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Added testing for sequence indexing with non-unitary steps by edwinsolisf · Pull Request #3587 · arrayfire/arrayfire · GitHub

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50 changes: 50 additions & 0 deletions test/gen_index.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -253,6 +253,56 @@ TEST(GeneralIndex, AASS) {
ASSERT_SUCCESS(af_release_array(outArray));
}

TEST(GeneralIndex, SSAS_LinearSteps) {
vector<dim4> numDims;
vector<vector<float>> in;
vector<vector<float>> tests; // Read tests from file

readTestsFromFile<float, float>(
TEST_DIR "/gen_index/s29_9__3s0_9_2as0_n.test", numDims, in, tests);

af_array outArray = 0;
af_array inArray = 0;
af_array idxArray0 = 0;
dim4 dims0 = numDims[0];
dim4 dims1 = numDims[1];

ASSERT_SUCCESS(af_create_array(&inArray, &(in[0].front()), dims0.ndims(),
dims0.get(),
(af_dtype)dtype_traits<float>::af_type));

ASSERT_SUCCESS(af_create_array(&idxArray0, &(in[1].front()), dims1.ndims(),
dims1.get(),
(af_dtype)dtype_traits<float>::af_type));

af_index_t indexs[4];
indexs[0].idx.seq = af_make_seq(29, 9, -3);
indexs[1].idx.seq = af_make_seq(0, 9, 2);
indexs[2].idx.arr = idxArray0;
indexs[3].idx.seq = af_span;

indexs[0].isSeq = true;
indexs[1].isSeq = true;
indexs[2].isSeq = false;
indexs[3].isSeq = true;

ASSERT_SUCCESS(af_index_gen(&outArray, inArray, 4, indexs));

vector<float> currGoldBar = tests[0];
size_t nElems = currGoldBar.size();
vector<float> outData(nElems);

ASSERT_SUCCESS(af_get_data_ptr((void *)outData.data(), outArray));

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

ASSERT_SUCCESS(af_release_array(inArray));
ASSERT_SUCCESS(af_release_array(outArray));
}

using af::array;
using af::freeHost;
using af::randu;
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