Initial commit before Ralph loop

tests/conftest.py

@@ -0,0 +1,128 @@
+"""
+Pytest configuration and fixtures for the test suite.
+
+This module provides shared fixtures used across multiple test modules.
+"""
+
+import tempfile
+from datetime import date
+from pathlib import Path
+from typing import Generator
+
+import pytest
+
+
+@pytest.fixture
+def temp_dir() -> Generator[Path, None, None]:
+    """Create a temporary directory that is cleaned up after the test."""
+    with tempfile.TemporaryDirectory() as tmpdir:
+        yield Path(tmpdir)
+
+
+@pytest.fixture
+def mock_data_dir(temp_dir: Path) -> Path:
+    """
+    Create a mock data directory with empty reference files.
+
+    Creates the expected directory structure and empty placeholder files
+    so that PathConfig.validate() can pass file existence checks.
+    """
+    data_dir = temp_dir / "data"
+    data_dir.mkdir()
+
+    # Create empty reference files
+    reference_files = [
+        "drugnames.csv",
+        "directory_list.csv",
+        "treatment_function_codes.csv",
+        "drug_directory_list.csv",
+        "org_codes.csv",
+        "include.csv",
+        "defaultTrusts.csv",
+    ]
+
+    for filename in reference_files:
+        (data_dir / filename).touch()
+
+    return data_dir
+
+
+@pytest.fixture
+def mock_images_dir(temp_dir: Path) -> Path:
+    """
+    Create a mock images directory with empty font files.
+
+    Creates the expected directory structure and empty placeholder files
+    so that PathConfig.validate_fonts() can pass file existence checks.
+    """
+    images_dir = temp_dir / "images"
+    images_dir.mkdir()
+
+    # Create empty font files
+    font_files = [
+        "AvenirLTStd-Medium.ttf",
+        "AvenirLTStd-Roman.ttf",
+        "logo.ico",
+        "logo.png",
+    ]
+
+    for filename in font_files:
+        (images_dir / filename).touch()
+
+    return images_dir
+
+
+@pytest.fixture
+def mock_project_dir(temp_dir: Path, mock_data_dir: Path, mock_images_dir: Path) -> Path:
+    """
+    Create a complete mock project directory structure.
+
+    Combines data and images directories for full PathConfig validation.
+    """
+    return temp_dir
+
+
+@pytest.fixture
+def sample_date_range() -> tuple[date, date, date]:
+    """
+    Return a sample valid date range for testing AnalysisFilters.
+
+    Returns:
+        Tuple of (start_date, end_date, last_seen_date)
+    """
+    return (
+        date(2024, 1, 1),   # start_date
+        date(2024, 12, 31), # end_date
+        date(2024, 6, 1),   # last_seen_date
+    )
+
+
+@pytest.fixture
+def sample_trusts() -> list[str]:
+    """Return a sample list of NHS trust names for testing."""
+    return [
+        "MANCHESTER UNIVERSITY NHS FOUNDATION TRUST",
+        "LEEDS TEACHING HOSPITALS NHS TRUST",
+        "SHEFFIELD TEACHING HOSPITALS NHS FOUNDATION TRUST",
+    ]
+
+
+@pytest.fixture
+def sample_drugs() -> list[str]:
+    """Return a sample list of drug names for testing."""
+    return [
+        "ADALIMUMAB",
+        "ETANERCEPT",
+        "INFLIXIMAB",
+        "RITUXIMAB",
+    ]
+
+
+@pytest.fixture
+def sample_directories() -> list[str]:
+    """Return a sample list of medical directories for testing."""
+    return [
+        "RHEUMATOLOGY",
+        "DERMATOLOGY",
+        "GASTROENTEROLOGY",
+    ]