Fix ruff errors and warnings in hello_world service

1 files changed, 47 insertions, 0 deletions

diff --git a/servers/hello_world/tests/test_prompts.py b/servers/hello_world/tests/test_prompts.py
new file mode 100644
index 0000000..9709718
--- /dev/null
+++ b/servers/hello_world/tests/test_prompts.py
@@ -0,0 +1,47 @@
+import pytest
+import asyncio
+from unittest.mock import AsyncMock, MagicMock, patch
+import mcp.types as types
+from mcp_server_hello_world.server import HelloWorldServer, create_server, GREETING_PROMPT_TEMPLATE
+
+class TestPrompts:
+    """Test the prompt functionality."""
+    
+    @pytest.mark.asyncio
+    async def test_list_prompts(self):
+        """Test the list_prompts method."""
+        # Create a server
+        mcp = create_server()
+        
+        # Get the list of prompts
+        prompts = await mcp.list_prompts()
+        
+        # Verify the result
+        assert len(prompts) == 1
+        assert prompts[0].name == "greeting"
+        assert "simple greeting prompt" in prompts[0].description.lower()
+    
+    @pytest.mark.asyncio
+    async def test_get_prompt(self):
+        """Test the get_prompt method."""
+        # Create a server
+        mcp = create_server()
+        
+        # Get the prompt
+        prompt = await mcp.get_prompt("greeting", {"name": "Test User"})
+        
+        # Verify the result
+        expected_prompt = GREETING_PROMPT_TEMPLATE.format(name="Test User")
+        assert len(prompt.messages) > 0
+        assert prompt.messages[0].role == "user"
+        assert prompt.messages[0].content.type == "text"
+        assert expected_prompt.strip() in prompt.messages[0].content.text
+        
+        # Test with unknown prompt
+        with pytest.raises(ValueError):
+            await mcp.get_prompt("unknown", {"name": "Test User"})
+        
+        # Test with missing name argument
+        with pytest.raises(ValueError) as excinfo:
+            await mcp.get_prompt("greeting", {})
+        assert "Missing required arguments" in str(excinfo.value)