what is it in jest.js code example
Example 1: jest
const sum = require('./sum');
test('adds 1 + 2 to equal 3', () => {
expect(sum(1, 2)).toBe(3);
});
CopyExample 2: jest
function sum(a, b) {
return a + b;
}
module.exports = sum;
Copiedconst sum = require('./sum');
test('adds 1 + 2 to equal 3', () => {
expect(sum(1, 2)).toBe(3);
});
Copyfunction sum(a, b) {
return a + b;
}
module.exports = sum;
Copied