diff options
Diffstat (limited to 'src/utils/hooks/use-posts-list/use-posts-list.test.tsx')
| -rw-r--r-- | src/utils/hooks/use-posts-list/use-posts-list.test.tsx | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/src/utils/hooks/use-posts-list/use-posts-list.test.tsx b/src/utils/hooks/use-posts-list/use-posts-list.test.tsx deleted file mode 100644 index f23ddde..0000000 --- a/src/utils/hooks/use-posts-list/use-posts-list.test.tsx +++ /dev/null @@ -1,74 +0,0 @@ -import { - afterEach, - beforeEach, - describe, - expect, - it, - jest, -} from '@jest/globals'; -import { act, renderHook } from '@testing-library/react'; -import type { ReactNode } from 'react'; -import { SWRConfig } from 'swr'; -import { fetchPostsList } from '../../../services/graphql'; -import { usePostsList } from './use-posts-list'; - -const wrapper = ({ children }: { children?: ReactNode }) => { - const map = new Map(); - - return ( - <SWRConfig - value={{ - provider: () => map, - isOnline() { - return true; - }, - isVisible() { - return true; - }, - initFocus() { - /* nothing */ - }, - initReconnect() { - /* nothing */ - }, - }} - > - {children} - </SWRConfig> - ); -}; - -describe('usePostsList', () => { - beforeEach(() => { - /* Not sure why it is needed, but without it Jest was complaining with `You - * are trying to import a file after the Jest environment has been torn - * down`... Maybe because of useSWR? */ - jest.useFakeTimers({ - doNotFake: ['queueMicrotask'], - }); - }); - - afterEach(() => { - jest.runOnlyPendingTimers(); - jest.useRealTimers(); - }); - - it('can return the first new result index when loading more posts', async () => { - const perPage = 5; - const { result } = renderHook( - () => usePostsList({ fetcher: fetchPostsList, perPage }), - { wrapper } - ); - - expect.assertions(2); - - expect(result.current.firstNewResultIndex).toBeUndefined(); - - await act(async () => { - await result.current.loadMore(); - }); - - // Assuming there is more than one page. - expect(result.current.firstNewResultIndex).toBe(perPage + 1); - }); -}); |
