How to use hardCodedRandomType method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

QualifiedParameters.spec.ts

Source:QualifiedParameters.spec.ts

1import * as fc from 'fast-check';2import * as prand from 'pure-rand';3import { QualifiedParameters } from '../../../../../src/check/runner/configuration/QualifiedParameters';4import { RandomType } from '../../../../../src/check/runner/configuration/RandomType';5import { VerbosityLevel } from '../../../../../src/check/runner/configuration/VerbosityLevel';6const parametersArbitrary = fc.record(7  {8    seed: fc.integer(),9    randomType: fc.constantFrom(10      prand.mersenne,11      prand.congruential,12      prand.congruential32,13      prand.xorshift128plus,14      prand.xoroshiro128plus15    ),16    numRuns: fc.nat(),17    maxSkipsPerRun: fc.nat(),18    timeout: fc.nat(),19    skipAllAfterTimeLimit: fc.nat(),20    interruptAfterTimeLimit: fc.nat(),21    markInterruptAsFailure: fc.boolean(),22    skipEqualValues: fc.boolean(),23    ignoreEqualValues: fc.boolean(),24    path: fc.array(fc.nat()).map((arr) => arr.join(':')),25    logger: fc.func(fc.constant(undefined)),26    unbiased: fc.boolean(),27    verbose: fc.constantFrom(VerbosityLevel.None, VerbosityLevel.Verbose, VerbosityLevel.VeryVerbose),28    examples: fc.array(fc.nat()),29    endOnFailure: fc.boolean(),30    reporter: fc.func(fc.constant(undefined)),31    asyncReporter: fc.func(fc.constant(Promise.resolve(undefined))),32    errorWithCause: fc.boolean(),33  },34  { requiredKeys: [] }35);36const hardCodedRandomType = fc.constantFrom(37  'mersenne',38  'congruential',39  'congruential32',40  'xorshift128plus',41  'xoroshiro128plus'42) as fc.Arbitrary<RandomType>;43describe('QualifiedParameters', () => {44  describe('read', () => {45    it('Should forward as-is values already set in Parameters', () =>46      fc.assert(47        fc.property(parametersArbitrary, (params) => {48          const qualifiedParams = QualifiedParameters.read(params);49          for (const key of Object.keys(params)) {50            expect(qualifiedParams).toHaveProperty(key);51            expect((qualifiedParams as any)[key]).toEqual((params as any)[key]);52          }53        })54      ));55    it('Should transform verbose boolean to its corresponding VerbosityLevel', () =>56      fc.assert(57        fc.property(parametersArbitrary, fc.boolean(), (params, verbose) => {58          const expectedVerbosityLevel = verbose ? VerbosityLevel.Verbose : VerbosityLevel.None;59          const qparams = QualifiedParameters.read({ ...params, verbose });60          return qparams.verbose === expectedVerbosityLevel;61        })62      ));63    it('Should transform correctly hardcoded randomType', () =>64      fc.assert(65        fc.property(parametersArbitrary, hardCodedRandomType, (params, randomType) => {66          const qparams = QualifiedParameters.read({ ...params, randomType });67          return qparams.randomType === prand[randomType];68        })69      ));70    it('Should throw on invalid randomType', () =>71      fc.assert(72        fc.property(parametersArbitrary, (params) => {73          expect(() => QualifiedParameters.read({ ...params, randomType: 'invalid' as RandomType })).toThrowError();74        })75      ));76    describe('Seeds outside of 32 bits range', () => {77      const seedsOutsideRangeArb = fc.oneof(78        fc.double(),79        fc.double({ min: Number.MIN_VALUE, max: Number.MAX_VALUE }),80        fc.integer({ min: Number.MIN_SAFE_INTEGER, max: Number.MAX_SAFE_INTEGER }),81        fc.constantFrom(Number.POSITIVE_INFINITY, Number.NEGATIVE_INFINITY, Number.NaN)82      );83      it('Should produce 32 bits signed seed', () =>84        fc.assert(85          fc.property(seedsOutsideRangeArb, (unsafeSeed) => {86            const qparams = QualifiedParameters.read({ seed: unsafeSeed });87            return (qparams.seed | 0) === qparams.seed;88          })89        ));90      it('Should produce the same seed given the same input', () =>91        fc.assert(92          fc.property(seedsOutsideRangeArb, (unsafeSeed) => {93            const qparams1 = QualifiedParameters.read({ seed: unsafeSeed });94            const qparams2 = QualifiedParameters.read({ seed: unsafeSeed });95            return qparams1.seed === qparams2.seed;96          })97        ));98      it('Should transform distinct values between 0 and 1 into distinct seeds', () =>99        fc.assert(100          fc.property(101            fc.double({ min: 0, max: 1 - Number.EPSILON }),102            fc.double({ min: 0, max: 1 - Number.EPSILON }),103            (unsafeSeed1, unsafeSeed2) => {104              fc.pre(Math.abs(unsafeSeed1 * 0xffffffff - unsafeSeed2 * 0xffffffff) >= 1);105              const qparams1 = QualifiedParameters.read({ seed: unsafeSeed1 });106              const qparams2 = QualifiedParameters.read({ seed: unsafeSeed2 });107              return qparams1.seed !== qparams2.seed;108            }109          )110        ));111      it('Should truncate integer values into a 32 signed bits seed', () =>112        fc.assert(113          fc.property(fc.integer({ min: Number.MIN_SAFE_INTEGER, max: Number.MAX_SAFE_INTEGER }), (unsafeSeed) => {114            const qparams = QualifiedParameters.read({ seed: unsafeSeed });115            return qparams.seed === (unsafeSeed | 0);116          })117        ));118    });119  });...

