How to use buildPartialRecordArbitrary method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

record.spec.ts

Source:record.spec.ts Github

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1import fc from 'fast-check';2import { record, RecordConstraints } from '../../../src/arbitrary/record';3import { Arbitrary } from '../../../src/check/arbitrary/definition/Arbitrary';4import { FakeIntegerArbitrary, fakeArbitrary } from './__test-helpers__/ArbitraryHelpers';5import {6 assertProduceCorrectValues,7 assertProduceSameValueGivenSameSeed,8 assertProduceValuesShrinkableWithoutContext,9 assertShrinkProducesSameValueWithoutInitialContext,10} from './__test-helpers__/ArbitraryAssertions';11import * as PartialRecordArbitraryBuilderMock from '../../../src/arbitrary/_internals/builders/PartialRecordArbitraryBuilder';12function beforeEachHook() {13 jest.resetModules();14 jest.restoreAllMocks();15 fc.configureGlobal({ beforeEach: beforeEachHook });16}17beforeEach(beforeEachHook);18describe('record', () => {19 const keyArb: fc.Arbitrary<any> = fc20 .tuple(fc.string(), fc.boolean())21 .map(([name, symbol]) => (symbol ? Symbol.for(name) : name));22 it('should call buildPartialRecordArbitrary with keys=undefined when no constraints on keys', () =>23 fc.assert(24 fc.property(25 fc.uniqueArray(keyArb, { minLength: 1 }),26 fc.constantFrom(...([undefined, {}] as const)),27 (keys, constraints) => {28 // Arrange29 const recordModel: Record<string | symbol, Arbitrary<any>> = {};30 for (const k of keys) {31 const { instance } = fakeArbitrary();32 recordModel[k] = instance;33 }34 const { instance } = fakeArbitrary<any>();35 const buildPartialRecordArbitrary = jest.spyOn(36 PartialRecordArbitraryBuilderMock,37 'buildPartialRecordArbitrary'38 );39 buildPartialRecordArbitrary.mockReturnValue(instance);40 // Act41 const arb = constraints !== undefined ? record(recordModel, constraints) : record(recordModel);42 // Assert43 expect(arb).toBe(instance);44 expect(buildPartialRecordArbitrary).toHaveBeenCalledTimes(1);45 expect(buildPartialRecordArbitrary).toHaveBeenCalledWith(recordModel, undefined);46 }47 )48 ));49 it('should call buildPartialRecordArbitrary with keys=[] when constraints defines withDeletedKeys=true', () =>50 fc.assert(51 fc.property(fc.uniqueArray(keyArb, { minLength: 1 }), (keys) => {52 // Arrange53 const recordModel: Record<string | symbol, Arbitrary<any>> = {};54 for (const k of keys) {55 const { instance } = fakeArbitrary();56 recordModel[k] = instance;57 }58 const { instance } = fakeArbitrary<any>();59 const buildPartialRecordArbitrary = jest.spyOn(60 PartialRecordArbitraryBuilderMock,61 'buildPartialRecordArbitrary'62 );63 buildPartialRecordArbitrary.mockReturnValue(instance);64 // Act65 const arb = record(recordModel, { withDeletedKeys: true });66 // Assert67 expect(arb).toBe(instance);68 expect(buildPartialRecordArbitrary).toHaveBeenCalledTimes(1);69 expect(buildPartialRecordArbitrary).toHaveBeenCalledWith(recordModel, []);70 })71 ));72 it('should call buildPartialRecordArbitrary with keys=requiredKeys when constraints defines valid requiredKeys', () =>73 fc.assert(74 fc.property(fc.uniqueArray(keyArb, { minLength: 1 }), fc.func(fc.boolean()), (keys, isRequired) => {75 // Arrange76 const recordModel: Record<string | symbol, Arbitrary<any>> = {};77 