Towards Efficient Record and Replay: A Case Study in WeChat

Understand

WeChat, a widely-used messenger app boasting over 1 billion monthly active users, requires effective app quality assurance for its complex features.

• Record-and-replay tools are crucial in achieving this goal.
• Despite the extensive development of these tools, the impact of waiting time between replay events has been largely overlooked.
• On one hand, a long waiting time for executing replay events on fully-rendered GUIs slows down the process.