tst_protobuf_timestamp.cpp

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// Copyright (C) 2023 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include "timestampmessages.qpb.h"

#include <QtProtobuf/qprotobufjsonserializer.h>

#include <QtProtobuf/qprotobufserializer.h>

#include <ratio>

#include <QtTest/QtTest>

class tst_protobuf_timestamp : public QObject

    Q_OBJECT

private Q_SLOTS:

    void simpleMessage();

    void jsonRFC3339();

    void jsonNormal();

};

using namespace MyTopLevelNamespace::qtproto::tests;

using namespace Qt::StringLiterals;

void tst_protobuf_timestamp::simpleMessage()

    QProtobufSerializer serializer;

    TimestampMessage ts;

    ts.setField(google::protobuf::Timestamp::fromDateTime(

            { { 1970, 01, 01 }, { 0, 0, 1 }, QTimeZone(QTimeZone::UTC) }));

    QCOMPARE_EQ(ts.field().nanos(), 0);

    QCOMPARE_EQ(ts.field().seconds(), 1);

    ts.setField(google::protobuf::Timestamp::fromDateTime(

            { { 1984, 6, 8 }, { 10, 10, 10 }, QTimeZone(QTimeZone::UTC) }));

    QCOMPARE_EQ(ts.field().nanos(), 0);

    QCOMPARE_EQ(ts.field().seconds(), 455537410);

    QDateTime now = QDateTime::currentDateTime();

    ts.setField(google::protobuf::Timestamp::fromDateTime(now));

    QCOMPARE_EQ(ts.field().toDateTime(), now);

    constexpr auto milliToNano = std::ratio_divide<std::nano, std::milli>::den;

    QCOMPARE_EQ(ts.field().nanos(), (now.toMSecsSinceEpoch() % std::milli::den) * milliToNano);

    QCOMPARE_EQ(ts.field().seconds(), now.toMSecsSinceEpoch() / std::milli::den);

    ts.setField(google::protobuf::Timestamp::fromDateTime(

            QDateTime::fromMSecsSinceEpoch(1688124178703, QTimeZone(QTimeZone::UTC))));

    QCOMPARE_EQ(ts.serialize(&serializer).toHex(), "0a0c0892f6faa40610c0db9bcf02"_ba);

    QVERIFY(ts.deserialize(&serializer, QByteArray::fromHex("0a0c08c3f7faa4061080d594d603")));

    QCOMPARE_EQ(ts.field().toDateTime(),

                QDateTime::fromMSecsSinceEpoch(1688124355986, QTimeZone(QTimeZone::UTC)));

void tst_protobuf_timestamp::jsonRFC3339()

    QProtobufJsonSerializer serializer;

    TimestampMessage ts;

    ts.setField(google::protobuf::Timestamp::fromDateTime({

        { 1984, 6,  8  },

        { 10,   10, 10 },

        QTimeZone(QTimeZone::UTC)

    }));

    QByteArray result = ts.serialize(&serializer);

    QCOMPARE_EQ(result, "{\"field\":\"1984-06-08T10:10:10.000Z\"}"_ba);

    ts.setField({});

    QVERIFY(ts.deserialize(&serializer, "{\"field\":\"1984-06-08T10:10:10.000Z\"}"_ba));

    QCOMPARE_EQ(ts.field().nanos(), 0);

    QCOMPARE_EQ(ts.field().seconds(), 455537410);

void tst_protobuf_timestamp::jsonNormal()

    QProtobufJsonSerializer serializer;

    TimestampMessage ts;

    QVERIFY(ts.deserialize(&serializer, "{\"field\":{\"seconds\":455537410, \"nanos\":0}}"_ba));

    QCOMPARE_EQ(ts.field().nanos(), 0);

    QCOMPARE_EQ(ts.field().seconds(), 455537410);

QTEST_MAIN(tst_protobuf_timestamp)

#include "tst_protobuf_timestamp.moc"