backend/tests/__init__.py

"""
Test suite for Process Aware AI - Data Service

This module contains comprehensive tests for verifying:
1. Data loading and column mappings
2. Calculation formulas match Excel logic
3. All 970 sale orders produce correct metrics
4. All 496 articles have valid predictions
5. Edge cases are handled correctly
"""

__version__ = "1.0.0"
__author__ = "Process Aware AI Team"