HOW TO MOCK

• Familiarity with Mock
  • To only test the functionality of a unit block and predict the behavior outside that block
• Stubbing
• Action
• Verification
• Assertion
• When to use verify and when to use Assertion
• When to use any() and when to avoid
• By reference vs By Value
• How data class is helpful
• When to use captor
  • captor old, captor kotlin, argThat
• Java to Kotlin interoperability
  • Use Kotlin object in Kotlin
  • Use Java object in Kotlin
• Mock vs Spy