How to use spyArrayInt64WithValue method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

double.spec.ts

Source:double.spec.ts

...116            const maxIndex = doubleToIndex(max);117            const arbitraryGeneratedIndex = toIndex(118              (mod % (toBigInt(maxIndex) - toBigInt(minIndex) + BigInt(1))) + toBigInt(minIndex)119            );120            spyArrayInt64WithValue(() => arbitraryGeneratedIndex);121            // Act122            const arb = double(ct);123            const { value_: f } = arb.generate(mrng, biasFactor);124            // Assert125            expect(f).toBe(indexToDouble(arbitraryGeneratedIndex));126          }127        )128      );129    });130  }131  describe('with NaN', () => {132    const withNaNRecordConstraints = { ...defaultDoubleRecordConstraints, noNaN: fc.constant(false) };133    it('should ask for a range with one extra value (far from zero)', () => {134      fc.assert(135        fc.property(doubleConstraints(withNaNRecordConstraints), (ct) => {136          // Arrange137          const { max } = minMaxForConstraints(ct);138          const arrayInt64 = spyArrayInt64();139          // Act140          double({ ...ct, noNaN: true });141          double(ct);142          // Assert143          expect(arrayInt64).toHaveBeenCalledTimes(2);144          const constraintsNoNaN = arrayInt64.mock.calls[0];145          const constraintsWithNaN = arrayInt64.mock.calls[1];146          if (max > 0) {147            // max > 0  --> NaN will be added as the greatest value148            expect(constraintsWithNaN[0]).toEqual(constraintsNoNaN[0]);149            expect(constraintsWithNaN[1]).toEqual(add64(constraintsNoNaN[1], Unit64));150          } else {151            // max <= 0 --> NaN will be added as the smallest value152            expect(constraintsWithNaN[0]).toEqual(substract64(constraintsNoNaN[0], Unit64));153            expect(constraintsWithNaN[1]).toEqual(constraintsNoNaN[1]);154          }155        })156      );157    });158    it('should properly convert the extra value to NaN', () => {159      fc.assert(160        fc.property(161          doubleConstraints(withNaNRecordConstraints),162          fc.option(fc.integer({ min: 2 }), { nil: undefined }),163          (ct, biasFactor) => {164            // Arrange165            // Setup mocks for integer166            const { instance: mrng } = fakeRandom();167            const arbitraryGenerated = { value: { sign: 1, data: [Number.NaN, Number.NaN] } as ArrayInt64 };168            const arrayInt64 = spyArrayInt64WithValue(() => arbitraryGenerated.value);169            // Call float next to find out the value required for NaN170            double({ ...ct, noNaN: true });171            const arb = double(ct);172            // Extract NaN "index"173            const [minNonNaN] = arrayInt64.mock.calls[0];174            const [minNaN, maxNaN] = arrayInt64.mock.calls[1];175            const indexForNaN = !isEqual64(minNonNaN, minNaN) ? minNaN : maxNaN;176            if (indexForNaN === undefined) throw new Error('No value available for NaN');177            arbitraryGenerated.value = indexForNaN;178            // Act179            const { value_: f } = arb.generate(mrng, biasFactor);180            // Assert181            expect(f).toBe(Number.NaN);182          }183        )184      );185    });186  });187  describe('without NaN', () => {188    // eslint-disable-next-line @typescript-eslint/no-unused-vars189    const { noNaN, ...noNaNRecordConstraints } = defaultDoubleRecordConstraints;190    it('should ask integers between the indexes corresponding to min and max', () => {191      fc.assert(192        fc.property(doubleConstraints(noNaNRecordConstraints), (ctDraft) => {193          // Arrange194          const ct = { ...ctDraft, noNaN: true };195          const arrayInt64 = spyArrayInt64();196          const { min, max } = minMaxForConstraints(ct);197          const minIndex = doubleToIndex(min);198          const maxIndex = doubleToIndex(max);199          // Act200          double(ct);201          // Assert202          expect(arrayInt64).toHaveBeenCalledTimes(1);203          expect(arrayInt64).toHaveBeenCalledWith(minIndex, maxIndex);204        })205      );206    });207  });208});209describe('double (integration)', () => {210  type Extra = DoubleConstraints | undefined;211  const extraParameters: fc.Arbitrary<Extra> = fc.option(doubleConstraints(), { nil: undefined });212  const isCorrect = (v: number, extra: Extra) => {213    expect(typeof v).toBe('number'); // should always produce numbers214    if (extra === undefined) {215      return; // no other constraints216    }217    if (extra.noNaN) {218      expect(v).not.toBe(Number.NaN); // should not produce NaN if explicitely asked not too219    }220    if (extra.min !== undefined && !Number.isNaN(v)) {221      expect(v).toBeGreaterThanOrEqual(extra.min); // should always be greater than min when specified222    }223    if (extra.max !== undefined && !Number.isNaN(v)) {224      expect(v).toBeLessThanOrEqual(extra.max); // should always be smaller than max when specified225    }226    if (extra.noDefaultInfinity) {227      if (extra.min === undefined) {228        expect(v).not.toBe(Number.NEGATIVE_INFINITY); // should not produce -infinity when noInfinity and min unset229      }230      if (extra.max === undefined) {231        expect(v).not.toBe(Number.POSITIVE_INFINITY); // should not produce +infinity when noInfinity and max unset232      }233    }234  };235  const isStrictlySmaller = (fa: number, fb: number) =>236    Math.abs(fa) < Math.abs(fb) || //              Case 1: abs(a) < abs(b)237    (Object.is(fa, +0) && Object.is(fb, -0)) || // Case 2: +0 < -0  --> we shrink from -0 to +0238    (!Number.isNaN(fa) && Number.isNaN(fb)); //    Case 3: notNaN < NaN, NaN is one of the extreme values239  const doubleBuilder = (extra: Extra) => double(extra);240  it('should produce the same values given the same seed', () => {241    assertProduceSameValueGivenSameSeed(doubleBuilder, { extraParameters });242  });243  it('should only produce correct values', () => {244    assertProduceCorrectValues(doubleBuilder, isCorrect, { extraParameters });245  });246  it('should produce values seen as shrinkable without any context', () => {247    assertProduceValuesShrinkableWithoutContext(doubleBuilder, { extraParameters });248  });249  it('should be able to shrink to the same values without initial context', () => {250    assertShrinkProducesSameValueWithoutInitialContext(doubleBuilder, { extraParameters });251  });252  it('should preserve strictly smaller ordering in shrink', () => {253    assertShrinkProducesStrictlySmallerValue(doubleBuilder, isStrictlySmaller, { extraParameters });254  });255});256// Helpers257type Index = ReturnType<typeof doubleToIndex>;258function toIndex(raw: bigint | string): Index {259  const b = typeof raw === 'string' ? BigInt(raw) : raw;260  const pb = b < BigInt(0) ? -b : b;261  return { sign: b < BigInt(0) ? -1 : 1, data: [Number(pb >> BigInt(32)), Number(pb & BigInt(0xffffffff))] };262}263function toBigInt(index: Index): bigint {264  return BigInt(index.sign) * ((BigInt(index.data[0]) << BigInt(32)) + BigInt(index.data[1]));265}266function minMaxForConstraints(ct: DoubleConstraints) {267  const noDefaultInfinity = ct.noDefaultInfinity;268  const {269    min = noDefaultInfinity ? -Number.MAX_VALUE : Number.NEGATIVE_INFINITY,270    max = noDefaultInfinity ? Number.MAX_VALUE : Number.POSITIVE_INFINITY,271  } = ct;272  return { min, max };273}274function spyArrayInt64() {275  const { instance, map } = fakeArbitrary<ArrayInt64>();276  const { instance: mappedInstance } = fakeArbitrary();277  const arrayInt64 = jest.spyOn(ArrayInt64ArbitraryMock, 'arrayInt64');278  arrayInt64.mockReturnValue(instance);279  map.mockReturnValue(mappedInstance);280  return arrayInt64;281}282function spyArrayInt64WithValue(value: () => ArrayInt64) {283  const { instance } = fakeArbitraryStaticValue<ArrayInt64>(value);284  const integer = jest.spyOn(ArrayInt64ArbitraryMock, 'arrayInt64');285  integer.mockReturnValue(instance);286  return integer;...

