In this brief report, I'll tell you about the features and subtleties in testing News Feed in social network Odnokslassniki as in highly loaded system. What are the difficulties faced by testers and what helps to overcome these difficulties. How to launch new features on production and what is the role of the tester.
Key issues to be considered during the report:
1. The amount of data processed
2. The complexity of the data and algorithms for data display
3. Many intersections with other portal projects