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#include "test_precomp.hpp"

using namespace std;
using namespace cv;
using namespace cv::gpu;

struct CV_AsyncGpuMatTest : public cvtest::BaseTest
{
    CV_AsyncGpuMatTest() {}

    void run(int)
    {
        CudaMem src(Mat::zeros(100, 100, CV_8UC1));

        GpuMat gpusrc;
        GpuMat gpudst0, gpudst1(100, 100, CV_8UC1);

        CudaMem cpudst0;
        CudaMem cpudst1;

        Stream stream0, stream1;

        stream0.enqueueUpload(src, gpusrc);
        bitwise_not(gpusrc, gpudst0, GpuMat(), stream0);
        stream0.enqueueDownload(gpudst0, cpudst0);

        stream1.enqueueMemSet(gpudst1, Scalar::all(128));
        stream1.enqueueDownload(gpudst1, cpudst1);

        stream0.waitForCompletion();
        stream1.waitForCompletion();

        Mat cpu_gold0(100, 100, CV_8UC1, Scalar::all(255));
        Mat cpu_gold1(100, 100, CV_8UC1, Scalar::all(128));

        if (norm(cpudst0, cpu_gold0, NORM_INF) > 0 || norm(cpudst1, cpu_gold1, NORM_INF) > 0)
            ts->set_failed_test_info(cvtest::TS::FAIL_GENERIC);
        else
            ts->set_failed_test_info(cvtest::TS::OK);
    }
};

TEST(GpuMat, async) { CV_AsyncGpuMatTest test; test.safe_run(); }