Add unit tests for scenarios, parameters, reporting, and simulation features

tests/unit/test_parameter.py

@@ -0,0 +1,46 @@
+from models.scenario import Scenario
+from main import app
+from config.database import Base, engine
+from fastapi.testclient import TestClient
+import pytest
+import os
+import sys
+sys.path.append(os.path.dirname(os.path.dirname(os.path.dirname(__file__))))
+
+# Setup and teardown
+
+
+def setup_module(module):
+    Base.metadata.create_all(bind=engine)
+
+
+def teardown_module(module):
+    Base.metadata.drop_all(bind=engine)
+
+
+client = TestClient(app)
+
+# Helper to create a scenario
+
+
+def create_test_scenario():
+    resp = client.post("/api/scenarios/",
+                       json={"name": "ParamTest", "description": "Desc"})
+    assert resp.status_code == 200
+    return resp.json()["id"]
+
+
+def test_create_and_list_parameter():
+    # Ensure scenario exists
+    scen_id = create_test_scenario()
+    # Create a parameter
+    resp = client.post(
+        "/api/parameters/", json={"scenario_id": scen_id, "name": "param1", "value": 3.14})
+    assert resp.status_code == 200
+    data = resp.json()
+    assert data["name"] == "param1"
+    # List parameters
+    resp2 = client.get("/api/parameters/")
+    assert resp2.status_code == 200
+    data2 = resp2.json()
+    assert any(p["name"] == "param1" for p in data2)