getting-started-app/spec/routes/updateItem.spec.js
Craig Osterhout 9bbd95c7dd first commit
2023-07-17 10:17:25 -07:00

34 lines
972 B
JavaScript

const db = require('../../src/persistence');
const updateItem = require('../../src/routes/updateItem');
const ITEM = { id: 12345 };
jest.mock('../../src/persistence', () => ({
getItem: jest.fn(),
updateItem: jest.fn(),
}));
test('it updates items correctly', async () => {
const req = {
params: { id: 1234 },
body: { name: 'New title', completed: false },
};
const res = { send: jest.fn() };
db.getItem.mockReturnValue(Promise.resolve(ITEM));
await updateItem(req, res);
expect(db.updateItem.mock.calls.length).toBe(1);
expect(db.updateItem.mock.calls[0][0]).toBe(req.params.id);
expect(db.updateItem.mock.calls[0][1]).toEqual({
name: 'New title',
completed: false,
});
expect(db.getItem.mock.calls.length).toBe(1);
expect(db.getItem.mock.calls[0][0]).toBe(req.params.id);
expect(res.send.mock.calls[0].length).toBe(1);
expect(res.send.mock.calls[0][0]).toEqual(ITEM);
});