Пример #1
0
TEST_F(SignalTest, DeferredSynchronousSignal) {
    cout << "Instantiating signal object" << endl;

    Signal<int, int> testSignal;

    BasicTimer bt;
    cout << "Connecting signal" << endl;
    bt.start();
    testSignal.connectSlot(ExecutorScheme::DEFERRED_SYNCHRONOUS, staticSumFunction);
    bt.stop();
    cout << "Time to connect: " << bt.getElapsedMilliseconds() << "ms" << endl;

    cout << "Emitting signal" << endl;

    bt.start();
    testSignal(1, 2);
    bt.stop();
    cout << "Time to emit: " << bt.getElapsedMilliseconds() << "ms" << endl;

    ASSERT_NE(globalStaticIntX, 3);
    
    testSignal.invokeDeferred();
    
    ASSERT_EQ(globalStaticIntX, 3);

    testSignal.disconnectSlot(0);
}
Пример #2
0
TEST_F(SignalTest, MultiEmit){
    cout << "Instantiating signal object" << endl;

    Signal<int, int> testSignal;

    BasicTimer bt;
    BasicTimer bt2;
    cout << "Connecting signal" << endl;
    bt.start();
    int id = testSignal.connectSlot(ExecutorScheme::STRAND, staticSumFunction);
    bt.stop();
    cout << "Time to connect: " << bt.getElapsedMilliseconds() << "ms" << endl;

    cout << "Emitting signal" << endl;

    bt.start();
    list<thread> threads;
    const uint32_t nThreads = 64;
    std::atomic<uint32_t> threadsRemaining{nThreads};
    for (uint32_t i=0; i<nThreads; i++){
        threads.emplace_back([&, i](){
            for (uint32_t i=0; i<1000000; ++i){
                testSignal.emitSignal(1, 2);
            }
            uint32_t tr = threadsRemaining.fetch_sub(1);
            cout << "Threads remaining: " << tr-1 << endl;
            cout << "globalStaticInt: " << globalStaticIntX << endl;
        });
    }
    bt.stop();
    
    bt2.start();
    while (bt2.getElapsedSeconds() < 60.0) {
        if (globalStaticIntX == 1000000*3*nThreads) {
            bt2.stop();
            break;
        }
        std::this_thread::sleep_for(std::chrono::milliseconds(100));
    }
    //ASSERT_LT(bt2.getElapsedSeconds(), 0.1);
    cout << "Time to emit: " << bt.getElapsedMilliseconds() << "ms" << endl;
    cout << "Time to emit and process: " << bt2.getElapsedMilliseconds() << "ms" << endl;
    cout << "Net time to process: " << bt2.getElapsedMilliseconds() - bt.getElapsedMilliseconds() << "ms" << endl;

    ASSERT_EQ(0, id);

    testSignal.disconnectAllSlots();
    for (auto &t : threads) t.join();
}
WheeledThreadPool::_init::_init(){
    //make a conservative estimate of when blocking will
    //be faster than spinning
    BasicTimer bt;
    MPSCQueue<int> tq;
    tq.enqueue(0);
    int x;
    bt.start();
    tq.blockingDequeue(x);
    bt.stop();
    maxWait = bt.getElapsedDuration()*2;
}
Пример #4
0
TEST_F(SignalTest, StrandSignal) {
    cout << "Instantiating signal object" << endl;

    Signal<int, int> testSignal;

    BasicTimer bt;
    BasicTimer bt2;
    cout << "Connecting signal" << endl;
    bt.start();
    int id = testSignal.connectSlot(ExecutorScheme::STRAND, staticSumFunction);
    bt.stop();
    cout << "Time to connect: " << bt.getElapsedMilliseconds() << "ms" << endl;

    cout << "Emitting signal" << endl;

    bt.start();
    bt2.start();
    testSignal.emitSignal(1, 2);
    bt.stop();

    while (bt2.getElapsedSeconds() < 0.1) {
        if (globalStaticIntX == 3) {
            bt2.stop();
            break;
        }
    }
    ASSERT_LT(bt2.getElapsedSeconds(), 0.1);
    ASSERT_EQ(globalStaticIntX, 3);

    cout << "Time to emit: " << bt.getElapsedMilliseconds() << "ms" << endl;
    cout << "Time to emit and process: " << bt2.getElapsedMilliseconds() << "ms" << endl;
    cout << "Net time to process: " << bt2.getElapsedMilliseconds() - bt.getElapsedMilliseconds() << "ms" << endl;

    ASSERT_EQ(0, id);

    testSignal.disconnectAllSlots();

}
Пример #5
0
TEST_F(SignalTest, MultipleConnectionTypes) {
    cout << "Testing multiple connection types for single signal" << endl;
    Signal<BigThing> testSignal;

    cout << "Connecting signals" << endl;
    list<int> ids;
    ids.push_back(testSignal.connectSlot(ExecutorScheme::SYNCHRONOUS, pushToQueue));
    ids.push_back(testSignal.connectSlot(ExecutorScheme::ASYNCHRONOUS, pushToQueue));
    ids.push_back(testSignal.connectSlot(ExecutorScheme::STRAND, pushToQueue));

    cout << "Emitting signal" << endl;
    BasicTimer bt;
    BasicTimer bt2;

    bt.start();
    bt2.start();
    BigThing bigthing;
    for (uint32_t i = 0; i < 10; i++) {
        testSignal.emitSignal(bigthing);
    }
    bt2.stop();

    cout << "Dequeueing" << endl;
    for (int i = 0; i < 30; i++) {
        sq.dequeue();
    }

    bt.stop();

    cout << "Signals emitted" << endl;
    cout << "Total time for emission: " << bt2.getElapsedMilliseconds() << "ms" << endl;
    cout << "Total time for emission and processing: " << bt.getElapsedMilliseconds() << "ms" << endl;
    cout << "Average emission+processing time: " << bt.getElapsedMilliseconds() / 10.0 << "ms" << endl;
    ASSERT_LT(bt2.getElapsedSeconds(), 0.1);
    ASSERT_LT(bt.getElapsedSeconds(), 0.2);
}