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How to use wordsToJoinedStringUnmapperFor method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

WordsToLorem.spec.ts

Source:WordsToLorem.spec.ts

...39    canShrinkWithoutContext.mockImplementation(40      (value) => typeof value === 'string' && ['hello', 'world', 'winter', 'summer'].includes(value)41    );42    // Act43    const unmapper = wordsToJoinedStringUnmapperFor(wordsArbitrary);44    const unmappedValue = unmapper('hello hello winter world');45    // Assert46    expect(unmappedValue).toEqual(['hello', 'hello', 'winter', 'world']);47  });48  it('should unmap string made of words with some having trimmed commas', () => {49    // Arrange50    const { instance, canShrinkWithoutContext } = fakeArbitrary<string>();51    canShrinkWithoutContext.mockImplementation(52      (value) => typeof value === 'string' && ['hello,', 'world,', 'winter', 'summer'].includes(value)53    );54    // Act55    const unmapper = wordsToJoinedStringUnmapperFor(instance);56    const unmappedValue = unmapper('hello hello winter world');57    // Assert58    expect(unmappedValue).toEqual(['hello,', 'hello,', 'winter', 'world,']);59  });60  it('should reject strings containing unknown words', () => {61    // Arrange62    const { instance, canShrinkWithoutContext } = fakeArbitrary<string>();63    canShrinkWithoutContext.mockImplementation(64      (value) => typeof value === 'string' && ['hello,', 'world,', 'spring', 'summer'].includes(value)65    );66    // Act / Assert67    const unmapper = wordsToJoinedStringUnmapperFor(instance);68    expect(() => unmapper('hello hello winter world')).toThrowError();69  });70  it('should unmap any string coming from the mapper', () =>71    fc.assert(72      fc.property(wordsArrayArbitrary, (words) => {73        // Arrange74        const { instance, canShrinkWithoutContext } = fakeArbitrary<string>();75        canShrinkWithoutContext.mockImplementation((value) => typeof value === 'string' && words.includes(value));76        // Act77        const mapped = wordsToJoinedStringMapper(words);78        const unmapper = wordsToJoinedStringUnmapperFor(instance);79        const unmappedValue = unmapper(mapped);80        // Assert81        expect(unmappedValue).toEqual(words);82      })83    ));84});85describe('wordsToSentenceMapper', () => {86  it.each`87    words                                 | expectedOutput             | behaviour88    ${['il', 'Ã©tait', 'une', 'fois']}     | ${'Il Ã©tait une fois.'}    | ${'join using space'}89    ${['demain,', 'il', 'fera', 'beau']}  | ${'Demain, il fera beau.'} | ${'trim trailing commas only on last word'}90    ${['demain', 'il,', 'fera', 'beau,']} | ${'Demain il, fera beau.'} | ${'trim trailing commas only on last word'}91    ${['demain']}                         | ${'Demain.'}               | ${'one word sentence'}92    ${['demain,']}                        | ${'Demain.'}               | ${'one word comma-ending sentence'}...

lorem.ts

Source:lorem.ts

...247    );248  } else {249    return array(wordArbitrary, { minLength: 1, maxLength: maxCount, size }).map(250      wordsToJoinedStringMapper,251      wordsToJoinedStringUnmapperFor(wordArbitrary)252    );253  }...

WordsToLorem.ts

Source:WordsToLorem.ts

...16    ' '17  );18}19/** @internal */20export function wordsToJoinedStringUnmapperFor(wordsArbitrary: Arbitrary<string>): (value: unknown) => string[] {21  return function wordsToJoinedStringUnmapper(value: unknown): string[] {22    if (typeof value !== 'string') {23      throw new Error('Unsupported type');24    }25    const words: string[] = [];26    for (const candidate of safeSplit(value, ' ')) {27      if (wordsArbitrary.canShrinkWithoutContext(candidate)) safePush(words, candidate);28      else if (wordsArbitrary.canShrinkWithoutContext(candidate + ',')) safePush(words, candidate + ',');29      else throw new Error('Unsupported word');30    }31    return words;32  };33}34/** @internal */...

Using AI Code Generation

1const {wordsToJoinedStringUnmapperFor} = require('fast-check-monorepo');2const joinedStringUnmapper = wordsToJoinedStringUnmapperFor(' ');3const {wordsToJoinedStringUnmapperFor} = require('fast-check');4const joinedStringUnmapper = wordsToJoinedStringUnmapperFor(' ');5const {wordsToJoinedStringUnmapperFor} = require('fast-check/lib/arbitrary/wordsToJoinedStringUnmapperFor');6const joinedStringUnmapper = wordsToJoinedStringUnmapperFor(' ');

Using AI Code Generation

1const { wordsToJoinedStringUnmapperFor } = require('fast-check');2const words = ['a', 'b', 'c'];3const joinedStringUnmapper = wordsToJoinedStringUnmapperFor(words);4console.log(joinedStringUnmapper);5const { wordsToJoinedStringUnmapperFor } = require('fast-check');6const words = ['a', 'b', 'c'];7const joinedStringUnmapper = wordsToJoinedStringUnmapperFor(words);8console.log(joinedStringUnmapper);9| Software    | Version(s) |

Using AI Code Generation

1const { wordsToJoinedStringUnmapperFor } = require('fast-check-monorepo');2const { array } = require('fast-check');3const joinedStringUnmapper = wordsToJoinedStringUnmapperFor(' ');4const words = array(joinedStringUnmapper);5console.log(words.sample());6const { wordsToJoinedStringUnmapperFor } = require('fast-check');7const { array } = require('fast-check');8const joinedStringUnmapper = wordsToJoinedStringUnmapperFor(' ');9const words = array(joinedStringUnmapper);10console.log(words.sample());

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