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test: add tests for negative strides
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1 parent a0af19c commit 2623647

13 files changed

+956
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lines changed

‎lib/node_modules/@stdlib/lapack/base/dgtts2/test/fixtures/neg_stride_col_major_no_trans_ipiv_ne_i.json‎

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{
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"order": "column-major",
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"itrans": 0,
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"N": 3,
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"nrhs": 3,
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"DL": [ 0.5, 0.5 ],
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"sdl": -1,
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"odl": 1,
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"D": [ 0.5, 1.0, 2.0 ],
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"sd": -1,
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"od": 2,
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"DU": [ 1.0, 1.0 ],
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"sdu": -1,
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"odu": 1,
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"DU2": [ 0.0 ],
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"sdu2": -1,
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"odu2": 0,
23+
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"IPIV": [ 2, 2, 0 ],
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"si": -1,
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"oi": 2,
27+
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"B": [ 2.0, 4.0, 7.0, 1.5, 3.0, 8.0, 1.0, 2.0, 7.0 ],
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"sb1": -1,
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"sb2": -3,
31+
"ob": 8,
32+
"LDB": 3,
33+
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"B_mat": [
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[ 7.0, 8.0, 7.0 ],
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[ 2.0, 3.0, 4.0 ],
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[ 1.0, 1.5, 2.0 ]
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],
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"expected": [ -1.0, 3.0, 2.0, -3.5, 5.0, 1.5, -4.0, 5.0, 1.0 ],
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"expected_mat": [
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[ 1.0, 1.5, 2.0 ],
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[ 5.0, 5.0, 3.0 ],
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[ -4.0, -3.5, -1.0 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dgtts2/test/fixtures/neg_stride_col_major_no_trans_nrhs_eq_one.json‎

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{
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"order": "column-major",
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"itrans": 0,
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"N": 3,
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"nrhs": 1,
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"DL": [ 0.26666667, 0.25 ],
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"sdl": -1,
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"odl": 1,
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"D": [ 3.73333333, 3.75, 4.0 ],
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"sd": -1,
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"od": 2,
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"DU": [ 0.73333333, 1.0 ],
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"sdu": -1,
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"odu": 1,
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"DU2": [ 0.0 ],
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"sdu2": -1,
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"odu2": 0,
23+
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"IPIV": [ 2, 1, 0 ],
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"si": -1,
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"oi": 2,
27+
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"B": [ 7.0, 8.0, 7.0 ],
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"sb1": -1,
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"sb2": -3,
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"ob": 2,
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"LDB": 3,
33+
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"B_mat": [
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[ 7.0 ],
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[ 8.0 ],
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[ 7.0 ]
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],
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"expected": [ 1.4285714242665817, 1.3873015894132654, 1.4031746026466836 ],
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"expected_mat": [
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[ 1.4031746026466836 ],
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[ 1.3873015894132654 ],
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[ 1.4285714242665817 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dgtts2/test/fixtures/neg_stride_col_major_no_trans_nrhs_gt_one.json‎

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{
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"order": "column-major",
3+
4+
"itrans": 0,
5+
"N": 3,
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"nrhs": 3,
7+
8+
"DL": [ 0.26666667, 0.25 ],
9+
"sdl": -1,
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"odl": 1,
11+
12+
"D": [ 3.73333333, 3.75, 4.0 ],
13+
"sd": -1,
14+
"od": 2,
15+
16+
"DU": [ 0.73333333, 1.0 ],
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"sdu": -1,
18+
"odu": 1,
19+
20+
"DU2": [ 0.0 ],
21+
"sdu2": -1,
22+
"odu2": 0,
23+
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"IPIV": [ 2, 1, 0 ],
25+
"si": -1,
26+
"oi": 2,
27+
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"B": [ 2.0, 4.0, 7.0, 1.5, 3.0, 8.0, 1.0, 2.0, 7.0 ],
29+
"sb1": -1,
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"sb2": -3,
31+
"ob": 8,
32+
"LDB": 3,
33+
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"B_mat": [
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[ 7.0, 8.0, 7.0 ],
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[ 2.0, 3.0, 4.0 ],
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[ 1.0, 1.5, 2.0 ]
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],
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"expected": [
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0.37499999832589287,
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0.526666667327381,
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1.6183333331681546,
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0.33035714225924745,
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0.2020634924740646,
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1.9494841268814838,
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0.25,
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0.017777778,
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1.7455555555
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],
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"expected_mat": [
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[ 1.7455555555, 1.9494841268814838, 1.6183333331681546 ],
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[ 0.017777778, 0.2020634924740646, 0.526666667327381 ],
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[ 0.25, 0.33035714225924745, 0.37499999832589287 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dgtts2/test/fixtures/neg_stride_col_major_trans_ipiv_ne_i.json‎

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{
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"order": "column-major",
3+
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"itrans": 1,
5+
"N": 3,
6+
"nrhs": 3,
7+
8+
"DL": [ 0.5, 0.5 ],
9+
"sdl": -1,
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"odl": 1,
11+
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"D": [ 0.5, 1.0, 2.0 ],
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"sd": -1,
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"od": 2,
15+
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"DU": [ 1.0, 1.0 ],
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"sdu": -1,
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"odu": 1,
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"DU2": [ 0.0 ],
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"sdu2": -1,
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"odu2": 0,
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"IPIV": [ 2, 2, 0 ],
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"si": -1,
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"oi": 2,
27+
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"B": [ 2.0, 4.0, 7.0, 1.5, 3.0, 8.0, 1.0, 2.0, 7.0 ],
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"sb1": -1,
30+
"sb2": -3,
31+
"ob": 8,
32+
"LDB": 3,
33+
34+
"B_mat": [
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[ 7.0, 8.0, 7.0 ],
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[ 2.0, 3.0, 4.0 ],
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[ 1.0, 1.5, 2.0 ]
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],
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"expected": [ -1.0, 3.0, 2.0, -3.5, 5.0, 1.5, -4.0, 5.0, 1.0 ],
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"expected_mat": [
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[ 1.0, 1.5, 2.0 ],
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[ 5.0, 5.0, 3.0 ],
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[ -4.0, -3.5, -1.0 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dgtts2/test/fixtures/neg_stride_col_major_trans_nrhs_eq_one.json‎

