C++ QTEST_ASSERT函数代码示例

    static void printMessage(const char *type, const char *msg, const char *file = 0, int line = 0)
    {
        QTEST_ASSERT(type);
        QTEST_ASSERT(msg);

        char buf[1024];

        const char *fn = QTestResult::currentTestFunction() ? QTestResult::currentTestFunction()
            : "UnknownTestFunc";
        const char *tag = QTestResult::currentDataTag() ? QTestResult::currentDataTag() : "";
        const char *gtag = QTestResult::currentGlobalDataTag()
                         ? QTestResult::currentGlobalDataTag()
                         : "";
        const char *filler = (tag[0] && gtag[0]) ? ":" : "";
        if (file) {
            QTest::qt_snprintf(buf, sizeof(buf), "%s: %s::%s(%s%s%s)%s%s\n"
#ifdef Q_OS_WIN
                          "%s(%d) : failure location\n"
#else
                          "   Loc: [%s(%d)]\n"
#endif
                          , type, QTestResult::currentTestObjectName(), fn, gtag, filler, tag,
                          msg[0] ? " " : "", msg, file, line);
        } else {
            QTest::qt_snprintf(buf, sizeof(buf), "%s: %s::%s(%s%s%s)%s%s\n",
                    type, QTestResult::currentTestObjectName(), fn, gtag, filler, tag,
                    msg[0] ? " " : "", msg);
        }
        memcpy(buf, type, strlen(type));
        outputMessage(buf);
    }

void QTestTable::addColumn(int type, const char *name)
{
    QTEST_ASSERT(type);
    QTEST_ASSERT(name);

    d->append(type, name);
}

void QTestBasicStreamer::startStreaming()
{
    QTEST_ASSERT(!QTest::stream);

    const char *out = QTestLog::outputFileName();
    if (!out) {
        QTest::stream = stdout;
        return;
    }
    #if defined(_MSC_VER) && _MSC_VER >= 1400 && !defined(Q_OS_WINCE)
    if (::fopen_s(&QTest::stream, out, "wt")) {
        #else
        QTest::stream = ::fopen(out, "wt");
        if (!QTest::stream) {
            #endif
            printf("Unable to open file for logging: %s", out);
            ::exit(1);
        }
}

bool QTestBasicStreamer::isTtyOutput()
{
    QTEST_ASSERT(QTest::stream);

#if defined(Q_OS_WIN) || defined(Q_OS_INTEGRITY)
    return true;
#else
    static bool ttyoutput = isatty(fileno(QTest::stream));
    return ttyoutput;
#endif
}

void QTestLog::addPass(const char *msg)
{
    QTEST_ASSERT(QTest::testLogger);
    QTEST_ASSERT(msg);

    QTest::testLogger->addIncident(QAbstractTestLogger::Pass, msg);
}

    static void printMessage(const char *type, const char *msg, const char *file = 0, int line = 0)
    {
        QTEST_ASSERT(type);
        QTEST_ASSERT(msg);

        QTestCharBuffer buf;

        const char *fn = QTestResult::currentTestFunction() ? QTestResult::currentTestFunction()
            : "UnknownTestFunc";
        const char *tag = QTestResult::currentDataTag() ? QTestResult::currentDataTag() : "";
        const char *gtag = QTestResult::currentGlobalDataTag()
                         ? QTestResult::currentGlobalDataTag()
                         : "";
        const char *filler = (tag[0] && gtag[0]) ? ":" : "";
        if (file) {
            QTest::qt_asprintf(&buf, "%s: %s::%s(%s%s%s)%s%s\n"
#ifdef Q_OS_WIN
                          "%s(%d) : failure location\n"
#else
                          "   Loc: [%s(%d)]\n"
#endif
                          , type, QTestResult::currentTestObjectName(), fn, gtag, filler, tag,
                          msg[0] ? " " : "", msg, file, line);
        } else {
            QTest::qt_asprintf(&buf, "%s: %s::%s(%s%s%s)%s%s\n",
                    type, QTestResult::currentTestObjectName(), fn, gtag, filler, tag,
                    msg[0] ? " " : "", msg);
        }
        // In colored mode, printf above stripped our nonprintable control characters.
        // Put them back.
        memcpy(buf.data(), type, strlen(type));
        outputMessage(buf.data());
    }

