14 lines
482 B
JavaScript
14 lines
482 B
JavaScript
const expect = require('expect');
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const shuffle = require('./shuffle.js');
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test('Testing shuffle', () => {
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//For more information on all the methods supported by tape
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//Please go to https://github.com/substack/tape
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expect(typeof shuffle === 'function').toBeTruthy();
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const arr = [1,2,3,4,5,6];
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expect(shuffle(arr)).not.toBe(arr);
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expect(shuffle(arr).every(x => arr.includes(x))).toBeTruthy();
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expect(shuffle([])).toEqual([]);
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expect(shuffle([1])).toEqual([1]);
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});
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