const requiredKeys: any[] = [];78 for (const k of keys) {79 const { instance } = fakeArbitrary();80 Object.defineProperty(recordModel, k, {81 value: instance,82 configurable: true,83 enumerable: true,84 writable: true,85 });86 if (isRequired(k)) {87 requiredKeys.push(k);88 }89 }90 const { instance } = fakeArbitrary<any>();91 const buildPartialRecordArbitrary = jest.spyOn(92 PartialRecordArbitraryBuilderMock,93 'buildPartialRecordArbitrary'94 );95 buildPartialRecordArbitrary.mockReturnValue(instance);96 // Act97 const arb = record(recordModel, { requiredKeys });98 // Assert99 expect(arb).toBe(instance);100 expect(buildPartialRecordArbitrary).toHaveBeenCalledTimes(1);101 expect(buildPartialRecordArbitrary).toHaveBeenCalledWith(recordModel, requiredKeys);102 })103 ));104 it('should reject configurations specifying non existing keys as required', () =>105 fc.assert(106 fc.property(fc.uniqueArray(keyArb, { minLength: 1 }), keyArb, (keys, requiredKey) => {107 // Arrange108 fc.pre(!keys.includes(requiredKey));109 const recordModel: Record<string | symbol, Arbitrary<any>> = {};110 for (const k of keys) {111 const { instance } = fakeArbitrary();112 recordModel[k] = instance;113 }114 // Act / Assert115 expect(() =>116 record(recordModel, {117 requiredKeys: [requiredKey],118 })119 ).toThrowError();120 })121 ));122 it('should reject configurations specifying both requiredKeys and withDeletedKeys (even undefined)', () =>123 fc.assert(124 fc.property(125 fc.uniqueArray(fc.record({ name: keyArb, required: fc.boolean() }), {126 minLength: 1,127 selector: (entry) => entry.name,128 }),129 fc.option(fc.constant(true), { nil: undefined }),130 fc.option(fc.boolean(), { nil: undefined }),131 (keys, withRequiredKeys, withDeletedKeys) => {132 // Arrange133 const recordModel: Record<string | symbol, Arbitrary<any>> = {};134 for (const k of keys) {135 const { instance } = fakeArbitrary();136 recordModel[k.name] = instance;137 }138 // Act / Assert139 expect(() =>140 record(recordModel, {141 requiredKeys: withRequiredKeys ? keys.filter((k) => k.required).map((k) => k.name) : undefined,142 withDeletedKeys: withDeletedKeys,143 })144 ).toThrowError();145 }146 )147 ));148 it('should accept empty keys configurations with empty requiredKeys', () => {149 // Arrange150 const recordModel: Record<string | symbol, Arbitrary<any>> = {};151 // Act / Assert152 expect(() => record(recordModel, { requiredKeys: [] })).not.toThrowError();153 });154 it.each`155 keyName156 ${'constructor'}157 ${'toString'}158 ${'__proto__'}159 `('should reject configurations specifying non own properties ($keyName) as requiredKeys', ({ keyName }) => {160 // Arrange161 const recordModel: Record<string | symbol, Arbitrary<any>> = {};162 // Act / Assert163 expect(() => record(recordModel, { requiredKeys: [keyName] })).toThrowError();164 });165 it('should reject configurations specifying non enumerable properties as requiredKeys', () => {166 // Arrange167 const keyName = 'k';168 const recordModel: Record<string | symbol, Arbitrary<any>> = {};169 Object.defineProperty(recordModel, keyName, { value: fc.boolean(), enumerable: false });170 // Act / Assert171 expect(() => record(recordModel, { requiredKeys: [keyName] })).toThrowError();172 });173});174describe('record (integration)', () => {175 type Meta = { key: any; valueStart: