{"id":"some-solutions-bundle-tests-inline","text":"Some solution files (e.g., `largest-number-after-digit-swaps-by-parity`, `largest-odd-number-in-string`) contain both the `Solution` class and a `unittest.TestCase` class in the same module, while others keep tests in a separate `test_solution.py`","truth_value":"IN","source":"entries/2026/06/06/largest-number-after-digit-swaps-by-parity-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":["test-colocation-dual-mode-inconsistent"],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"some-solutions-bundle-tests-inline","truth_value":"IN","reason":"premise"}]}}