Local changes: Updated model training, removed debug instrumentation, and configuration improvements

tests/unit/backend/api/test_exchanges.py

@@ -0,0 +1,81 @@
+"""Tests for exchanges API endpoints."""
+
+import pytest
+from unittest.mock import Mock, patch
+from fastapi.testclient import TestClient
+
+from backend.main import app
+from src.core.database import Exchange
+
+
+@pytest.fixture
+def client():
+    """Test client fixture."""
+    return TestClient(app)
+
+
+@pytest.fixture
+def mock_exchange():
+    """Mock exchange object."""
+    exchange = Mock(spec=Exchange)
+    exchange.id = 1
+    exchange.name = "coinbase"
+    exchange.is_enabled = True
+    exchange.api_permissions = "read_only"
+    return exchange
+
+
+class TestListExchanges:
+    """Tests for GET /api/exchanges."""
+    
+    @patch('backend.api.exchanges.get_db')
+    def test_list_exchanges_success(self, mock_get_db, client):
+        """Test listing exchanges."""
+        mock_db = Mock()
+        mock_session = Mock()
+        mock_db.get_session.return_value = mock_session
+        mock_get_db.return_value = mock_db
+        
+        mock_session.query.return_value.all.return_value = []
+        
+        response = client.get("/api/exchanges")
+        
+        assert response.status_code == 200
+        data = response.json()
+        assert isinstance(data, list)
+
+
+class TestGetExchange:
+    """Tests for GET /api/exchanges/{exchange_id}."""
+    
+    @patch('backend.api.exchanges.get_db')
+    def test_get_exchange_success(self, mock_get_db, client, mock_exchange):
+        """Test getting exchange by ID."""
+        mock_db = Mock()
+        mock_session = Mock()
+        mock_db.get_session.return_value = mock_session
+        mock_get_db.return_value = mock_db
+        
+        mock_session.query.return_value.filter_by.return_value.first.return_value = mock_exchange
+        
+        response = client.get("/api/exchanges/1")
+        
+        assert response.status_code == 200
+        data = response.json()
+        assert data["id"] == 1
+    
+    @patch('backend.api.exchanges.get_db')
+    def test_get_exchange_not_found(self, mock_get_db, client):
+        """Test getting non-existent exchange."""
+        mock_db = Mock()
+        mock_session = Mock()
+        mock_db.get_session.return_value = mock_session
+        mock_get_db.return_value = mock_db
+        
+        mock_session.query.return_value.filter_by.return_value.first.return_value = None
+        
+        response = client.get("/api/exchanges/999")
+        
+        assert response.status_code == 404
+        assert "Exchange not found" in response.json()["detail"]
+