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test: add tests for an invalid correction argument
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‎lib/node_modules/@stdlib/stats/strided/dcovmatmtk/README.md‎

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@@ -386,10 +386,10 @@ The function accepts the following arguments:
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- **LDB**: `[in] CBLAS_INT` stride of the first dimension of `B` (a.k.a., leading dimension of the matrix `B`).
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```c
389-
void stdlib_strided_dcovmatmtk( const CBLAS_LAYOUT layout, const CBLAS_ORIENT orient, const int uplo, const CBLAS_INT M, const CBLAS_INT N, const double correction, const double *means, const CBLAS_INT strideM, const double *A, const CBLAS_INT LDA, double *B, const CBLAS_INT LDB );
389+
void stdlib_strided_dcovmatmtk( const CBLAS_LAYOUT layout, const CBLAS_ORIENT orient, const int uplo, const CBLAS_INT M, const CBLAS_INT N, const double correction, const double *Means, const CBLAS_INT strideM, const double *A, const CBLAS_INT LDA, double *B, const CBLAS_INT LDB );
390390
```
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392-
#### stdlib_strided_dcovmatmtk_ndarray( orient,uplo, M,N, c, \*Means,sm,om, \*A,sa1,sa2,oa, \*B,sb1,sb2,ob )
392+
#### stdlib_strided_dcovmatmtk_ndarray( orient, uplo, M, N, c, \*Means, sm, om, \*A, sa1, sa2, oa, \*B, sb1, sb2, ob )
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Computes the [covariance matrix][covariance-matrix] for an `M` by `N` double-precision floating-point matrix `A` and assigns the results to a matrix `B` when provided known means and using a one-pass textbook algorithm and alternative indexing semantics.
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@@ -428,7 +428,7 @@ The function accepts the following arguments:
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- **ob**: `[in] CBLAS_INT` starting index for `B`.
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```c
431-
void stdlib_strided_dcovmatmtk_ndarray( const CBLAS_ORIENT orient, const int uplo, const CBLAS_INT M, const CBLAS_INT N, const double correction, const double *means, const CBLAS_INT strideM, const CBLAS_INT offsetM, const double *A, const CBLAS_INT strideA1, const CBLAS_INT strideA2, const CBLAS_INT offsetA, double *B, const CBLAS_INT strideB1, const CBLAS_INT strideB2, const CBLAS_INT offsetB );
431+
void stdlib_strided_dcovmatmtk_ndarray( const CBLAS_ORIENT orient, const int uplo, const CBLAS_INT M, const CBLAS_INT N, const double correction, const double *Means, const CBLAS_INT strideM, const CBLAS_INT offsetM, const double *A, const CBLAS_INT strideA1, const CBLAS_INT strideA2, const CBLAS_INT offsetA, double *B, const CBLAS_INT strideB1, const CBLAS_INT strideB2, const CBLAS_INT offsetB );
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```
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</section>

‎lib/node_modules/@stdlib/stats/strided/dcovmatmtk/test/fixtures/column_major_invalid_correction.json‎

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@@ -0,0 +1,45 @@
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{
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"order": "column-major",
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"orientation": "columns",
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"uplo": "full",
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"M": 3,
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"N": 2,
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"correction": 10.0,
10+
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"means": [ 1.0, 1.0 ],
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"strideM": 1,
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"offsetM": 0,
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"A": [
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0.9278263806530006,
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2.2592357076016163,
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-0.18706208825461680,
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1.9581128868601922,
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1.4217847035122055,
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-0.37989759037239734
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],
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"A_mat": [
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[ 0.9278263806530006, 1.9581128868601922 ],
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[ 2.2592357076016163, 1.4217847035122055 ],
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[ -0.18706208825461680, -0.37989759037239734 ]
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],
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"lda": 3,
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"strideA1": 1,
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"strideA2": 3,
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"offsetA": 0,
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"B": [ 0.0, 0.0, 0.0, 0.0 ],
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"B_mat": [
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[ 0.0, 0.0 ],
