Best JavaScript code snippet using fast-check-monorepo
FloatArbitrary.spec.ts
Source:FloatArbitrary.spec.ts
1import * as fc from '../../../src/fast-check';2import { seed } from '../seed';3describe(`FloatArbitrary (seed: ${seed})`, () => {4 describe('float', () => {5 const limitedNumRuns = 1000;6 const numRuns = 25000;7 const sampleFloat = fc.sample(fc.float(), { seed, numRuns });8 const sampleFloatNoBias = fc.sample(fc.float().noBias(), { seed, numRuns });9 function shouldGenerate(expectedValue: number) {10 it('Should be able to generate ' + fc.stringify(expectedValue), () => {11 const hasValue = sampleFloat.findIndex((v) => Object.is(v, expectedValue)) !== -1;12 expect(hasValue).toBe(true);13 });14 it('Should not be able to generate ' + fc.stringify(expectedValue) + ' if not biased (very unlikely)', () => {15 const hasValue = sampleFloatNoBias.findIndex((v) => Object.is(v, expectedValue)) !== -1;16 expect(hasValue).toBe(false);17 });18 }19 const extremeValues = [20 Number.POSITIVE_INFINITY,21 Number.NEGATIVE_INFINITY,22 Number.NaN,23 0,24 -0,25 2 ** -126 * 2 ** -23, // Number.MIN_VALUE for 32-bit floats26 -(2 ** -126 * 2 ** -23), // -Number.MIN_VALUE for 32-bit floats27 2 ** 127 * (1 + (2 ** 23 - 1) / 2 ** 23), // Number.MAX_VALUE for 32-bit floats28 -(2 ** 127 * (1 + (2 ** 23 - 1) / 2 ** 23)), // -Number.MAX_VALUE for 32-bit floats29 ];30 for (const extremeValue of extremeValues) {31 // Should be able to generate an exact extreme value in {numRuns} runs32 // The set of possible values for floats is of 4_278_190_083 distinct values (incl. nan, -/+inf)33 shouldGenerate(extremeValue);34 }35 it(`Should be able to generate one of the extreme values in a limited amount of runs (${limitedNumRuns})`, () => {36 const hasValue =37 sampleFloat.slice(0, limitedNumRuns).findIndex((v) => {38 // Check if we can find one of the extreme values in our limited sample39 return extremeValues.findIndex((expectedValue) => Object.is(v, expectedValue)) !== -1;40 }) !== -1;41 expect(hasValue).toBe(true);42 });43 // Remark:44 // MIN_VALUE_32 = (2**-126) * (2**-23)45 // In range: [MIN_VALUE_32 ; 2 ** -125[ there are 2**24 distinct values46 // Remark:47 // MAX_VALUE_32 = (2**127) * (2 - 2**-23)48 // In range: [2**127 ; MAX_VALUE_32] there are 2**23 distinct values49 //50 // If we join those 4 ranges (including negative versions), they only represent 1.176 % of all the possible values.51 // Indeed there are 4_278_190_080 distinct values for double if we exclude -infinity, +infinty and NaN.52 // So most of the generated values should be in the union of the ranges ]-2**127 ; -2**-125] and [2**-125 ; 2**127[.53 const filterIntermediateValues = (sample: number[]) => {54 return sample.filter((v) => {55 const absV = Math.abs(v);56 return absV >= 2 ** -125 && absV < 2 ** 127;57 });58 };59 it('Should be able to generate intermediate values most of the time even if biased', () => {60 const countIntermediate = filterIntermediateValues(sampleFloat).length;61 expect(countIntermediate).toBeGreaterThan(0.5 * sampleFloat.length);62 });63 it('Should be able to generate intermediate values most of the time if not biased', () => {64 const countIntermediate = filterIntermediateValues(sampleFloatNoBias).length;65 expect(countIntermediate).toBeGreaterThan(0.5 * sampleFloatNoBias.length);66 });67 });...
