fix(web-backend): Fix direct run paths

Author: j3soon

README.md

@@ -89,6 +89,8 @@ Note: The tests and code coverage are only for the core module. The web frontend
 cd core/nurse_scheduling
 # development mode
 fastapi dev serve.py
+
+cd ..
 # run curl (needs to be run after the server is running)
 ./tests/test_serve_curl.sh
 # run serve tests (don't need to be run after the server is running)

core/tests/test_schedule.py

@@ -21,6 +21,9 @@
 import io
 import logging
 import os
+import sys
+# Add the project root to the Python path so imports will work when running directly
+sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
 import nurse_scheduling
 import pandas

core/tests/test_serve.py

@@ -20,6 +20,10 @@
 # Pytest tests for nurse scheduling FastAPI server.
 # Based on the FastAPI Testing guide: https://fastapi.tiangolo.com/tutorial/testing/
 
+import os
+import sys
+# Add the project root to the Python path so imports will work when running directly
+sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 import pytest
 from pathlib import Path
 from fastapi.testclient import TestClient
@@ -216,7 +220,7 @@ def test_empty_yaml_content(self):
         )
 
         # Should return an error for empty content
-        assert response.status_code == 500
+        assert response.status_code == 400
 
     def test_invalid_yaml_syntax(self):
         """Test with invalid YAML syntax."""