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test: migrate stats/base/dists/f/pdf to ULP-based assertions #14853

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63 changes: 7 additions & 56 deletions lib/node_modules/@stdlib/stats/base/dists/f/pdf/test/test.factory.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,10 +22,9 @@

var tape = require( 'tape' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var abs = require( '@stdlib/math/base/special/abs' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
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 @@ -221,9 +220,7 @@ tape( 'if provided `d1 <= 0`, the created function always returns `NaN`', functi

tape( 'the created function evaluates the pdf for `x` given large `d1` and `d2` (tested against Julia)', function test( t ) {
var expected;
var delta;
var pdf;
var tol;
var d1;
var d2;
var x;
Expand All @@ -237,22 +234,14 @@ tape( 'the created function evaluates the pdf for `x` given large `d1` and `d2`
for ( i = 0; i < x.length; i++ ) {
pdf = factory( d1[i], d2[i] );
y = pdf( x[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2300.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 4003 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the created function evaluates the pdf for `x` given a large parameter `d1` (tested against Julia)', function test( t ) {
var expected;
var delta;
var pdf;
var tol;
var d1;
var d2;
var x;
Expand All @@ -266,22 +255,14 @@ tape( 'the created function evaluates the pdf for `x` given a large parameter `d
for ( i = 0; i < x.length; i++ ) {
pdf = factory( d1[i], d2[i] );
y = pdf( x[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 150.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 95 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the created function evaluates the pdf for `x` given a large parameter `d2` (tested against Julia)', function test( t ) {
var expected;
var delta;
var pdf;
var tol;
var d1;
var d2;
var x;
Expand All @@ -295,22 +276,14 @@ tape( 'the created function evaluates the pdf for `x` given a large parameter `d
for ( i = 0; i < x.length; i++ ) {
pdf = factory( d1[i], d2[i] );
y = pdf( x[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1800.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 103 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the created function evaluates the pdf for `x` given large `d1` and `d2` (tested against the Boost C++ library)', function test( t ) {
var expected;
var delta;
var pdf;
var tol;
var d1;
var d2;
var x;
Expand All @@ -324,22 +297,14 @@ tape( 'the created function evaluates the pdf for `x` given large `d1` and `d2`
for ( i = 0; i < x.length; i++ ) {
pdf = factory( d1[i], d2[i] );
y = pdf( x[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 150.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 148 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the created function evaluates the pdf for `x` given a large parameter `d1` (tested against the Boost C++ library)', function test( t ) {
var expected;
var delta;
var pdf;
var tol;
var d1;
var d2;
var x;
Expand All @@ -353,22 +318,14 @@ tape( 'the created function evaluates the pdf for `x` given a large parameter `d
for ( i = 0; i < x.length; i++ ) {
pdf = factory( d1[i], d2[i] );
y = pdf( x[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 100.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 105 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the created function evaluates the pdf for `x` given a large parameter `d2` (tested against the Boost C++ library)', function test( t ) {
var expected;
var delta;
var pdf;
var tol;
var d1;
var d2;
var x;
Expand All @@ -382,13 +339,7 @@ tape( 'the created function evaluates the pdf for `x` given a large parameter `d
for ( i = 0; i < x.length; i++ ) {
pdf = factory( d1[i], d2[i] );
y = pdf( x[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1150.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1285 ), true, 'returns expected value' );
}
t.end();
});
36 changes: 6 additions & 30 deletions lib/node_modules/@stdlib/stats/base/dists/f/pdf/test/test.native.js
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Original file line number Diff line number Diff line change
Expand Up @@ -181,11 +181,7 @@ tape( 'the function evaluates the pdf for `x` given large `d1` and `d2` (tested
d2 = bothLarge.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
t.ok( isAlmostSameValue( y, expected[i], 5000 ), 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 4003 ), true, 'returns expected value' );
}
t.end();
});
Expand All @@ -204,11 +200,7 @@ tape( 'the function evaluates the pdf for `x` given large parameter `d1` (tested
d2 = largeD1.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
t.ok( isAlmostSameValue( y, expected[i], 2500 ), 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 95 ), true, 'returns expected value' );
}
t.end();
});
Expand All @@ -227,11 +219,7 @@ tape( 'the function evaluates the pdf for `x` given large parameter `d2` (tested
d2 = largeD2.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
t.ok( isAlmostSameValue( y, expected[i], 4000 ), 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 103 ), true, 'returns expected value' );
}
t.end();
});
Expand All @@ -250,11 +238,7 @@ tape( 'the function evaluates the pdf for `x` given large `d1` and `d2` (tested
d2 = cppBothLarge.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
t.ok( isAlmostSameValue( y, expected[i], 3000 ), 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 148 ), true, 'returns expected value' );
}
t.end();
});
Expand All @@ -273,11 +257,7 @@ tape( 'the function evaluates the pdf for `x` given large parameter `d1` (tested
d2 = cppLargeD1.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
t.ok( isAlmostSameValue( y, expected[i], 2500 ), 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 105 ), true, 'returns expected value' );
}
t.end();
});
Expand All @@ -296,11 +276,7 @@ tape( 'the function evaluates the pdf for `x` given large parameter `d2` (tested
d2 = cppLargeD2.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
t.ok( isAlmostSameValue( y, expected[i], 4000 ), 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1285 ), true, 'returns expected value' );
}
t.end();
});
63 changes: 7 additions & 56 deletions lib/node_modules/@stdlib/stats/base/dists/f/pdf/test/test.pdf.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -22,10 +22,9 @@

