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‎CHANGELOG.md

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@@ -4,7 +4,7 @@
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<section class="release" id="unreleased">
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7-
## Unreleased (2025-04-09)
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## Unreleased (2025-04-14)
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<section class="packages">
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@@ -6628,6 +6628,8 @@ A total of 18 people contributed to this release. Thank you to the following con
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<details>
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- [`b01614a`](https://github.com/stdlib-js/stdlib/commit/b01614a0b9870bdd463ce8bc20a89c1765128db2) - **test:** completes code coverage in `blas/base/dnrm2` [(#6531)](https://github.com/stdlib-js/stdlib/pull/6531) _(by Shabareesh Shetty, Athan Reines)_
6632+
- [`58a8f55`](https://github.com/stdlib-js/stdlib/commit/58a8f55ac6713976035ec7834012ae74455aa603) - **test:** increase code coverage in `blas/base/dsyr2` [(#6546)](https://github.com/stdlib-js/stdlib/pull/6546) _(by Shabareesh Shetty, Athan Reines, stdlib-bot)_
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- [`c9e3ff1`](https://github.com/stdlib-js/stdlib/commit/c9e3ff14ed5480358d1b0a97c7eafccd8234a1e9) - **test:** increase code coverage in `blas/base/zaxpy` [(#6568)](https://github.com/stdlib-js/stdlib/pull/6568) _(by Shabareesh Shetty)_
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- [`9541650`](https://github.com/stdlib-js/stdlib/commit/9541650ee9c66a36c8e03a81036c5389383de9a3) - **test:** increase code coverage in `blas/base/ssyr2` [(#6544)](https://github.com/stdlib-js/stdlib/pull/6544) _(by Shabareesh Shetty, Athan Reines)_
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- [`fc1d8d5`](https://github.com/stdlib-js/stdlib/commit/fc1d8d5ed542eec3ded1b128850909ebb5f8bc51) - **fix:** condition checks in `blas/base/ssyr2` [(#6543)](https://github.com/stdlib-js/stdlib/pull/6543) _(by Shabareesh Shetty)_

‎CONTRIBUTORS

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@@ -87,6 +87,7 @@ Krishnendu Das <[email protected]>
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Kshitij-Dale <[email protected]>
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Lovelin Dhoni J B <[email protected]>
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MANI <[email protected]>
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Mahfuza Humayra Mohona <[email protected]>
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Manik Sharma <[email protected]>
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Manvith M <[email protected]>
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Marcus Fantham <[email protected]>
@@ -119,6 +120,7 @@ Prashant Kumar Yadav <[email protected]>
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PrathamBhamare <[email protected]>
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Pratik Singh <[email protected]>
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Pratyush Kumar Chouhan <[email protected]>
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Pravesh Kunwar <[email protected]>
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Priyansh Prajapati <[email protected]>
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Priyanshu Agarwal <[email protected]>
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Pulkit Gupta <[email protected]>

‎base/dnrm2/test/test.dnrm2.js

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var tape = require( 'tape' );
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var sqrt = require( '@stdlib/math/base/special/sqrt' );
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var Float64Array = require( '@stdlib/array/float64' );
26+
var EPS = require( '@stdlib/constants/float64/eps' );
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var abs = require( '@stdlib/math/base/special/abs' );
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var dnrm2 = require( './../lib/dnrm2.js' );
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// FUNCTIONS //
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/**
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* Tests for element-wise approximate equality.
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*
36+
* @private
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* @param {Object} t - test object
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* @param {Collection} actual - actual values
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* @param {Collection} expected - expected values
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* @param {number} rtol - relative tolerance
41+
*/
42+
function isApprox( t, actual, expected, rtol ) {
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var delta;
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var tol;
45+
var i;
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t.strictEqual( actual.length, expected.length, 'returns expected value' );
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for ( i = 0; i < expected.length; i++ ) {
49+
if ( actual[ i ] === expected[ i ] ) {
50+
t.strictEqual( actual[ i ], expected[ i ], 'returns expected value' );
51+
} else {
52+
delta = abs( actual[ i ] - expected[ i ] );
53+
tol = rtol * EPS * abs( expected[ i ] );
54+
t.ok( delta <= tol, 'within tolerance. actual: '+actual[ i ]+'. expected: '+expected[ i ]+'. delta: '+delta+'. tol: '+tol+'.' );
55+
}
56+
}
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}
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// TESTS //
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tape( 'main export is a function', function test( t ) {
@@ -53,6 +84,33 @@ tape( 'the function calculates the L2-norm of a vector', function test( t ) {
5384
z = dnrm2( x.length, x, 1 );
5485
t.strictEqual( z, 4.0, 'returns expected value' );
5586

