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How to use computedIndexZero method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

IndexToMappedConstant.spec.ts

Source:IndexToMappedConstant.spec.ts

1import {2  indexToMappedConstantMapperFor,3  indexToMappedConstantUnmapperFor,4} from '../../../../../src/arbitrary/_internals/mappers/IndexToMappedConstant';5describe('indexToMappedConstantMapperFor', () => {6  it.each`7    index | value8    ${0}  | ${'A0'}9    ${1}  | ${'A1'}10    ${9}  | ${'A9'}11    ${10} | ${'B0'}12    ${11} | ${'D0'}13    ${12} | ${'D1'}14    ${15} | ${'D4'}15  `('should properly map index $index to value $value', ({ index, value }) => {16    // Arrange17    const entries = [18      { num: 10, build: (index: number) => `A${index}` },19      { num: 1, build: (index: number) => `B${index}` },20      { num: 0, build: (index: number) => `C${index}` },21      { num: 5, build: (index: number) => `D${index}` },22    ];23    // Act24    const computedValue = indexToMappedConstantMapperFor(entries)(index);25    // Assert26    expect(computedValue).toBe(value);27  });28});29describe('indexToMappedConstantUnmapperFor', () => {30  it.each`31    index | value32    ${0}  | ${'A0'}33    ${1}  | ${'A1'}34    ${9}  | ${'A9'}35    ${10} | ${'B0'}36    ${11} | ${'D0'}37    ${12} | ${'D1'}38    ${15} | ${'D4'}39  `('should properly unmap value $value to index $index', ({ index, value }) => {40    // Arrange41    const entries = [42      { num: 10, build: (index: number) => `A${index}` },43      { num: 1, build: (index: number) => `B${index}` },44      { num: 0, build: (index: number) => `C${index}` },45      { num: 5, build: (index: number) => `D${index}` },46    ];47    // Act48    const computedIndex = indexToMappedConstantUnmapperFor(entries)(value);49    // Assert50    expect(computedIndex).toBe(index);51  });52  it('should properly unmap 0, -0 and NaN when defined in the mappings', () => {53    // Arrange54    const entries = [55      { num: 10, build: (index: number) => `A${index}` },56      { num: 1, build: (_index: number) => 0 },57      { num: 2, build: (index: number) => `C${index}` },58      { num: 1, build: (_index: number) => -0 },59      { num: 1, build: (_index: number) => Number.NaN },60      { num: 5, build: (index: number) => `D${index}` },61    ];62    // Act63    const unmapper = indexToMappedConstantUnmapperFor<unknown>(entries);64    const computedIndexZero = unmapper(0);65    const computedIndexMinusZero = unmapper(-0);66    const computedIndexNaN = unmapper(Number.NaN);67    const computedIndexOther = unmapper('D2');68    // Assert69    expect(computedIndexZero).toBe(10);70    expect(computedIndexMinusZero).toBe(13);71    expect(computedIndexNaN).toBe(14);72    expect(computedIndexOther).toBe(17);73  });74  it('should not call any build function when creating the unmapper', () => {75    // Arrange76    const entries = [77      { num: 10, build: jest.fn() },78      { num: 3, build: jest.fn() },79    ];80    // Act81    indexToMappedConstantUnmapperFor(entries);82    // Assert83    expect(entries[0].build).not.toHaveBeenCalled();84    expect(entries[1].build).not.toHaveBeenCalled();85  });86  it('should call all build functions on first call to unmapper', () => {87    // Arrange88    const entries = [89      { num: 10, build: jest.fn().mockReturnValue(0) },90      { num: 3, build: jest.fn().mockReturnValue(1) },91    ];92    // Act93    const unmapper = indexToMappedConstantUnmapperFor(entries);94    unmapper(0);95    // Assert96    expect(entries[0].build).toHaveBeenCalledTimes(entries[0].num);97    expect(entries[1].build).toHaveBeenCalledTimes(entries[1].num);98  });99  it('should not call again build functions on second call to unmapper', () => {100    // Arrange101    const entries = [102      { num: 10, build: jest.fn().mockReturnValue(0) },103      { num: 3, build: jest.fn().mockReturnValue(1) },104    ];105    // Act106    const unmapper = indexToMappedConstantUnmapperFor(entries);107    unmapper(0);108    unmapper(1);109    // Assert110    expect(entries[0].build).toHaveBeenCalledTimes(entries[0].num);111    expect(entries[1].build).toHaveBeenCalledTimes(entries[1].num);112  });...

