Here's How to Test iOS Apps Across Different States and Lifecycle Stages 10 Different Ways | HackerNoon
Briefly

The article discusses the app lifecycle for iPhone and iPad, comparing it to daily life phases. It outlines key states: the active state when apps are in use, the background state where apps can run tasks like data downloading, and the suspended state where apps conserve resources. It emphasizes the importance of recognizing these states to catch bugs and ensure smooth operation, even when the app isn't in the forefront. The article highlights user interactions during transitions, particularly the inactive state where notifications might interrupt usage but the app remains ready for quick return.
Active state is a period when the app is being actively used, enabling features like screen navigation and real-time updates.
In the background state, apps perform specific tasks such as downloading data or syncing in the background, even if not visible to users.
Suspended state indicates that an app is not active nor performing tasks; it conserves resources until the system or user terminates it.
The inactive state often occurs during interruptions like notifications, affecting user interaction but maintaining the app’s place in the navigation.
Read at Hackernoon
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