10 lines
310 B
JavaScript
10 lines
310 B
JavaScript
const expect = require('expect');
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const {truncateString} = require('./_30s.js');
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test('truncateString is a Function', () => {
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expect(truncateString).toBeInstanceOf(Function);
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});
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test('Truncates a "boomerang" up to a specified length.', () => {
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expect(truncateString('boomerang', 7)).toBe('boom...');
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});
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