Best JavaScript code snippet using fast-check-monorepo
AnyArbitraryBuilder.spec.ts
Source:AnyArbitraryBuilder.spec.ts
...15import { sizeArb } from '../../__test-helpers__/SizeHelpers';16describe('anyArbitraryBuilder (integration)', () => {17 it('should be able to produce Set (when asked to)', () => {18 assertProduceSomeSpecificValues(19 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withSet: true })),20 isSet21 );22 });23 it('should be able to produce Map (when asked to)', () => {24 assertProduceSomeSpecificValues(25 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withMap: true })),26 isMap27 );28 });29 it('should be able to produce Date (when asked to)', () => {30 assertProduceSomeSpecificValues(31 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withDate: true })),32 isDate33 );34 });35 it('should be able to produce typed arrays (when asked to)', () => {36 assertProduceSomeSpecificValues(37 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withTypedArray: true })),38 isTypedArray39 );40 });41 it('should be able to produce sparse array (when asked to)', () => {42 assertProduceSomeSpecificValues(43 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withSparseArray: true })),44 isSparseArray45 );46 });47 it('should be able to produce stringified representations of objects (when asked to)', () => {48 assertProduceSomeSpecificValues(49 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withObjectString: true })),50 isStringified51 );52 });53 it('should be able to produce stringified representations of objects as keys (when asked to)', () => {54 assertProduceSomeSpecificValues(55 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withObjectString: true })),56 isStringifiedAsKeys57 );58 });59 it('should be able to produce boxed values (when asked to)', () => {60 assertProduceSomeSpecificValues(61 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withBoxedValues: true })),62 isBoxed63 );64 });65 it('should be able to produce objects without any prototype values (when asked to)', () => {66 assertProduceSomeSpecificValues(67 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withNullPrototype: true })),68 isNullPrototype69 );70 });71 it('should be able to produce bigint (when asked to)', () => {72 assertProduceSomeSpecificValues(73 () => anyArbitraryBuilder(toQualifiedObjectConstraints({ maxDepth: 1, withBigInt: true })),74 isBigInt75 );76 });77 type Extra = ObjectConstraints;78 const extraParameters: fc.Arbitrary<Extra> = fc79 .record(80 {81 depthSize: fc.oneof(fc.double({ min: 0.1, noNaN: true }), sizeArb),82 maxDepth: fc.nat({ max: 5 }),83 maxKeys: fc.nat({ max: 10 }),84 withBigInt: fc.boolean(),85 withBoxedValues: fc.boolean(),86 withDate: fc.boolean(),87 withMap: fc.boolean(),88 withNullPrototype: fc.boolean(),89 withObjectString: fc.boolean(),90 withSet: fc.boolean(),91 withSparseArray: fc.boolean(),92 withTypedArray: fc.boolean(),93 },94 { requiredKeys: [] }95 )96 .filter((params) => {97 if (params.depthSize === undefined || params.depthSize <= 2) {98 return true; // 0.5 is equivalent to small, the default99 }100 if (params.maxDepth !== undefined) {101 return true;102 }103 // No maxDepth and a depthSize relatively small can potentially lead to very very large104 // and deep structures. We want to avoid those cases in this test.105 return false;106 });107 const isCorrect = (v: unknown, extra: Extra) => {108 if (extra.maxDepth !== undefined) {109 expect(computeObjectDepth(v)).toBeLessThanOrEqual(extra.maxDepth);110 }111 if (extra.maxKeys !== undefined) {112 expect(computeObjectMaxKeys(v)).toBeLessThanOrEqual(extra.maxKeys);113 }114 if (!extra.withBigInt) {115 expect(isBigInt(v)).toBe(false);116 }117 if (!extra.withBoxedValues) {118 expect(isBoxed(v)).toBe(false);119 }120 if (!extra.withDate) {121 expect(isDate(v)).toBe(false);122 }123 if (!extra.withMap) {124 expect(isMap(v)).toBe(false);125 }126 if (!extra.withNullPrototype) {127 expect(isNullPrototype(v)).toBe(false);128 }129 if (!extra.withSet) {130 expect(isSet(v)).toBe(false);131 }132 if (!extra.withSparseArray) {133 expect(isSparseArray(v)).toBe(false);134 }135 if (!extra.withTypedArray) {136 expect(isTypedArray(v)).toBe(false);137 }138 // No check for !extra.withObjectString as nothing prevent normal string builders to build such strings139 // In the coming major releases withObjectString might even disappear140 };141 const anyArbitraryBuilderBuilder = (extra: Extra) => anyArbitraryBuilder(toQualifiedObjectConstraints(extra));142 it('should produce the same values given the same seed', () => {143 assertProduceSameValueGivenSameSeed(anyArbitraryBuilderBuilder, { extraParameters });144 });145 it('should only produce correct values', () => {146 assertProduceCorrectValues(anyArbitraryBuilderBuilder, isCorrect, { extraParameters });147 });148 it('should produce values seen as shrinkable without any context', () => {149 assertProduceValuesShrinkableWithoutContext(anyArbitraryBuilderBuilder, {150 // For the moment, we are not able to reverse "object-string" values.151 // In the future our fc.string() should be able to shrink them given it does not receive any constraint on the length152 // but for the moment it somehow assume that it cannot shrink strings having strictly more than 10 characters (value of maxLength when not specified).153 extraParameters: extraParameters.map((extra) => ({ ...extra, withObjectString: false })),154 });155 });...