Using AI Code Generation

1import { computedIndexZero } from 'fast-check-monorepo';2console.log(computedIndexZero());3{4  "compilerOptions": {5  },6}7{8  "dependencies": {9  }10}

Using AI Code Generation

1const fc = require('fast-check');2const { computedIndexZero } = require('fast-check-monorepo');3fc.assert(4  fc.property(fc.array(fc.integer()), fc.integer(), (arr, i) => {5    return arr[computedIndexZero(arr, i)] === arr[i];6  })7);8const fc = require('fast-check');9const { computedIndexZero } = require('fast-check-monorepo');10fc.assert(11  fc.property(fc.array(fc.integer()), fc.integer(), (arr, i) => {12    return arr[computedIndexZero(arr, i)] === arr[i];13  })14);15const fc = require('fast-check');16const { computedIndexZero } = require('fast-check-monorepo');17fc.assert(18  fc.property(fc.array(fc.integer()), fc.integer(), (arr, i) => {19    return arr[computedIndexZero(arr, i)] === arr[i];20  })21);22const fc = require('fast-check');23const { computedIndexZero } = require('fast-check-monorepo');24fc.assert(25  fc.property(fc.array(fc.integer()), fc.integer(), (arr, i) => {26    return arr[computedIndexZero(arr, i)] === arr[i];27  })28);29const fc = require('fast-check');30const { computedIndexZero } = require('fast-check-monorepo');31fc.assert(32  fc.property(fc.array(fc.integer()), fc.integer(), (arr, i) => {33    return arr[computedIndexZero(arr, i)] === arr[i];34  })35);36const fc = require('fast-check');37const { computedIndexZero } = require('fast-check-monorepo');38fc.assert(39  fc.property(fc.array(fc.integer()), fc.integer(), (arr, i) => {40    return arr[computedIndexZero(arr, i)] === arr[i];41  })42);

Using AI Code Generation

1const fc = require("fast-check");2const { computedIndexZero } = require("fast-check");3const { array } = require("fast-check");4const { map } = require("fast-check");5const { tuple } = require("fast-check");6const { record } = require("fast-check");7const { oneof } = require("fast-check");8const { property } = fc;9const { string } = fc;10const { integer } = fc;11const { float } = fc;12const { constantFrom } = fc;13const { double } = fc;14const { boolean } = fc;15const { option } = fc;16const { constant } = fc;17const { anyJson } = fc;18const { anything } = fc;19const maxArrayLength = 10;20const maxStringLength = 10;21const maxFloatLength = 10;22const arbArray = array(anything(), 1, maxArrayLength);23const arbString = string(1, maxStringLength);24const arbInt = integer(-100, 100);25const arbFloat = float(-100, 100);26const arbDouble = double(-100, 100);27const arbBoolean = boolean();28const arbOption = option(anything());29const arbConstant = constant(anything());30const arbJson = anyJson();31const arbOneOf = oneof(arbInt, arbFloat, arbDouble, arbBoolean, arbOption, arbConstant, arbJson);32const genArray = arbArray.generate(mrng);33const genString = arbString.generate(mrng);34const genInt = arbInt.generate(mrng);35const genFloat = arbFloat.generate(mrng);36const genDouble = arbDouble.generate(mrng);37const genBoolean = arbBoolean.generate(mrng);38const genOption = arbOption.generate(mrng);39const genConstant = arbConstant.generate(mrng);40const genJson = arbJson.generate(mrng);41const genOneOf = arbOneOf.generate(mrng);42const shrArray = arbArray.shrink(genArray.value);43const shrString = arbString.shrink(genString.value);44const shrInt = arbInt.shrink(genInt.value);45const shrFloat = arbFloat.shrink(genFloat.value);46const shrDouble = arbDouble.shrink(genDouble.value);47const shrBoolean = arbBoolean.shrink(genBoolean.value);48const shrOption = arbOption.shrink(gen

