17 lines
368 B
JavaScript
17 lines
368 B
JavaScript
const expect = require('expect');
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const {compact} = require('./_30s.js');
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test('compact is a Function', () => {
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expect(compact).toBeInstanceOf(Function);
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});
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test('Removes falsey values from an array', () => {
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expect(compact([0, 1, false, 2, '', 3, 'a', 'e' * 23, NaN, 's', 34, null, undefined])).toEqual([
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1,
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2,
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3,
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'a',
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's',
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34
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]);
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});
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