Page 482 - Nodejs 교과서 개정2판

PASS routes/middlewares.test.js
√ 1 + 1은 2입니다. (3ms)

Test Suites: 1 passed, 1 total
Tests: 1 passed, 1 total
Snapshots: 0 total
Time: 2.583s
Ran all test suites.

expectী ֍਷ чҗ toEqualী ֍਷ ч੉ ੌ஖ೞݶ పझ౟ܳ ాҗ೤פ׮ ف чਸ ׮ܰѱ ೧ࢲب పझ౟೧ࠁࣁ

ਃ toEqual੄ чਸ 3ਵ۽ ߄Դ റ పझ౟ܳ ੤प೯೮णפ׮

routes/middlewares.test.js
test('1 + 1은 2입니다.', () => {
expect(1 + 1).toEqual(3);
});

콘솔

$ npm test
> nodebird@0.0.1 test C:\Users\zerocho\nodebird
> jest

FAIL routes/middlewares.test.js
× 1 + 1은 2입니다. (4ms)
● 1 + 1은 2입니다.

expect(received).toEqual(expected) // deep equality

Expected: 3
Received: 2

1 | test('1 + 1은 2입니다.', () => {
> 2 | expect(1 + 1).toEqual(3);
| ^
3 | });
4 |

at Object.<anonymous> (routes/middlewares.test.js:2:17)

Test Suites: 1 failed, 1 total
Tests: 1 failed, 1 total