Using AI Code Generation

1const { spyArrayInt64WithValue } = require('fast-check-monorepo');2describe('test', () => {3  it('test', () => {4    const spy = jest.fn();5    spyArrayInt64WithValue(spy, 1);6    expect(spy).toHaveBeenCalledWith(1);7  });8});9    expect(jest.fn()).toHaveBeenCalledWith(expected)10      1 | const { spyArrayInt64WithValue } = require('fast-check-monorepo');11    > 3 | describe('test', () => {12      4 |   it('test', () => {13      5 |     const spy = jest.fn();14      6 |     spyArrayInt64WithValue(spy, 1);15      at Object.<anonymous> (test.js:3:1)16const spy = jest.spyOn(global, 'spyArrayInt64WithValue');17const { spyArrayInt64WithValue } = require('fast-check-monorepo');18describe('test', () => {19  it('test', () => {

Using AI Code Generation

1import { spyArrayInt64WithValue } from 'fast-check';2import * as fc from 'fast-check';3import { spyArrayInt64WithValue } from 'fast-check-monorepo/src/check/arbitrary/SpyValueArbitraryBuilder.ts';4describe('test', () => {5  it('should work', () => {6    const spy = spyArrayInt64WithValue([1n, 2n]);7    fc.assert(8      fc.property(fc.array(fc.nat()), (arr) => {9        spy(arr);10        return true;11      })12    );13  });14});15import * as fc from 'fast-check';16import { spyArrayInt64WithValue } from 'fast-check-monorepo/build/lib/check/arbitrary/SpyValueArbitraryBuilder.d.ts';17describe('test', () => {18  it('should work', () => {19    const spy = spyArrayInt64WithValue([1n, 2n]);20    fc.assert(21      fc.property(fc.array(fc.nat()), (arr) => {22        spy(arr);23        return true;24      })25    );26  });27});28import * as fc from 'fast-check';29import { spyArrayInt64WithValue } from 'fast-check-monorepo/build/lib/check/arbitrary/SpyValueArbitraryBuilder.js';30describe('test', () => {31  it('should work', () => {32    const spy = spyArrayInt64WithValue([1n, 2n]);33    fc.assert(34      fc.property(fc.array(fc.nat()), (arr) => {35        spy(arr);36        return true;37      })38    );39  });40});41import * as fc from 'fast-check';42import { spyArrayInt64WithValue } from 'fast-check-monorepo/build/lib/check/arbitrary/SpyValueArbitraryBuilder.js';43describe('test', () => {44  it('should work', () => {

Using AI Code Generation

1const fc = require("fast-check");2const spyArrayInt64WithValue = require("fast-check-monorepo").spyArrayInt64WithValue;3fc.assert(fc.property(fc.array(fc.integer()), fc.integer(), (arr, value) => {4    const spy = spyArrayInt64WithValue(arr, value);5    console.log(spy);6    return spy.length === arr.filter((x) => x === value).length;7}));8OS: Windows 10 (64-bit)

Using AI Code Generation

1const { spyArrayInt64WithValue } = require('fast-check-monorepo');2describe('spyArrayInt64WithValue', () => {3  it('should return an array of 64 bits integers', () => {4    const spy = spyArrayInt64WithValue(0);5    expect(spy).toEqual([]);6    spy(1);7    expect(spy).toEqual([1]);8    spy(2);9    expect(spy).toEqual([1, 2]);10  });11});12collectCoverageFrom: ['src/**/*.{js,jsx,ts,tsx}', '!src/**/*.d.ts'],13"jest": {14    "src/**/*.{js,jsx,ts,tsx}",15}16"jest": {17}18"jest": {19}20"jest": {21    "src/**/*.{js,jsx,ts,tsx}",22}23"jest": {24    "src/**/*.{js,jsx,ts,tsx}",25}26"jest": {27    "src/**/*.{js,jsx,ts,tsx}",28}29"jest": {

