add test case
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@ -87,6 +87,26 @@ fn coo_construction_for_valid_data() {
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}
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}
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#[test]
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fn coo_triplets_iter_mut() {
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// Arbitrary matrix, with duplicates
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let i = vec![0, 1, 0, 0, 0, 0, 2, 1];
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let j = vec![0, 2, 0, 1, 0, 3, 3, 2];
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let v = vec![2, 3, 4, 7, 1, 3, 1, 5];
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let mut coo =
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CooMatrix::<i32>::try_from_triplets(3, 5, i.clone(), j.clone(), v.clone()).unwrap();
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coo.triplet_iter_mut().for_each(|(_i, _j, v)| *v = *v * *v);
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let expected_triplets: Vec<_> = i
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.iter()
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.zip(&j)
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.zip(&v)
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.map(|((i, j), v)| (*i, *j, v * v))
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.collect();
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let actual_triplets: Vec<_> = coo.triplet_iter().map(|(i, j, v)| (i, j, *v)).collect();
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assert_eq!(expected_triplets, actual_triplets)
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}
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#[test]
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fn coo_try_from_triplets_reports_out_of_bounds_indices() {
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{
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