DoubleArbitrary.spec.ts
Source:DoubleArbitrary.spec.ts
1import * as fc from '../../../src/fast-check';2import { seed } from '../seed';3describe(`DoubleArbitrary (seed: ${seed})`, () => {4 describe('double', () => {5 const limitedNumRuns = 1000;6 const numRuns = 25000;7 const sampleDouble = fc.sample(fc.double(), { seed, numRuns });8 const sampleDoubleNoBias = fc.sample(fc.double().noBias(), { seed, numRuns });9 function shouldGenerate(expectedValue: number) {10 it('Should be able to generate ' + fc.stringify(expectedValue), () => {11 const hasValue = sampleDouble.findIndex((v) => Object.is(v, expectedValue)) !== -1;12 expect(hasValue).toBe(true);13 });14 it('Should not be able to generate ' + fc.stringify(expectedValue) + ' if not biased (very unlikely)', () => {15 const hasValue = sampleDoubleNoBias.findIndex((v) => Object.is(v, expectedValue)) !== -1;16 expect(hasValue).toBe(false);17 });18 }19 const extremeValues = [20 Number.POSITIVE_INFINITY,21 Number.NEGATIVE_INFINITY,22 Number.NaN,23 0,24 -0,25 Number.MIN_VALUE,26 -Number.MIN_VALUE,27 Number.MAX_VALUE,28 -Number.MAX_VALUE,29 ];30 for (const extremeValue of extremeValues) {31 // Should be able to generate an exact extreme value in {numRuns} runs32 // The set of possible values for doubles is of 18_437_736_874_454_810_627 distinct values (incl. nan, -/+inf)33 shouldGenerate(extremeValue);34 }35 it(`Should be able to generate one of the extreme values in a limited amount of runs (${limitedNumRuns})`, () => {36 const hasValue =37 sampleDouble.slice(0, limitedNumRuns).findIndex((v) => {38 // Check if we can find one of the extreme values in our limited sample39 return extremeValues.findIndex((expectedValue) => Object.is(v, expectedValue)) !== -1;40 }) !== -1;41 expect(hasValue).toBe(true);42 });43 // Remark:44 // Number.MIN_VALUE = (2**-1022) * (2**-52)45 // In range: [Number.MIN_VALUE ; 2 ** -1021[ there are 2**53 distinct values46 // Remark:47 // Number.MAX_VALUE = (2**1023) * (2 - 2**-52)48 // In range: [2**1023 ; Number.MAX_VALUE] there are 2**52 distinct values49 //50 // If we join those 4 ranges (including negative versions), they only represent 0.147 % of all the possible values.51 // Indeed there are 18_437_736_874_454_810_624 distinct values for double if we exclude -infinity, +infinty and NaN.52 // So most of the generated values should be in the union of the ranges ]-2**1023 ; -2**-1021] and [2**-1021 ; 2**1023[.53 const filterIntermediateValues = (sample: number[]) => {54 return sample.filter((v) => {55 const absV = Math.abs(v);56 return absV >= 2 ** -1021 && absV < 2 ** 1023;57 });58 };59 it('Should be able to generate intermediate values most of the time even if biased', () => {60 const countIntermediate = filterIntermediateValues(sampleDouble).length;61 expect(countIntermediate).toBeGreaterThan(0.5 * sampleDouble.length);62 });63 it('Should be able to generate intermediate values most of the time if not biased', () => {64 const countIntermediate = filterIntermediateValues(sampleDoubleNoBias).length;65 expect(countIntermediate).toBeGreaterThan(0.5 * sampleDoubleNoBias.length);66 });67 });...
countIntermediate.js
Source:countIntermediate.js
1app.factory('countIntermediate', ['$http', function($http) {2 var res = {};3 res.intermediateList = function (x) {4 return $http.get('http://localhost:5000/testservice')5 .success(function(data) {6 return data;7 });8 }9return res;10 }...
