How to use invalidIntegerConstraintsArb method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

TypedIntArrayArbitraryBuilder.spec.ts

Source:TypedIntArrayArbitraryBuilder.spec.ts Github

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...81 it('should reject invalid integer ranges', () => {82 fc.assert(83 fc.property(84 validArrayConstraintsArb(),85 invalidIntegerConstraintsArb(-128, 127),86 (arrayConstraints, integerConstraints) => {87 // Arrange88 const array = jest.spyOn(ArrayMock, 'array');89 const { instance: arrayInstance } = fakeArbitraryStaticValue<unknown[]>(() => []);90 array.mockReturnValue(arrayInstance);91 const constraints = { ...arrayConstraints, ...integerConstraints };92 const defaultMin = -128;93 const defaultMax = 127;94 const TypedArrayClass = Int8Array;95 const arbitraryBuilder = jest.fn();96 const { instance: arbitraryInstance } = fakeArbitrary<number>();97 arbitraryBuilder.mockReturnValue(arbitraryInstance);98 // Act / Assert99 expect(() =>100 typedIntArrayArbitraryArbitraryBuilder(101 constraints,102 defaultMin,103 defaultMax,104 TypedArrayClass,105 arbitraryBuilder106 )107 ).toThrowError();108 }109 )110 );111 });112});113describe('typedIntArrayArbitraryArbitraryBuilder (integration)', () => {114 type Extra = { minLength?: number; maxLength?: number; min?: number; max?: number };115 const extraParameters: fc.Arbitrary<Extra> = fc116 .record(117 {118 minLength: fc.nat({ max: 5 }),119 maxLength: fc.nat({ max: 25 }),120 min: fc.integer({ min: -128, max: 127 }),121 max: fc.integer({ min: -128, max: 127 }),122 },123 { requiredKeys: [] }124 )125 .map((rawConstraints) => {126 const constraints = { ...rawConstraints };127 if ('minLength' in constraints && 'maxLength' in constraints && constraints.minLength! > constraints.maxLength!) {128 [constraints.minLength, constraints.maxLength] = [constraints.maxLength, constraints.minLength];129 }130 if ('min' in constraints && 'max' in constraints && constraints.min! > constraints.max!) {131 [constraints.min, constraints.max] = [constraints.max, constraints.min];132 }133 return constraints;134 });135 const isCorrect = (value: Int8Array, extra: Extra) => {136 expect(value).toBeInstanceOf(Int8Array);137 if ('minLength' in extra) {138 expect(value.length).toBeGreaterThanOrEqual(extra.minLength!);139 }140 if ('maxLength' in extra) {141 expect(value.length).toBeLessThanOrEqual(extra.maxLength!);142 }143 };144 const typedIntArrayArbitraryArbitraryBuilderBuilder = (extra: Extra) =>145 typedIntArrayArbitraryArbitraryBuilder(146 extra,147 -128,148 127,149 Int8Array,150 ({ min = 0, max = min }) => new FakeIntegerArbitrary(min, max - min)151 );152 it('should produce the same values given the same seed', () => {153 assertProduceSameValueGivenSameSeed(typedIntArrayArbitraryArbitraryBuilderBuilder, { extraParameters });154 });155 it('should only produce correct values', () => {156 assertProduceCorrectValues(typedIntArrayArbitraryArbitraryBuilderBuilder, isCorrect, { extraParameters });157 });158 it('should produce values seen as shrinkable without any context', () => {159 assertProduceValuesShrinkableWithoutContext(typedIntArrayArbitraryArbitraryBuilderBuilder, { extraParameters });160 });161 it('should be able to shrink to the same values without initial context', () => {162 assertShrinkProducesSameValueWithoutInitialContext(typedIntArrayArbitraryArbitraryBuilderBuilder, {163 extraParameters,164 });165 });166});167// Helpers168function defaultsMinMaxTypedInt8Arb() {169 return fc170 .tuple(fc.integer({ min: -128, max: 127 }), fc.integer({ min: -128, max: 127 }))171 .map(([defaultA, defaultB]) => ({172 defaultMin: Math.min(defaultA, defaultB),173 defaultMax: Math.min(defaultA, defaultB),174 TypedArrayClass: Int8Array,175 }));176}177function validArrayConstraintsArb() {178 return fc.record({ minLength: fc.nat(), maxLength: fc.nat() }, { withDeletedKeys: true }).map((ct) => {179 if (ct.minLength !== undefined && ct.maxLength !== undefined && ct.minLength > ct.maxLength) {180 return { minLength: ct.maxLength, maxLength: ct.minLength };181 }182 return ct;183 });184}185function validIntegerConstraintsArb(min: number, max: number) {186 return fc187 .record({ min: fc.integer({ min, max }), max: fc.integer({ min, max }) }, { withDeletedKeys: true })188 .map((ct) => {189 if (ct.min !== undefined && ct.max !== undefined && ct.min > ct.max) {190 return { min: ct.max, max: ct.min };191 }192 return ct;193 });194}195function invalidIntegerConstraintsArb(min: number, max: number) {196 return fc.oneof(197 // min > max198 fc199 .record({ min: fc.integer({ min, max }), max: fc.integer({ min, max }) })200 .filter(({ min, max }) => min !== max)201 .map((ct) => (ct.min < ct.max ? { min: ct.max, max: ct.min } : ct)),202 // min < lowest203 fc.record({ min: fc.integer({ min: Number.MIN_SAFE_INTEGER, max: min - 1 }) }),204 fc.record({ min: fc.integer({ min: Number.MIN_SAFE_INTEGER, max: min - 1 }), max: fc.integer({ min, max }) }),205 // max > highest206 fc.record({ min: fc.integer({ min, max }), max: fc.integer({ min: max + 1, max: Number.MAX_SAFE_INTEGER }) }),207 fc.record({ max: fc.integer({ min: max + 1, max: Number.MAX_SAFE_INTEGER }) })208 );209}

