import pytest

tests/conftest.py

@@ -0,0 +1,45 @@
+"""
+Pytest configuration and shared fixtures.
+"""
+
+import os
+import shutil
+from pathlib import Path
+
+import pytest
+
+
+@pytest.fixture(scope="session")
+def project_root():
+    """Return the project root directory."""
+    return Path(__file__).parent.parent
+
+
+@pytest.fixture(scope="session")
+def test_data_dir(project_root):
+    """Return the test data directory."""
+    return project_root / "test_case"
+
+
+@pytest.fixture(scope="session")
+def expected_results_dir(project_root):
+    """Return the expected results directory."""
+    return project_root / "test_res"
+
+
+@pytest.fixture
+def temp_test_dir(tmp_path):
+    """Create a temporary directory for test output."""
+    test_dir = tmp_path / "test_output"
+    test_dir.mkdir(exist_ok=True)
+    yield test_dir
+    # Cleanup after test (optional)
+    # shutil.rmtree(test_dir, ignore_errors=True)
+
+
+@pytest.fixture(autouse=True)
+def reset_test_state():
+    """Reset any global state before each test."""
+    # Add any necessary cleanup here
+    yield
+    # Post-test cleanup