Using AI Code Generation
1const fc = require("fast-check");2const fc = require("fast-check");ire("fast-check-monorepo");3const isEven = (n) => n % 2 === 0;4const arbEven = fc.integer().filter(isEven);5const arbOdd = arbEven.map((n) => n + 1);6const arbEvenOdd = arbEven.chain((n) => arbOdd.map((m) => [n, m]));7const arbOddEven = arbOdd.chan((n) => abEvn.map(m) => [n, m]));8const arbEvenOddEven = arbEvenOdd.chain(([n, m]) =>9 arbEven.map((o) => [n, m, o])10);11console.log(countIntermediate(arbEvenOddEven, 1000, 1000));
Using AI Code Generation
1 arbEven.map((o) => [n, m, o])2const isOdd = (n) => n % 2 === 1;3s10"));4sole.log(countIntermediate("test", "tes16"));5console.log(countIntermediate("test", "tes19"));6console.log(c1ountIntermediate("test", "tes21"));7console.log(countIntermediate("
Using AI Code Generation
1consol{ countIntermedi.ocn} tIntermediate("test", "tes23"));2consolflie("test", "tes24"));3console.cqualuntIntermediataes25t"));4console.log(countIntermediate("test", "tes26"));5consoltsEvmnediant", "nc%o2nu==ntIntermediate("test", "tes28"));6ro(sccosOdde=o(nme=>cno%n2s===o1;7lo(sccisOddOoEvlog= f(.cueof(fc.consoentF.om('even',o'odd'),(ctrcoesdantFeom('even't"'odd't)es38"));8c.og(countIntermediate("test", "tes39"));9coo(ountIntermfc.net")es(n);10conslog(couesEvtnenes1=="isOdd(n - )));11coole.log(counto use countIntermediate method of fast-check-monorepo12const fc = require("fast-check");13st { countIntermediate } = require("fast-check-monorepo");14fc.oler(15const test3 = () => {16 console.log(17 countIntermediate(18 (xcountI=t> medix % 3 === 0-monorepo19 );ole.log(countInemedae(10,20));20consol.log(contIntemdi2(10, 20)
Using AI Code Generation
1};2test3();3=====ts3 => {4 ole.log(5 contItemd(6 (x => x % 2 === 0,7 (x) =>ext%n3I==n 08 t);9};10taet3(fa
Using AI Code Generation
1const fastCheck = require('fast-check');2const { countIntermediate } = require('fast-check-monorepo');3console.log(countItertmed ata, te t", "c>st)4 ole.log(counlIute0m;dattet", "st)5 ole.log(couniInbe)m dattet", "s) count++;6console.log( untInterme}iate("tst","es1"));7cnol.log(("ts","s2"));8sl.lg( untI termediate("te i",("tes3"));9console.log(a < b && b < c)te(" {st","ts4"));10console.log(contIntemdiatete", "ts5)11 olo.log(couu+Int;mdatte", "ts6)12 ole.log(cotIntemdatte", "ts7)13 ole.log(counrInoeumdatte", "ts8)14nol.log(("ts","s9"));15sl.lg(countIntermediate("test", "tes10"));16b nsole.log(co= fastCheck.int00te", "ts11)17fastol..log(couarInttmdatte", "ts12)18 ole.log(cohetInteompdtat(arte a", "t s13b,) (a, b, c) => {19 ole.log(coun Inrenmedeatiattea,", "t s14 <)= 1;20nol.log(("ts","s15"));21sl.lg(``u`tIntermediate("te","tes16"));22nsole.log(co("test","ts17"));23console.log(contIntemdiatete", "ts18)24ol.log(couIntmdatte", "ts19)25### ole.log(coletInteTmediatg ateun", "tos20t)hat uses a type from a different package26ole.log(counInemdattet", "s21)```js27 onsPlt.l g(.js("ts","s22"));28console.log(o use countInterod te t", "f-s24e)ck-monorepo29console.log(countICk umid(atfastect", "h's25)30console.log(countIuteemrddatatete t", "=qs26r)e('fast-check-monorepo');31console.log(countIneeumid(atfp-te/t", "lEs27h)er32nonssl .lug(ermediate = (a, b("tcs)","s28"));33sl.lg( untI termediate("te l", "tes29"));34console.log(count = 0;tet", "s30)35 ole.log(couniI>&&cm)dattet", "s31)36 ole.log(coun Iutemdattet", "s32)37 ole.log(coun}Inemdattet", "s33) if (a < b && b < c) {38 ons l .lcg(+;("ts","s34"));39sl.lg( untI termediate("te }","tes35"));40console.log(tet", "s36)41 oln.log(cou nInttmdatte", "ts37)42};ole.log(cotIntemdatte", "ts38)43ole.log(counInemdatte", "ts39)44stnsols.log(rt(("ts","s40"));45sl.lg( u tIntermediate("te f",a"tes41"));46Chnsole.log(coeck.property(arb, arb, arb, (a, b, c) => {47 return countIntermediate(a, b, c) <= 1;48 })49);50fastCheck = require('fast-check');51## Runcou tIntthmedie te=t(a, b, c) s>{52 lt cont = 0;53 ( > b && b > {54 u++;55 }56 if (a < b && b < c)57 cot++;58 turn cont;59};60const ab = C.integer(-100, 10061fastChe`k.asbera(62 sfastCheck.property(a, ab, b, (a, b,c)> {63 turn contIntermedata, b, c) <= 1;64 })65);66* [FastCheck](67co{st { Eith rg}n= requi e('fp-}s/li /Eirher');68fast-check");69conru}=quneItcermedie=70consl { co rt = 0;71 ifb(it>ary&&}b= ec) {72 count++uire("fast-check");73 if (a < b && b < c {74 retunn cosnt;75};76cotst arb = fas{C cck.integer(-100,o100);77fasuChnck.asterI(ntermediate } = require("fast-check");78 fastCh{ck preperty(arb, arb, arb, ea, b, r) => {79 return cate } = require("a, b, c- <= 1;80 }c81)heck");82```const { run } = require("fast-check");83## Rstning { Arbitrs84* [FastChhck](