87+
x = new Float64Array( [ 1.0e150, 1.0e150, 1.0e150, 1.0e150 ] );
88+
89+
z = dnrm2( x.length, x, 1 );
90+
t.strictEqual( z, 2.0e+150, 'returns expected value' );
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x = new Float64Array( [ 1.0e-155, 1.0e-155, 1.0e-155, 1.0e-155 ] );
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z = dnrm2( x.length, x, 1 );
95+
t.strictEqual( z, 2.0e-155, 'returns expected value' );
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x = new Float64Array( [ 1.0e150, 1.0e50, 1.0e150, 1.0e50 ] );
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x = new Float64Array( [ 1.0e150, 1.0e50, 1.0e150, 1.0e50 ] );
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z = dnrm2( x.length, x, 1, 0 );
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isApprox( t, z, 1.4142135623730951e150, 1.0 );
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x = new Float64Array( [ 1.0e-155, 1.0e50, 1.0e-155, 1.0e50 ] );
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z = dnrm2( x.length, x, 1, 0 );
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isApprox( t, z, 1.4142135623730951e50, 1.0 );
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x = new Float64Array( [ 1.4e-154, 1.5e-154, 1.4e-154, 0.0 ] );
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z = dnrm2( x.length, x, 1, 0 );
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isApprox( t, z, 2.4839480006885204e-154, 1.0 );
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t.end();
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});
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‎base/dnrm2/test/test.dnrm2.native.js

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@@ -24,6 +24,8 @@ var resolve = require( 'path' ).resolve;
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var tape = require( 'tape' );
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var sqrt = require( '@stdlib/math/base/special/sqrt' );
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var Float64Array = require( '@stdlib/array/float64' );
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var EPS = require( '@stdlib/constants/float64/eps' );
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var abs = require( '@stdlib/math/base/special/abs' );
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var tryRequire = require( '@stdlib/utils/try-require' );
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};
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// FUNCTIONS //
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/**
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* Tests for element-wise approximate equality.
44+
*
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* @private
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* @param {Object} t - test object
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* @param {Collection} actual - actual values
48+
* @param {Collection} expected - expected values
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* @param {number} rtol - relative tolerance
50+
*/
51+
function isApprox( t, actual, expected, rtol ) {
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var delta;
53+
var tol;
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var i;
55+
56+
t.strictEqual( actual.length, expected.length, 'returns expected value' );
57+
for ( i = 0; i < expected.length; i++ ) {
58+
if ( actual[ i ] === expected[ i ] ) {
59+
t.strictEqual( actual[ i ], expected[ i ], 'returns expected value' );
60+
} else {
61+
delta = abs( actual[ i ] - expected[ i ] );
62+
tol = rtol * EPS * abs( expected[ i ] );
63+
t.ok( delta <= tol, 'within tolerance. actual: '+actual[ i ]+'. expected: '+expected[ i ]+'. delta: '+delta+'. tol: '+tol+'.' );
64+
}
65+
}
66+
}
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// TESTS //
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4071
tape( 'main export is a function', opts, function test( t ) {
@@ -62,6 +93,31 @@ tape( 'the function calculates the L2-norm of a vector', opts, function test( t
6293
z = dnrm2( x.length, x, 1 );
6394
t.strictEqual( z, 4.0, 'returns expected value' );
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96+
x = new Float64Array( [ 1.0e150, 1.0e150, 1.0e150, 1.0e150 ] );
97+
98+
z = dnrm2( x.length, x, 1 );
99+
t.strictEqual( z, 2.0e+150, 'returns expected value' );
100+
101+
x = new Float64Array( [ 1.0e-155, 1.0e-155, 1.0e-155, 1.0e-155 ] );
102+
103+
z = dnrm2( x.length, x, 1 );
104+
t.strictEqual( z, 2.0e-155, 'returns expected value' );
105+
106+
x = new Float64Array( [ 1.0e150, 1.0e50, 1.0e150, 1.0e50 ] );
107+
108+
z = dnrm2( x.length, x, 1, 0 );
109+
isApprox( t, z, 1.4142135623730951e150, 1.0 );
110+
111+
x = new Float64Array( [ 1.0e-155, 1.0e50, 1.0e-155, 1.0e50 ] );
112+
113+
z = dnrm2( x.length, x, 1, 0 );
114+
isApprox( t, z, 1.4142135623730951e50, 1.0 );
115+
116+
x = new Float64Array( [ 1.4e-154, 1.5e-154, 1.4e-154, 0.0 ] );
117+
118+
z = dnrm2( x.length, x, 1, 0 );
119+
isApprox( t, z, 2.4839480006885204e-154, 1.0 );
120+
65121
t.end();
66122
});
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‎base/dnrm2/test/test.ndarray.js

