testing.md

Testing

Testing a Real World Object

1. Who will use it? And why?
2. What are the use cases?
3. What are the bounds of use?
4. What are the stress / failure conditions?
5. How would you perform the testing?

Testing a Piece of Software

1. Type of testing
   • Black Box
   • White Box
2. Who will use it? And why?
3. What are the use cases?
4. What are the bounds of use?
5. What are the stress / failure conditions?
   • How does failure look like?
6. What are the test cases? How would you perform the testing?
   • What exact situations?
   • Which steps can be automated?
   • Which require human intervention?

Generalized

1. Type of test?
2. User of tested object?
3. Bounds of usage?
4. Failure conditions?
5. How/what to test?

Testing a Function

1. Types of test cases
   • Normal case
     • even/odd length
   • Extremes
     • empty array
   • Nulls & illegal input
     • negative input
   • Strange input
     • already sorted
2. Expected result
   • Right output
   • Returns a copy
3. Implement