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https://github.com/trycua/computer.git
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139 lines
3.9 KiB
Python
139 lines
3.9 KiB
Python
"""
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Test script to verify MCP Server local desktop option works correctly.
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This test verifies:
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1. Default behavior: Computer uses VM
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2. New behavior: Computer uses host when CUA_USE_HOST_COMPUTER_SERVER=true
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"""
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import asyncio
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import os
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import sys
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from pathlib import Path
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# Add the mcp-server module to path
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mcp_server_path = Path(__file__).parent.parent / "libs" / "python" / "mcp-server"
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sys.path.insert(0, str(mcp_server_path.parent.parent.parent / "libs" / "python"))
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import pytest
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@pytest.mark.asyncio
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async def test_default_vm_mode():
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"""Test that the default mode uses VM (not host computer server)."""
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# Ensure environment variable is not set or is false
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os.environ.pop("CUA_USE_HOST_COMPUTER_SERVER", None)
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from mcp_server.session_manager import ComputerPool
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pool = ComputerPool(max_size=1)
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try:
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computer = await pool.acquire()
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# Verify the computer was initialized
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assert computer is not None
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# Check that use_host_computer_server was set to False (default)
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# This should start a VM
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print("✓ Default mode: Computer initialized (VM mode expected)")
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await pool.release(computer)
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finally:
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await pool.shutdown()
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@pytest.mark.asyncio
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async def test_local_desktop_mode():
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"""Test that setting CUA_USE_HOST_COMPUTER_SERVER=true uses host."""
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# Set environment variable to true
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os.environ["CUA_USE_HOST_COMPUTER_SERVER"] = "true"
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# Need to reload module to pick up new env var
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import importlib
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import mcp_server.session_manager
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from mcp_server.session_manager import ComputerPool
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importlib.reload(mcp_server.session_manager)
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pool = mcp_server.session_manager.ComputerPool(max_size=1)
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try:
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computer = await pool.acquire()
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# Verify the computer was initialized
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assert computer is not None
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# Check that use_host_computer_server was set to True
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print("✓ Local mode: Computer initialized (host mode expected)")
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await pool.release(computer)
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finally:
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await pool.shutdown()
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# Clean up env var
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os.environ.pop("CUA_USE_HOST_COMPUTER_SERVER", None)
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@pytest.mark.asyncio
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async def test_env_var_parsing():
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"""Test that various values of CUA_USE_HOST_COMPUTER_SERVER are parsed correctly."""
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test_cases = [
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("true", True),
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("True", True),
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("TRUE", True),
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("1", True),
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("yes", True),
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("false", False),
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("False", False),
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("FALSE", False),
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("0", False),
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("no", False),
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("", False),
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("random", False),
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]
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for value, expected in test_cases:
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os.environ["CUA_USE_HOST_COMPUTER_SERVER"] = value
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# Check parsing logic
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use_host = os.getenv("CUA_USE_HOST_COMPUTER_SERVER", "false").lower() in (
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"true",
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"1",
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"yes",
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)
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assert (
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use_host == expected
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), f"Failed for value '{value}': expected {expected}, got {use_host}"
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print(f"✓ Env var '{value}' correctly parsed as {expected}")
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os.environ.pop("CUA_USE_HOST_COMPUTER_SERVER", None)
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if __name__ == "__main__":
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print("Testing MCP Server Local Desktop Option")
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print("=" * 60)
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print("\n1. Testing environment variable parsing...")
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asyncio.run(test_env_var_parsing())
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print("\n2. Testing default VM mode...")
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try:
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asyncio.run(test_default_vm_mode())
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except Exception as e:
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print(f"✗ Default VM mode test failed: {e}")
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print("Note: This may require lume/VM setup to fully test")
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print("\n3. Testing local desktop mode...")
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try:
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asyncio.run(test_local_desktop_mode())
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except Exception as e:
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print(f"✗ Local desktop mode test failed: {e}")
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print("Note: This may require computer-server to be running locally")
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print("\n" + "=" * 60)
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print("Tests completed!")
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