number; kept: boolean };176 type Extra = [Meta[], RecordConstraints<any>];177 const keyArb: fc.Arbitrary<any> = fc178 .tuple(fc.string(), fc.boolean())179 .map(([name, symbol]) => (symbol ? Symbol.for(name) : name));180 const metaArbitrary = fc.uniqueArray(181 fc.record({182 key: keyArb,183 valueStart: fc.nat(1000),184 kept: fc.boolean(),185 }),186 { selector: (entry) => entry.key }187 );188 const constraintsArbitrary = fc.oneof(189 fc.record({ withDeletedKeys: fc.boolean() }, { requiredKeys: [] }),190 fc.record({ withRequiredKeys: fc.constant<true>(true) }, { requiredKeys: [] })191 );192 const extraParameters: fc.Arbitrary<Extra> = fc193 .tuple(metaArbitrary, constraintsArbitrary)194 .map(([metas, constraintsMeta]: [Meta[], { withDeletedKeys?: boolean; withRequiredKeys?: true }]) => {195 if ('withRequiredKeys' in constraintsMeta) {196 return [metas, { requiredKeys: metas.filter((m) => m.kept).map((m) => m.key) }] as [Meta[], RecordConstraints];197 }198 return [metas, constraintsMeta] as [Meta[], RecordConstraints];199 });200 const isCorrect = (value: any, extra: Extra) => {201 const [metas, constraints] = extra;202 // Rq: getOwnPropertyNames will also get non enumerable properties, but there are none in our case203 for (const k of [...Object.getOwnPropertyNames(value), ...Object.getOwnPropertySymbols(value)]) {204 // generated object should not have more keys205 if (metas.findIndex((m) => m.key === k) === -1) return false;206 }207 for (const m of metas) {208 // optional keys can be missing in the generated instance209 if (210 'withDeletedKeys' in constraints &&211 constraints.withDeletedKeys === true &&212 !Object.prototype.hasOwnProperty.call(value, m.key)213 ) {214 continue;215 }216 if (217 'requiredKeys' in constraints &&218 constraints.requiredKeys !== undefined &&219 !constraints.requiredKeys.includes(m.key) &&220 !Object.prototype.hasOwnProperty.call(value, m.key)221 ) {222 continue;223 }224 // values are associated to the right key (if key required)225 if (typeof value[m.key] !== 'number') return false;226 if (value[m.key] < m.valueStart) return false;227 if (value[m.key] > m.valueStart + 10) return false;228 }229 return true;230 };231 const recordBuilder = (extra: Extra) => {232 const [metas, constraints] = extra;233 const recordModel: Record<string | symbol, Arbitrary<number>> = {};234 for (const m of metas) {235 const instance = new FakeIntegerArbitrary(m.valueStart, 10);236 Object.defineProperty(recordModel, m.key, {237 value: instance,238 configurable: true,239 enumerable: true,240 writable: true,241 });242 }243 return record(recordModel, constraints);244 };245 it('should produce the same values given the same seed', () => {246 assertProduceSameValueGivenSameSeed(recordBuilder, { extraParameters });247 });248 it('should only produce correct values', () => {249 assertProduceCorrectValues(recordBuilder, isCorrect, { extraParameters });250 });251 it('should produce values seen as shrinkable without any context (if underlyings do)', () => {252 assertProduceValuesShrinkableWithoutContext(recordBuilder, { extraParameters });253 });254 it('should be able to shrink to the same values without initial context (if underlyings do)', () => {255 assertShrinkProducesSameValueWithoutInitialContext(recordBuilder, { extraParameters });256 });...

