Syntactic Decprition
Tests with two general goals
- violate the syntax (invalid tests)
Recognizer
String in the grammar?
Generator
given grammar, derive strings
More than one operator at the same time?
Usually not - can intefere witheach other.
MOC
Mutation operation coverage
Contain mutated string covering mutation operator
MPC
Mutation production coverage
Contains every production covering mutation operator
Number of test requirements depend on
Syntax and mutant operators