anything.ts
Source:anything.ts
...47 * @public48 */49function anything(constraints: ObjectConstraints): Arbitrary<unknown>;50function anything(constraints?: ObjectConstraints): Arbitrary<unknown> {51 return anyArbitraryBuilder(toQualifiedObjectConstraints(constraints));52}...
object.ts
Source:object.ts
...44 * @public45 */46function object(constraints: ObjectConstraints): Arbitrary<Record<string, unknown>>;47function object(constraints?: ObjectConstraints): Arbitrary<Record<string, unknown>> {48 return objectInternal(toQualifiedObjectConstraints(constraints));49}...
Using AI Code Generation
1import { check, property } from "fast-check";2const isEven = (n: number) => n % 2 === 0;3const isOdd = (n: number) => n % 2 !== 0;4const isPositive = (n: number) => n > 0;5const isNegative = (n: number) => n < 0;6const isZero = (n: number) => n === 0;7const isInteger = (n: number) => Number.isInteger(n);8const isNotInteger = (n: number) => !Number.isInteger(n);9const isFinite = (n: number) => Number.isFinite(n);10const isNotFinite = (n: number) => !Number.isFinite(n);11const isSafeInteger = (n: number) => Number.isSafeInteger(n);12const isNotSafeInteger = (n: number) => !Number.isSafeInteger(n);13const isNegativeZero = (n: number) => Object.is(n, -0);14const isNotNegativeZero = (n: number) => !Object.is(n, -0);15const isPositiveZero = (n: number) => Object.is(n, 0);16const isNotPositiveZero = (n: number) => !Object.is(n, 0);17const isOddInteger = (n: number) => isOdd(n) && isInteger(n);18const isEvenInteger = (n: number) => isEven(n) && isInteger(n);19const isOddSafeInteger = (n: number) => isOdd(n) && isSafeInteger(n);20const isEvenSafeInteger = (n: number) => isEven(n) && isSafeInteger(n);21const isOddFinite = (n: number) => isOdd(n) && isFinite(n);22const isEvenFinite = (n: number) => isEven(n) && isFinite(n);23const isOddIntegerFinite = (n: number) => isOddInteger(n) && isFinite(n);24const isEvenIntegerFinite = (n: number) => isEvenInteger(n) && isFinite(n);25const isOddSafeIntegerFinite = (n: number) => isOddSafeInteger(n) && isFinite(n);26const isEvenSafeIntegerFinite = (n: number) => isEvenSafeInteger(n) && isFinite(n);27const isOddIntegerNotFinite = (n: number) => is
Using AI Code Generation
1import fc from 'fast-check';2import { toQualifiedObjectConstraints } from 'fast-check';3const constraints = {4 a: fc.integer({ min: 0 }),5 b: fc.integer({ min: 0, max: 5 }),6 c: fc.integer({ min: 0, max: 5 }),7};8const qualifiedConstraints = toQualifiedObjectConstraints(constraints);9console.log(qualifiedConstraints);10import fc from 'fast-check';11import { toQualifiedObjectConstraints } from 'fast-check';12const constraints = {13 a: fc.integer({ min: 0 }),14 b: fc.integer({ min: 0, max: 5 }),15 c: fc.integer({ min: 0, max: 5 }),16};17const qualifiedConstraints = toQualifiedObjectConstraints(constraints);18console.log(qualifiedConstraints);19import fc from 'fast-check';20import { toQualifiedObjectConstraints } from 'fast-check';21const constraints = {22 a: fc.integer({ min: 0 }),23 b: fc.integer({ min: 0, max: 5 }),24 c: fc.integer({ min: 0, max: 5 }),25};26const qualifiedConstraints = toQualifiedObjectConstraints(constraints);27console.log(qualifiedConstraints);28import fc from 'fast-check';29import { toQualifiedObjectConstraints } from 'fast-check';30const constraints = {31 a: fc.integer({ min: 0 }),
Using AI Code Generation
1const { ArbitraryChecker } = require('fast-check');2const { string } = require('fast-check');3const arb = string();4const checker = new ArbitraryChecker(arb);5const constraints = checker.toQualifiedObjectConstraints(10);6console.log(constraints);7{ constraints:8 [ { name: 'string',9 constraints: [ { name: 'minLength', value: 0 } ] } ] }
Using AI Code Generation
