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bench: added benchmarks for different cases in triangular mgf implementation
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‎lib/node_modules/@stdlib/stats/base/dists/triangular/mgf/test/test.factory.js‎

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@@ -34,6 +34,10 @@ var factory = require( './../lib/factory.js' );
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var smallRange = require( './fixtures/julia/small_range.json' );
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var mediumRange = require( './fixtures/julia/medium_range.json' );
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var largeRange = require( './fixtures/julia/large_range.json' );
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var aLessCLessB = require( './fixtures/julia/a_less_c_less_b.json' );
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var aLessCEqB = require( './fixtures/julia/a_less_c_eq_b.json' );
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var aEqCLessB = require( './fixtures/julia/a_eq_c_less_b.json' );
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var aEqCEqB = require( './fixtures/julia/a_eq_c_eq_b.json' );
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// TESTS //
@@ -224,3 +228,127 @@ tape( 'the created function evaluates the MGF for `x` given a large range `b - a
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}
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t.end();
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});
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tape( 'the function evaluates the MGF for `x` given the case: a < c < b', function test( t ) {
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var expected;
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var delta;
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var mgf;
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var tol;
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var x;
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var a;
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var b;
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var c;
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var y;
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var i;
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expected = aLessCLessB.expected;
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x = aLessCLessB.x;
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a = aLessCLessB.a;
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b = aLessCLessB.b;
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c = aLessCLessB.c;
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for ( i = 0; i < x.length; i++ ) {
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mgf = factory( a[i], b[i], c[i] );
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y = mgf( x[i] );
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if ( y === expected[i] ) {
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t.equal( y, expected[i], 'x: '+x[i]+', a: '+a[i]+', b: '+b[i]+', c: '+c[i]+', y: '+y+', expected: '+expected[i] );
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} else {
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delta = abs( y - expected[ i ] );
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tol = 1.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. a: '+a[i]+'. b: '+b[i]+'. c: '+c[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
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}
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}
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t.end();
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});
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tape( 'the function evaluates the MGF for `x` given the case: a < c = b', function test( t ) {
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var expected;
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var delta;
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var mgf;
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var tol;
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var x;
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var a;
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var b;
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var c;
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var y;
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var i;
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expected = aLessCEqB.expected;
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x = aLessCEqB.x;
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a = aLessCEqB.a;
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b = aLessCEqB.b;
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c = aLessCEqB.c;
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for ( i = 0; i < x.length; i++ ) {
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mgf = factory( a[i], b[i], c[i] );
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y = mgf( x[i] );
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if ( y === expected[i] ) {
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t.equal( y, expected[i], 'x: '+x[i]+', a: '+a[i]+', b: '+b[i]+', c: '+c[i]+', y: '+y+', expected: '+expected[i] );
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} else {
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delta = abs( y - expected[ i ] );
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tol = 1.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. a: '+a[i]+'. b: '+b[i]+'. c: '+c[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
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}
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}
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t.end();
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});
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tape( 'the function evaluates the MGF for `x` given the case: a = c < b', function test( t ) {
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var expected;
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var delta;
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var mgf;
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var tol;
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var x;
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var a;
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var b;
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var c;
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var y;
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var i;
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expected = aEqCLessB.expected;
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x = aEqCLessB.x;
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a = aEqCLessB.a;
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b = aEqCLessB.b;
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c = aEqCLessB.c;
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for ( i = 0; i < x.length; i++ ) {
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mgf = factory( a[i], b[i], c[i] );
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y = mgf( x[i] );
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if ( y === expected[i] ) {
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t.equal( y, expected[i], 'x: '+x[i]+', a: '+a[i]+', b: '+b[i]+', c: '+c[i]+', y: '+y+', expected: '+expected[i] );
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} else {
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delta = abs( y - expected[ i ] );
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tol = 1.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. a: '+a[i]+'. b: '+b[i]+'. c: '+c[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
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}
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}
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t.end();
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});
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tape( 'the function evaluates the MGF for `x` given the case: a = c = b', function test( t ) {
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var expected;
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var delta;
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var mgf;
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var tol;
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var x;
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var a;
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var b;
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var c;
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var y;
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var i;
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expected = aEqCEqB.expected;
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x = aEqCEqB.x;
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a = aEqCEqB.a;
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b = aEqCEqB.b;
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c = aEqCEqB.c;
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for ( i = 0; i < x.length; i++ ) {
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mgf = factory( a[i], b[i], c[i] );
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y = mgf( x[i] );
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if ( y === expected[i] ) {
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t.equal( y, expected[i], 'x: '+x[i]+', a: '+a[i]+', b: '+b[i]+', c: '+c[i]+', y: '+y+', expected: '+expected[i] );
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} else {
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delta = abs( y - expected[ i ] );
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tol = 1.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. a: '+a[i]+'. b: '+b[i]+'. c: '+c[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
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}
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}
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t.end();
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});