Using AI Code Generation

1import { spyArrayInt64WithValue } from 'fast-check-monorepo';2const spy = spyArrayInt64WithValue(1n, 2n);3import { spyArrayInt64WithMatcher } from 'fast-check-monorepo';4const spy = spyArrayInt64WithMatcher((a, b) => a === 1n && b === 2n);5import { spyArrayUint8ClampedWithMatcher } from 'fast-check-monorepo';6const spy = spyArrayUint8ClampedWithMatcher((a, b) => a === 1 && b === 2);7import { spyArrayUint8ClampedWithValue } from 'fast-check-monorepo';8const spy = spyArrayUint8ClampedWithValue(1, 2);9import { spyArrayUint8WithMatcher } from 'fast-check-monorepo';10const spy = spyArrayUint8WithMatcher((a, b) => a === 1 && b === 2);11import { spyArrayUint8WithValue } from 'fast-check-monorepo';12const spy = spyArrayUint8WithValue(1, 2);

Using AI Code Generation

1const { spyArrayInt64WithValue } = require('fast-check');2const { assert } = require('chai');3const testArrayInt64WithValue = spyArrayInt64WithValue();4describe('testArrayInt64WithValue', () => {5  it('should return an array of numbers when called with a number', () => {6    const result = testArrayInt64WithValue(1);7    assert.isArray(result);8    assert.isNumber(result[0]);9  });10});11We welcome contributions to this project. Please see our [contributing guidelines](

Using AI Code Generation

1const fc = require('fast-check');2const { spyArrayInt64WithValue } = require('fast-check-monorepo');3const int64Array = spyArrayInt64WithValue(3, 5);4console.log(int64Array);5console.log(int64Array.length);6for (let i = 0; i < int64Array.length; i++) {7    console.log(int64Array[i]);8}9for (const value of int64Array) {10    console.log(value);11}12int64Array.forEach(value => {13    console.log(value);14});15const doubleArray = int64Array.map(value => value * 2);16console.log(doubleArray);17const filteredArray = int64Array.filter(value => value > 3);18console.log(filteredArray);19const sum = int64Array.reduce((total, value) => total + value, 0);20console.log(sum);21const foundValue = int64Array.find(value => value > 3);22console.log(foundValue);23const foundIndex = int64Array.findIndex(value => value > 3);24console.log(foundIndex);25const includes = int64Array.includes(5);26console.log(includes);27const indexOf = int64Array.indexOf(5);28console.log(indexOf);29const lastIndexOf = int64Array.lastIndexOf(5);30console.log(lastIndexOf);31const some = int64Array.some(value => value > 3);32console.log(some);33const every = int64Array.every(value => value > 3);34console.log(every);35const sortedArray = int64Array.sort((a, b) => a - b);36console.log(sortedArray);37const reversedArray = int64Array.reverse();38console.log(reversedArray);

Using AI Code Generation

1const spyArrayInt64WithValue = require('./spy-array').spyArrayInt64WithValue;2describe('spyArrayInt64WithValue', () => {3    it('should return an array with a given length', () => {4        const length = 10;5        const value = 5;6        const spyArray = spyArrayInt64WithValue(length, value);7        expect(spyArray).toHaveLength(length);8    });9});10const spyArrayInt64WithValue = (length, value) => {11    const spyArray = new Int64Array(length);12    spyArray.fill(value);13    return spyArray;14};15module.exports = { spyArrayInt64WithValue };

Using AI Code Generation

1const fc = require("fast-check");2const spyArrayInt64WithValue = require("fast-check-monorepo");3const { getSum } = require("../src/index");4describe("getSum", () => {5  it("should return the sum of all elements in the array", () => {6    fc.assert(7      fc.property(spyArrayInt64WithValue(), (array) => {8        const sum = array.reduce((acc, curr) => acc + curr, 0);9        expect(getSum(array)).toEqual(sum);10      })11    );12  });13});14const getSum = (array) => {15  return array.reduce((acc, curr) => acc + curr, 0);16};17module.exports = {18};19{20  "scripts": {21  },22  "dependencies": {23  },24  "devDependencies": {25  }26}27{28      {29        "targets": {30        }31      }32}33module.exports = {34};

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