Testing Optional Chaining (Basic): PASS
Testing Optional Chaining (Null): PASS
Testing Nullish Coalescing (Null): PASS
Testing Nullish Coalescing (Zero): PASS
Testing Logical OR Assignment: PASS
Testing Nullish Coalescing Assignment: PASS
Testing Exponentiation (2**3): PASS
Testing BigInt Addition: PASS
Testing BigInt Exponentiation: PASS

PHASE 2 TESTS COMPLETED