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PartialRecordArbitraryBuilder.spec.ts

Source:PartialRecordArbitraryBuilder.spec.ts Github

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...37 };38 const requiredKeys: (keyof typeof recordModel)[] = ['a', 'b'];39 const allKeys: (keyof typeof recordModel)[] = ['a', 'b'];40 // Act41 const arb = buildPartialRecordArbitrary(recordModel, requiredKeys);42 // Assert43 expect(arb).toBe(mappedInstance);44 expect(option).not.toHaveBeenCalled();45 expect(tuple).toHaveBeenCalledTimes(1);46 expect(tuple).toHaveBeenCalledWith(recordModel.a, recordModel.b);47 expect(buildValuesAndSeparateKeysToObjectMapper).toHaveBeenCalledTimes(1);48 expect(buildValuesAndSeparateKeysToObjectMapper).toHaveBeenCalledWith(allKeys, expect.any(Symbol));49 expect(buildValuesAndSeparateKeysToObjectUnmapper).toHaveBeenCalledTimes(1);50 expect(buildValuesAndSeparateKeysToObjectUnmapper).toHaveBeenCalledWith(allKeys, expect.any(Symbol));51 expect(map).toHaveBeenCalledTimes(1);52 expect(map).toHaveBeenCalledWith(mapper, unmapper);53 });54 it('should wrap arbitraries not linked to required keys into option and forward all keys to mappers', () => {55 // Arrange56 const { instance: mappedInstance } = fakeArbitrary<any>();57 const { instance: tupleInstance, map } = fakeArbitrary<any[]>();58 const { instance: optionInstance1 } = fakeArbitrary();59 const { instance: optionInstance2 } = fakeArbitrary();60 const option = jest.spyOn(OptionMock, 'option');61 const tuple = jest.spyOn(TupleMock, 'tuple');62 const optionInstance1Old = optionInstance1;63 const optionInstance2Old = optionInstance2;64 option.mockReturnValueOnce(optionInstance1Old).mockReturnValueOnce(optionInstance2Old);65 tuple.mockReturnValue(tupleInstance);66 map.mockReturnValue(mappedInstance);67 const mapper = jest.fn();68 const buildValuesAndSeparateKeysToObjectMapper = jest.spyOn(69 ValuesAndSeparateKeysToObjectMock,70 'buildValuesAndSeparateKeysToObjectMapper'71 );72 buildValuesAndSeparateKeysToObjectMapper.mockReturnValue(mapper);73 const unmapper = jest.fn();74 const buildValuesAndSeparateKeysToObjectUnmapper = jest.spyOn(75 ValuesAndSeparateKeysToObjectMock,76 'buildValuesAndSeparateKeysToObjectUnmapper'77 );78 buildValuesAndSeparateKeysToObjectUnmapper.mockReturnValue(unmapper);79 const arbKey1 = fakeArbitrary();80 const arbKey2 = fakeArbitrary();81 const arbKey3 = fakeArbitrary();82 const recordModel = {83 a: arbKey1,84 b: arbKey2,85 c: arbKey3,86 };87 const requiredKeys: (keyof typeof recordModel)[] = ['b'];88 const allKeys: (keyof typeof recordModel)[] = ['a', 'b', 'c'];89 // Act90 const arb = buildPartialRecordArbitrary(recordModel, requiredKeys);91 // Assert92 expect(arb).toBe(mappedInstance);93 expect(option).toHaveBeenCalledTimes(2);94 expect(option).toHaveBeenCalledWith(recordModel.a, { nil: expect.any(Symbol) });95 expect(option).toHaveBeenCalledWith(recordModel.c, { nil: expect.any(Symbol) });96 expect(tuple).toHaveBeenCalledTimes(1);97 expect(tuple).toHaveBeenCalledWith(optionInstance1Old, recordModel.b, optionInstance2Old);98 expect(buildValuesAndSeparateKeysToObjectMapper).toHaveBeenCalledTimes(1);99 expect(buildValuesAndSeparateKeysToObjectMapper).toHaveBeenCalledWith(allKeys, expect.any(Symbol));100 expect(buildValuesAndSeparateKeysToObjectUnmapper).toHaveBeenCalledTimes(1);101 expect(buildValuesAndSeparateKeysToObjectUnmapper).toHaveBeenCalledWith(allKeys, expect.any(Symbol));102 expect(map).toHaveBeenCalledTimes(1);103 expect(map).toHaveBeenCalledWith(mapper, unmapper);104 });105 it('should not wrap any arbitrary when required keys is not specified (all required) and forward all keys to mappers', () => {106 // Arrange107 const { instance: mappedInstance } = fakeArbitrary<any>();108 const { instance: tupleInstance, map } = fakeArbitrary<any[]>();109 const option = jest.spyOn(OptionMock, 'option');110 const tuple = jest.spyOn(TupleMock, 'tuple');111 tuple.mockReturnValue(tupleInstance);112 map.mockReturnValue(mappedInstance);113 const mapper = jest.fn();114 const buildValuesAndSeparateKeysToObjectMapper = jest.spyOn(115 ValuesAndSeparateKeysToObjectMock,116 'buildValuesAndSeparateKeysToObjectMapper'117 );118 buildValuesAndSeparateKeysToObjectMapper.mockReturnValue(mapper);119 const unmapper = jest.fn();120 const buildValuesAndSeparateKeysToObjectUnmapper = jest.spyOn(121 ValuesAndSeparateKeysToObjectMock,122 'buildValuesAndSeparateKeysToObjectUnmapper'123 );124 buildValuesAndSeparateKeysToObjectUnmapper.mockReturnValue(unmapper);125 const arbKey1 = fakeArbitrary();126 const arbKey2 = fakeArbitrary();127 const recordModel = {128 a: arbKey1,129 b: arbKey2,130 };131 const requiredKeys = undefined;132 const allKeys: (keyof typeof recordModel)[] = ['a', 'b'];133 // Act134 const arb = buildPartialRecordArbitrary(recordModel, requiredKeys);135 // Assert136 expect(arb).toBe(mappedInstance);137 expect(option).not.toHaveBeenCalled();138 expect(tuple).toHaveBeenCalledTimes(1);139 expect(tuple).toHaveBeenCalledWith(recordModel.a, recordModel.b);140 expect(buildValuesAndSeparateKeysToObjectMapper).toHaveBeenCalledTimes(1);141 expect(buildValuesAndSeparateKeysToObjectMapper).toHaveBeenCalledWith(allKeys, expect.any(Symbol));142 expect(buildValuesAndSeparateKeysToObjectUnmapper).toHaveBeenCalledTimes(1);143 expect(buildValuesAndSeparateKeysToObjectUnmapper).toHaveBeenCalledWith(allKeys, expect.any(Symbol));144 expect(map).toHaveBeenCalledTimes(1);145 expect(map).toHaveBeenCalledWith(mapper, unmapper);146 });...

