Best JavaScript code snippet using fast-check-monorepo
char16bits.spec.ts
Source:char16bits.spec.ts
1import * as fc from 'fast-check';2import { char16bits } from '../../../src/arbitrary/char16bits';3import { fakeArbitrary } from './__test-helpers__/ArbitraryHelpers';4import * as CharacterArbitraryBuilderMock from '../../../src/arbitrary/_internals/builders/CharacterArbitraryBuilder';5import {6 assertProduceValuesShrinkableWithoutContext,7 assertProduceCorrectValues,8 assertShrinkProducesSameValueWithoutInitialContext,9 assertShrinkProducesStrictlySmallerValue,10 assertProduceSameValueGivenSameSeed,11} from './__test-helpers__/ArbitraryAssertions';12function beforeEachHook() {13 jest.resetModules();14 jest.restoreAllMocks();15 fc.configureGlobal({ beforeEach: beforeEachHook });16}17beforeEach(beforeEachHook);18describe('char16bits', () => {19 it('should be able to unmap any mapped value', () => {20 // Arrange21 const { min, max, mapToCode, unmapFromCode } = extractArgumentsForBuildCharacter(char16bits);22 // Act / Assert23 fc.assert(24 fc.property(fc.integer({ min, max }), (n) => {25 expect(unmapFromCode(mapToCode(n))).toBe(n);26 })27 );28 });29 it('should always unmap outside of the range for values it could not have generated', () => {30 // Arrange31 const { min, max, mapToCode, unmapFromCode } = extractArgumentsForBuildCharacter(char16bits);32 const allPossibleValues = new Set([...Array(max - min + 1)].map((_, i) => mapToCode(i + min)));33 // Act / Assert34 fc.assert(35 // [0, 1112063] is the range requested by fullUnicode36 fc.property(fc.oneof(fc.integer({ min: -1, max: 1112064 }), fc.maxSafeInteger()), (code) => {37 fc.pre(!allPossibleValues.has(code)); // not a possible code for our mapper38 const unmapped = unmapFromCode(code);39 expect(unmapped < min || unmapped > max).toBe(true);40 })41 );42 });43});44describe('char16bits (integration)', () => {45 const isCorrect = (value: string) =>46 value.length === 1 && 0x0000 <= value.charCodeAt(0) && value.charCodeAt(0) <= 0xffff;47 const isStrictlySmaller = (c1: string, c2: string) => remapCharToIndex(c1) < remapCharToIndex(c2);48 const char16bitsBuilder = () => char16bits();49 it('should produce the same values given the same seed', () => {50 assertProduceSameValueGivenSameSeed(char16bitsBuilder);51 });52 it('should only produce correct values', () => {53 assertProduceCorrectValues(char16bitsBuilder, isCorrect);54 });55 it('should produce values seen as shrinkable without any context', () => {56 assertProduceValuesShrinkableWithoutContext(char16bitsBuilder);57 });58 it('should be able to shrink to the same values without initial context', () => {59 assertShrinkProducesSameValueWithoutInitialContext(char16bitsBuilder);60 });61 it('should preserve strictly smaller ordering in shrink', () => {62 assertShrinkProducesStrictlySmallerValue(char16bitsBuilder, isStrictlySmaller);63 });64});65// Helpers66function extractArgumentsForBuildCharacter(build: () => void) {67 const { instance } = fakeArbitrary();68 const buildCharacterArbitrary = jest.spyOn(CharacterArbitraryBuilderMock, 'buildCharacterArbitrary');69 buildCharacterArbitrary.mockImplementation(() => instance);70 build();71 const [min, max, mapToCode, unmapFromCode] = buildCharacterArbitrary.mock.calls[0];72 return { min, max, mapToCode, unmapFromCode };73}74function remapCharToIndex(c: string): number {75 const cp = c.codePointAt(0)!;76 if (cp >= 0x20 && cp <= 0x7e) return cp - 0x20;77 if (cp < 0x20) return cp + 0x7e - 0x20 + 1;78 return cp;...