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[ 0.0, 0.0 ]
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],
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"ldb": 2,
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"strideB1": 1,
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"strideB2": 2,
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"offsetB": 0,
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"B_out": null
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}

‎lib/node_modules/@stdlib/stats/strided/dcovmatmtk/test/fixtures/row_major_invalid_correction.json‎

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@@ -0,0 +1,44 @@
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{
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"order": "row-major",
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"orientation": "rows",
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"uplo": "full",
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"M": 2,
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"N": 3,
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"correction": 10.0,
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"means": [ 1.0, 1.0 ],
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"strideM": 1,
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"offsetM": 0,
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"A": [
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0.9278263806530006,
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2.2592357076016163,
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-0.18706208825461680,
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1.9581128868601922,
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1.4217847035122055,
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-0.37989759037239734
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],
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"A_mat": [
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[ 0.9278263806530006, 2.2592357076016163, -0.18706208825461680 ],
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[ 1.9581128868601922, 1.4217847035122055, -0.37989759037239734 ]
27+
],
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"lda": 3,
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"strideA1": 3,
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"strideA2": 1,
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"offsetA": 0,
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"B": [ 0.0, 0.0, 0.0, 0.0 ],
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"B_mat": [
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[ 0.0, 0.0 ],
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[ 0.0, 0.0 ]
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],
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"ldb": 2,
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"strideB1": 2,
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"strideB2": 1,
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"offsetB": 0,
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"B_out": null
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}

‎lib/node_modules/@stdlib/stats/strided/dcovmatmtk/test/test.dcovmatmtk.js‎

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Original file line numberDiff line numberDiff line change
@@ -25,6 +25,8 @@
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var tape = require( 'tape' );
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var Float64Array = require( '@stdlib/array/float64' );
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var isAlmostEqualFloat64Array = require( '@stdlib/assert/is-almost-equal-float64array' );
28+
var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' );
29+
var filledarray = require( '@stdlib/array/filled' );
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var dcovmatmtk = require( './../lib/dcovmatmtk.js' );
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@@ -36,13 +38,15 @@ var rmcols = require( './fixtures/row_major_columns.json' );
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var rmu = require( './fixtures/row_major_upper.json' );
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var rml = require( './fixtures/row_major_lower.json' );
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var rmsm = require( './fixtures/row_major_sm.json' );
41+
var rmic = require( './fixtures/row_major_invalid_correction.json' );
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4043
var cm = require( './fixtures/column_major.json' );
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var cmc = require( './fixtures/column_major_corrected.json' );
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var cmrows = require( './fixtures/column_major_rows.json' );
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var cmu = require( './fixtures/column_major_upper.json' );
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var cml = require( './fixtures/column_major_lower.json' );
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var cmsm = require( './fixtures/column_major_sm.json' );
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var cmic = require( './fixtures/column_major_invalid_correction.json' );
