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#include "test_precomp.hpp"

using namespace cv;
using namespace cv::gpu;
using namespace cv::cudev;
using namespace cvtest;

typedef ::testing::Types<uchar, ushort, short, int> IntTypes;

////////////////////////////////////////////////////////////////////////////////
// BitNotTest

template <typename T>
class BitNotTest : public ::testing::Test
{
public:
    void test_gpumat()
    {
        const Size size = randomSize(100, 400);
        const int type = DataType<T>::type;

        Mat src = randomMat(size, type);

        GpuMat_<T> d_src(src);

        GpuMat_<T> dst = ~d_src;

        Mat dst_gold;
        cv::bitwise_not(src, dst_gold);

        EXPECT_MAT_NEAR(dst_gold, dst, 0.0);
    }
};

TYPED_TEST_CASE(BitNotTest, IntTypes);

TYPED_TEST(BitNotTest, GpuMat)
{
    BitNotTest<TypeParam>::test_gpumat();
}

////////////////////////////////////////////////////////////////////////////////
// BitAndTest

template <typename T>
class BitAndTest : public ::testing::Test
{
public:
    void test_gpumat_gpumat()
    {
        const Size size = randomSize(100, 400);
        const int type = DataType<T>::type;

        Mat src1 = randomMat(size, type);
        Mat src2 = randomMat(size, type);

        GpuMat_<T> d_src1(src1), d_src2(src2);

        GpuMat_<T> dst = d_src1 & d_src2;

        Mat dst_gold;
        cv::bitwise_and(src1, src2, dst_gold);

        EXPECT_MAT_NEAR(dst_gold, dst, 0.0);
    }
};

TYPED_TEST_CASE(BitAndTest, IntTypes);

TYPED_TEST(BitAndTest, GpuMat_GpuMat)
{
    BitAndTest<TypeParam>::test_gpumat_gpumat();
}

////////////////////////////////////////////////////////////////////////////////
// LShiftTest

template <typename T>
class LShiftTest : public ::testing::Test
{
public:
    void test_accuracy()
    {
        const Size size = randomSize(100, 400);
        const int type = DataType<T>::type;

        Mat src = randomMat(size, type);

        GpuMat_<T> d_src(src);

        GpuMat_<T> dst1 = d_src << 2;
        GpuMat_<T> dst2 = d_src * 4;

        EXPECT_MAT_NEAR(dst1, dst2, 0.0);
    }
};

TYPED_TEST_CASE(LShiftTest, int);

TYPED_TEST(LShiftTest, Accuracy)
{
    LShiftTest<TypeParam>::test_accuracy();
}