Using AI Code Generation
1const { char16bits } = require('fast-check');2const { char16bitsBuilder } = require('fast-check-monorepo');3const fc = require('fast-check');4const fcmonorepo = require('fast-check-monorepo');5console.log(fc);6console.log(fcmonorepo);7console.log(char16bitsBuilder().build());8console.log(char16bits().build());9console.log(char16bits().build());10console.log(char16bitsBuilder().build());11console.log(char16bits().build());12console.log(char16bitsBuilder().build());13console.log(char16bits().build());14console.log(char16bitsBuilder().build());15console.log(char16bits().build());16console.log(char16bitsBuilder().build());17console.log(char16bits().build());18console.log(char16bitsBuilder().build());19console.log(char16bits().build());20console.log(char16bitsBuilder().build());21console.log(char16bits().build());22console.log(char16bitsBuilder().build());23console.log(char16bits().build());24console.log(char16bitsBuilder().build());25console.log(char16bits().build());26console.log(char16bitsBuilder().build());27console.log(char16bits().build());28console.log(char16bitsBuilder().build());29console.log(char16bits().build());30console.log(char16bitsBuilder().build());31console.log(char16bits().build());
Using AI Code Generation
1const fc = require('fast-check');2const { char16bitsBuilder } = require('fast-check/lib/arbitrary/char16bitsBuilder.js');3const { buildNextArbitrary } = require('fast-check/lib/arbitrary/_internals/builders/NextArbitraryBuilder.js');4const { NextValue } = require('fast-check/lib/check/model/NextValue.js');5const { Random } = require('fast-check/lib/random/generator/Random.js');6const { Stream } = require('fast-check/lib/stream/Stream.js');7const { stringify } = require('fast-check/lib/utils/stringify.js');8const char16bits = buildNextArbitrary(char16bitsBuilder());9const random = new Random(42);10const stream = char16bits.generate(random);11console.log(stringify(stream.next().value.value));12console.log(stringify(stream.next().value.value));13const fc = require('fast-check');14const { char16bitsBuilder } = require('fast-check/lib/arbitrary/char16bitsBuilder.js');15const { buildNextArbitrary } = require('fast-check/lib/arbitrary/_internals/builders/NextArbitraryBuilder.js');16const { NextValue } = require('fast-check/lib/check/model/NextValue.js');17const { Random } = require('fast-check/lib/random/generator/Random.js');18const { Stream } = require('fast-check/lib/stream/Stream.js');19const { stringify } = require('fast-check/lib/utils/stringify.js');20const char16bits = buildNextArbitrary(char16bitsBuilder());21const random = new Random(42);22const stream = char16bits.generate(random);23console.log(stringify(stream.next().value.value));24console.log(stringify(stream.next().value.value));25const fc = require('fast-check');26const { char16bitsBuilder } = require('fast-check/lib/arbitrary/char16bitsBuilder.js');27const { buildNextArbitrary } = require('fast-check/lib/arbitrary/_internals/builders/NextArbitraryBuilder.js');28const { NextValue } = require('fast-check/lib/check/model/NextValue.js');29const { Random } = require('fast-check/lib/random/generator/Random.js');30const { Stream } = require('fast-check/lib/stream/Stream.js
Using AI Code Generation
1const { char16bits } = require('fast-check');2const char16bitsBuilder = char16bits();3console.log(char16bitsBuilder());4console.log(char16bitsBuilder());5console.log(char16bitsBuilder());6const { char16bits } = require('fast-check');7const char16bitsBuilder = char16bits();8console.log(char16bitsBuilder());9console.log(char16bitsBuilder());10console.log(char16bitsBuilder());11const { char16bits } = require('fast-check');12const char16bitsBuilder = char16bits();13console.log(char16bitsBuilder());14console.log(char16bitsBuilder());15console.log(char16bitsBuilder());16const { char16bits } = require('fast-check');17const char16bitsBuilder = char16bits();18console.log(char16bitsBuilder());19console.log(char16bitsBuilder());20console.log(char16bitsBuilder());21const { char16bits } = require('fast-check');22const char16bitsBuilder = char16bits();23console.log(char16bitsBuilder());24console.log(char16bitsBuilder());25console.log(char16bitsBuilder());26const { char16bits } = require('fast-check');27const char16bitsBuilder = char16bits();28console.log(char16bitsBuilder());29console.log(char16bitsBuilder());30console.log(char16bitsBuilder());31const { char16bits } = require('fast-check');32const char16bitsBuilder = char16bits();33console.log(char16bitsBuilder());34console.log(char16bitsBuilder());35console.log(char16bitsBuilder());
