16 lines
465 B
JavaScript
16 lines
465 B
JavaScript
const expect = require('expect');
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const drop = require('./drop.js');
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test('drop is a Function', () => {
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expect(drop).toBeInstanceOf(Function);
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});
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test('Works without the last argument', () => {
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expect(drop([1, 2, 3])).toEqual([2,3]);
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});
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test('Removes appropriate element count as specified', () => {
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expect(drop([1, 2, 3], 2)).toEqual([3]);
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});
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test('Empties array given a count greater than length', () => {
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expect(drop([1, 2, 3], 42)).toEqual([]);
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});
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