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); } });