Using AI Code Generation

1const { computedIndexZero } = require('fast-check');2const { array, integer } = require('fast-check');3const { pipe } = require('fp-ts/lib/function');4const { map } = require('fp-ts/lib/Array');5const { eqNumber } = require('fp-ts/lib/Eq');6const { getEq } = require('fp-ts/lib/ReadonlyArray');7const { getShow } = require('fp-ts/lib/ReadonlyArray');8const { showString } = require('fp-ts/lib/Show');9const { showNumber } = require('fp-ts/lib/Show');10const { show } = require('fp-ts/lib/Show');11const { showArray } = require('fp-ts/lib/Show');12const showArrayNumber = showArray(showNumber);13const showArrayString = showArray(showString);14const showArrayArrayNumber = showArray(showArrayNumber);15const showArrayArrayString = showArray(showArrayString);16const eqArrayNumber = getEq(eqNumber);17const eqArrayString = getEq(eqNumber);18const showArrayArrayNumber = showArray(showArrayNumber);19const showArrayArrayString = showArray(showArrayString);20const showArrayArrayArrayNumber = showArray(showArrayArrayNumber);21const showArrayArrayArrayString = showArray(showArrayArrayString);22const simpleExample = computedIndexZero(array(integer()), (arr) => {23  return arr[0] === 0;24});25const complexExample = computedIndexZero(26  array(array(integer())),27  (arr) => arr[0][0] === 0 && arr[1][0] === 128);29const veryComplexExample = computedIndexZero(30  array(array(array(integer()))),31  (arr) => arr[0][0][0] === 0 && arr[1][0][0] === 132);33const anotherVeryComplexExample = computedIndexZero(34  array(array(array(array(integer())))),35  (arr) => arr[0][0][0][0] === 0 && arr[1][0][0][0] === 136);37const veryComplexExampleWithFpTs = computedIndexZero(38  array(array(array(integer()))),39  (

Using AI Code Generation

1const { computedIndexZero } = require('fast-check');2const index = computedIndexZero(10, 5);3console.log(index);4const index2 = computedIndexZero(10, 15);5console.log(index2);6const index3 = computedIndexZero(10, 25);7console.log(index3);8const index4 = computedIndexZero(10, 35);9console.log(index4);10const index5 = computedIndexZero(10, 45);11console.log(index5);12const index6 = computedIndexZero(10, 55);13console.log(index6);14const index7 = computedIndexZero(10, 65);15console.log(index7);16const index8 = computedIndexZero(10, 75);17console.log(index8);18const index9 = computedIndexZero(10, 85);19console.log(index9);20const index10 = computedIndexZero(10, 95);21console.log(index10);22const index11 = computedIndexZero(10, 105);23console.log(index11);24const index12 = computedIndexZero(10, 115);25console.log(index12);26const index13 = computedIndexZero(10, 125);27console.log(index13);28const index14 = computedIndexZero(10, 135);29console.log(index14);30const index15 = computedIndexZero(10, 145);31console.log(index15);32const index16 = computedIndexZero(10, 155);33console.log(index16);34const index17 = computedIndexZero(10, 165);35console.log(index17);36const index18 = computedIndexZero(10, 175);37console.log(index18);38const index19 = computedIndexZero(10, 185);39console.log(index19);40const index20 = computedIndexZero(10, 195);41console.log(index20);42const index21 = computedIndexZero(10, 205);43console.log(index21);44const index22 = computedIndexZero(10, 215);45console.log(index22);

Using AI Code Generation

1const { computedIndexZero } = require('fast-check');2const { indexZero } = require('./index');3const indexZero = (x) => x === 0;4const computedIndexZero = (indexZero) => {5  const array = [1, 2, 3, 4, 0];6  return array.findIndex(indexZero);7};

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