1const { check, property, toQualifiedObjectConstraints } = require('fast-check');2const { QualifiedObjectConstraints } = require('fast-check/lib/types/property/QualifiedObjectConstraints');3const { QualifiedObjectConstraintsSet } = require('fast-check/lib/types/property/QualifiedObjectConstraintsSet');4const { QualifiedObjectConstraintsSetBuilder } = require('fast-check/lib/types/property/QualifiedObjectConstraintsSetBuilder');5const qocs = new QualifiedObjectConstraintsSetBuilder()6 .addConstraints(7 new QualifiedObjectConstraints([{ key: 'a', value: 'hello' }, { key: 'b', value: 'world' }])8 .addConstraints(9 new QualifiedObjectConstraints([{ key: 'c', value: 'hello' }, { key: 'd', value: 'world' }])10 .build();11console.log(qocs);12const qocs2 = toQualifiedObjectConstraints({ a: 'hello', b: 'world' }, { c: 'hello', d: 'world' });13console.log(qocs2);14const qocs3 = toQualifiedObjectConstraints({ a: 'hello', b: 'world' }, { c: 'hello', d: 'world' });15console.log(qocs3);16const qocs4 = toQualifiedObjectConstraints({ a: 'hello', b: 'world' }, { c: 'hello', d: 'world' });17console.log(qocs4);18const qocs5 = toQualifiedObjectConstraints({ a: 'hello', b: 'world' }, { c: 'hello', d: 'world' });19console.log(qocs5);20const qocs6 = toQualifiedObjectConstraints({ a: 'hello', b: 'world' }, { c: 'hello', d: 'world' });21console.log(qocs6);22const qocs7 = toQualifiedObjectConstraints({ a: 'hello', b: 'world' }, { c: 'hello', d: 'world' });23console.log(qocs7);24const qocs8 = toQualifiedObjectConstraints({ a: 'hello', b: 'world' }, { c: 'hello', d: 'world' });25console.log(qocs8);26const qocs9 = toQualifiedObjectConstraints({ a: 'hello', b: 'world' }, { c: 'hello', d: 'world' });27console.log(qocs9);
Using AI Code Generation
1const { string, tuple, record } = require('fast-check');2const { toQualifiedObjectConstraints } = require('fast-check/lib/arbitrary/definition/Arbitrary.js');3const myTuple = tuple(string(), string(), string());4const myRecord = record({ myKey: string(), myOtherKey: string() });5console.log('myTuple constraints:', toQualifiedObjectConstraints(myTuple));6console.log('myRecord constraints:', toQualifiedObjectConstraints(myRecord));7const { string, tuple, record } = require('fast-check');8const { toQualifiedObjectConstraints } = require('fast-check/lib/arbitrary/definition/Arbitrary.js');9const myTuple = tuple(string(), string(), string());10const myRecord = record({ myKey: string(), myOtherKey: string() });11console.log('myTuple constraints:', toQualifiedObjectConstraints(myTuple));12console.log('myRecord constraints:', toQualifiedObjectConstraints(myRecord));13const { string, tuple, record } = require('fast-check');14const { toQualifiedObjectConstraints } = require('fast-check/lib/arbitrary/definition/Arbitrary.js');15const myTuple = tuple(string(), string(), string());16const myRecord = record({ myKey: string(), myOtherKey: string() });17console.log('myTuple constraints:', toQualifiedObjectConstraints(myTuple));18console.log('myRecord constraints:', toQualifiedObjectConstraints(myRecord));
Using AI Code Generation
1const fc = require('fast-check');2const { toQualifiedObjectConstraints } = require('fast-check-monorepo');3const constraints = {4 a: { type: 'string' },5 b: { type: 'number' },6 c: { type: 'boolean' },7 d: { type: 'string', optional: true },8 e: { type: 'number', optional: true },9 f: { type: 'boolean', optional: true },10 g: { type: 'string', optional: true },11 h: { type: 'number', optional: true },12 i: { type: 'boolean', optional: true },13 j: { type: 'string', optional: true },14 k: { type: 'number', optional: true },15 l: { type: 'boolean', optional: true },16 m: { type: 'string', optional: true },17 n: { type: 'number', optional: true },18 o: { type: 'boolean', optional: true },19 p: { type: 'string', optional: true },20 q: { type: 'number', optional: true },21 r: { type: 'boolean', optional: true },22 s: { type: 'string', optional: true },23 t: { type: 'number', optional: true },24 u: { type: 'boolean', optional: true },25 v: { type: 'string', optional: true },26 w: { type: 'number', optional: true },27 x: { type: 'boolean', optional: true },28 y: { type: 'string', optional: true },29 z: { type: 'number', optional: true },30 aa: { type: 'boolean', optional: true },31 ab: { type: 'string', optional: true },32 ac: { type: 'number', optional: true },33 ad: { type: 'boolean', optional: true },34 ae: { type: 'string', optional: true },35 af: { type: 'number', optional: true },36 ag: { type: 'boolean', optional: true },37 ah: { type: 'string', optional: true },38 ai: { type: 'number', optional: true },39 aj: { type: 'boolean', optional: true },40 ak: {
