11 lines
290 B
JavaScript
11 lines
290 B
JavaScript
const expect = require('expect');
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const takeWhile = require('./takeWhile.js');
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test('takeWhile is a Function', () => {
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expect(takeWhile).toBeInstanceOf(Function);
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});
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t.deepEqual(takeWhile([1, 2, 3, 4], n => n >= 3), [1, 2], 'Removes elements until the function returns true');
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