rustybt Bug Fixes

This document tracks bugs identified and fixed during the validation process.

Overview

During Epic 6 validation, 0 BUG-classified issues were identified.

All discrepancies between rustybt and Backtrader have been classified as DESIGN differences (documented in design-differences.md).

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Fixed Bugs

No bugs identified during validation.

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Regression Tests

Since no bugs were identified, there are no bug-specific regression tests.

The comprehensive test suite in tests/validation/ provides ongoing regression protection for:

1. Strategy Implementations:
2. test_sma_crossover_strategy.py (31 tests)
3. test_mean_reversion_strategy.py (44 tests)
4. test_momentum_strategy.py (20 tests)

5. test_multi_factor_strategy.py (25 tests)

6. Full Validation:

7. test_full_validation.py (46 tests)

8. Base Strategy Classes:

9. test_base_strategy.py
10. test_base_validated.py

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Bug Investigation Process

The following process was used for each potential discrepancy:

1. Identify: Log comparison reveals difference
2. Investigate: Examine root cause
3. Classify: Determine BUG vs DESIGN
4. Document: Record finding appropriately
5. Verify: Ensure classification is correct

All findings completed this process successfully.

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Change Log

Date	Change
2025-11-29	Initial bug tracking document (no bugs found)