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{
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"order": "column-major",
3+
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"itrans": 1,
5+
"N": 3,
6+
"nrhs": 1,
7+
8+
"DL": [ 0.26666667, 0.25 ],
9+
"sdl": -1,
10+
"odl": 1,
11+
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"D": [ 3.73333333, 3.75, 4.0 ],
13+
"sd": -1,
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"od": 2,
15+
16+
"DU": [ 0.73333333, 1.0 ],
17+
"sdu": -1,
18+
"odu": 1,
19+
20+
"DU2": [ 0.0 ],
21+
"sdu2": -1,
22+
"odu2": 0,
23+
24+
"IPIV": [ 2, 1, 0 ],
25+
"si": -1,
26+
"oi": 2,
27+
28+
"B": [ 7.0, 8.0, 7.0 ],
29+
"sb1": -1,
30+
"sb2": -1,
31+
"ob": 2,
32+
"LDB": 3,
33+
34+
"B_mat": [
35+
[ 7.0 ],
36+
[ 8.0 ],
37+
[ 7.0 ]
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],
39+
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"expected": [ 1.5476190504889455, 1.2539682480442178, 1.4365079379889456 ],
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"expected_mat": [
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[ 1.4365079379889456 ],
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[ 1.2539682480442178 ],
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[ 1.5476190504889455 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dgtts2/test/fixtures/neg_stride_col_major_trans_nrhs_gt_one.json‎

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{
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"order": "column-major",
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"itrans": 1,
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"N": 3,
6+
"nrhs": 3,
7+
8+
"DL": [ 0.26666667, 0.25 ],
9+
"sdl": -1,
10+
"odl": 1,
11+
12+
"D": [ 3.73333333, 3.75, 4.0 ],
13+
"sd": -1,
14+
"od": 2,
15+
16+
"DU": [ 0.73333333, 1.0 ],
17+
"sdu": -1,
18+
"odu": 1,
19+
20+
"DU2": [ 0.0 ],
21+
"sdu2": -1,
22+
"odu2": 0,
23+
24+
"IPIV": [ 2, 1, 0 ],
25+
"si": -1,
26+
"oi": 2,
27+
28+
"B": [ 2.0, 4.0, 7.0, 1.5, 3.0, 8.0, 1.0, 2.0, 7.0 ],
29+
"sb1": -1,
30+
"sb2": -3,
31+
"ob": 8,
32+
"LDB": 3,
33+
34+
"B_mat": [
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[ 7.0, 8.0, 7.0 ],
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[ 2.0, 3.0, 4.0 ],
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[ 1.0, 1.5, 2.0 ]
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],
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"expected": [
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0.4178571437659439,
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0.48857142693622446,
43+
1.6278571432659439,
44+
0.34940476245482566,
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0.1734920621806973,
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1.9566269844548256,
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0.25476190504889457,
48+
-0.0012698421955782274,
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1.7503174605488945
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],
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52+
"expected_mat": [
53+
[ 1.7503174605488945, 1.9566269844548256, 1.6278571432659439 ],
54+
[ -0.0012698421955782274, 0.1734920621806973, 0.48857142693622446 ],
55+
[ 0.25476190504889457, 0.34940476245482566, 0.4178571437659439 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dgtts2/test/fixtures/neg_stride_row_major_no_trans_ipiv_ne_i.json‎

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{
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"order": "row-major",
3+
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"itrans": 1,
5+
"N": 3,
6+
"nrhs": 3,
7+
8+
"DL": [ 0.5, 0.5 ],
9+
"sdl": -1,
10+
"odl": 1,
11+
12+
"D": [ 0.5, 1.0, 2.0 ],
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"sd": -1,
14+
"od": 2,
15+
16+
"DU": [ 1.0, 1.0 ],
17+
"sdu": -1,
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"odu": 1,
19+
20+
"DU2": [ 0.0 ],
21+
"sdu2": -1,
22+
"odu2": 0,
23+
24+
"IPIV": [ 2, 2, 0 ],
25+
"si": -1,
26+
"oi": 2,
27+
28+
"B": [ 2.0, 4.0, 7.0, 1.5, 3.0, 8.0, 1.0, 2.0, 7.0 ],
29+
"sb1": -3,
30+
"sb2": -1,
31+
"ob": 8,
32+
"LDB": 3,
33+
34+
"B_mat": [
35+
[ 7.0, 2.0, 1.0 ],
36+
[ 8.0, 3.0, 1.5 ],
37+
[ 7.0, 4.0, 2.0 ]
38+
],
39+
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"expected": [ 0.0, 0.0, 2.0, 2.0, 4.0, 5.0, -0.5, -1.0, 1.0 ],
41+
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"expected_mat": [
43+
[ 1.0, -1.0, -0.5 ],
44+
[ 5.0, 4.0, 2.0 ],
45+
[ 2.0, 0.0, 0.0 ]
46+
]
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}

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