f6938b37f3
tools/terminal_tool.py: drop 30 pure re-export names (lifecycle/config/backends/
sudo/guards/result/interrupt/utils/_DockerEnvironment/is_managed_tool_gateway_ready)
and the noqa-F401 comments on the 25 names the facade itself uses. Sibling modules
(terminal_tool_backends/_result/_sudo/_lifecycle, environments/base, process_registry)
that read removed names through the facade now import from the defining module.
tools/environments/base.py: drop 11 re-exports (base_output/base_session_env/
path_utils) and the BaseEnvironment.stop() compat alias (no in-tree caller; the
lifecycle hasattr(env, 'stop') fallback stays for third-party envs).
tools/environments/docker.py: drop 1 re-export + the re-export comment.
Callers/tests repointed to tools.terminal_tool_{lifecycle,backends,sudo,config,
guards,result}, tools.interrupt, tools.environments.{base_output,base_session_env,
path_utils}.
111 lines
3.4 KiB
Python
111 lines
3.4 KiB
Python
"""Regression tests for HERMES_HOME override propagation onto the MCP loop.
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Tasks scheduled via run_coroutine_threadsafe are created inside the MCP
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event-loop thread, so they copy THAT thread's context — not the scheduling
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thread's. A per-request profile scope (dashboard ?profile= endpoints, e.g.
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the MCP "Test server" probe) would silently vanish for anything resolving
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get_hermes_home() inside the coroutine, most visibly OAuth token-store
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paths. _run_on_mcp_loop now wraps scheduled coroutines with the caller's
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override (mcp_tool_loop._wrap_with_home_override).
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"""
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import os
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import pytest
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@pytest.fixture
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def mcp_loop():
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from tools import mcp_tool_loop as _mcp_loop
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_mcp_loop._ensure_mcp_loop()
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yield _mcp_loop
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_mcp_loop._stop_mcp_loop()
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def test_override_propagates_to_mcp_loop(tmp_path, monkeypatch, mcp_loop):
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from hermes_constants import (
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get_hermes_home,
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reset_hermes_home_override,
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set_hermes_home_override,
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)
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process_home = tmp_path / "proc-home"
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profile_home = tmp_path / "profile-home"
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process_home.mkdir()
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profile_home.mkdir()
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monkeypatch.setenv("HERMES_HOME", str(process_home))
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async def read_home():
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return str(get_hermes_home())
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# Unscoped: the loop task sees the process home.
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assert mcp_loop._run_on_mcp_loop(read_home(), timeout=10) == str(process_home)
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# Scoped: the caller's override must reach the loop task.
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token = set_hermes_home_override(str(profile_home))
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try:
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assert mcp_loop._run_on_mcp_loop(read_home(), timeout=10) == str(profile_home)
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# Factory form must be wrapped too.
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assert mcp_loop._run_on_mcp_loop(lambda: read_home(), timeout=10) == str(
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profile_home
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)
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finally:
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reset_hermes_home_override(token)
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# The loop thread's default context is untouched afterwards.
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assert mcp_loop._run_on_mcp_loop(read_home(), timeout=10) == str(process_home)
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def test_concurrent_scopes_do_not_interfere(tmp_path, monkeypatch, mcp_loop):
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"""Two threads carrying DIFFERENT overrides scheduling onto the same
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loop must each see their own home — the wrapper is task-local."""
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import threading
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from hermes_constants import (
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get_hermes_home,
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reset_hermes_home_override,
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set_hermes_home_override,
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)
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process_home = tmp_path / "proc-home"
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home_a = tmp_path / "profile-a"
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home_b = tmp_path / "profile-b"
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for h in (process_home, home_a, home_b):
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h.mkdir()
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monkeypatch.setenv("HERMES_HOME", str(process_home))
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async def read_home():
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return str(get_hermes_home())
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results: dict = {}
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def scoped_call(key, home):
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token = set_hermes_home_override(str(home))
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try:
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results[key] = mcp_loop._run_on_mcp_loop(read_home(), timeout=10)
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finally:
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reset_hermes_home_override(token)
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threads = [
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threading.Thread(target=scoped_call, args=("a", home_a)),
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threading.Thread(target=scoped_call, args=("b", home_b)),
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]
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for t in threads:
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t.start()
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for t in threads:
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t.join(timeout=15)
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assert results == {"a": str(home_a), "b": str(home_b)}
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def test_wrap_is_noop_without_override(mcp_loop):
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"""No active override → the coroutine passes through unwrapped."""
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async def trivial():
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return 42
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coro = trivial()
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wrapped = mcp_loop._wrap_with_home_override(coro)
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assert wrapped is coro
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coro.close()
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