‎lib/node_modules/@stdlib/stats/base/dists/triangular/mgf/test/test.native.js‎

Lines changed: 120 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -33,6 +33,10 @@ var tryRequire = require( '@stdlib/utils/try-require' );
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var smallRange = require( './fixtures/julia/small_range.json' );
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var mediumRange = require( './fixtures/julia/medium_range.json' );
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var largeRange = require( './fixtures/julia/large_range.json' );
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var aLessCLessB = require( './fixtures/julia/a_less_c_less_b.json' );
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var aLessCEqB = require( './fixtures/julia/a_less_c_eq_b.json' );
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var aEqCLessB = require( './fixtures/julia/a_eq_c_less_b.json' );
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var aEqCEqB = require( './fixtures/julia/a_eq_c_eq_b.json' );
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// VARIABLES //
@@ -167,3 +171,119 @@ tape( 'the function evaluates the MGF for `x` given a large range `b - a`', opts
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}
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t.end();
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});
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tape( 'the function evaluates the MGF for `x` given the case: a < c < b', opts, function test( t ) {
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var expected;
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var delta;
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var tol;
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var x;
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var a;
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var b;
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var c;
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var y;
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var i;
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expected = aLessCLessB.expected;
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x = aLessCLessB.x;
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a = aLessCLessB.a;
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b = aLessCLessB.b;
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c = aLessCLessB.c;
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for ( i = 0; i < x.length; i++ ) {
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y = mgf( x[i], a[i], b[i], c[i] );
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if ( y === expected[i] ) {
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t.equal( y, expected[i], 'x: '+x[i]+', a: '+a[i]+', b: '+b[i]+', c: '+c[i]+', y: '+y+', expected: '+expected[i] );
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} else {
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delta = abs( y - expected[ i ] );
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tol = 4.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. a: '+a[i]+'. b: '+b[i]+'. c: '+c[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
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}
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}
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t.end();
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});
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tape( 'the function evaluates the MGF for `x` given the case: a < c = b', opts, function test( t ) {
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var expected;
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var delta;
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var tol;
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var x;
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var a;
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var b;
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var c;
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var y;
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var i;
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expected = aLessCEqB.expected;
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x = aLessCEqB.x;
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a = aLessCEqB.a;
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b = aLessCEqB.b;
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c = aLessCEqB.c;
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for ( i = 0; i < x.length; i++ ) {
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y = mgf( x[i], a[i], b[i], c[i] );
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if ( y === expected[i] ) {
223+
t.equal( y, expected[i], 'x: '+x[i]+', a: '+a[i]+', b: '+b[i]+', c: '+c[i]+', y: '+y+', expected: '+expected[i] );
224+
} else {
225+
delta = abs( y - expected[ i ] );
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tol = 4.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. a: '+a[i]+'. b: '+b[i]+'. c: '+c[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
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}
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}
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t.end();
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});
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tape( 'the function evaluates the MGF for `x` given the case: a = c < b', opts, function test( t ) {
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var expected;
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var delta;
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var tol;
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var x;
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var a;
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var b;
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var c;
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var y;
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var i;
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244+
expected = aEqCLessB.expected;
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x = aEqCLessB.x;
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a = aEqCLessB.a;
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b = aEqCLessB.b;
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c = aEqCLessB.c;
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for ( i = 0; i < x.length; i++ ) {
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y = mgf( x[i], a[i], b[i], c[i] );
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if ( y === expected[i] ) {
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t.equal( y, expected[i], 'x: '+x[i]+', a: '+a[i]+', b: '+b[i]+', c: '+c[i]+', y: '+y+', expected: '+expected[i] );
253+
} else {
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delta = abs( y - expected[ i ] );
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tol = 4.0 * EPS * abs( expected[ i ] );
256+
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. a: '+a[i]+'. b: '+b[i]+'. c: '+c[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
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}
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}
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t.end();
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});
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tape( 'the function evaluates the MGF for `x` given the case: a = c = b', opts, function test( t ) {
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var expected;
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var delta;
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var tol;
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var x;
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var a;
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var b;
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var c;
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var y;
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var i;
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273+
expected = aEqCEqB.expected;
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x = aEqCEqB.x;
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a = aEqCEqB.a;
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b = aEqCEqB.b;
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c = aEqCEqB.c;
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for ( i = 0; i < x.length; i++ ) {
279+
y = mgf( x[i], a[i], b[i], c[i] );
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if ( y === expected[i] ) {
281+
t.equal( y, expected[i], 'x: '+x[i]+', a: '+a[i]+', b: '+b[i]+', c: '+c[i]+', y: '+y+', expected: '+expected[i] );
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} else {
283+
delta = abs( y - expected[ i ] );
284+
tol = 4.0 * EPS * abs( expected[ i ] );
285+
t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. a: '+a[i]+'. b: '+b[i]+'. c: '+c[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' );
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}
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}
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t.end();
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});

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