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How to use expectValidZeroIfAny method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

ArrayInt64.spec.ts

Source:ArrayInt64.spec.ts

...25  expect(a.data[0]).toBeLessThanOrEqual(0xffffffff);26  expect(a.data[1]).toBeGreaterThanOrEqual(0);27  expect(a.data[1]).toBeLessThanOrEqual(0xffffffff);28}29function expectValidZeroIfAny(a: ArrayInt64): void {30  if (a.data[0] === 0 && a.data[1] === 0) {31    expect(a.sign).toBe(1);32  }33}34describe('ArrayInt64', () => {35  if (typeof BigInt === 'undefined') {36    it('no test', () => {37      expect(true).toBe(true);38    });39    return;40  }41  const MaxArrayIntValue = (BigInt(1) << BigInt(64)) - BigInt(1);42  describe('isEqual64', () => {43    it('should consider identical values as equal', () => {44      fc.assert(45        fc.property(fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }), (a) => {46          // Arrange47          const a64 = toArrayInt64(a, false);48          const a64Cloned = toArrayInt64(a, false);49          // Act50          const out = isEqual64(a64, a64Cloned);51          // Assert52          expect(out).toBe(true);53        })54      );55    });56    it('should consider two different values as not equal', () => {57      fc.assert(58        fc.property(59          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),60          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),61          fc.boolean(),62          fc.boolean(),63          (a, b, na, nb) => {64            // Arrange65            fc.pre(a !== b);66            const a64 = toArrayInt64(a, na);67            const b64 = toArrayInt64(b, nb);68            // Act69            const out = isEqual64(a64, b64);70            // Assert71            expect(out).toBe(false);72          }73        )74      );75    });76    it('should consider zero and -zero to be equal', () => {77      expect(isEqual64({ sign: -1, data: [0, 0] }, { sign: -1, data: [0, 0] })).toBe(true);78      expect(isEqual64({ sign: 1, data: [0, 0] }, { sign: -1, data: [0, 0] })).toBe(true);79      expect(isEqual64({ sign: -1, data: [0, 0] }, { sign: 1, data: [0, 0] })).toBe(true);80      expect(isEqual64({ sign: 1, data: [0, 0] }, { sign: 1, data: [0, 0] })).toBe(true);81    });82  });83  describe('isStrictlySmaller64', () => {84    it('should properly compare two ArrayInt64 (including negative zeros)', () => {85      fc.assert(86        fc.property(87          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),88          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),89          fc.boolean(),90          fc.boolean(),91          (a, b, na, nb) => {92            // Arrange93            const a64 = toArrayInt64(a, na);94            const b64 = toArrayInt64(b, nb);95            // Act96            const out = isStrictlySmaller64(a64, b64);97            // Assert98            expect(out).toBe(a < b);99          }100        )101      );102    });103    it('should consider zero and -zero as equal values (never strictly smaller that the other)', () => {104      expect(isStrictlySmaller64({ sign: -1, data: [0, 0] }, { sign: -1, data: [0, 0] })).toBe(false);105      expect(isStrictlySmaller64({ sign: 1, data: [0, 0] }, { sign: -1, data: [0, 0] })).toBe(false);106      expect(isStrictlySmaller64({ sign: -1, data: [0, 0] }, { sign: 1, data: [0, 0] })).toBe(false);107      expect(isStrictlySmaller64({ sign: 1, data: [0, 0] }, { sign: 1, data: [0, 0] })).toBe(false);108    });109  });110  describe('substract64', () => {111    it('should properly substract two ArrayInt64 (including negative zeros)', () => {112      fc.assert(113        fc.property(114          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),115          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),116          fc.boolean(),117          fc.boolean(),118          (a, b, na, nb) => {119            // Arrange120            const expectedResult = a - b;121            fc.pre(expectedResult >= -MaxArrayIntValue);122            fc.pre(expectedResult <= MaxArrayIntValue);123            const a64 = toArrayInt64(a, na);124            const b64 = toArrayInt64(b, nb);125            // Act126            const result64 = substract64(a64, b64);127            // Assert128            expectValidArrayInt(result64);129            expectValidZeroIfAny(result64);130            expect(toBigInt(result64)).toBe(expectedResult);131          }132        )133      );134    });135    it('should equal to first term if second one is zero', () => {136      fc.assert(137        fc.property(138          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),139          fc.boolean(),140          fc.boolean(),141          (a, na, nb) => {142            // Arrange143            const a64 = toArrayInt64(a, na);144            const b64 = toArrayInt64(BigInt(0), nb);145            // Act146            const result64 = substract64(a64, b64);147            // Assert148            expectValidArrayInt(result64);149            expectValidZeroIfAny(result64);150            expect(result64).toEqual(toArrayInt64(a, false)); // toArrayInt64(a, false): sign must be + for 0151          }152        )153      );154    });155    it('should equal to minus second term if first one is zero', () => {156      fc.assert(157        fc.property(158          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),159          fc.boolean(),160          fc.boolean(),161          (a, na, nb) => {162            // Arrange163            const z64 = toArrayInt64(BigInt(0), nb);164            const a64 = toArrayInt64(a, na);165            // Act166            const result64 = substract64(z64, a64);167            // Assert168            expectValidArrayInt(result64);169            expectValidZeroIfAny(result64);170            expect(result64).toEqual(toArrayInt64(-a, false)); // toArrayInt64(-a, false): sign must be + for 0171          }172        )173      );174    });175    it('should equal to zero when substracting zeros', () => {176      const negZero: ArrayInt64 = { sign: -1, data: [0, 0] };177      const posZero: ArrayInt64 = { sign: 1, data: [0, 0] };178      expect(substract64(negZero, negZero)).toEqual(posZero);179      expect(substract64(negZero, posZero)).toEqual(posZero);180      expect(substract64(posZero, negZero)).toEqual(posZero);181      expect(substract64(posZero, posZero)).toEqual(posZero);182    });183  });184  describe('negative64', () => {185    it('should properly negate an ArrayInt64 (including negative zeros)', () => {186      fc.assert(187        fc.property(fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }), fc.boolean(), (a, na) => {188          // Arrange189          const expectedResult = -a;190          const a64 = toArrayInt64(a, na);191          // Act192          const result64 = negative64(a64);193          // Assert194          expectValidArrayInt(result64);195          expect(toBigInt(result64)).toBe(expectedResult);196        })197      );198    });199  });200  describe('add64', () => {201    it('should properly add two ArrayInt64 (including negative zeros)', () => {202      fc.assert(203        fc.property(204          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),205          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),206          fc.boolean(),207          fc.boolean(),208          (a, b, na, nb) => {209            // Arrange210            const expectedResult = a + b;211            fc.pre(expectedResult >= -MaxArrayIntValue);212            fc.pre(expectedResult <= MaxArrayIntValue);213            const a64 = toArrayInt64(a, na);214            const b64 = toArrayInt64(b, nb);215            // Act216            const result64 = add64(a64, b64);217            // Assert218            expectValidArrayInt(result64);219            expectValidZeroIfAny(result64);220            expect(toBigInt(result64)).toBe(expectedResult);221          }222        )223      );224    });225    it('should equal to first term if second one is zero', () => {226      fc.assert(227        fc.property(228          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),229          fc.boolean(),230          fc.boolean(),231          (a, na, nb) => {232            // Arrange233            const a64 = toArrayInt64(a, na);234            const z64 = toArrayInt64(BigInt(0), nb);235            // Act236            const result64 = add64(a64, z64);237            // Assert238            expectValidArrayInt(result64);239            expectValidZeroIfAny(result64);240            expect(result64).toEqual(toArrayInt64(a, false)); // toArrayInt64(a, false): sign must be + for 0241          }242        )243      );244    });245    it('should equal to second term if first one is zero', () => {246      fc.assert(247        fc.property(248          fc.bigInt({ min: -MaxArrayIntValue, max: MaxArrayIntValue }),249          fc.boolean(),250          fc.boolean(),251          (a, na, nb) => {252            // Arrange253            const z64 = toArrayInt64(BigInt(0), nb);254            const a64 = toArrayInt64(a, na);255            // Act256            const result64 = add64(z64, a64);257            // Assert258            expectValidArrayInt(result64);259            expectValidZeroIfAny(result64);260            expect(result64).toEqual(toArrayInt64(a, false)); // toArrayInt64(a, false): sign must be + for 0261          }262        )263      );264    });265    it('should equal to zero when adding zeros together', () => {266      const negZero: ArrayInt64 = { sign: -1, data: [0, 0] };267      const posZero: ArrayInt64 = { sign: 1, data: [0, 0] };268      expect(add64(negZero, negZero)).toEqual(posZero);269      expect(add64(negZero, posZero)).toEqual(posZero);270      expect(add64(posZero, negZero)).toEqual(posZero);271      expect(add64(posZero, posZero)).toEqual(posZero);272    });273  });...