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// TESTS //
@@ -423,3 +427,47 @@ tape( 'the function supports specifying a stride for the vector of known means (
423427
t.strictEqual( isAlmostEqualFloat64Array( out, expected, 200 ), true, 'returns expected value' );
424428
t.end();
425429
});
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tape( 'the function sets elements in the output matrix to `NaN` if provided an invalid correction argument (row-major)', function test( t ) {
432+
var expected;
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var data;
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var out;
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var A;
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var B;
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var m;
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data = rmic;
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m = new Float64Array( data.means );
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A = new Float64Array( data.A );
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B = new Float64Array( data.B );
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expected = filledarray( NaN, B.length, 'float64' );
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out = dcovmatmtk( data.order, data.orientation, data.uplo, data.M, data.N, data.correction, m, data.strideM, A, data.lda, B, data.ldb );
448+
t.strictEqual( out, B, 'returns expected value' );
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t.strictEqual( isSameFloat64Array( out, expected ), true, 'returns expected value' );
450+
t.end();
451+
});
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tape( 'the function sets elements in the output matrix to `NaN` if provided an invalid correction argument (column-major)', function test( t ) {
454+
var expected;
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var data;
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var out;
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var A;
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var B;
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var m;
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data = cmic;
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m = new Float64Array( data.means );
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A = new Float64Array( data.A );
465+
B = new Float64Array( data.B );
466+
467+
expected = filledarray( NaN, B.length, 'float64' );
468+
469+
out = dcovmatmtk( data.order, data.orientation, data.uplo, data.M, data.N, data.correction, m, data.strideM, A, data.lda, B, data.ldb );
470+
t.strictEqual( out, B, 'returns expected value' );
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t.strictEqual( isSameFloat64Array( out, expected ), true, 'returns expected value' );
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t.end();
473+
});

‎lib/node_modules/@stdlib/stats/strided/dcovmatmtk/test/test.dcovmatmtk.native.js‎

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@@ -26,6 +26,8 @@ var resolve = require( 'path' ).resolve;
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var tape = require( 'tape' );
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var Float64Array = require( '@stdlib/array/float64' );
2828
var isAlmostEqualFloat64Array = require( '@stdlib/assert/is-almost-equal-float64array' );
29+
var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' );
30+
var filledarray = require( '@stdlib/array/filled' );
2931
var tryRequire = require( '@stdlib/utils/try-require' );
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3133

@@ -37,13 +39,15 @@ var rmcols = require( './fixtures/row_major_columns.json' );
3739
var rmu = require( './fixtures/row_major_upper.json' );
3840
var rml = require( './fixtures/row_major_lower.json' );
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var rmsm = require( './fixtures/row_major_sm.json' );
42+
var rmic = require( './fixtures/row_major_invalid_correction.json' );
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4144
var cm = require( './fixtures/column_major.json' );
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var cmc = require( './fixtures/column_major_corrected.json' );
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var cmrows = require( './fixtures/column_major_rows.json' );
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var cmu = require( './fixtures/column_major_upper.json' );
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var cml = require( './fixtures/column_major_lower.json' );
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var cmsm = require( './fixtures/column_major_sm.json' );
50+
var cmic = require( './fixtures/column_major_invalid_correction.json' );
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// VARIABLES //
@@ -432,3 +436,47 @@ tape( 'the function supports specifying a stride for the vector of known means (
432436
t.strictEqual( isAlmostEqualFloat64Array( out, expected, 200 ), true, 'returns expected value' );
433437
t.end();
434438
});
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440+