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Using AI Code Generation

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1const fc = require("fast-check");2const { invalidIntegerConstraintsArb } = require("fast-check-monorepo");3fc.assert(4 fc.property(invalidIntegerConstraintsArb(), (constraints) => {5 console.log(constraints);6 return true;7 })8);9{10 "scripts": {11 },12 "dependencies": {13 }14}15{ min: 0, max: 0 }16{ min: 0, max: 1 }17{ min: 0, max: 2 }18{ min: 0, max: 3 }19{ min: 0, max: 4 }20{ min: 0, max: 5 }21{ min: 0, max: 6 }22{ min: 0, max: 7 }23{ min: 0, max: 8 }24{ min: 0, max: 9 }25{ min: 0, max: 10 }26{ min: 0, max: 11 }27{ min: 0, max: 12 }28{ min: 0, max: 13 }29{ min: 0, max: 14 }30{ min: 0, max: 15 }31{ min: 0, max: 16 }32{ min: 0, max: 17 }33{ min: 0, max: 18 }34{ min: 0, max: 19 }35{ min: 0, max: 20 }36{ min: 0, max: 21 }37{ min: 0, max: 22 }38{ min: 0, max: 23 }39{ min: 0, max: 24 }40{ min: 0, max: 25 }41{ min: 0, max: 26 }42{ min: 0, max: 27 }43{ min: 0, max: 28 }44{ min: 0, max: 29 }45{ min: 0, max:

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Using AI Code Generation

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1const { invalidIntegerConstraintsArb } = require('fast-check-monorepo');2const fc = require('fast-check');3fc.assert(4 fc.property(invalidIntegerConstraintsArb(), (constraints) => {5 return true;6 })7);8const fc = require('fast-check');9fc.assert(10 fc.property(fc.invalidIntegerConstraintsArb(), (constraints) => {11 return true;12 })13);14const { invalidIntegerConstraintsArb } = require('fast-check-monorepo');15const fc = require('fast-check');16fc.assert(17 fc.property(invalidIntegerConstraintsArb(), (constraints) => {18 return true;19 })20);21const fc = require('fast-check');22fc.assert(23 fc.property(fc.invalidIntegerConstraintsArb(), (constraints) => {

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Using AI Code Generation

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1const {invalidIntegerConstraintsArb} = require('fast-check-monorepo');2const arb = invalidIntegerConstraintsArb();3const {invalidIntegerConstraintsArb} = require('fast-check');4const arb = invalidIntegerConstraintsArb();5const {invalidIntegerConstraintsArb} = require('fast-check');6const arb = invalidIntegerConstraintsArb();7const {invalidIntegerConstraintsArb} = require('fast-check');8const arb = invalidIntegerConstraintsArb();9const {invalidIntegerConstraintsArb} = require('fast-check');10const arb = invalidIntegerConstraintsArb();11const {invalidIntegerConstraintsArb} = require('fast-check');12const arb = invalidIntegerConstraintsArb();13const {invalidIntegerConstraintsArb} = require('fast-check');14const arb = invalidIntegerConstraintsArb();15const {invalidIntegerConstraintsArb} = require('fast-check');16const arb = invalidIntegerConstraintsArb();17const {invalidIntegerConstraintsArb} = require('fast-check');18const arb = invalidIntegerConstraintsArb();

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Using AI Code Generation

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1import * as fc from 'fast-check';2import {invalidIntegerConstraintsArb} from 'fast-check-monorepo';3const invalidIntegerConstraints = invalidIntegerConstraintsArb().generate();4console.log(invalidIntegerConstraints);5{min: 0, max: 0}6{min: 0, max: 1}7{min: 0, max: 2}8{min: 0, max: 3}9{min: 0, max: 4}10{min: 0, max: 5}11{min: 0, max: 6}12{min: 0, max: 7}13{min: 0, max: 8}14{min: 0, max: 9}15{min: 0, max: 10}16{min: 0, max: 11}17{min: 0, max: 12}18{min: 0, max: 13}19{min: 0, max: 14}20{min: 0, max: 15}21{min: 0, max: 16}22{min: 0, max: 17}23{min: 0, max: 18}24{min: 0, max: 19}25{min: 0, max: 20}26{min: 0, max: 21}27{min: 0, max: 22}28{min: 0, max: 23}29{min: 0, max: 24}30{min: 0, max: 25}31{min: 0, max: 26}32{min: 0, max: 27}33{min: 0, max: 28}34{min: 0, max: 29}35{min: 0, max: 30}36{min: 0, max: 31}37{min: 0, max: 32}38{min: 0, max: 33}39{min: 0, max: 34}40{min: 0, max: 35}41{min: 0, max: 36}42{min: 0, max: 37}43{min: 0, max: 38}44{min: 0,

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Using AI Code Generation

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1const fc = require('fast-check')2const { invalidIntegerConstraintsArb } = require('fast-check-monorepo')3 .tuple(fc.integer(), fc.integer())4 .filter(([min, max]) => min > max || min === max)5fc.assert(6 fc.property(invalidIntegerConstraintsArb, ([min, max]) => {7 fc.integer(min, max)8 })

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