/** * @jest-environment jsdom */ import { QueryClient, QueryClientProvider } from '@tanstack/react-query'; import { renderHook, waitFor } from '@testing-library/react'; import { when } from 'jest-when'; import { ReactNode } from 'react'; import { useGeoLocationQuery, GeoLocationData } from '../use-geolocation-query'; describe( 'useGeoLocationQuery', () => { const wrapper = ( { children }: { children: ReactNode } ) => ( { children } ); const mockGeoData: GeoLocationData = { city: 'San Francisco', country_long: 'United States', country_short: 'US', latitude: '37.7749', longitude: '-122.4194', region: 'California', }; beforeAll( () => { when( jest.spyOn( globalThis, 'fetch' ) ) .calledWith( 'https://public-api.wordpress.com/geo/' ) .mockResolvedValue( { json: () => Promise.resolve( mockGeoData ) } as Response ); } ); it( 'should fetch geolocation data', async () => { const { result } = renderHook( () => useGeoLocationQuery(), { wrapper } ); // Initially loading, no data yet. expect( result.current.data ).toBe( undefined ); // Verify data. await waitFor( () => expect( result.current.data ).toEqual( mockGeoData ) ); } ); it( 'keeps the data fresh', async () => { const { result } = renderHook( () => useGeoLocationQuery(), { wrapper } ); await waitFor( () => expect( result.current.isStale ).toBe( false ) ); } ); } );