void QAbstractTestLogger::startLogging()
{
    QTEST_ASSERT(!QTest::stream);

    const char *out = QTestLog::outputFileName();
    if (!out) {
        QTest::stream = stdout;
        return;
    }
#if defined(_MSC_VER) && _MSC_VER >= 1400
    if (::fopen_s(&QTest::stream, out, "wt")) {
#else
    QTest::stream = ::fopen(out, "wt");
    if (!QTest::stream) {
#endif
        printf("Unable to open file for logging: %s", out);
        ::exit(1);
    }
}

void QAbstractTestLogger::stopLogging()
{
    QTEST_ASSERT(QTest::stream);
    if (QTest::stream != stdout)
        fclose(QTest::stream);
    QTest::stream = 0;
}

    static void mouseWheel(QWindow* window, QObject* item, Qt::MouseButtons buttons,
                                Qt::KeyboardModifiers stateKey,
                                QPointF _pos, int xDelta, int yDelta, int delay = -1)
    {
        QTEST_ASSERT(window);
        QTEST_ASSERT(item);
        if (delay == -1 || delay < QTest::defaultMouseDelay())
            delay = QTest::defaultMouseDelay();
        if (delay > 0)
            QTest::qWait(delay);

        QPoint pos;
        QQuickItem *sgitem = qobject_cast<QQuickItem *>(item);
        if (sgitem)
            pos = sgitem->mapToScene(_pos).toPoint();

        QTEST_ASSERT(buttons == Qt::NoButton || buttons & Qt::MouseButtonMask);
        QTEST_ASSERT(stateKey == 0 || stateKey & Qt::KeyboardModifierMask);

        stateKey &= static_cast<unsigned int>(Qt::KeyboardModifierMask);
        QWheelEvent we(pos, window->mapToGlobal(pos), QPoint(0, 0), QPoint(xDelta, yDelta), 0, Qt::Vertical, buttons, stateKey);

        QSpontaneKeyEvent::setSpontaneous(&we); // hmmmm
        if (!qApp->notify(window, &we))
            QTest::qWarn("Wheel event not accepted by receiving window");
    }

bool QTestResult::compare(bool success, const char *failureMsg,
                          char *val1, char *val2,
                          const char *actual, const char *expected,
                          const char *file, int line)
{
    QTEST_ASSERT(expected);
    QTEST_ASSERT(actual);

    char msg[1024];

    if (QTestLog::verboseLevel() >= 2) {
        qsnprintf(msg, 1024, "QCOMPARE(%s, %s)", actual, expected);
        QTestLog::info(msg, file, line);
    }

    if (!failureMsg)
        failureMsg = "Compared values are not the same";

    if (success && QTest::expectFailMode) {
        qsnprintf(msg, 1024, "QCOMPARE(%s, %s) returned TRUE unexpectedly.", actual, expected);
    } else if (val1 || val2) {
        qsnprintf(msg, 1024, "%s\n   Actual   (%s): %s\n   Expected (%s): %s",
                  failureMsg,
                  actual, val1 ? val1 : "<null>",
                  expected, val2 ? val2 : "<null>");
    } else
        qsnprintf(msg, 1024, "%s", failureMsg);

    delete [] val1;
    delete [] val2;

    return checkStatement(success, msg, file, line);
}

void QAbstractTestLogger::startLogging()
{
    QTEST_ASSERT(!QTest::stream);

    const char *out = QTestLog::outputFileName();
    if (!out) {
        QTest::stream = stdout;
        return;
    }
#if defined(_MSC_VER) && _MSC_VER >= 1400 && !defined(Q_OS_WINCE)
    if (::fopen_s(&QTest::stream, out, "wt")) {
#else
    QTest::stream = ::fopen(out, "wt");
    if (!QTest::stream) {
#endif
        printf("Unable to open file for logging: %s", out);
        ::exit(1);
    }
}