Using AI Code Generation
1t sco{tIntermediate } =e } = requir r"fase-chqck"reonst { generate } = require("fast-check");2const { generate } = requir{ "fast-check");3} nst { r= } = require("fasr-check"eq4const { Arbitrary } =crequdr ("faot-ch ck");use countIntermediate method of fast-check-monorepo5const { countIntermediate } = require("fast-check");6const { run } = require("fast-check");7const { Arbitrary } = require("fast-check");8const { countIntermediate } = require("fast-check");9const { generate } = require("fast-check");10const { run } = require("fast-check");11const { Arbitrary } = require("fast-check");12const { countIntermediate } = require("fast-check");13const { generate } = require("fast-check");14const { run } = require("fast-check");15const { Arbitrary } = require("fast-check");16const { countIntermediate } = require("fast-check");17const { generate } = require("fast-check");18const { run } = require("fast-check");19const { Arbitrary } = require("fast-check");20const { countIntermediate } = require("fast-check");21const { generate } = require("fast-check");22const { run } = require("fast-check");23const { Arbitrary } = require("fast-check");24const { countIntermediate } = require("fast-check");25const { generate } = require("fast-check");26const { run } = require("fast-check");27const { Arbitrary } = require("fast-check");28const { count
Using AI Code Generation
1const fc = require('fast-check');2const { countIntermediate } = require('fast-check-monorepo');3const test = fc.property(fc.nat(), fc.nat(), fc.nat(), (a, b, c) => {4 return a + b + c >= a;5});6console.log(countIntermediate(test));7let count = 0;8for (let i = 0; i < 100; i++) {9 count += countIntermediate(test);10}11console.log(count);12const { countIntermediate } = require("fast-check");13const { generate } = require("fast-check");14const { run } = require("fast-check");15const { Arbitrary } = require("fast-check");16const { countIntermediate } = require("fast-check");17const { generate } = require("fast-check");18const { run } = require("fast-check");19const { Arbitrary } = require("fast-check");20const { countIntermediate } = require("fast-check");21const { generate } = require("fast-check");22const { run } = require("fast-check");23const { Arbitrary } = require("fast-check");24const { countIntermediate } = require("fast-check");25const { generate } = require("fast-check");26const { run } = require("fast-check");27const { Arbitrary } = require("fast-check");28const { countIntermediate } = require("fast-check");29const { generate } = require("fast-check");30const { run } = require("fast-check");31const { Arbitrary } = require("fast-check");32const { countIntermediate } = require("fast-check");33const { generate } = require("fast-check");34const { run } = require("fast-check");35const { Arbitrary } = require("fast-check");36const { countIntermediate } = require("fast-check");37const { generate } = require("fast-check");38const { run } = require("fast-check");39const { Arbitrary } = require("fast-check");40const { countIntermediate } = require("fast-check");41const { generate } = require("fast-check");42const { run } = require("fast-check");43const { Arbitrary } = require("fast-check");44const { count
Using AI Code Generation
1const fc = require('fast-check');2const { countIntermediate } = require('fast-check-monorepo');3const test = fc.property(fc.nat(), fc.nat(), fc.nat(), (a, b, c) => {4 return a + b + c >= a;5});6console.log(countIntermediate(test));7let count = 0;8for (let i = 0; i < 100; i++) {9 count += countIntermediate(test);10}11console.log(count);
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