tape( 'the function sets elements in the output matrix to `NaN` if provided an invalid correction argument (row-major)', opts, function test( t ) {
441+
var expected;
442+
var data;
443+
var out;
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var A;
445+
var B;
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var m;
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448+
data = rmic;
449+
450+
m = new Float64Array( data.means );
451+
A = new Float64Array( data.A );
452+
B = new Float64Array( data.B );
453+
454+
expected = filledarray( NaN, B.length, 'float64' );
455+
456+
out = dcovmatmtk( data.order, data.orientation, data.uplo, data.M, data.N, data.correction, m, data.strideM, A, data.lda, B, data.ldb );
457+
t.strictEqual( out, B, 'returns expected value' );
458+
t.strictEqual( isSameFloat64Array( out, expected ), true, 'returns expected value' );
459+
t.end();
460+
});
461+
462+
tape( 'the function sets elements in the output matrix to `NaN` if provided an invalid correction argument (column-major)', opts, function test( t ) {
463+
var expected;
464+
var data;
465+
var out;
466+
var A;
467+
var B;
468+
var m;
469+
470+
data = cmic;
471+
472+
m = new Float64Array( data.means );
473+
A = new Float64Array( data.A );
474+
B = new Float64Array( data.B );
475+
476+
expected = filledarray( NaN, B.length, 'float64' );
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out = dcovmatmtk( data.order, data.orientation, data.uplo, data.M, data.N, data.correction, m, data.strideM, A, data.lda, B, data.ldb );
479+
t.strictEqual( out, B, 'returns expected value' );
480+
t.strictEqual( isSameFloat64Array( out, expected ), true, 'returns expected value' );
481+
t.end();
482+
});

‎lib/node_modules/@stdlib/stats/strided/dcovmatmtk/test/test.ndarray.js‎

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@@ -25,6 +25,8 @@
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var tape = require( 'tape' );
2626
var Float64Array = require( '@stdlib/array/float64' );
2727
var isAlmostEqualFloat64Array = require( '@stdlib/assert/is-almost-equal-float64array' );
28+
var isSameFloat64Array = require( '@stdlib/assert/is-same-float64array' );
29+
var filledarray = require( '@stdlib/array/filled' );
2830
var dcovmatmtk = require( './../lib/ndarray.js' );
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@@ -41,6 +43,7 @@ var rmob = require( './fixtures/row_major_ob.json' );
4143
var rmom = require( './fixtures/row_major_om.json' );
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var rmsa1sa2 = require( './fixtures/row_major_sa1_sa2.json' );
4345
var rmsb1sb2 = require( './fixtures/row_major_sb1_sb2.json' );
46+
var rmic = require( './fixtures/row_major_invalid_correction.json' );
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4548
var cm = require( './fixtures/column_major.json' );
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var cmc = require( './fixtures/column_major_corrected.json' );
@@ -53,6 +56,7 @@ var cmob = require( './fixtures/column_major_ob.json' );
5356
var cmom = require( './fixtures/column_major_om.json' );
5457
var cmsa1sa2 = require( './fixtures/column_major_sa1_sa2.json' );
5558
var cmsb1sb2 = require( './fixtures/column_major_sb1_sb2.json' );
59+
var cmic = require( './fixtures/column_major_invalid_correction.json' );
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5862
// TESTS //
@@ -627,3 +631,47 @@ tape( 'the function supports specifying an offset for `B` (column-major)', funct
627631
t.strictEqual( isAlmostEqualFloat64Array( out, expected, 200 ), true, 'returns expected value' );
628632
t.end();
629633
});
634+
635+
tape( 'the function sets elements in the output matrix to `NaN` if provided an invalid correction argument (row-major)', function test( t ) {
636+
var expected;
637+
var data;
638+
var out;
639+
var A;
640+
var B;
641+
var m;
642+
643+
data = rmic;
644+
645+
m = new Float64Array( data.means );
646+
A = new Float64Array( data.A );
647+
B = new Float64Array( data.B );
648+
649+
expected = filledarray( NaN, B.length, 'float64' );
650+
651+
out = dcovmatmtk( data.orientation, data.uplo, data.M, data.N, data.correction, m, data.strideM, data.offsetM, A, data.strideA1, data.strideA2, data.offsetA, B, data.strideB1, data.strideB2, data.offsetB );
652+
t.strictEqual( out, B, 'returns expected value' );
653+
t.strictEqual( isSameFloat64Array( out, expected ), true, 'returns expected value' );
654+
t.end();
655+
});
656+
657+
tape( 'the function sets elements in the output matrix to `NaN` if provided an invalid correction argument (column-major)', function test( t ) {
658+
var expected;
659+
var data;
660+
var out;
661+
var A;
662+
var B;
663+
var m;
664+
665+
data = cmic;
666+
667+
m = new Float64Array( data.means );
668+
A = new Float64Array( data.A );
669+
B = new Float64Array( data.B );
670+
671+
expected = filledarray( NaN, B.length, 'float64' );
672+
673+
out = dcovmatmtk( data.orientation, data.uplo, data.M, data.N, data.correction, m, data.strideM, data.offsetM, A, data.strideA1, data.strideA2, data.offsetA, B, data.strideB1, data.strideB2, data.offsetB );
674+
t.strictEqual( out, B, 'returns expected value' );
675+
t.strictEqual( isSameFloat64Array( out, expected ), true, 'returns expected value' );
676+
t.end();
677+
});

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