verdnatura-chat/__tests__/Storyshots.test.js

35 lines
995 B
JavaScript

import initStoryshots, { Stories2SnapsConverter } from '@storybook/addon-storyshots';
import { render } from '@testing-library/react-native';
jest.mock('rn-fetch-blob', () => ({
fs: {
dirs: {
DocumentDir: '/data/com.rocket.chat/documents',
DownloadDir: '/data/com.rocket.chat/downloads'
},
exists: jest.fn(() => null)
},
fetch: jest.fn(() => null),
config: jest.fn(() => null)
}));
jest.mock('react-native-file-viewer', () => ({
open: jest.fn(() => null)
}));
jest.mock('../app/lib/database', () => jest.fn(() => null));
global.Date.now = jest.fn(() => new Date('2019-10-10').getTime());
const converter = new Stories2SnapsConverter();
initStoryshots({
test: ({ story, context }) => {
const snapshotFilename = converter.getSnapshotFileName(context);
const storyElement = story.render();
const { update, toJSON } = render(storyElement);
update(storyElement);
const json = toJSON();
expect(JSON.stringify(json)).toMatchSpecificSnapshot(snapshotFilename);
}
});