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record.ts

Source:record.ts Github

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...83 recordModel: { [K in keyof T]: Arbitrary<T[K]> },84 constraints?: RecordConstraints<keyof T>85): unknown {86 if (constraints == null) {87 return buildPartialRecordArbitrary(recordModel, undefined);88 }89 if ('withDeletedKeys' in constraints && 'requiredKeys' in constraints) {90 throw new Error(`requiredKeys and withDeletedKeys cannot be used together in fc.record`);91 }92 const requireDeletedKeys =93 ('requiredKeys' in constraints && constraints.requiredKeys !== undefined) ||94 ('withDeletedKeys' in constraints && !!constraints.withDeletedKeys);95 if (!requireDeletedKeys) {96 return buildPartialRecordArbitrary(recordModel, undefined);97 }98 const requiredKeys = ('requiredKeys' in constraints ? constraints.requiredKeys : undefined) || [];99 for (let idx = 0; idx !== requiredKeys.length; ++idx) {100 const descriptor = Object.getOwnPropertyDescriptor(recordModel, requiredKeys[idx]);101 if (descriptor === undefined) {102 throw new Error(`requiredKeys cannot reference keys that have not been defined in recordModel`);103 }104 if (!descriptor.enumerable) {105 throw new Error(`requiredKeys cannot reference keys that have are enumerable in recordModel`);106 }107 }108 return buildPartialRecordArbitrary(recordModel, requiredKeys as EnumerableKeyOf<T>[]);109}...