Using AI Code Generation
1const fc = require('fast-check');2const char16BitsBuilder = fc.char16bitsBuilder();3const char16BitsArbitrary = char16BitsBuilder.build();4fc.assert(fc.property(char16BitsArbitrary, (char) => {5 return char.length === 1;6}));7const fc = require('fast-check');8const char16BitsArbitrary = fc.char16bits();9fc.assert(fc.property(char16BitsArbitrary, (char) => {10 return char.length === 1;11}));12const fc = require('fast-check');13const char16BitsArbitrary = fc.char16bits();14fc.assert(fc.property(char16BitsArbitrary, (char) => {15 return char.length === 1;16}));17const fc = require('fast-check');18const char16BitsArbitrary = fc.char16bits();19fc.assert(fc.property(char16BitsArbitrary, (char) => {20 return char.length === 1;21}));22const fc = require('fast-check');23const char16BitsArbitrary = fc.char16bits();24fc.assert(fc.property(char16BitsArbitrary, (char) => {25 return char.length === 1;26}));
Using AI Code Generation
1var fc = require('fast-check');2fc.assert(fc.property(fc.char16bits(), function (char16bits) {3 return typeof char16bits === 'string' && char16bits.length === 1;4}));5var fc = require('fast-check');6fc.assert(fc.property(fc.char16bits(), function (char16bits) {7 return typeof char16bits === 'string' && char16bits.length === 1;8}));9var fc = require('fast-check');10fc.assert(fc.property(fc.char16bits(), function (char16bits) {11 return typeof char16bits === 'string' && char16bits.length === 1;12}));13var fc = require('fast-check');14fc.assert(fc.property(fc.char16bits(), function (char16bits) {15 return typeof char16bits === 'string' && char16bits.length === 1;16}));17var fc = require('fast-check');18fc.assert(fc.property(fc.char16bits(), function (char16bits) {19 return typeof char16bits === 'string' && char16bits.length === 1;20}));21var fc = require('fast-check');22fc.assert(fc.property(fc.char16bits(), function (char16bits) {23 return typeof char16bits === 'string' && char16bits.length === 1;24}));25var fc = require('fast-check');26fc.assert(fc.property(fc.char16bits(), function (char16bits) {27 return typeof char16bits === 'string' && char16bits.length === 1;28}));29var fc = require('fast-check');30fc.assert(fc.property(fc.char16bits(), function (char16bits) {31 return typeof char16bits === 'string' && char16bits.length === 1;32}));33var fc = require('fast-check');34fc.assert(fc.property(fc.char16bits(), function (char16bits) {
Using AI Code Generation
1const fc = require('fast-check');2const char16bitsBuilder = require('fast-check-monorepo\packages\fast-check\src\check\runner\configuration\DefaultArbitraryBuilder.ts').char16bitsBuilder;3const char16bits = char16bitsBuilder();4const char16bitsArb = fc.tuple(char16bits, char16bits, char16bits, char16bits);5fc.assert(6 fc.property(char16bitsArb, (a) => {7 console.log(a);8 return true;9 })10);11const fc = require('fast-check');12const char16bitsBuilder = require('fast-check-monorepo\packages\fast-check\src\check\runner\configuration\DefaultArbitraryBuilder.ts').char16bitsBuilder;13const char16bits = char16bitsBuilder();14const char16bitsArb = fc.tuple(char16bits, char16bits, char16bits, char16bits);15fc.assert(16 fc.property(char16bitsArb, (a) => {17 console.log(a);18 return true;19 })20);21(function (exports, require, module, __filename, __dirname) { import { Arbitrary } from '../arbitrary/definition/Arbitrary';
Using AI Code Generation
1import {char16bitsBuilder} from 'fast-check-monorepo';2const string = char16bitsBuilder().noShrink().generate(mrng);3console.log(string);4console.log(string.length);5import {char16bitsBuilder} from 'fast-check-monorepo';6const string = char16bitsBuilder().noShrink().generate(mrng);7console.log(string);8console.log(string.length);9import {char16bitsBuilder} from 'fast-check-monorepo';10const string = char16bitsBuilder().noShrink().generate(mrng);11console.log(string);12console.log(string.length);13import {char16bitsBuilder} from 'fast-check-monorepo';14const string = char16bitsBuilder().noShrink().generate(mrng);15console.log(string);16console.log(string.length);17import {char16bitsBuilder} from 'fast-check-monorepo';18const string = char16bitsBuilder().noShrink().generate(mrng);19console.log(string);20console.log(string.length);21import {char16bitsBuilder} from 'fast-check-monorepo';22const string = char16bitsBuilder().noShrink().generate(mrng);23console.log(string);24console.log(string.length);25import {char16bitsBuilder} from 'fast-check-mon
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