Using AI Code Generation
1const fc = require("fast-check");2const { toQualifiedObjectConstraints } = require("fast-check-monorepo");3const constraints = toQualifiedObjectConstraints({4 a: fc.integer(),5 b: fc.string(),6 c: fc.constantFrom("a", "b", "c"),7 d: fc.boolean()8});9console.log(constraints);10const fc = require("fast-check");11const { toQualifiedObjectConstraints } = require("fast-check-monorepo");12const constraints = toQualifiedObjectConstraints({13 a: fc.integer(),14 b: fc.string(),15 c: fc.constantFrom("a", "b", "c"),16 d: fc.boolean()17});18console.log(constraints);19const fc = require("fast-check");20const { toQualifiedObjectConstraints } = require("fast-check-monorepo");21const constraints = toQualifiedObjectConstraints({22 a: fc.integer(),23 b: fc.string(),24 c: fc.constantFrom("a", "b", "c"),25 d: fc.boolean()26});27console.log(constraints);28const fc = require("fast-check");29const { toQualifiedObjectConstraints } = require("fast-check-monorepo");30const constraints = toQualifiedObjectConstraints({31 a: fc.integer(),32 b: fc.string(),33 c: fc.constantFrom("a", "b", "c"),34 d: fc.boolean()35});36console.log(constraints);37const fc = require("fast-check");38const { toQualifiedObjectConstraints } = require("fast-check-monorepo");39const constraints = toQualifiedObjectConstraints({40 a: fc.integer(),41 b: fc.string(),42 c: fc.constantFrom("a", "b", "c"),43 d: fc.boolean()44});45console.log(constraints);
Using AI Code Generation
1import { toQualifiedObjectConstraints } from 'fast-check';2const constraints = toQualifiedObjectConstraints({3 a: fc.integer(),4 b: fc.string(),5 c: fc.boolean(),6});7console.log(constraints);8import { toQualifiedObjectConstraints } from 'fast-check';9const constraints = toQualifiedObjectConstraints({10 a: fc.integer(),11 b: fc.string(),12 c: fc.boolean(),13});14console.log(constraints);15import { toQualifiedObjectConstraints } from 'fast-check';16const constraints = toQualifiedObjectConstraints({17 a: fc.integer(),18 b: fc.string(),19 c: fc.boolean(),20});21console.log(constraints);22import { toQualifiedObjectConstraints } from 'fast-check';23const constraints = toQualifiedObjectConstraints({24 a: fc.integer(),25 b: fc.string(),26 c: fc.boolean(),27});28console.log(constraints);29import { toQualifiedObjectConstraints } from 'fast-check';30const constraints = toQualifiedObjectConstraints({31 a: fc.integer(),32 b: fc.string(),33 c: fc.boolean(),34});35console.log(constraints);36import { toQualifiedObjectConstraints } from 'fast-check';37const constraints = toQualifiedObjectConstraints({38 a: fc.integer(),39 b: fc.string(),40 c: fc.boolean(),41});42console.log(constraints);43import { toQualifiedObjectConstraints } from 'fast-check';44const constraints = toQualifiedObjectConstraints({45 a: fc.integer(),46 b: fc.string(),
Using AI Code Generation
1const fc = require("fast-check");2const { toQualifiedObjectConstraints } = require("fast-check-monorepo");3const constraints = toQualifiedObjectConstraints({4 a: {5 b: {6 c: fc.integer(),7 },8 },9});10fc.assert(11 fc.property(fc.object(constraints), (obj) => {12 return typeof obj.a.b.c === "number";13 })14);
Using AI Code Generation
1const fc = require('fast-check');2const { toQualifiedObjectConstraints } = require('fast-check');3const objConstraints = toQualifiedObjectConstraints({4 array: [toQualifiedObjectConstraints({ prop: fc.string() })],5});6const objArb = fc.object(objConstraints);7const obj = objArb.generate();8console.log(obj);9const fc = require('fast-check');10const { toQualifiedObjectConstraints } = require('fast-check');11const objConstraints = toQualifiedObjectConstraints({12 toQualifiedObjectConstraints({13 prop: fc.string(),14 prop1: fc.string(),15 }),16});17const objArb = fc.object(objConstraints);18const obj = objArb.generate();19console.log(obj);
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