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test: add test cases to blas/base/srotm
PR-URL: #2455 Reviewed-by: Athan Reines <kgryte@gmail.com>
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‎lib/node_modules/@stdlib/blas/base/srotm/test/test.ndarray.js‎

Lines changed: 300 additions & 56 deletions
Original file line numberDiff line numberDiff line change
@@ -262,6 +262,88 @@ tape( 'the function applies a plane rotation (sx=-1, sy=-2)', function test( t )
262262
t.end();
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});
264264

265+
tape( 'the function applies a plane rotation', function test( t ) {
266+
var param;
267+
var xe;
268+
var ye;
269+
var x;
270+
var y;
271+
272+
x = new Float32Array([
273+
1.0, // 0
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2.0,
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3.0, // 1
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4.0,
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5.0 // 2
278+
]);
279+
y = new Float32Array([
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6.0, // 0
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7.0,
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8.0, // 1
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9.0,
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10.0 // 2
285+
]);
286+
param = new Float32Array( [ -1.0, 0.0, 2.0, -3.0, 0.0 ] );
287+
288+
srotm( 3, x, 2, 0, y, 2, 0, param );
289+
290+
xe = new Float32Array( [
291+
-18.0, // 0
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2.0,
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-24.0, // 1
294+
4.0,
295+
-30.0 // 2
296+
] );
297+
ye = new Float32Array( [
298+
2.0, // 0
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7.0,
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6.0, // 1
301+
9.0,
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10.0 // 2
303+
] );
304+
305+
isApprox( t, x, xe, 1.0 );
306+
isApprox( t, y, ye, 1.0 );
307+
308+
x = new Float32Array([
309+
1.0, // 0
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2.0,
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3.0,
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4.0, // 1
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5.0
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]);
315+
y = new Float32Array([
316+
6.0, // 0
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7.0,
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8.0,
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9.0, // 1
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10.0
321+
]);
322+
param = new Float32Array( [ 1.0, 0.0, 2.0, 3.0, 0.0 ] );
323+
324+
srotm( 2, x, 3, 0, y, 3, 0, param );
325+
326+
xe = new Float32Array( [
327+
6.0, // 0
328+
2.0,
329+
3.0,
330+
9.0, // 1
331+
5.0
332+
] );
333+
ye = new Float32Array( [
334+
-1.0, // 0
335+
7.0,
336+
8.0,
337+
-4.0, // 1
338+
10.0
339+
] );
340+
341+
isApprox( t, x, xe, 1.0 );
342+
isApprox( t, y, ye, 1.0 );
343+
344+
t.end();
345+
});
346+
265347
tape( 'the function supports an `x` stride', function test( t ) {
266348
var param;
267349
var xe;
@@ -306,6 +388,42 @@ tape( 'the function supports an `x` stride', function test( t ) {
306388
isApprox( t, x, xe, 2.0 );
307389
isApprox( t, y, ye, 2.0 );
308390

391+
x = new Float32Array([
392+
1.0, // 0
393+
2.0,
394+
3.0,
395+
4.0, // 1
396+
5.0
397+
]);
398+
y = new Float32Array([
399+
6.0, // 0
400+
7.0, // 1
401+
8.0,
402+
9.0,
403+
10.0
404+
]);
405+
param = new Float32Array( [ -1.0, 0.0, 2.0, -3.0, 0.0 ] );
406+
407+
srotm( 2, x, 3, 0, y, 1, 0, param );
408+
409+
xe = new Float32Array( [
410+
-18.0, // 0
411+
2.0,
412+
3.0,
413+
-21.0, // 1
414+
5.0
415+
] );
416+
ye = new Float32Array( [
417+
2.0, // 0
418+
8.0, // 1
419+
8.0,
420+
9.0,
421+
10.0
422+
] );
423+
424+
isApprox( t, x, xe, 1.0 );
425+
isApprox( t, y, ye, 1.0 );
426+
309427
t.end();
310428
});
311429

@@ -341,6 +459,78 @@ tape( 'the function supports an `x` offset', function test( t ) {
341459
isApprox( t, x, xe, 2.0 );
342460
isApprox( t, y, ye, 2.0 );
343461

462+
x = new Float32Array([
463+
1.0, // 1
464+
2.0,
465+
3.0, // 0
466+
4.0,
467+
5.0
468+
]);
469+
y = new Float32Array([
470+
6.0, // 0
471+
7.0, // 1
472+
8.0,
473+
9.0,
474+
10.0
475+
]);
476+
param = new Float32Array( [ -1.0, 0.0, 2.0, -3.0, 0.0 ] );
477+
478+
srotm( 2, x, -2, 2, y, 1, 0, param );
479+
480+
xe = new Float32Array( [
481+
-21.0, // 1
482+
2.0,
483+
-18.0, // 0
484+
4.0,
485+
5.0
486+
] );
487+
ye = new Float32Array( [
488+
6.0, // 0
489+
2.0, // 1
490+
8.0,
491+
9.0,
492+
10.0
493+
] );
494+
495+
isApprox( t, x, xe, 2.0 );
496+
isApprox( t, y, ye, 2.0 );
497+
498+
x = new Float32Array([
499+
1.0, // 2
500+
2.0,
501+
3.0, // 1
502+
4.0,
503+
5.0 // 0
504+
]);
505+
y = new Float32Array([
506+
6.0, // 0
507+
7.0, // 1
508+
8.0, // 2
509+
9.0,
510+
10.0
511+
]);
512+
param = new Float32Array( [ 1.0, 0.0, 2.0, -3.0, 0.0 ] );
513+
514+
srotm( 3, x, -2, 4, y, 1, 0, param );
515+
516+
xe = new Float32Array( [
517+
8.0, // 2
518+
2.0,
519+
7.0, // 1
520+
4.0,
521+
6.0 // 0
522+
] );
523+
ye = new Float32Array( [
524+
-5.0, // 0
525+
-3.0, // 1
526+
-1.0, // 2
527+
9.0,
528+
10.0
529+
] );
530+
531+
isApprox( t, x, xe, 2.0 );
532+
isApprox( t, y, ye, 2.0 );
533+
344534
t.end();
345535
});
346536

