content: import pytest
  
  from mcp.server.fastmcp import FastMCP
  
  pytestmark = pytest.mark.anyio
  
  
  async def test_list_tools_returns_all_tools():
      mcp = FastMCP("TestTools")
  
      # Create 100 tools with unique names
      num_tools = 100
      for i in range(num_tools):
  
          @mcp.tool(name=f"tool_{i}")
          def dummy_tool_func():  # pragma: no cover
              f"""Tool number {i}"""
              return i
  
          globals()[f"dummy_tool_{i}"] = dummy_tool_func  # Keep reference to avoid garbage collection
  
      # Get all tools
      tools = await mcp.list_tools()
  
      # Verify we get all tools
      assert len(tools) == num_tools, f"Expected {num_tools} tools, but got {len(tools)}"
  
      # Verify each tool is unique and has the correct name
      tool_names = [tool.name for tool in tools]
      expected_names = [f"tool_{i}" for i in range(num_tools)]
      assert sorted(tool_names) == sorted(expected_names), "Tool names don't match expected names"
  