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Using AI Code Generation

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1import { buildPartialRecordArbitrary } from "fast-check";2import fc from "fast-check";3const arb = buildPartialRecordArbitrary({4 a: fc.integer(),5 b: fc.boolean(),6 c: fc.string(),7});8const arb2 = buildPartialRecordArbitrary({9 a: fc.integer(),10 b: fc.boolean(),11 c: fc.string(),12 d: fc.double(),13});14arb.sample(10);15arb2.sample(10);16{17 "scripts": {18 },19 "dependencies": {20 }21}22 { a: 0, b: false, c: '' },23 { a: 0, b: true, c: '' },24 { a: 0, b: false, c: '' },25 { a: 0, b: true, c: '' },26 { a: 0, b: false, c: '' },27 { a: 0, b: true, c: '' },28 { a: 0, b: false, c: '' },29 { a: 0, b: true, c: '' },30 { a: 0, b: false, c: '' },31 { a: 0, b: true, c: '' }32 { a: 0, b: false, c: '' },33 { a: 0, b: true, c: '' },34 { a: 0, b: false, c: '' },35 { a: 0, b: true, c: '' },36 { a: 0, b: false, c: '' },37 { a: 0, b: true, c: '' },38 { a: 0, b: false, c: '' },39 { a: 0, b: true, c: '' },40 { a: 0, b: false, c: '' },41 { a: 0, b: true, c: '' }

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Using AI Code Generation

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1import { buildPartialRecordArbitrary } from 'fast-check';2const partialRecordArbitrary = buildPartialRecordArbitrary({3 a: fc.integer(0, 100),4 b: fc.string(),5 c: fc.boolean(),6 d: fc.array(fc.integer(0, 100)),7 e: fc.tuple(fc.integer(0, 100), fc.string(), fc.boolean()),8});9fc.assert(10 fc.property(partialRecordArbitrary, (record) => {11 console.log(record);12 return true;13 })14);15{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }16{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }17{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }18{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }19{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }20{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }21{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }22{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }23{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }24{ a: 48, b: 'x', c: true, d: [ 2, 2 ], e: [ 73, 'z', false ] }25{ a: 48, b: 'x', c: true, d: [ 2, 2 ],

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Using AI Code Generation

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1import { buildPartialRecordArbitrary } from 'fast-check';2const partialRecordArbitrary = buildPartialRecordArbitrary({3 foo: fc.string(),4 bar: fc.integer(),5});6fc.assert(fc.property(partialRecordArbitrary, (record) => {7 if (record.foo === undefined) {8 expect(record.bar).toBeUndefined();9 }10 if (record.bar === undefined) {11 expect(record.foo).toBeUndefined();12 }13}));

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Using AI Code Generation

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1const fc = require("fast-check");2const { buildPartialRecordArbitrary } = require("fast-check");3const { buildRecordArbitrary } = require("fast-check");4const { buildObjectConstraints } = require("fast-check");5const { buildStringArbitrary } = require("fast-check");6const { buildIntegerArbitrary } = require("fast-check");7const { buildConstantArbitrary } = require("fast-check");8const { buildOptionArbitrary } = require("fast-check");9const { buildSetArbitrary } = require("fast-check");10const { buildTupleArbitrary } = require("fast-check");11const { buildArrayArbitrary } = require("fast-check");12const { buildOneofArbitrary } = require("fast-check");13const { buildConstantFromArbitrary } = require("fast-check");14const { buildMapArbitrary } = require("fast-check");15const { buildDictionaryArbitrary } = require("fast-check");16const { buildJsonArbitrary } = require("fast-check");17const { buildDateArbitrary } = require("fast-check");18const { buildDateConstraints } = require("fast-check");19const { buildMaxDepth } = require("fast-check");20const { buildMaxDepthArbitrary } = require("fast-check");21const { buildMaxDepthConstraints } = require("fast-check");22const { buildMaxDepthObjectConstraints } = require("fast-check");23const { buildMaxDepthArrayConstraints } = require("fast-check");24const { buildMaxDepthSetConstraints } = require("fast-check");25const { buildMaxDepthMapConstraints } = require("fast-check");26const { buildMaxDepthDictionaryConstraints } = require("fast-check");27const { buildMaxDepthTupleConstraints } = require("fast-check");28const { buildMaxDepthOneofConstraints } = require("fast-check");29const { buildMaxDepthConstantFromConstraints } = require("fast-check");30const { buildMaxDepthConstantConstraints } = require("fast-check");31const { buildMaxDepthOptionConstraints } = require("fast-check");32const { buildMaxDepthRecordConstraints } = require("fast-check");33const { buildMaxDepthPartialRecordConstraints } = require("fast-check");34const { buildMaxDepthJsonConstraints } = require("fast-check");35const { buildMaxDepthDateConstraints } = require("fast-check");36const { buildMaxDepthStringConstraints } = require("fast-check");37const { buildMaxDepthIntegerConstraints } =