@@ -384,8 +574,44 @@ tape( 'the function supports a `y` stride', function test( t ) {
384574
16.0 // 2
385575
] );
386576

387-
t.deepEqual( x, xe, 'returns expected value' );
388-
t.deepEqual( y, ye, 'returns expected value' );
577+
isApprox( t, x, xe, 1.0 );
578+
isApprox( t, y, ye, 1.0 );
579+
580+
x = new Float32Array([
581+
1.0, // 0
582+
2.0, // 1
583+
3.0,
584+
4.0,
585+
5.0
586+
]);
587+
y = new Float32Array([
588+
6.0, // 0
589+
7.0,
590+
8.0,
591+
9.0, // 1
592+
10.0
593+
]);
594+
param = new Float32Array( [ -1.0, 0.0, 2.0, -3.0, 0.0 ] );
595+
596+
srotm( 2, x, 1, 0, y, 3, 0, param );
597+
598+
xe = new Float32Array( [
599+
-18.0, // 0
600+
-27.0, // 1
601+
3.0,
602+
4.0,
603+
5.0
604+
] );
605+
ye = new Float32Array( [
606+
2.0, // 0
607+
7.0,
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8.0,
609+
4.0, // 1
610+
10.0
611+
] );
612+
613+
isApprox( t, x, xe, 1.0 );
614+
isApprox( t, y, ye, 1.0 );
389615

390616
t.end();
391617
});
@@ -422,6 +648,78 @@ tape( 'the function supports a `y` offset', function test( t ) {
422648
isApprox( t, x, xe, 2.0 );
423649
isApprox( t, y, ye, 2.0 );
424650

651+
x = new Float32Array([
652+
1.0, // 0
653+
2.0, // 1
654+
3.0,
655+
4.0,
656+
5.0
657+
]);
658+
y = new Float32Array([
659+
6.0, // 1
660+
7.0,
661+
8.0, // 0
662+
9.0,
663+
10.0
664+
]);
665+
param = new Float32Array( [ 1.0, 0.0, 2.0, -3.0, 0.0 ] );
666+
667+
srotm( 2, x, 1, 0, y, -2, 2, param );
668+
669+
xe = new Float32Array( [
670+
8.0, // 0
671+
6.0, // 1
672+
3.0,
673+
4.0,
674+
5.0
675+
] );
676+
ye = new Float32Array( [
677+
-2.0, // 1
678+
7.0,
679+
-1.0, // 0
680+
9.0,
681+
10.0
682+
] );
683+
684+
isApprox( t, x, xe, 2.0 );
685+
isApprox( t, y, ye, 2.0 );
686+
687+
x = new Float32Array([
688+
1.0, // 0
689+
2.0, // 1
690+
3.0, // 2
691+
4.0,
692+
5.0
693+
]);
694+
y = new Float32Array([
695+
6.0, // 2
696+
7.0,
697+
8.0, // 1
698+
9.0,
699+
10.0 // 0
700+
]);
701+
param = new Float32Array( [ -1.0, 0.0, 2.0, -3.0, 0.0 ] );
702+
703+
srotm( 3, x, 1, 0, y, -2, 4, param );
704+
705+
xe = new Float32Array( [
706+
-30.0, // 0
707+
-24.0, // 1
708+
-18.0, // 2
709+
4.0,
710+
5.0
711+
] );
712+
ye = new Float32Array( [
713+
6.0, // 2
714+
7.0,
715+
4.0, // 1
716+
9.0,
717+
2.0 // 0
718+
] );
719+
720+
isApprox( t, x, xe, 2.0 );
721+
isApprox( t, y, ye, 2.0 );
722+
425723
t.end();
426724
});
427725

@@ -469,60 +767,6 @@ tape( 'if provided an `N` parameter less than or equal to `0`, the function leav
469767
t.end();
470768
});
471769

472-
tape( 'the function supports negative strides', function test( t ) {
473-
var param;
474-
var xe;
475-
var ye;
476-
var x;
477-
var y;
478-
479-
x = new Float32Array([
480-
0.6, // 1
481-
0.1,
482-
-0.5, // 0
483-
0.8,
484-
0.9,
485-
-0.3,
486-
-0.4
487-
]);
488-
y = new Float32Array([
489-
0.5, // 0
490-
-0.9, // 1
491-
0.3,
492-
0.7,
493-
-0.6,
494-
0.2,
495-
0.8
496-
]);
497-
param = new Float32Array( [ 0.0, 0.0, 2.0, -3.0, 0.0 ] );
498-
499-
srotm( 2, x, -2, 2, y, 1, 0, param );
500-
501-
xe = new Float32Array( [
502-
3.3, // 1
503-
0.1,
504-
-2.0, // 0
505-
0.8,
506-
0.9,
507-
-0.3,
508-
-0.4
509-
] );
510-
ye = new Float32Array( [
511-
-0.5, // 0
512-
0.3, // 1
513-
0.3,
514-
0.7,
515-
-0.6,
516-
0.2,
517-
0.8
518-
] );
519-
520-
isApprox( t, x, xe, 10.0 );
521-
isApprox( t, y, ye, 10.0 );
522-
523-
t.end();
524-
});
525-
526770
tape( 'the function supports complex access patterns', function test( t ) {
527771
var param;
528772
var xe;

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