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


Expand Down Expand Up @@ -155,8 +154,6 @@ tape( 'if provided `d1 > 2.0`, the function returns `0.0` when provided `0.0` fo

tape( 'the function evaluates the pdf for `x` given large `d1` and `d2` (tested against Julia)', function test( t ) {
var expected;
var delta;
var tol;
var d1;
var d2;
var x;
Expand All @@ -169,21 +166,13 @@ tape( 'the function evaluates the pdf for `x` given large `d1` and `d2` (tested
d2 = bothLarge.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 2300.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 4003 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function evaluates the pdf for `x` given large parameter `d1` (tested against Julia)', function test( t ) {
var expected;
var delta;
var tol;
var d1;
var d2;
var x;
Expand All @@ -196,21 +185,13 @@ tape( 'the function evaluates the pdf for `x` given large parameter `d1` (tested
d2 = largeD1.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 150.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 95 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function evaluates the pdf for `x` given large parameter `d2` (tested against Julia)', function test( t ) {
var expected;
var delta;
var tol;
var d1;
var d2;
var x;
Expand All @@ -223,21 +204,13 @@ tape( 'the function evaluates the pdf for `x` given large parameter `d2` (tested
d2 = largeD2.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1800.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 103 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function evaluates the pdf for `x` given large `d1` and `d2` (tested against the Boost C++ library', function test( t ) {
var expected;
var delta;
var tol;
var d1;
var d2;
var x;
Expand All @@ -250,21 +223,13 @@ tape( 'the function evaluates the pdf for `x` given large `d1` and `d2` (tested
d2 = cppBothLarge.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 150.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 148 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function evaluates the pdf for `x` given large parameter `d1` (tested against the Boost C++ library)', function test( t ) {
var expected;
var delta;
var tol;
var d1;
var d2;
var x;
Expand All @@ -277,21 +242,13 @@ tape( 'the function evaluates the pdf for `x` given large parameter `d1` (tested
d2 = cppLargeD1.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 100.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 105 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function evaluates the pdf for `x` given large parameter `d2` (tested against the Boost C++ library)', function test( t ) {
var expected;
var delta;
var tol;
var d1;
var d2;
var x;
Expand All @@ -304,13 +261,7 @@ tape( 'the function evaluates the pdf for `x` given large parameter `d2` (tested
d2 = cppLargeD2.d2;
for ( i = 0; i < x.length; i++ ) {
y = pdf( x[i], d1[i], d2[i] );
if ( y === expected[i] ) {
t.strictEqual( y, expected[i], 'x: '+x[i]+', d1: '+d1[i]+', d2: '+d2[i]+', y: '+y+', expected: '+expected[i] );
} else {
delta = abs( y - expected[ i ] );
tol = 1150.0 * EPS * abs( expected[ i ] );
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. d1: '+d1[i]+'. d2: '+d2[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( y, expected[ i ], 1285 ), true, 'returns expected value' );
}
t.end();
});
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