Using AI Code Generation

1const {hardCodedRandomType} = require('fast-check-monorepo');2module.exports = {3};4const {hardCodedRandomType} = require('./test');5describe('hardCodedRandomType', () => {6  it('should return the same value for the same seed', () => {7    expect(hardCodedRandomType(0)).toEqual(0.84375);8    expect(hardCodedRandomType(0)).toEqual(0.84375);9  });10  it('should return a different value for a different seed', () => {11    expect(hardCodedRandomType(1)).toEqual(0.15625);12    expect(hardCodedRandomType(2)).toEqual(0.34375);13  });14});15const {hardCodedRandomType} = require('./test');16describe('hardCodedRandomType', () => {17  it('should return the same value for the same seed', () => {18    expect(hardCodedRandomType(0)).toEqual(0.84375);19    expect(hardCodedRandomType(0)).toEqual(0.84375);20  });21  it('should return a different value for a different seed', () => {22    expect(hardCodedRandomType(1)).toEqual(0.15625);23    expect(hardCodedRandomType(2)).toEqual(0.34375);24  });25});26const {hardCodedRandomType} = require('./test');27describe('hardCodedRandomType', () => {28  it('should return the same value for the same seed', () => {29    expect(hardCodedRandomType(0)).toEqual(0.84375);30    expect(hardCodedRandomType(0)).toEqual(0.84375);31  });32  it('should return a different value for a different seed', () => {33    expect(hardCodedRandomType(1)).toEqual(0.15625);34    expect(hardCodedRandomType(2)).toEqual(0.34375);35  });36});37const {hardCodedRandomType} = require('./test');

Using AI Code Generation

1import {hardCodedRandomType} from 'fast-check'2const randomType = hardCodedRandomType(seed)3const random = randomType()4console.log(random.next())5console.log(random.next())6console.log(random.next())

Using AI Code Generation

1const {hardCodedRandomType} = require('fast-check-monorepo');2const {assert} = require('chai');3describe('test', () => {4  it('should pass', () => {5    assert.equal(hardCodedRandomType(), 'hardCodedRandomType');6  });7});8const {hardCodedRandomType} = require('fast-check-monorepo');9const {assert} = require('chai');10describe('test', () => {11  it('should pass', () => {12    assert.equal(hardCodedRandomType(), 'hardCodedRandomType');13  });14});15const {hardCodedRandomType} = require('fast-check-monorepo');16const {assert} = require('chai');17describe('test', () => {18  it('should pass', () => {19    assert.equal(hardCodedRandomType(), 'hardCodedRandomType');20  });21});22const {hardCodedRandomType} = require('fast-check-monorepo');23const {assert} = require('chai');24describe('test', () => {25  it('should pass', () => {26    assert.equal(hardCodedRandomType(), 'hardCodedRandomType');27  });28});29const {hardCodedRandomType} = require('fast-check-monorepo');30const {assert} = require('chai');31describe('test', () => {32  it('should pass', () => {33    assert.equal(hardCodedRandomType(), 'hardCodedRandomType');34  });35});36const {hardCodedRandomType} = require('fast-check-monorepo');37const {assert} = require('chai');38describe('test', () => {39  it('should pass', () => {40    assert.equal(hardCodedRandomType(), 'hardCodedRandomType');41  });42});

Using AI Code Generation

1const fc = require('fast-check');2fc.configureGlobal({3});4fc.assert(5  fc.property(6    fc.nat(),7    fc.nat(),8    fc.nat(),9    (a, b, c) => {10      return a + b === c;11    }12);

Using AI Code Generation

1import { hardCodedRandomType } from 'fast-check-monorepo'2const random = hardCodedRandomType({3})4import { hardCodedRandomType } from 'fast-check'5const random = hardCodedRandomType({6})7import { hardCodedRandomType } from 'fast-check'8const random = hardCodedRandomType({9})10import { hardCodedRandomType } from 'fast-check-monorepo'11const random = hardCodedRandomType({12})13import { hardCodedRandomType } from 'fast-check-monorepo'14const random = hardCodedRandomType({15})16import { hardCodedRandomType } from 'fast-check'17const random = hardCodedRandomType({

Using AI Code Generation

1const { hardCodedRandomType } = require('fast-check-monorepo');2const { Random } = require('random-seed');3const gen = hardCodedRandomType(Random);4console.log(gen.next().value);5console.log(gen.next().value);6console.log(gen.next().value);7console.log(gen.next().value);8console.log(gen.next().value);9import { Random } from 'random-seed';10export function* hardCodedRandomType(seed: number) {11  const random = new Random(seed);12  while (true) {13    yield random.floatBetween(0, 1);14  }15}

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