fix(pc):

tests/test_client.py

@@ -1,10 +1,14 @@
-import pytest
 import asyncio
 from unittest.mock import AsyncMock, patch
+
+import pytest
+
 from agentic_security.mcp import ClientSession
+
 from ..agentic_security.mcp.client import run
 
-# Fixtures 
+
+# Fixtures
 @pytest.fixture(scope="session")
 def event_loop():
     """Create an instance of the default event loop for each test case."""
@@ -12,46 +16,49 @@ def event_loop():
     yield loop
     loop.close()
 
+
 @pytest.fixture
 async def mock_session():
-    with patch('mcp.client.stdio.stdio_client') as mock_client:
-       
+    with patch("mcp.client.stdio.stdio_client") as mock_client:
         mock_read = AsyncMock()
         mock_write = AsyncMock()
-        
-        # Configures mock client such that mock responses are returned 
+
+        # Configures mock client such that mock responses are returned
         mock_client.return_value.__aenter__.return_value = (mock_read, mock_write)
-        
+
         # Creates a mock session
         mock_session = AsyncMock(spec=ClientSession)
-        
+
         # Expected responses
         mock_session.initialize = AsyncMock()
         mock_session.list_prompts = AsyncMock(return_value=["test_prompt"])
         mock_session.list_resources = AsyncMock(return_value=["test_resource"])
         mock_session.list_tools = AsyncMock(return_value=["echo_tool"])
         mock_session.call_tool = AsyncMock(return_value="Hello from client!")
-        
-        with patch('mcp.ClientSession', return_value=mock_session):
+
+        with patch("mcp.ClientSession", return_value=mock_session):
             yield mock_session
 
-# Tests 
+
+# Tests
+
 
 @pytest.mark.asyncio
 async def test_initialization(mock_session):
     """Test initialization success and failure cases"""
-    # Test initialization success case  
+    # Test initialization success case
     await run()
     mock_session.initialize.assert_called_once()
-    
-    # Resetting the mock to test for failure case 
+
+    # Resetting the mock to test for failure case
     mock_session.initialize.reset_mock()
     mock_session.initialize.side_effect = ConnectionError("Failed to connect")
-    
+
     # Test connection error
     with pytest.raises(ConnectionError):
         await run()
 
+
 @pytest.mark.asyncio
 async def test_list_resources(mock_session):
     """Test listing available resources"""
@@ -59,6 +66,7 @@ async def test_list_resources(mock_session):
     mock_session.list_resources.assert_called_once()
     assert await mock_session.list_resources() == ["test_resource"]
 
+
 @pytest.mark.asyncio
 async def test_list_tools(mock_session):
     """Test listing available tools"""
@@ -66,11 +74,11 @@ async def test_list_tools(mock_session):
     mock_session.list_tools.assert_called_once()
     assert await mock_session.list_tools() == ["echo_tool"]
 
+
 @pytest.mark.asyncio
 async def test_echo_tool(mock_session):
     """Test the echo tool functionality"""
     await run()
     mock_session.call_tool.assert_called_once_with(
-        "echo_tool", 
-        arguments={"message": "Hello from client!"}
-    )
+        "echo_tool", arguments={"message": "Hello from client!"}
+    )