Files
Gitea-Tools/tests/test_mcp_stale_runtime.py
T

133 lines
5.4 KiB
Python

import os
import unittest
from unittest.mock import patch, MagicMock
from datetime import datetime
import gitea_mcp_server
class TestMcpStaleRuntime(unittest.TestCase):
@patch("subprocess.run")
@patch("os.path.getmtime")
@patch("os.path.exists")
@patch("os.getpid")
@patch.dict("os.environ", {"GITEA_FORCE_MCP_RUNTIME_CHECK": "1"})
def test_stale_and_missing_runtimes(self, mock_getpid, mock_exists, mock_getmtime, mock_run):
# Setup mocks
mock_getpid.return_value = 12345
mock_exists.return_value = True
# Code modification time: Jul 8 2026, 14:00:00
code_time = datetime(2026, 7, 8, 14, 0, 0)
mock_getmtime.return_value = code_time.timestamp()
# Mock ps -ax output
# PID 12345 is self (started at 13:00:00 - stale)
# PID 54321 is prgs-author (started at 15:00:00 - fresh)
# prgs-reviewer is missing
ps_output = (
" PID LSTART COMMAND\n"
"12345 Wed Jul 8 13:00:00 2026 /path/to/python mcp_server.py\n"
"54321 Wed Jul 8 15:00:00 2026 /path/to/python mcp_server.py\n"
)
mock_run_ps = MagicMock()
mock_run_ps.stdout = ps_output
# Mock env output for ps eww
mock_run_env12345 = MagicMock()
mock_run_env12345.stdout = "GITEA_MCP_PROFILE=prgs-reconciler"
mock_run_env54321 = MagicMock()
mock_run_env54321.stdout = "GITEA_MCP_PROFILE=prgs-author"
def side_effect(args, **kwargs):
if args[0] == "ps" and "eww" in args:
pid = args[2]
if pid == "12345":
return mock_run_env12345
elif pid == "54321":
return mock_run_env54321
elif args[0] == "ps":
return mock_run_ps
raise ValueError(f"Unexpected subprocess run args: {args}")
mock_run.side_effect = side_effect
# Test 1: required reviewer role matching prgs-reviewer (which is missing)
reasons = gitea_mcp_server._check_mcp_runtimes_diagnostics("review_pr", ["prgs-reviewer"])
self.assertTrue(any("stale-runtime: The active Gitea MCP server process is stale" in r for r in reasons))
self.assertTrue(any("stale-runtime: None of the matching profiles for task" in r for r in reasons))
# Test 2: required author role matching prgs-author (which is fresh)
reasons_author = gitea_mcp_server._check_mcp_runtimes_diagnostics("create_issue", ["prgs-author"])
# Still contains self stale error
self.assertTrue(any("stale-runtime: The active Gitea MCP server process is stale" in r for r in reasons_author))
# But does NOT contain missing author profile error
self.assertFalse(any("None of the matching profiles for task" in r for r in reasons_author))
@patch("subprocess.run")
@patch("os.path.getmtime")
@patch("os.path.exists")
@patch("os.getpid")
@patch.dict("os.environ", {"GITEA_FORCE_MCP_RUNTIME_CHECK": "1"})
def test_git_head_change_triggers_staleness(self, mock_getpid, mock_exists, mock_getmtime, mock_run):
# Set boot SHA to FAKE1 and current to FAKE2
gitea_mcp_server._process_boot_head_sha = "FAKE1"
mock_getpid.return_value = 12345
mock_exists.return_value = True
# Code time is in the past (fresh process chronologically)
code_time = datetime(2026, 7, 8, 11, 0, 0)
mock_getmtime.return_value = code_time.timestamp()
ps_output = (
" PID LSTART COMMAND\n"
"12345 Wed Jul 8 12:00:00 2026 /path/to/python mcp_server.py\n"
)
mock_run_ps = MagicMock()
mock_run_ps.stdout = ps_output
mock_run_env = MagicMock()
mock_run_env.stdout = "GITEA_MCP_PROFILE=prgs-author"
mock_run_git = MagicMock()
mock_run_git.stdout = "FAKE2" # different SHA
def side_effect(args, **kwargs):
if args[0] == "ps" and "eww" in args:
return mock_run_env
elif args[0] == "ps":
return mock_run_ps
elif args[0] == "git" and "rev-parse" in args:
return mock_run_git
raise ValueError(f"Unexpected: {args}")
mock_run.side_effect = side_effect
# Stale even though process started AFTER code mtime, because git HEAD changed
reasons = gitea_mcp_server._check_mcp_runtimes_diagnostics("create_issue", ["prgs-author"])
self.assertTrue(any("stale-runtime: The active Gitea MCP server process is stale" in r for r in reasons))
@patch("threading.Thread")
@patch("os.utime")
@patch("os.path.exists")
@patch.dict("os.environ", {"MCP_CONFIG_PATH": "/tmp/mcp_config.json"})
def test_auto_restart_trigger_touches_and_spawns(self, mock_exists, mock_utime, mock_thread):
mock_exists.return_value = True
gitea_mcp_server._restart_triggered = False
# Ensure we are not skipped in test mode for testing purposes
with patch("gitea_mcp_server._preflight_in_test_mode", return_value=False):
gitea_mcp_server._trigger_mcp_auto_restart()
mock_utime.assert_called_once_with("/tmp/mcp_config.json", None)
mock_thread.assert_called_once()
self.assertTrue(gitea_mcp_server._restart_triggered)
if __name__ == "__main__":
unittest.main()