Add mathematical correctness test suite#596

Open

FBumann wants to merge 19 commits intomainfrom

feature/test-math

Commits on Feb 2, 2026

Add new tests
FBumann
committed
test_invest_optional_not_built: Changed the cheap boiler from eta=1.0 to eta=0.5. Now the expected cost is 40 (fuel=20/0.5). If investment logic were broken and allowed free
FBumann
committed
5 new tests:
FBumann
committed
Split into multiple files
FBumann
committed
┌──────────────────────────┬──────────────┬──────────────────────────────────────────────────────────────────────────────────────────────────────┐
FBumann
committed
⏺ All 44 tests pass. Every gap is now covered. Here's the final tally:
FBumann
committed

Commits on Feb 3, 2026

Commits on Feb 4, 2026

Commits on Feb 5, 2026