void QAbstractTestLogger::stopLogging()
{
    QTEST_ASSERT(QTest::stream);
    if (QTest::stream != stdout) {
        fclose(QTest::stream);
    } else {
#ifdef Q_OS_SYMBIAN
        // Convenience sleep for Symbian and TRK. Without this sleep depending on the timing the
        // user would not see the complete output because it is still pending in any of the buffers
        // before arriving via the USB port on the development PC
        User::AfterHighRes(2*1000*1000);
#endif
    }
    QTest::stream = 0;
}

QTestData::QTestData(const char *tag, QTestTable *parent)
{
    QTEST_ASSERT(tag);
    QTEST_ASSERT(parent);
    d = new QTestDataPrivate;
    d->tag = qstrdup(tag);
    d->parent = parent;
    d->data = new void *[parent->elementCount()];
    memset(d->data, 0, parent->elementCount() * sizeof(void*));
}

void QAbstractTestLogger::outputString(const char *msg)
{
    QTEST_ASSERT(stream);
    QTEST_ASSERT(msg);

    char *filtered = new char[strlen(msg) + 1];
    strcpy(filtered, msg);
    filterUnprintable(filtered);

    ::fputs(filtered, stream);
    ::fflush(stream);

    delete [] filtered;
}

void MainTest::deletePost()
{
    auto count = FROM(db.posts())
            WHERE(Post::idField() == postId)
            DELETE();

    QTEST_ASSERT(count == 1);

    count = FROM(db.posts())
            WHERE(Post::idField() == postId)
            COUNT();

    QTEST_ASSERT(count == 0);
}

    static void messageHandler(QtMsgType type, const char *msg)
    {
        static QBasicAtomicInt counter = Q_BASIC_ATOMIC_INITIALIZER(QTest::maxWarnings);

        if (!msg || !QTest::testLogger) {
            // if this goes wrong, something is seriously broken.
            qInstallMsgHandler(oldMessageHandler);
            QTEST_ASSERT(msg);
            QTEST_ASSERT(QTest::testLogger);
        }

        if (handleIgnoredMessage(type, msg))
            // the message is expected, so just swallow it.
            return;

        if (type != QtFatalMsg) {
            if (counter <= 0)
                return;

            if (!counter.deref()) {
                QTest::testLogger->addMessage(QAbstractTestLogger::QSystem,
                        "Maximum amount of warnings exceeded.");
                return;
            }
        }

        switch (type) {
        case QtDebugMsg:
            QTest::testLogger->addMessage(QAbstractTestLogger::QDebug, msg);
            break;
        case QtCriticalMsg:
            QTest::testLogger->addMessage(QAbstractTestLogger::QSystem, msg);
            break;
        case QtWarningMsg:
            QTest::testLogger->addMessage(QAbstractTestLogger::QWarning, msg);
            break;
        case QtFatalMsg:
            QTest::testLogger->addMessage(QAbstractTestLogger::QFatal, msg);
            /* Right now, we're inside the custom message handler and we're
             * being qt_message_output in qglobal.cpp. After we return from
             * this function, it will proceed with calling exit() and abort()
             * and hence crash. Therefore, we call these logging functions such
             * that we wrap up nicely, and in particular produce well-formed XML. */
            QTestResult::addFailure("Received a fatal error.", "Unknown file", 0);
            QTestLog::leaveTestFunction();
            QTestLog::stopLogging();
            break;
        }
    }

QT_BEGIN_NAMESPACE

QTestXunitStreamer::QTestXunitStreamer(QXunitTestLogger *logger)
    : testLogger(logger)
{
    QTEST_ASSERT(testLogger);
}

void QTestXunitStreamer::output(QTestElement *element) const
{
    QTEST_ASSERT(element);

    outputString("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n");
    outputElements(element);
}