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test: migrate blas/base/scasum to ULP-based assertions #15617

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40 changes: 21 additions & 19 deletions lib/node_modules/@stdlib/blas/base/scasum/test/test.ndarray.js
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -22,8 +22,7 @@

var tape = require( 'tape' );
var Complex64Array = require( '@stdlib/array/complex64' );
var EPS = require( '@stdlib/constants/float32/eps' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValuef = require( '@stdlib/number/float32/base/assert/is-almost-same-value' );
var scasum = require( './../lib/ndarray.js' );


Expand All @@ -36,19 +35,10 @@ var scasum = require( './../lib/ndarray.js' );
* @param {Object} t - test object
* @param {number} actual - actual value
* @param {number} expected - expected value
* @param {number} rtol - relative tolerance
* @param {NonNegativeInteger} ulp - maximum allowed ULP difference
*/
function isApprox( t, actual, expected, rtol ) {
var delta;
var tol;

if ( actual === expected ) {
t.strictEqual( actual, expected, 'returns expected value' );
} else {
delta = abs( actual - expected );
tol = rtol * EPS * abs( expected );
t.ok( delta <= tol, 'within tolerance. actual: '+actual+'. expected: '+expected+'. delta: '+delta+'. tol: '+tol+'.' );
}
function isApprox( t, actual, expected, ulp ) {
t.strictEqual( isAlmostSameValuef( actual, expected, ulp ), true, 'returns expected value' );
}


Expand All @@ -68,8 +58,11 @@ tape( 'the function has an arity of 4', function test( t ) {
tape( 'the function computes the sum of the absolute values of the real and imaginary components of a single-precision complex floating-point vector', function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 1
0.1, // 1
Expand All @@ -85,7 +78,7 @@ tape( 'the function computes the sum of the absolute values of the real and imag
expected = 1.6;

actual = scasum( 4, x, 1, 0 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );

x = new Complex64Array([
0.1, // 1
Expand All @@ -100,7 +93,7 @@ tape( 'the function computes the sum of the absolute values of the real and imag
expected = 1.3;

actual = scasum( 3, x, 1, 0 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

Expand Down Expand Up @@ -137,8 +130,11 @@ tape( 'if provided an `N` parameter less than or equal to `0`, the function retu
tape( 'the function supports specifying a stride', function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 1
0.1, // 1
Expand All @@ -160,15 +156,18 @@ tape( 'the function supports specifying a stride', function test( t ) {
expected = 1.6;

actual = scasum( 4, x, 2, 0 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

tape( 'the function supports specifying a negative stride', function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 4
0.1, // 4
Expand All @@ -190,7 +189,7 @@ tape( 'the function supports specifying a negative stride', function test( t ) {
expected = 28.9;

actual = scasum( 4, x, -1, 3 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

Expand Down Expand Up @@ -221,8 +220,11 @@ tape( 'the function supports specifying an offset', function test( t ) {
tape( 'the function supports specifying complex access patterns', function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 4
0.1, // 4
Expand All @@ -244,6 +246,6 @@ tape( 'the function supports specifying complex access patterns', function test(
expected = 1.6;

actual = scasum( 4, x, -2, 6 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});
40 changes: 21 additions & 19 deletions lib/node_modules/@stdlib/blas/base/scasum/test/test.ndarray.native.js
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Original file line number Diff line number Diff line change
Expand Up @@ -23,8 +23,7 @@
var resolve = require( 'path' ).resolve;
var tape = require( 'tape' );
var Complex64Array = require( '@stdlib/array/complex64' );
var EPS = require( '@stdlib/constants/float32/eps' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValuef = require( '@stdlib/number/float32/base/assert/is-almost-same-value' );
var tryRequire = require( '@stdlib/utils/try-require' );


Expand All @@ -45,19 +44,10 @@ var opts = {
* @param {Object} t - test object
* @param {number} actual - actual value
* @param {number} expected - expected value
* @param {number} rtol - relative tolerance
* @param {NonNegativeInteger} ulp - maximum allowed ULP difference
*/
function isApprox( t, actual, expected, rtol ) {
var delta;
var tol;

if ( actual === expected ) {
t.strictEqual( actual, expected, 'returns expected value' );
} else {
delta = abs( actual - expected );
tol = rtol * EPS * abs( expected );
t.ok( delta <= tol, 'within tolerance. actual: '+actual+'. expected: '+expected+'. delta: '+delta+'. tol: '+tol+'.' );
}
function isApprox( t, actual, expected, ulp ) {
t.strictEqual( isAlmostSameValuef( actual, expected, ulp ), true, 'returns expected value' );
}


