Clean Swift Monthly Roundup - January 2018

These are the topics covered in this issue:

• How to make your unit tests run fast
  
• Using property observer didSet to update complex subviews
  
• Making the Core Data store a singleton class
  
• Testing a class with a dependency on a singleton
  
• Interesting discussion - Are unit tests run in series or in parallel when you hit ⌘U in Xcode?
  
• More about the setUp() and tearDown() methods
  
• Unit testing terminology
  
• Testing code that calls Apple’s frameworks
  
• Breaking down a use case into multiple use cases will likely make things simpler and more reusable
  
• Authentication and token persistence in Clean Swift
  
• Acceptance testing
  
• What if your scene can be reached from multiple scenes and can go to multiple scenes? How should you structure your data stores?
  
• How to handle a complex navigation hierarchy
  
• How do you handle new incoming data and update the UI accordingly
  
• How do you reuse a subview in multiple scenes