Function cppReduceTest

test/reduce.cpp:236–269

template<typename Ti, typename To, ReductionOp reduce>
void cppReduceTest(string pTestFile) {
    SUPPORTED_TYPE_CHECK(Ti);
    SUPPORTED_TYPE_CHECK(To);

    vector<dim4> numDims;

    vector<vector<int>> data;
    vector<vector<int>> tests;
    readTests<int, int, int>(pTestFile, numDims, data, tests);
    dim4 dims = numDims[0];

    vector<Ti> in(data[0].size());
    transform(data[0].begin(), data[0].end(), in.begin(), convert_to<Ti, int>);

    array input(dims, &in.front());

    // Compare result
    for (int d = 0; d < (int)tests.size(); ++d) {
        vector<To> currGoldBar(tests[d].begin(), tests[d].end());

        // Run sum
        array output = reduce(input, d);

        // Get result
        vector<To> outData(dims.elements());
        output.host((void *)&outData.front());

        size_t nElems = currGoldBar.size();
        for (size_t elIter = 0; elIter < nElems; ++elIter) {
            ASSERT_EQ(currGoldBar[elIter], outData[elIter])
                << "at: " << elIter << " for dim " << d << endl;
        }
    }
}

TEST(Reduce, Test_Sum_Scalar_MaxDim) {
    const size_t largeDim = 65535 * 32 * 8 + 1;