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Using AI Code Generation

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1import { buildPartialRecordArbitrary } from 'fast-check';2const recordArbitrary = buildPartialRecordArbitrary({3 field1: fc.string(),4 field2: fc.string(),5 field3: fc.string()6});7fc.assert(8 fc.property(recordArbitrary, (record) => {9 })10);11import { buildPartialRecordArbitrary } from 'fast-check';12const recordArbitrary = buildPartialRecordArbitrary({13 field1: fc.string(),14 field2: fc.string(),15 field3: fc.string()16});17fc.assert(18 fc.property(recordArbitrary, (record) => {19 })20);21import { buildPartialRecordArbitrary } from 'fast-check';22const recordArbitrary = buildPartialRecordArbitrary({23 field1: fc.string(),24 field2: fc.string(),25 field3: fc.string()26});27fc.assert(28 fc.property(recordArbitrary, (record) => {29 })30);

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Using AI Code Generation

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1const { buildPartialRecordArbitrary } = require('fast-check');2const { string, integer, record, tuple } = require('fast-check');3const { assert } = require('chai');4const arb = buildPartialRecordArbitrary(5 record({ name: string(), age: integer() }),6);7describe('buildPartialRecordArbitrary', () => {8 it('should generate record with the partial key', () => {9 assert.equal(arb.canGenerate({ name: 'John' }), true);10 });11 it('should generate record with the partial key and other keys', () => {12 assert.equal(arb.canGenerate({ name: 'John', age: 10 }), true);13 });14 it('should generate record without the partial key', () => {15 assert.equal(arb.canGenerate({ age: 10 }), false);16 });17});18{19 "scripts": {20 },21 "dependencies": {22 },23 "devDependencies": {24 }25}

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Using AI Code Generation

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1import * as fc from "fast-check";2import * as fcPartialRecord from "fast-check/lib/arbitrary/partialRecordArbitrary.js";3import * as fcPartialRecordArbitrary from "fast-check/lib/arbitrary/partialRecordArbitrary.js";4const buildPartialRecordArbitrary = fcPartialRecordArbitrary.buildPartialRecordArbitrary;5const { buildRecordArbitrary } = fcPartialRecord;6const recordArbitrary = buildRecordArbitrary({7 a: fc.integer(),8 b: fc.string(),9 c: fc.boolean()10});11const partialRecordArbitrary = buildPartialRecordArbitrary({12 a: fc.integer(),13 b: fc.string(),14 c: fc.boolean()15});16fc.assert(17 fc.property(recordArbitrary, record => {18 return true;19 })20);21fc.assert(22 fc.property(partialRecordArbitrary, record => {23 return true;24 })25);26import * as fc from "fast-check";27import * as fcPartialRecord from "fast-check/lib/arbitrary/partialRecordArbitrary.js";28import * as fcPartialRecordArbitrary from "fast-check/lib/arbitrary/partialRecordArbitrary.js";29const buildPartialRecordArbitrary = fcPartialRecordArbitrary.buildPartialRecordArbitrary;30const { buildRecordArbitrary } = fcPartialRecord;31const recordArbitrary = buildRecordArbitrary({32 a: fc.integer(),33 b: fc.string(),34 c: fc.boolean()35});36const partialRecordArbitrary = buildPartialRecordArbitrary({37 a: fc.integer(),38 b: fc.string(),39 c: fc.boolean()40});41fc.assert(42 fc.property(recordArbitrary, record => {

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