Test Driven Development

Test Driven Development

1. Verification

   • Dynamic Verification
     • Unit Testing
       • Make it Fail
       • Make it Work
       • Make it Better
         • Code Smells
           • Bloaters
             • Long Method
             • Large Class
             • Data Clumps
           • Object Orientation Abusers
             • Switch Statements
             • Refused Bequest
           • Change Preventers
             • Divergent Change
             • Shotgun Surgery
           • Dispensables
             • Lazy Class
             • Duplicated Code
             • Data Class
           • Couplers
             • Feature Envy
             • Inappropriate Intimacy
             • Middle Man
           • Treatment
   • Static Verification
   • Developers' Discipline, Changing with Confidence

2. Refactoring

   • improve design, unchanged functionality
     • Improved Readability
     • Reduce Complexity
     • Remove Reduncancy
   • Rename
   • Collapse Hierarchy
   • Consolate Conditional
   • Decompose Conditional
   • Extract Method
   • Extract Class
   • Inline Method
   • Inline Class