From a1616c0e142277be411f540400abdea68ef476db Mon Sep 17 00:00:00 2001 From: Karan Anand Date: Sat, 4 Jan 2025 13:42:21 -0800 Subject: [PATCH] test(arcsine-stdev): add native.js tests --- type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report: - task: lint_filenames status: passed - task: lint_editorconfig status: passed - task: lint_markdown status: na - task: lint_package_json status: na - task: lint_repl_help status: na - task: lint_javascript_src status: na - task: lint_javascript_cli status: na - task: lint_javascript_examples status: na - task: lint_javascript_tests status: passed - task: lint_javascript_benchmarks status: na - task: lint_python status: na - task: lint_r status: na - task: lint_c_src status: na - task: lint_c_examples status: na - task: lint_c_benchmarks status: na - task: lint_c_tests_fixtures status: na - task: lint_shell status: na - task: lint_typescript_declarations status: na - task: lint_typescript_tests status: na - task: lint_license_headers status: passed --- --- type: pre_push_report description: Results of running various checks prior to pushing changes. report: - task: run_javascript_examples status: na - task: run_c_examples status: na - task: run_cpp_examples status: na - task: run_javascript_readme_examples status: na - task: run_c_benchmarks status: na - task: run_cpp_benchmarks status: na - task: run_fortran_benchmarks status: na - task: run_javascript_benchmarks status: na - task: run_julia_benchmarks status: na - task: run_python_benchmarks status: na - task: run_r_benchmarks status: na - task: run_javascript_tests status: na --- --- type: pre_push_report description: Results of running various checks prior to pushing changes. report: - task: run_javascript_examples status: na - task: run_c_examples status: na - task: run_cpp_examples status: na - task: run_javascript_readme_examples status: na - task: run_c_benchmarks status: na - task: run_cpp_benchmarks status: na - task: run_fortran_benchmarks status: na - task: run_javascript_benchmarks status: na - task: run_julia_benchmarks status: na - task: run_python_benchmarks status: na - task: run_r_benchmarks status: na - task: run_javascript_tests status: na --- --- .../dists/arcsine/stdev/test/test.native.js | 105 ++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 lib/node_modules/@stdlib/stats/base/dists/arcsine/stdev/test/test.native.js diff --git a/lib/node_modules/@stdlib/stats/base/dists/arcsine/stdev/test/test.native.js b/lib/node_modules/@stdlib/stats/base/dists/arcsine/stdev/test/test.native.js new file mode 100644 index 000000000000..75b1eb8869d0 --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/arcsine/stdev/test/test.native.js @@ -0,0 +1,105 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2025 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var resolve = require( 'path' ).resolve; +var tape = require( 'tape' ); +var tryRequire = require( '@stdlib/utils/try-require' ); +var abs = require( '@stdlib/math/base/special/abs' ); +var isnan = require( '@stdlib/math/base/assert/is-nan' ); +var PINF = require( '@stdlib/constants/float64/pinf' ); +var NINF = require( '@stdlib/constants/float64/ninf' ); +var EPS = require( '@stdlib/constants/float64/eps' ); + + +// VARIABLES // + +var stdev = tryRequire( resolve( __dirname, './../lib/native.js' ) ); +var opts = { + 'skip': ( stdev instanceof Error ) +}; + + +// FIXTURES // + +var data = require( './fixtures/julia/data.json' ); + + +// TESTS // + +tape( 'main export is a function', opts, function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof stdev, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'if provided `NaN` for any parameter, the function returns `NaN`', function test( t ) { + var v = stdev( NaN, 0.5 ); + t.equal( isnan( v ), true, 'returns NaN' ); + + v = stdev( 10.0, NaN ); + t.equal( isnan( v ), true, 'returns NaN' ); + + t.end(); +}); + +tape( 'if provided `a >= b`, the function returns `NaN`', function test( t ) { + var y; + + y = stdev( 3.0, 2.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = stdev( 2.0, 2.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = stdev( NINF, NINF ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = stdev( PINF, NINF ); + t.equal( isnan( y ), true, 'returns NaN' ); + + t.end(); +}); + +tape( 'the function returns the standard deviation of an arcsine distribution', function test( t ) { + var expected; + var delta; + var tol; + var a; + var b; + var i; + var y; + + expected = data.expected; + a = data.a; + b = data.b; + for ( i = 0; i < expected.length; i++ ) { + y = stdev( a[i], b[i] ); + if ( y === expected[i] ) { + t.equal( y, expected[i], 'a: '+a[i]+', b: '+b[i]+', y: '+y+', expected: '+expected[i] ); + } else { + delta = abs( y - expected[ i ] ); + tol = 1.0 * EPS * abs( expected[ i ] ); + t.ok( delta <= tol, 'within tolerance. a: '+a[i]+'. b: '+b[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' ); + } + } + t.end(); +});