() == QBluetoothUuid());

    if (constructUuid16) {
        QBluetoothUuid quuid16(uuid16);
        QBluetoothUuid quuid32(uuid32);
        QBluetoothUuid quuid128(uuid128);

        QVERIFY(quuid16.toUInt16() == uuid16);
        QVERIFY(quuid16.toUInt32() == uuid32);

        QVERIFY(quuid16 == quuid32);
        QVERIFY(quuid16 == quuid128);

        QVERIFY(quuid32 == quuid16);
        QVERIFY(quuid128 == quuid16);
    }

    if (constructUuid32) {
        QBluetoothUuid quuid32(uuid32);
        QBluetoothUuid quuid128(uuid128);

        QVERIFY(quuid32.toUInt32() == uuid32);
        QVERIFY(quuid32 == quuid128);

        QVERIFY(quuid128 == quuid32);
    }

    if (constructUuid128) {
        QBluetoothUuid quuid128(uuid128);

        for (int var = 0; var < 16; ++var) {
            QVERIFY(quuid128.toUInt128().data[var] == uuid128.data[var]);
        }
    }
}

void tst_QBluetoothUuid::tst_quint128ToUuid()
{
    QBluetoothUuid temp(QString("{67C8770B-44F1-410A-AB9A-F9B5446F13EE}"));
    quint128 array = temp.toUInt128();
    QBluetoothUuid u(array);
    QVERIFY(temp == u);

    QBENCHMARK {
        QBluetoothUuid u(array);
    }
}
QTEST_MAIN(tst_QBluetoothUuid)

#include "tst_qbluetoothuuid.moc"