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add solution #195

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20 changes: 17 additions & 3 deletions src/arrayReverse.test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,12 +7,26 @@ describe(`Function 'arrayReverse':`, () => {
expect(arrayReverse).toBeInstanceOf(Function);
});

it(`should return an array`, () => {});
it(`should return an array`, () => {
const result = arrayReverse(['Mate', 'Academy']);

expect(Array.isArray(result)).toBe(true);
});

it(`should return an empty string
if original array consists of an empty string`, () => {
expect(arrayReverse(['Mate', 'Academy'])).toEqual(['ymed', 'acAetaM']);
expect(arrayReverse([''])).toEqual(['']);
});

// write more tests here
it(`should reverse array strings and does not change the length of the elements`, () => {
expect(arrayReverse(['Hell0'])).toEqual(['0lleH']);
expect(arrayReverse(['Mate', 'Academy'])).toEqual(['ymed', 'acAetaM']);

expect(arrayReverse(['I', 'am', 'a', 'student!'])).toEqual([
'!',
'tn',
'e',
'dutsamaI',
]);
});
});
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