test: add comprehensive tests across modules to increase coverage above 60%

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>

tests/test_api_openai.py

@@ -0,0 +1,21 @@
+"""Tests for app/api/openai.py module."""
+import pytest
+
+
+@pytest.mark.integration
+class TestOpenAIEndpoints:
+    """Tests for OpenAI API endpoints."""
+
+    def test_test_openai_connection(self, client):
+        """Test the OpenAI connection test endpoint."""
+        response = client.get("/api/openai/test")
+        assert response.status_code == 200
+        data = response.json()
+        assert "status" in data
+
+    def test_openai_test_returns_status(self, client):
+        """Test that OpenAI test returns appropriate status."""
+        response = client.get("/api/openai/test")
+        data = response.json()
+        # Should be success or error depending on API key validity
+        assert data["status"] in ("success", "error")