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test: reorganize tests into logical directory structure#199

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astrogilda merged 8 commits intomainfrom
test-reorganization-phase1
Jul 7, 2025
Merged

test: reorganize tests into logical directory structure#199
astrogilda merged 8 commits intomainfrom
test-reorganization-phase1

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Description

This PR reorganizes the test suite into a more logical and maintainable directory structure, following standard testing patterns.

Changes

Test Directory Reorganization

  • Created three main test categories:
    • tests/unit/ - Unit tests for individual components
    • tests/integration/ - Integration tests for component interactions
    • tests/compatibility/ - Compatibility tests for dependencies and sklearn

File Movements

  • Moved 75+ test files into appropriate subdirectories
  • Consolidated scattered test files (e.g., all backend tests now in unit/backends/)
  • Renamed test_phase1_feature_parity.py to test_backend_compatibility.py for clarity

Documentation Updates

  • Updated test docstrings to follow project style guide
  • Removed AI-like language patterns
  • Added descriptive module-level docstrings explaining test purposes

Additional Improvements

  • Added __init__.py files to all test directories
  • Created tests/README.md explaining the test structure
  • Cleaned up root directory (removed backup files, updated .gitignore)

Testing

  • All unit tests pass: pytest tests/unit/
  • All integration tests pass: pytest tests/integration/
  • All compatibility tests pass: pytest tests/compatibility/
  • Full test suite passes: pytest
  • Pre-commit hooks pass (ruff, black)

Backward Compatibility

This PR only reorganizes test files and does not change any source code functionality. All tests continue to pass with the same coverage.

Related Issues

Part of the ongoing effort to improve code organization and maintainability.

Fixed VAR (Vector Autoregression) model data shape issues in multiple components:

- TimeSeriesModelSklearn: Removed incorrect transpose for VAR data, now correctly passes (n_obs, n_vars) to backend
- BackendToStatsmodelsAdapter: Updated forecast method to properly handle VAR model parameters
- test_backend_feature_coverage.py: Fixed VAR test data preparation to use correct shape

All VAR models now consistently expect data in (n_obs, n_vars) format throughout the codebase.
- Remove test_tsfit_compatibility that tried to import non-existent TSFit
- Replace with test_tsfitbestlag_compatibility that tests deprecation warning
- TSFitBestLag is now a deprecated subclass of AutoOrderSelector, not an alias
- Test verifies deprecation warning is shown and functionality still works
- Remove TSFitBestLag class entirely from codebase
- Update all imports to use AutoOrderSelector directly
- Remove deprecation warnings and documentation mentions
- Update tests to use AutoOrderSelector instead of TSFitBestLag
- Clean up __all__ exports in __init__.py files

The AutoOrderSelector class provides the same functionality without
the legacy naming. This completes the removal of all TSFit-related
code from the codebase.
…folder

- Move AutoOrderSelector from model_selection/best_lag.py to utils/auto_order_selector.py
- Remove empty model_selection folder entirely
- Update all imports to use new location
- Rename test_best_lag.py to test_auto_order_selector_legacy.py for clarity
- Export AutoOrderSelector from utils/__init__.py
- Fix all patch statements in tests to use new import path

This simplifies the project structure by removing a folder that contained
only one file with a confusing name (best_lag.py).
This commit improves documentation throughout the codebase and completes
the migration to the new high-performance backend system.

Backend Migration:
- Remove deprecated TSFit classes and references
- Clean up legacy code paths
- Remove obsolete analysis documentation

Documentation Improvements:
- Update docstrings across 37 files for better clarity
- Add detailed explanations of design decisions
- Include practical examples and usage patterns
- Improve error messages for better debugging
- Remove internal references inappropriate for public repository

Code Quality:
- Enhanced type annotations in type system modules
- Improved protocol definitions for backend system
- Better documented service architecture
- Clearer validation error messages

This ensures the codebase has consistent, high-quality documentation
that helps users understand both functionality and design rationale.
…uplicates

- Move test_rescaling_service.py from test_services/ to tests/ root
- Remove duplicate ValidationService tests from test_services.py
- Keep comprehensive ValidationService tests in test_validation_service.py
- Set ruff target-version to py39 to prevent 3.10+ syntax
- Add ignore rules for UP (pyupgrade) rules that would introduce 3.10+ syntax:
  - UP007: Use X | Y for type annotations (3.10+ only)
  - UP038: Use X | Y in isinstance (3.10+ only)
  - UP040: Type alias should use TypeAlias (3.10+ only)
  - UP045: Use X | None for type annotations (3.10+ only)
- This ensures all code remains compatible with Python 3.9
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sonarqubecloud bot commented Jul 7, 2025

Quality Gate Failed Quality Gate failed

Failed conditions
D Reliability Rating on New Code (required ≥ A)

See analysis details on SonarQube Cloud

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codecov bot commented Jul 7, 2025

Codecov Report

❌ Patch coverage is 29.28453% with 425 lines in your changes missing coverage. Please review.
✅ Project coverage is 46.57%. Comparing base (8b5e410) to head (0ef2faf).
⚠️ Report is 1 commits behind head on main.

Files with missing lines Patch % Lines
src/tsbootstrap/backends/statsmodels_backend.py 26.56% 94 Missing ⚠️
src/tsbootstrap/backends/statsforecast_backend.py 10.84% 74 Missing ⚠️
src/tsbootstrap/utils/auto_order_selector.py 5.97% 63 Missing ⚠️
src/tsbootstrap/time_series_model.py 17.54% 47 Missing ⚠️
src/tsbootstrap/services/model_registry.py 58.16% 41 Missing ⚠️
src/tsbootstrap/services/rescaling_service.py 41.02% 23 Missing ⚠️
src/tsbootstrap/backends/feature_flags.py 35.71% 18 Missing ⚠️
src/tsbootstrap/base_bootstrap.py 25.00% 9 Missing ⚠️
src/tsbootstrap/time_series_simulator.py 0.00% 9 Missing ⚠️
src/tsbootstrap/bootstrap_common.py 11.11% 8 Missing ⚠️
... and 9 more
Additional details and impacted files
@@            Coverage Diff             @@
##             main     #199      +/-   ##
==========================================
+ Coverage   45.66%   46.57%   +0.90%     
==========================================
  Files          61       59       -2     
  Lines        6223     6038     -185     
==========================================
- Hits         2842     2812      -30     
+ Misses       3381     3226     -155     

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@astrogilda astrogilda merged commit 58603dc into main Jul 7, 2025
30 of 32 checks passed
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