"State is the enemy".
Every new state is an additional condition to check. A mutated variable implies an additional state to test.
One boolean means two states to test. Four booleans that interact is 2^4 (16) states to test.
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Every new state is an additional condition to check. A mutated variable implies an additional state to test.
One boolean means two states to test. Four booleans that interact is 2^4 (16) states to test.