Interface testing

- [Instructor] Modern software systems…are extremely complex and interrelated.…These large systems require…many different teams of developers…who may even work for different companies…to tie their code together using standardized interfaces.…Testing these interfaces for correct functionality…is a critical part of any application development effort.…Think for a moment about an airline's booking system.…What are some of the business functions…that application developers must handle…when developing this system?…Certainly, they need to be able to book…passengers on flights.…

They also need to be able to schedule airplanes,…manage aircraft maintenance, assign crew to each flight,…track and deliver baggage,…send information to air traffic controllers,…share data with the federal government…for security and aviation safety purposes,…and many other functions.…If I asked you to sit down…and write this system from scratch,…you'd likely find it an impossible task.…It's simply too complicated.…Developers face these challenges every day…