Expand All @@ -77,8 +67,11 @@ tape( 'the function has an arity of 4', opts, function test( t ) {
tape( 'the function computes the sum of the absolute values of the real and imaginary components of a single-precision complex floating-point vector', opts, function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 1
0.1, // 1
Expand All @@ -94,7 +87,7 @@ tape( 'the function computes the sum of the absolute values of the real and imag
expected = 1.6;

actual = scasum( 4, x, 1, 0 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );

x = new Complex64Array([
0.1, // 1
Expand All @@ -109,7 +102,7 @@ tape( 'the function computes the sum of the absolute values of the real and imag
expected = 1.3;

actual = scasum( 3, x, 1, 0 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

Expand Down Expand Up @@ -146,8 +139,11 @@ tape( 'if provided an `N` parameter less than or equal to `0`, the function retu
tape( 'the function supports specifying a stride', opts, function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 1
0.1, // 1
Expand All @@ -169,15 +165,18 @@ tape( 'the function supports specifying a stride', opts, function test( t ) {
expected = 1.6;

actual = scasum( 4, x, 2, 0 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

tape( 'the function supports specifying a negative stride', opts, function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 4
0.1, // 4
Expand All @@ -199,7 +198,7 @@ tape( 'the function supports specifying a negative stride', opts, function test(
expected = 28.9;

actual = scasum( 4, x, -1, 3 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

Expand Down Expand Up @@ -230,8 +229,11 @@ tape( 'the function supports specifying an offset', opts, function test( t ) {
tape( 'the function supports specifying complex access patterns', opts, function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 4
0.1, // 4
Expand All @@ -253,6 +255,6 @@ tape( 'the function supports specifying complex access patterns', opts, function
expected = 1.6;

actual = scasum( 4, x, -2, 6 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});
35 changes: 17 additions & 18 deletions lib/node_modules/@stdlib/blas/base/scasum/test/test.scasum.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -22,8 +22,7 @@

var tape = require( 'tape' );
var Complex64Array = require( '@stdlib/array/complex64' );
var EPS = require( '@stdlib/constants/float32/eps' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValuef = require( '@stdlib/number/float32/base/assert/is-almost-same-value' );
var scasum = require( './../lib/scasum.js' );


Expand All @@ -36,19 +35,10 @@ var scasum = require( './../lib/scasum.js' );
* @param {Object} t - test object
* @param {number} actual - actual value
* @param {number} expected - expected value
* @param {number} rtol - relative tolerance
* @param {NonNegativeInteger} ulp - maximum allowed ULP difference
*/
function isApprox( t, actual, expected, rtol ) {
var delta;
var tol;

if ( actual === expected ) {
t.strictEqual( actual, expected, 'returns expected value' );
} else {
delta = abs( actual - expected );
tol = rtol * EPS * abs( expected );
t.ok( delta <= tol, 'within tolerance. actual: '+actual+'. expected: '+expected+'. delta: '+delta+'. tol: '+tol+'.' );
}
function isApprox( t, actual, expected, ulp ) {
t.strictEqual( isAlmostSameValuef( actual, expected, ulp ), true, 'returns expected value' );
}


Expand All @@ -68,8 +58,11 @@ tape( 'the function has an arity of 3', function test( t ) {
tape( 'the function computes the sum of the absolute values of the real and imaginary components of a single-precision complex floating-point vector', function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 1
0.1, // 1
Expand All @@ -85,7 +78,7 @@ tape( 'the function computes the sum of the absolute values of the real and imag
expected = 1.6;

actual = scasum( 4, x, 1 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );

x = new Complex64Array([
0.1, // 1
Expand All @@ -100,7 +93,7 @@ tape( 'the function computes the sum of the absolute values of the real and imag
expected = 1.3;

actual = scasum( 3, x, 1 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

Expand Down Expand Up @@ -137,8 +130,11 @@ tape( 'if provided an `N` parameter less than or equal to `0`, the function retu
tape( 'the function supports specifying a stride', function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 1
0.1, // 1
Expand All @@ -160,15 +156,18 @@ tape( 'the function supports specifying a stride', function test( t ) {
expected = 1.6;

actual = scasum( 4, x, 2 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

tape( 'the function supports specifying a negative stride', function test( t ) {
var expected;
var actual;
var ULP;
var x;

ULP = 1;

x = new Complex64Array([
0.3, // 4
0.1, // 4
Expand All @@ -182,7 +181,7 @@ tape( 'the function supports specifying a negative stride', function test( t ) {
expected = 28.9;

actual = scasum( 4, x, -1 );
isApprox( t, actual, expected, 2.0 );
isApprox( t, actual, expected, ULP );
t.end();
});

Expand Down
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