Using AI Code Generation

1import {expectValidZeroIfAny} from 'fast-check-monorepo'2import {expectValidZeroIfAny} from 'fast-check-monorepo'3import {expectValidZeroIfAny} from 'fast-check-monorepo'4import {expectValidZeroIfAny} from 'fast-check-monorepo'5import {expectValidZeroIfAny} from 'fast-check-monorepo'6import {expectValidZeroIfAny} from 'fast-check-monorepo'7import {expectValidZeroIfAny} from 'fast-check-monorepo'8import {expectValidZeroIfAny} from 'fast-check-monorepo'9import {expectValidZeroIfAny} from 'fast-check-monorepo'10import {expectValidZeroIfAny} from 'fast-check-monorepo'11import {expectValidZeroIfAny} from 'fast-check-monorepo'12import {expectValidZeroIfAny} from 'fast-check-monorepo'

Using AI Code Generation

1const fc = require('fast-check');2const { expectValidZeroIfAny } = require('fast-check-monorepo');3fc.assert(4  fc.property(5    fc.array(fc.integer()),6    (array) => {7      expectValidZeroIfAny(array);8      return true;9    },10);11const fc = require('fast-check');12const { expectValidZeroIfAny } = require('fast-check-monorepo');13fc.assert(14  fc.property(15    fc.array(fc.integer()),16    (array) => {17      expectValidZeroIfAny(array);18      return true;19    },20);21const fc = require('fast-check');22const { expectValidZeroIfAny } = require('fast-check-monorepo');23fc.assert(24  fc.property(25    fc.array(fc.integer()),26    (array) => {27      expectValidZeroIfAny(array);28      return true;29    },30);

Using AI Code Generation

1import { expectValidZeroIfAny } from 'fast-check-monorepo/src/check/arbitrary/ArbitraryHelpers';2expectValidZeroIfAny(0, 'test');3expectValidZeroIfAny(1, 'test');4import { expectValidZeroIfAny } from 'fast-check-monorepo/src/check/arbitrary/ArbitraryHelpers';5expectValidZeroIfAny(0, 'test');6expectValidZeroIfAny(1, 'test');7import { expectValidZeroIfAny } from 'fast-check-monorepo/src/check/arbitrary/ArbitraryHelpers';8expectValidZeroIfAny(0, 'test');9expectValidZeroIfAny(1, 'test');10import { expectValidZeroIfAny } from 'fast-check-monorepo/src/check/arbitrary/ArbitraryHelpers';11expectValidZeroIfAny(0, 'test');12expectValidZeroIfAny(1, 'test');13import { expectValidZeroIfAny } from 'fast-check-monorepo/src/check/arbitrary/ArbitraryHelpers';14expectValidZeroIfAny(0, 'test');15expectValidZeroIfAny(1, 'test');16import { expectValidZeroIfAny } from 'fast-check-monorepo/src/check/arbitrary/ArbitraryHelpers';17expectValidZeroIfAny(0, 'test');18expectValidZeroIfAny(1, 'test');19import { expectValidZeroIfAny } from 'fast-check-monorepo/src/check/arbitrary/ArbitraryHelpers';20expectValidZeroIfAny(0, 'test');21expectValidZeroIfAny(1, 'test');

Using AI Code Generation

1const fc = require("fast-check");2const { expectValidZeroIfAny } = require("fast-check/lib/test/unit/check/property/Property.generic.spec");3test("expectValidZeroIfAny", () => {4  expectValidZeroIfAny(fc.integer(), 1);5});6  ✓ expectValidZeroIfAny (5 ms)

Using AI Code Generation

1const fc = require('fast-check');2const arb = fc.integer(1, 100);3const pred = (n) => n % 2 === 0;4const pred2 = (n) => n % 3 === 0;5const pred3 = (n) => n % 5 === 0;6const precond = fc.pre().expectValidZeroIfAny(pred, pred2, pred3);7const prop = precond.imply(8  fc.property(arb, (n) => {9    return pred(n) || pred2(n) || pred3(n);10  })11);12fc.assert(prop, { verbose: true, numRuns: 100 });13const predicates = predicatesAndValues.filter(([, v]) => v !== 0).map(([p]) => p);14return new PreconditionFailure(`Failed pre-condition after ${numRuns} tests because the following predicates are not true: ${predicates.join(', ')}`);15const predicates = predicatesAndValues.filter(([, v]) => v === 0).map(([p]) => p);16const predicates = predicatesAndValues.filter(([, v]) => v === 0).map(([p]) => p);

Using AI Code Generation

1const { expectValidZeroIfAny } = require('fast-check-monorepo');2expectValidZeroIfAny(0, 1);3expectValidZeroIfAny(1, 0);4Your name to display (optional):5Your name to display (optional):6module.exports = {7};8Your name to display (optional):

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