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test: migrate stats/base/dists/normal/mgf to ULP-based assertions #14302

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Merged
kgryte merged 1 commit into from
Aug 15, 2026
+12 −87
Merged

test: migrate stats/base/dists/normal/mgf to ULP-based assertions #14302

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33 changes: 4 additions & 29 deletions lib/node_modules/@stdlib/stats/base/dists/normal/mgf/test/test.factory.js
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -21,11 +21,10 @@
// MODULES //

var tape = require( 'tape' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var abs = require( '@stdlib/math/base/special/abs' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var EPS = require( '@stdlib/constants/float64/eps' );
var factory = require( './../lib/factory.js' );


Expand Down Expand Up @@ -113,10 +112,8 @@ tape( 'if provided a nonpositive `sigma`, the created function always returns `N

tape( 'the created function evaluates the MGF for `x` given positive `mu`', function test( t ) {
var expected;
var delta;
var sigma;
var mgf;
var tol;
var mu;
var x;
var y;
Expand All @@ -130,24 +127,16 @@ tape( 'the created function evaluates the MGF for `x` given positive `mu`', func
mgf = factory( mu[i], sigma[i] );
y = mgf( x[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu: '+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1200.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1867 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the created function evaluates the MGF for `x` given negative `mu`', function test( t ) {
var expected;
var delta;
var sigma;
var mgf;
var tol;
var mu;
var x;
var y;
Expand All @@ -161,24 +150,16 @@ tape( 'the created function evaluates the MGF for `x` given negative `mu`', func
mgf = factory( mu[i], sigma[i] );
y = mgf( x[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu:'+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1050.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 2039 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the created function evaluates the MGF for `x` given large variance ( = large `sigma`)', function test( t ) {
var expected;
var delta;
var sigma;
var mgf;
var tol;
var mu;
var x;
var y;
Expand All @@ -192,13 +173,7 @@ tape( 'the created function evaluates the MGF for `x` given large variance ( = l
mgf = factory( mu[i], sigma[i] );
y = mgf( x[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu: '+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 700.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 969 ), true, 'returns expected value' );
}
}
t.end();
Expand Down
33 changes: 4 additions & 29 deletions lib/node_modules/@stdlib/stats/base/dists/normal/mgf/test/test.mgf.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -21,11 +21,10 @@
// MODULES //

var tape = require( 'tape' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var abs = require( '@stdlib/math/base/special/abs' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var EPS = require( '@stdlib/constants/float64/eps' );
var mgf = require( './../lib' );


Expand Down Expand Up @@ -83,9 +82,7 @@ tape( 'if provided a nonpositive `sigma`, the function returns `NaN`', function

tape( 'the function evaluates the MGF for `x` given positive `mu`', function test( t ) {
var expected;
var delta;
var sigma;
var tol;
var mu;
var x;
var y;
Expand All @@ -98,23 +95,15 @@ tape( 'the function evaluates the MGF for `x` given positive `mu`', function tes
for ( i = 0; i < x.length; i++ ) {
y = mgf( x[i], mu[i], sigma[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu:'+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1200.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1867 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the MGF for `x` given negative `mu`', function test( t ) {
var expected;
var delta;
var sigma;
var tol;
var mu;
var x;
var y;
Expand All @@ -127,23 +116,15 @@ tape( 'the function evaluates the MGF for `x` given negative `mu`', function tes
for ( i = 0; i < x.length; i++ ) {
y = mgf( x[i], mu[i], sigma[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu:'+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1050.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 2039 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the MGF for `x` given large variance ( = large `sigma` )', function test( t ) {
var expected;
var delta;
var sigma;
var tol;
var mu;
var x;
var y;
Expand All @@ -156,13 +137,7 @@ tape( 'the function evaluates the MGF for `x` given large variance ( = large `si
for ( i = 0; i < x.length; i++ ) {
y = mgf( x[i], mu[i], sigma[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu:'+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 700.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 969 ), true, 'returns expected value' );
}
}
t.end();
Expand Down
33 changes: 4 additions & 29 deletions lib/node_modules/@stdlib/stats/base/dists/normal/mgf/test/test.native.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -22,12 +22,11 @@

var resolve = require( 'path' ).resolve;
var tape = require( 'tape' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var tryRequire = require( '@stdlib/utils/try-require' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var abs = require( '@stdlib/math/base/special/abs' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var EPS = require( '@stdlib/constants/float64/eps' );


// FIXTURES //
Expand Down Expand Up @@ -92,9 +91,7 @@ tape( 'if provided a nonpositive `sigma`, the function returns `NaN`', opts, fun

tape( 'the function evaluates the MGF for `x` given positive `mu`', opts, function test( t ) {
var expected;
var delta;
var sigma;
var tol;
var mu;
var x;
var y;
Expand All @@ -107,23 +104,15 @@ tape( 'the function evaluates the MGF for `x` given positive `mu`', opts, functi
for ( i = 0; i < x.length; i++ ) {
y = mgf( x[i], mu[i], sigma[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu:'+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1200.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1867 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the MGF for `x` given negative `mu`', opts, function test( t ) {
var expected;
var delta;
var sigma;
var tol;
var mu;
var x;
var y;
Expand All @@ -136,23 +125,15 @@ tape( 'the function evaluates the MGF for `x` given negative `mu`', opts, functi
for ( i = 0; i < x.length; i++ ) {
y = mgf( x[i], mu[i], sigma[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu:'+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1050.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 2039 ), true, 'returns expected value' );
}
}
t.end();
});

tape( 'the function evaluates the MGF for `x` given large variance ( = large `sigma` )', opts, function test( t ) {
var expected;
var delta;
var sigma;
var tol;
var mu;
var x;
var y;
Expand All @@ -165,13 +146,7 @@ tape( 'the function evaluates the MGF for `x` given large variance ( = large `si
for ( i = 0; i < x.length; i++ ) {
y = mgf( x[i], mu[i], sigma[i] );
if ( expected[i] !== null ) {
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', mu:'+mu[i]+', sigma: '+sigma[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 700.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. mu: '+mu[i]+'. sigma: '+sigma[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 969 ), true, 'returns expected value' );
}
}
t.end();
Expand Down