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var tape = require( 'tape' );
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var sqrt = require( '@stdlib/math/base/special/sqrt' );
2525
var Float64Array = require( '@stdlib/array/float64' );
26+
var EPS = require( '@stdlib/constants/float64/eps' );
27+
var abs = require( '@stdlib/math/base/special/abs' );
2628
var dnrm2 = require( './../lib/ndarray.js' );
2729

2830

31+
// FUNCTIONS //
32+
33+
/**
34+
* Tests for element-wise approximate equality.
35+
*
36+
* @private
37+
* @param {Object} t - test object
38+
* @param {Collection} actual - actual values
39+
* @param {Collection} expected - expected values
40+
* @param {number} rtol - relative tolerance
41+
*/
42+
function isApprox( t, actual, expected, rtol ) {
43+
var delta;
44+
var tol;
45+
var i;
46+
47+
t.strictEqual( actual.length, expected.length, 'returns expected value' );
48+
for ( i = 0; i < expected.length; i++ ) {
49+
if ( actual[ i ] === expected[ i ] ) {
50+
t.strictEqual( actual[ i ], expected[ i ], 'returns expected value' );
51+
} else {
52+
delta = abs( actual[ i ] - expected[ i ] );
53+
tol = rtol * EPS * abs( expected[ i ] );
54+
t.ok( delta <= tol, 'within tolerance. actual: '+actual[ i ]+'. expected: '+expected[ i ]+'. delta: '+delta+'. tol: '+tol+'.' );
55+
}
56+
}
57+
}
58+
59+
2960
// TESTS //
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3162
tape( 'main export is a function', function test( t ) {
@@ -53,6 +84,31 @@ tape( 'the function calculates the L2-norm of a vector', function test( t ) {
5384
z = dnrm2( x.length, x, 1, 0 );
5485
t.strictEqual( z, 4.0, 'returns expected value' );
5586

87+
x = new Float64Array( [ 1.0e150, 1.0e150, 1.0e150, 1.0e150 ] );
88+
89+
z = dnrm2( x.length, x, 1, 0 );
90+
t.strictEqual( z, 2.0e+150, 'returns expected value' );
91+
92+
x = new Float64Array( [ 1.0e-155, 1.0e-155, 1.0e-155, 1.0e-155 ] );
93+
94+
z = dnrm2( x.length, x, 1, 0 );
95+
t.strictEqual( z, 2.0e-155, 'returns expected value' );
96+
97+
x = new Float64Array( [ 1.0e150, 1.0e50, 1.0e150, 1.0e50 ] );
98+
99+
z = dnrm2( x.length, x, 1, 0 );
100+
isApprox( t, z, 1.4142135623730951e150, 1.0 );
101+
102+
x = new Float64Array( [ 1.0e-155, 1.0e50, 1.0e-155, 1.0e50 ] );
103+
104+
z = dnrm2( x.length, x, 1, 0 );
105+
isApprox( t, z, 1.4142135623730951e50, 1.0 );
106+
107+
x = new Float64Array( [ 1.4e-154, 1.5e-154, 1.4e-154, 0.0 ] );
108+
109+
z = dnrm2( x.length, x, 1, 0 );
110+
isApprox( t, z, 2.4839480006885204e-154, 1.0 );
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56112
t.end();
57113
});
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‎base/dnrm2/test/test.ndarray.native.js

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@@ -24,6 +24,8 @@ var resolve = require( 'path' ).resolve;
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var tape = require( 'tape' );
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var sqrt = require( '@stdlib/math/base/special/sqrt' );
2626
var Float64Array = require( '@stdlib/array/float64' );
27+
var EPS = require( '@stdlib/constants/float64/eps' );
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var abs = require( '@stdlib/math/base/special/abs' );
2729
var tryRequire = require( '@stdlib/utils/try-require' );
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2931

