C++ (Cpp) AccelerometerSensorChannelInterface::setInterval示例

示例#1

文件： powermanagementtests.cpp 项目： faenil/sensorfw

void PowerManagementTest::testIntervalRace()
{
    UNBLANK_SCREEN;

    AccelerometerSensorChannelInterface* accOne = AccelerometerSensorChannelInterface::interface("accelerometersensor");
    QVERIFY2(accOne != NULL && accOne->isValid(), accOne ? accOne->errorString().toLatin1() : "Null pointer");

    AccelerometerSensorChannelInterface* accTwo = AccelerometerSensorChannelInterface::interface("accelerometersensor");
    QVERIFY2(accTwo != NULL && accTwo->isValid(), accTwo ? accTwo->errorString().toLatin1() : "Null pointer");

    // Screen orientation keeps acc open, the 'default' may change.
    // Thus dynamic values.
    unsigned int originalInterval = readPollInterval(accPollFile);
    qDebug() << "original interval:" << originalInterval;
    QVERIFY2((originalInterval == 0 || originalInterval > 3), "Can't run the test with current poll value.");

    unsigned int testIntervalOne = 100; // Faster than original
    unsigned int testIntervalTwo = 50; // Faster than previous
    unsigned int testIntervalThree = 200; // Slower than previous

    accOne->setInterval(testIntervalOne);
    accOne->start();

    QVERIFY(readPollInterval(accPollFile) == testIntervalOne);

    accTwo->setInterval(testIntervalTwo);
    accTwo->start();

    QVERIFY(readPollInterval(accPollFile) == testIntervalTwo);

    accTwo->stop();

    QVERIFY(readPollInterval(accPollFile) == testIntervalOne);

    accTwo->setInterval(testIntervalThree);
    accTwo->start();

    QVERIFY(readPollInterval(accPollFile) == testIntervalOne);

    accOne->stop();

    QVERIFY(readPollInterval(accPollFile) == testIntervalThree);

    accTwo->stop();

    QVERIFY(readPollInterval(accPollFile) == originalInterval);

    delete accOne;
    delete accTwo;
}

示例#2

文件： powermanagementtests.cpp 项目： faenil/sensorfw

void PowerManagementTest::testIntervalStartStop()
{
    UNBLANK_SCREEN;

    AccelerometerSensorChannelInterface* accOne = AccelerometerSensorChannelInterface::interface("accelerometersensor");
    QVERIFY2(accOne != NULL && accOne->isValid(), accOne ? accOne->errorString().toLatin1() : "Null pointer");

    // Screen orientation keeps acc open, the 'default' may change.
    // Thus dynamic values.
    unsigned int originalInterval = readPollInterval(accPollFile);
    unsigned int testInterval = originalInterval > 1 ? originalInterval / 2 : 100;

    accOne->setInterval(testInterval);

    QVERIFY(readPollInterval(accPollFile) == originalInterval);

    accOne->start();
    QVERIFY(readPollInterval(accPollFile) == testInterval);

    accOne->stop();

    QVERIFY(readPollInterval(accPollFile) == originalInterval);

    delete accOne;
}