1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
import React from 'react';
import { mount } from 'enzyme';
import wait from 'waait';
import toJSON from 'enzyme-to-json';
import SingleItem, { SINGLE_ITEM_QUERY } from '../components/SingleItem';
import { MockedProvider } from 'react-apollo/test-utils';
import { fakeItem, fakeUser } from '../lib/testUtils';
import { CURRENT_USER_QUERY } from '../components/User';
const data = {
items: [fakeItem()],
};
describe('<SingleItem/>', () => {
it('Renders with Proper Data', async () => {
const mocks = [
{
request: { query: SINGLE_ITEM_QUERY, variables: { id: '123' } },
result: { data },
},
{
request: { query: CURRENT_USER_QUERY },
result: { data: { me: fakeUser() } },
},
];
const wrapper = mount(
<MockedProvider mocks={mocks}>
<SingleItem id="123" />
</MockedProvider>
);
// Check for loading state
expect(wrapper.text()).toContain('Loading...');
// wait for response and refresh
await wait(55);
wrapper.update();
// Grab the piece we want
expect(toJSON(wrapper.find('h2'))).toMatchSnapshot();
expect(toJSON(wrapper.find('img'))).toMatchSnapshot();
expect(toJSON(wrapper.find('p'))).toMatchSnapshot();
});
it('Errors with a not found Item', async () => {
const mocks = [
{
request: { query: SINGLE_ITEM_QUERY, variables: { id: '123' } },
delay: 50,
// we can return data and an error
result: { data, errors: [{ message: 'Item not found!' }] },
// or just an error!
// error: new Error('offline!'),
},
];
const wrapper = mount(
<MockedProvider mocks={mocks}>
<SingleItem id="123" />
</MockedProvider>
);
// wait for response
await wait(55);
wrapper.update();
const Item = wrapper.find('[data-test="graphql-error"]');
expect(toJSON(Item)).toMatchSnapshot();
});
});
|