@@ -35,6 +37,35 @@ var opts = {
3537
};
3638

3739

40+
// FUNCTIONS //
41+
42+
/**
43+
* Tests for element-wise approximate equality.
44+
*
45+
* @private
46+
* @param {Object} t - test object
47+
* @param {Collection} actual - actual values
48+
* @param {Collection} expected - expected values
49+
* @param {number} rtol - relative tolerance
50+
*/
51+
function isApprox( t, actual, expected, rtol ) {
52+
var delta;
53+
var tol;
54+
var i;
55+
56+
t.strictEqual( actual.length, expected.length, 'returns expected value' );
57+
for ( i = 0; i < expected.length; i++ ) {
58+
if ( actual[ i ] === expected[ i ] ) {
59+
t.strictEqual( actual[ i ], expected[ i ], 'returns expected value' );
60+
} else {
61+
delta = abs( actual[ i ] - expected[ i ] );
62+
tol = rtol * EPS * abs( expected[ i ] );
63+
t.ok( delta <= tol, 'within tolerance. actual: '+actual[ i ]+'. expected: '+expected[ i ]+'. delta: '+delta+'. tol: '+tol+'.' );
64+
}
65+
}
66+
}
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3869
// TESTS //
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4071
tape( 'main export is a function', opts, function test( t ) {
@@ -62,6 +93,31 @@ tape( 'the function calculates the L2-norm of a vector', opts, function test( t
6293
z = dnrm2( x.length, x, 1, 0 );
6394
t.strictEqual( z, 4.0, 'returns expected value' );
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96+
x = new Float64Array( [ 1.0e150, 1.0e150, 1.0e150, 1.0e150 ] );
97+
98+
z = dnrm2( x.length, x, 1, 0 );
99+
t.strictEqual( z, 2.0e+150, 'returns expected value' );
100+
101+
x = new Float64Array( [ 1.0e-155, 1.0e-155, 1.0e-155, 1.0e-155 ] );
102+
103+
z = dnrm2( x.length, x, 1, 0 );
104+
t.strictEqual( z, 2.0e-155, 'returns expected value' );
105+
106+
x = new Float64Array( [ 1.0e150, 1.0e50, 1.0e150, 1.0e50 ] );
107+
108+
z = dnrm2( x.length, x, 1, 0 );
109+
isApprox( t, z, 1.4142135623730951e150, 1.0 );
110+
111+
x = new Float64Array( [ 1.0e-155, 1.0e50, 1.0e-155, 1.0e50 ] );
112+
113+
z = dnrm2( x.length, x, 1, 0 );
114+
isApprox( t, z, 1.4142135623730951e50, 1.0 );
115+
116+
x = new Float64Array( [ 1.4e-154, 1.5e-154, 1.4e-154, 0.0 ] );
117+
118+
z = dnrm2( x.length, x, 1, 0 );
119+
isApprox( t, z, 2.4839480006885204e-154, 1.0 );
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t.end();
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});
67123

‎base/dsyr2/test/fixtures/column_major_x0.json

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{
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"order": "column-major",
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"uplo": "lower",
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"N": 3,
5+
"alpha": 2.0,
6+
"x": [ 0.0, 0.0, 0.0 ],
7+
"strideX": 1,
8+
"offsetX": 0,
9+
"y": [ 1.0, 2.0, 3.0 ],
10+
"strideY": 1,
11+
"offsetY": 0,
12+
"A": [ 1.0, 1.0, 1.0, 0.0, 2.0, 2.0, 0.0, 0.0, 3.0 ],
13+
"lda": 3,
14+
"strideA1": 1,
15+
"strideA2": 3,
16+
"offsetA": 0,
17+
"A_out": [ 1.0, 1.0, 1.0, 0.0, 2.0, 2.0, 0.0, 0.0, 3.0 ]
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}

‎base/dsyr2/test/fixtures/row_major_x0.json

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{
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"order": "row-major",
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"uplo": "lower",
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"N": 3,
5+
"alpha": 2.0,
6+
"x": [ 0.0, 0.0, 0.0 ],
7+
"strideX": 1,
8+
"offsetX": 0,
9+
"y": [ 1.0, 2.0, 3.0 ],
10+
"strideY": 1,
11+
"offsetY": 0,
12+
"A": [ 1.0, 0.0, 0.0, 1.0, 2.0, 0.0, 1.0, 2.0, 3.0 ],
13+
"lda": 3,
14+
"strideA1": 3,
15+
"strideA2": 1,
16+
"offsetA": 0,
17+
"A_out": [ 1.0, 0.0, 0.0, 1.0, 2.0, 0.0, 1.0, 2.0, 3.0 ]
18+
}

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