#include #include #include #include template void TestSetDifferenceByKeyDescendingSimple(void) { typedef typename Vector::value_type T; typedef typename Vector::iterator Iterator; Vector a_key(4), a_val(4); Vector b_key(5), b_val(5); a_key[0] = 5; a_key[1] = 4; a_key[2] = 2; a_key[3] = 0; a_val[0] = 0; a_val[1] = 0; a_val[2] = 0; a_val[3] = 0; b_key[0] = 6; b_key[1] = 4; b_key[2] = 3; b_key[3] = 3; b_key[4] = 0; b_val[0] = 1; b_val[1] = 1; b_val[2] = 1; b_val[3] = 1; b_val[4] = 1; Vector ref_key(2), ref_val(2); ref_key[0] = 5; ref_key[1] = 2; ref_val[0] = 0; ref_val[1] = 0; Vector result_key(2), result_val(2); thrust::pair end = thrust::set_difference_by_key(a_key.begin(), a_key.end(), b_key.begin(), b_key.end(), a_val.begin(), b_val.begin(), result_key.begin(), result_val.begin(), thrust::greater()); ASSERT_EQUAL_QUIET(result_key.end(), end.first); ASSERT_EQUAL_QUIET(result_val.end(), end.second); ASSERT_EQUAL(ref_key, result_key); ASSERT_EQUAL(ref_val, result_val); } DECLARE_VECTOR_UNITTEST(TestSetDifferenceByKeyDescendingSimple); template void TestSetDifferenceByKeyDescending(const size_t n) { thrust::host_vector temp = unittest::random_integers(2 * n); thrust::host_vector h_a_key(temp.begin(), temp.begin() + n); thrust::host_vector h_b_key(temp.begin() + n, temp.end()); thrust::sort(h_a_key.begin(), h_a_key.end(), thrust::greater()); thrust::sort(h_b_key.begin(), h_b_key.end(), thrust::greater()); thrust::host_vector h_a_val = unittest::random_integers(h_a_key.size()); thrust::host_vector h_b_val = unittest::random_integers(h_b_key.size()); thrust::device_vector d_a_key = h_a_key; thrust::device_vector d_b_key = h_b_key; thrust::device_vector d_a_val = h_a_val; thrust::device_vector d_b_val = h_b_val; thrust::host_vector h_result_key(n), h_result_val(n); thrust::device_vector d_result_key(n), d_result_val(n); thrust::pair< typename thrust::host_vector::iterator, typename thrust::host_vector::iterator > h_end; thrust::pair< typename thrust::device_vector::iterator, typename thrust::device_vector::iterator > d_end; h_end = thrust::set_difference_by_key(h_a_key.begin(), h_a_key.end(), h_b_key.begin(), h_b_key.end(), h_a_val.begin(), h_b_val.begin(), h_result_key.begin(), h_result_val.begin(), thrust::greater()); h_result_key.erase(h_end.first, h_result_key.end()); h_result_val.erase(h_end.second, h_result_val.end()); d_end = thrust::set_difference_by_key(d_a_key.begin(), d_a_key.end(), d_b_key.begin(), d_b_key.end(), d_a_val.begin(), d_b_val.begin(), d_result_key.begin(), d_result_val.begin(), thrust::greater()); d_result_key.erase(d_end.first, d_result_key.end()); d_result_val.erase(d_end.second, d_result_val.end()); ASSERT_EQUAL(h_result_key, d_result_key); ASSERT_EQUAL(h_result_val, d_result_val); } DECLARE_VARIABLE_UNITTEST(TestSetDifferenceByKeyDescending);