hermes-agent/tests/test_install_macos_launcher.py

89 lines
2.7 KiB
Python

"""Regression coverage for the user-facing macOS Hermes launcher."""
from __future__ import annotations
import os
import re
import shutil
import stat
import subprocess
from pathlib import Path
REPO_ROOT = Path(__file__).resolve().parent.parent
INSTALL_SH = REPO_ROOT / "scripts" / "install.sh"
def _make_executable(path: Path, content: str) -> None:
path.write_text(content, encoding="utf-8")
path.chmod(path.stat().st_mode | stat.S_IXUSR)
def _setup_path_function() -> str:
match = re.search(
r"^setup_path\(\) \{\n.*?^}\n",
INSTALL_SH.read_text(encoding="utf-8"),
re.MULTILINE | re.DOTALL,
)
assert match is not None, "setup_path function not found in scripts/install.sh"
return match.group(0)
def test_venv_launcher_bypasses_uv_console_script_that_requires_realpath(tmp_path: Path) -> None:
"""Stock macOS must start Hermes even when its uv console script needs realpath."""
install_dir = tmp_path / "install"
venv_bin = install_dir / "venv" / "bin"
command_dir = tmp_path / "command"
minimal_path = tmp_path / "minimal-path"
result = tmp_path / "launch-result"
venv_bin.mkdir(parents=True)
minimal_path.mkdir()
dirname = shutil.which("dirname")
assert dirname is not None
(minimal_path / "dirname").symlink_to(dirname)
_make_executable(
venv_bin / "python",
'#!/bin/sh\nprintf "%s\\n" "$@" > "$LAUNCH_RESULT"\n',
)
(install_dir / "hermes").write_text("# source entrypoint\n", encoding="utf-8")
_make_executable(
venv_bin / "hermes",
"#!/bin/sh\n"
f'PATH="{minimal_path}"\n'
"'''exec' \"$(dirname -- \"$(realpath -- \"$0\")\")\"/'python3' \"$0\" \"$@\"\n"
"' '''\n",
)
harness = "\n".join(
[
"set -e",
'get_command_link_dir() { printf "%s" "$COMMAND_LINK_DIR"; }',
'get_command_link_display_dir() { printf "%s" "$COMMAND_LINK_DIR"; }',
"log_info() { :; }",
"log_success() { :; }",
_setup_path_function(),
"setup_path",
]
)
env = os.environ | {
"USE_VENV": "true",
"INSTALL_DIR": str(install_dir),
"DISTRO": "macos",
"COMMAND_LINK_DIR": str(command_dir),
}
subprocess.run(["/bin/bash", "-c", harness], env=env, check=True)
completed = subprocess.run(
[command_dir / "hermes", "--version"],
env=os.environ | {"LAUNCH_RESULT": str(result)},
text=True,
capture_output=True,
)
assert completed.returncode == 0, completed.stderr
assert result.read_text(encoding="utf-8").splitlines() == [
str(install_dir / "hermes"),
"--version",
]