Files
hermes-agent/tests/hermes_cli/test_container_aware_cli.py
teknium1 d09dacf66a test: purge low-value tests, lane py10 (412 removed)
Change-detectors, tautologies, source-reading tests, redundant duplicates,
mock-echo tests and dead/unrunnable tests. Per-test rationale in the lane
ledger (category + reason for every removal).
2026-09-23 03:15:26 -07:00

100 lines
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Python

"""Tests for container-aware CLI routing (NixOS container mode).
When container.enable = true in the NixOS module, the activation script
writes a .container-mode metadata file. The host CLI detects this and
execs into the container instead of running locally.
"""
import os
from unittest.mock import MagicMock, patch
import pytest
from hermes_cli.config import (
get_container_exec_info,
)
# =============================================================================
# get_container_exec_info
# =============================================================================
@pytest.fixture
def container_env(tmp_path, monkeypatch):
"""Set up a fake HERMES_HOME with .container-mode file."""
hermes_home = tmp_path / ".hermes"
hermes_home.mkdir()
monkeypatch.setenv("HERMES_HOME", str(hermes_home))
monkeypatch.delenv("HERMES_DEV", raising=False)
container_mode = hermes_home / ".container-mode"
container_mode.write_text(
"# Written by NixOS activation script. Do not edit manually.\n"
"backend=podman\n"
"container_name=hermes-agent\n"
"exec_user=hermes\n"
"hermes_bin=/data/current-package/bin/hermes\n"
)
return hermes_home
def test_get_container_exec_info_returns_metadata(container_env):
"""Reads .container-mode and returns all fields including exec_user."""
with patch("hermes_constants.is_container", return_value=False):
info = get_container_exec_info()
assert info is not None
assert info["backend"] == "podman"
assert info["container_name"] == "hermes-agent"
assert info["exec_user"] == "hermes"
assert info["hermes_bin"] == "/data/current-package/bin/hermes"
# =============================================================================
# _exec_in_container
# =============================================================================
@pytest.fixture
def docker_container_info():
return {
"backend": "docker",
"container_name": "hermes-agent",
"exec_user": "hermes",
"hermes_bin": "/data/current-package/bin/hermes",
}
def test_exec_in_container_calls_execvp(docker_container_info):
"""Verifies os.execvp is called with correct args: runtime, tty flags,
user, env vars, container name, binary, and CLI args."""
from hermes_cli.main import _exec_in_container
with patch("shutil.which", return_value="/usr/bin/docker"), \
patch("subprocess.run") as mock_run, \
patch("sys.stdin") as mock_stdin, \
patch("os.execvp") as mock_execvp, \
patch.dict(os.environ, {"TERM": "xterm-256color", "LANG": "en_US.UTF-8"},
clear=False):
mock_stdin.isatty.return_value = True
mock_run.return_value = MagicMock(returncode=0)
_exec_in_container(docker_container_info, ["chat", "-m", "opus"])
mock_execvp.assert_called_once()
cmd = mock_execvp.call_args[0][1]
assert cmd[0] == "/usr/bin/docker"
assert cmd[1] == "exec"
assert "-it" in cmd
idx_u = cmd.index("-u")
assert cmd[idx_u + 1] == "hermes"
e_indices = [i for i, v in enumerate(cmd) if v == "-e"]
e_values = [cmd[i + 1] for i in e_indices]
assert "TERM=xterm-256color" in e_values
assert "LANG=en_US.UTF-8" in e_values
assert "hermes-agent" in cmd
assert "/data/current-package/bin/hermes" in cmd
assert "chat" in cmd