Bug: in jest use Timer Mocks , `act` executed state batch updates incorrectly · Issue #25046 · facebook/react · GitHub
![Problems with using useFakeTimers('modern') in a create-react-app (CRA) project with Jest 26 and Lodash's debounce function - DEV Community Problems with using useFakeTimers('modern') in a create-react-app (CRA) project with Jest 26 and Lodash's debounce function - DEV Community](https://res.cloudinary.com/practicaldev/image/fetch/s---e71z0u_--/c_imagga_scale,f_auto,fl_progressive,h_900,q_auto,w_1600/https://dev-to-uploads.s3.amazonaws.com/uploads/articles/93uv319ndurhwby9jvdz.png)
Problems with using useFakeTimers('modern') in a create-react-app (CRA) project with Jest 26 and Lodash's debounce function - DEV Community
![Using Jest mock timers and waitFor together causes tests to timeout · Issue #506 · callstack/react-native-testing-library · GitHub Using Jest mock timers and waitFor together causes tests to timeout · Issue #506 · callstack/react-native-testing-library · GitHub](https://user-images.githubusercontent.com/438664/92635849-7b92d480-f2a4-11ea-8d07-cae8e65a03c4.png)
Using Jest mock timers and waitFor together causes tests to timeout · Issue #506 · callstack/react-native-testing-library · GitHub
Javascript setTimeout, setInterval 효율적으로 테스트하기 (Jest Timer Mock) | by JUNGDU JANG (AboutJang) | Medium
![waitFor` doesn't work if jest fake timers are used · Issue #631 · testing-library/react-hooks-testing-library · GitHub waitFor` doesn't work if jest fake timers are used · Issue #631 · testing-library/react-hooks-testing-library · GitHub](https://user-images.githubusercontent.com/10645051/122129966-c1f50100-cdeb-11eb-8f8d-b3f555388432.png)
waitFor` doesn't work if jest fake timers are used · Issue #631 · testing-library/react-hooks-testing-library · GitHub
![Problems with using useFakeTimers('modern') in a create-react-app (CRA) project with Jest 26 and Lodash's debounce function - DEV Community Problems with using useFakeTimers('modern') in a create-react-app (CRA) project with Jest 26 and Lodash's debounce function - DEV Community](https://res.cloudinary.com/practicaldev/image/fetch/s--pUzwkEcT--/c_imagga_scale,f_auto,fl_progressive,h_1080,q_auto,w_1080/https://dev-to-uploads.s3.amazonaws.com/uploads/articles/93uv319ndurhwby9jvdz.png)
Problems with using useFakeTimers('modern') in a create-react-app (CRA) project with Jest 26 and Lodash's debounce function - DEV Community
![Using Jest Mocks to Prevent Non-Deterministic or Otherwise Changing Components from Continously Resulting in Snapshot Diffs | TypeOfNaN Using Jest Mocks to Prevent Non-Deterministic or Otherwise Changing Components from Continously Resulting in Snapshot Diffs | TypeOfNaN](https://typeofnan.dev/static/5d1eaa07af4206dedcde8d7624f0f7cf/c946b/cover.png)