16 lines
360 B
JavaScript
16 lines
360 B
JavaScript
const expect = require('expect');
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const attempt = require('./attempt.js');
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test('attempt is a Function', () => {
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expect(attempt).toBeInstanceOf(Function);
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});
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test('Returns a value', () => {
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expect(attempt(() => 0), 0).toBe()
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});
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test('Returns an error', () => {
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expect(attempt(() => {throw new Error();}) instanceof Error).toBeTruthy();
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});
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