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test: migrate math/base/special/cexp to ULP-based assertions #14165

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test: migrate math/base/special/cexp to ULP-based assertions #14165

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39 changes: 5 additions & 34 deletions lib/node_modules/@stdlib/math/base/special/cexp/test/test.js
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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 isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
var abs = require( '@stdlib/math/base/special/abs' );
var EPS = require( '@stdlib/constants/float64/eps' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var Complex128 = require( '@stdlib/complex/float64/ctor' );
Expand Down Expand Up @@ -58,10 +57,8 @@ tape( 'the function returns a double-precision complex floating-point number', f
});

tape( 'the function computes exp(z) for pure imaginary z', function test( t ) {
var delta;
var expre;
var expim;
var tol;
var re;
var im;
var i;
Expand All @@ -74,29 +71,15 @@ tape( 'the function computes exp(z) for pure imaginary z', function test( t ) {

for ( i = 0; i < re.length; i++ ) {
q = cexp( new Complex128( re[ i ], im[ i ] ) );
if ( real( q ) === expre[ i ] ) {
t.strictEqual( real( q ), expre[ i ], 'returns expected real component' );
} else {
delta = abs( real( q ) - expre[ i ] );
tol = EPS * abs( expre[ i ] );
t.ok( delta <= tol, 'within tolerance. z: '+re[i]+'+ '+im[i]+'i. real: '+real( q )+'. expected: '+expre[i]+'. delta: '+delta+'. tol: '+tol+'.' );
}
if ( imag( q ) === expim[ i ] ) {
t.strictEqual( imag( q ), expim[ i ], 'returns expected imaginary component' );
} else {
delta = abs( imag( q ) - expim[ i ] );
tol = EPS * abs( expim[ i ] );
t.ok( delta <= tol, 'within tolerance. z: '+re[i]+'+ '+im[i]+'i. imag: '+imag( q )+'. expected: '+expim[i]+'. delta: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( real( q ), expre[ i ], 0 ), true, 'returns expected value' );
t.strictEqual( isAlmostSameValue( imag( q ), expim[ i ], 0 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes exp(z) for complex z', function test( t ) {
var delta;
var expre;
var expim;
var tol;
var re;
var im;
var i;
Expand All @@ -109,20 +92,8 @@ tape( 'the function computes exp(z) for complex z', function test( t ) {

for ( i = 0; i < re.length; i++ ) {
q = cexp( new Complex128( re[ i ], im[ i ] ) );
if ( real( q ) === expre[ i ] ) {
t.strictEqual( real( q ), expre[ i ], 'returns expected real component' );
} else {
delta = abs( real( q ) - expre[ i ] );
tol = EPS * abs( expre[ i ] );
t.ok( delta <= tol, 'within tolerance. z: '+re[i]+'+ '+im[i]+'i. real: '+real( q )+'. expected: '+expre[i]+'. delta: '+delta+'. tol: '+tol+'.' );
}
if ( imag( q ) === expim[ i ] ) {
t.strictEqual( imag( q ), expim[ i ], 'returns expected imaginary component' );
} else {
delta = abs( imag( q ) - expim[ i ] );
tol = EPS * abs( expim[ i ] );
t.ok( delta <= tol, 'within tolerance. z: '+re[i]+'+ '+im[i]+'i. imag: '+imag( q )+'. expected: '+expim[i]+'. delta: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( real( q ), expre[ i ], 0 ), true, 'returns expected value' );
t.strictEqual( isAlmostSameValue( imag( q ), expim[ i ], 0 ), true, 'returns expected value' );
}
t.end();
});
Expand Down
39 changes: 5 additions & 34 deletions lib/node_modules/@stdlib/math/base/special/cexp/test/test.native.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,11 +22,10 @@

var resolve = require( 'path' ).resolve;
var tape = require( 'tape' );
var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
var isnan = require( '@stdlib/math/base/assert/is-nan' );
var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
var isNegativeZero = require( '@stdlib/math/base/assert/is-negative-zero' );
var abs = require( '@stdlib/math/base/special/abs' );
var EPS = require( '@stdlib/constants/float64/eps' );
var PINF = require( '@stdlib/constants/float64/pinf' );
var NINF = require( '@stdlib/constants/float64/ninf' );
var Complex128 = require( '@stdlib/complex/float64/ctor' );
Expand Down Expand Up @@ -67,10 +66,8 @@ tape( 'the function returns a double-precision complex floating-point number', o
});

tape( 'the function computes exp(z) for pure imaginary z', opts, function test( t ) {
var delta;
var expre;
var expim;
var tol;
var re;
var im;
var i;
Expand All @@ -83,29 +80,15 @@ tape( 'the function computes exp(z) for pure imaginary z', opts, function test(

for ( i = 0; i < re.length; i++ ) {
q = cexp( new Complex128( re[ i ], im[ i ] ) );
if ( real( q ) === expre[ i ] ) {
t.strictEqual( real( q ), expre[ i ], 'returns expected real component' );
} else {
delta = abs( real( q ) - expre[ i ] );
tol = EPS * abs( expre[ i ] );
t.ok( delta <= tol, 'within tolerance. z: '+re[i]+'+ '+im[i]+'i. real: '+real( q )+'. expected: '+expre[i]+'. delta: '+delta+'. tol: '+tol+'.' );
}
if ( imag( q ) === expim[ i ] ) {
t.strictEqual( imag( q ), expim[ i ], 'returns expected imaginary component' );
} else {
delta = abs( imag( q ) - expim[ i ] );
tol = EPS * abs( expim[ i ] );
t.ok( delta <= tol, 'within tolerance. z: '+re[i]+'+ '+im[i]+'i. imag: '+imag( q )+'. expected: '+expim[i]+'. delta: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( real( q ), expre[ i ], 1 ), true, 'returns expected value' );
t.strictEqual( isAlmostSameValue( imag( q ), expim[ i ], 1 ), true, 'returns expected value' );
}
t.end();
});

tape( 'the function computes exp(z) for complex z', opts, function test( t ) {
var delta;
var expre;
var expim;
var tol;
var re;
var im;
var i;
Expand All @@ -118,20 +101,8 @@ tape( 'the function computes exp(z) for complex z', opts, function test( t ) {

for ( i = 0; i < re.length; i++ ) {
q = cexp( new Complex128( re[ i ], im[ i ] ) );
if ( real( q ) === expre[ i ] ) {
t.strictEqual( real( q ), expre[ i ], 'returns expected real component' );
} else {
delta = abs( real( q ) - expre[ i ] );
tol = EPS * abs( expre[ i ] );
t.ok( delta <= tol, 'within tolerance. z: '+re[i]+'+ '+im[i]+'i. real: '+real( q )+'. expected: '+expre[i]+'. delta: '+delta+'. tol: '+tol+'.' );
}
if ( imag( q ) === expim[ i ] ) {
t.strictEqual( imag( q ), expim[ i ], 'returns expected imaginary component' );
} else {
delta = abs( imag( q ) - expim[ i ] );
tol = 2.0 * EPS * abs( expim[ i ] );
t.ok( delta <= tol, 'within tolerance. z: '+re[i]+'+ '+im[i]+'i. imag: '+imag( q )+'. expected: '+expim[i]+'. delta: '+delta+'. tol: '+tol+'.' );
}
t.strictEqual( isAlmostSameValue( real( q ), expre[ i ], 1 ), true, 'returns expected value' );
t.strictEqual( isAlmostSameValue( imag( q ), expim[ i ], 2 ), true, 'returns expected value' );
}
t.end();
});
Expand Down