hermes-agent/tests/test_setup_temporary_outputs.py

76 lines
2.6 KiB
Python

"""Test that setup.py uses temporary output directories when the source
tree is read-only (as it is inside the Docker WebUI install surface).
"""
from __future__ import annotations
from pathlib import Path
import runpy
from setuptools import Distribution
import setuptools
REPO_ROOT = Path(__file__).resolve().parent.parent
def _is_under(path: str, root: Path) -> bool:
try:
Path(path).resolve().relative_to(root.resolve())
except ValueError:
return False
return True
def test_setup_uses_temporary_outputs_when_source_tree_is_read_only(
monkeypatch,
) -> None:
"""WebUI installs from read-only /opt/hermes must not write build metadata."""
captured: dict[str, object] = {}
def capture_setup(**kwargs: object) -> None:
captured.update(kwargs)
monkeypatch.setattr(setuptools, "setup", capture_setup)
namespace = runpy.run_path(str(REPO_ROOT / "setup.py"))
cmdclass = captured["cmdclass"]
monkeypatch.setitem(
cmdclass["build"].finalize_options.__globals__,
"_source_tree_is_writable",
lambda: False,
)
monkeypatch.setitem(
cmdclass["egg_info"].finalize_options.__globals__,
"_source_tree_is_writable",
lambda: False,
)
build_cmd = cmdclass["build"](Distribution())
build_cmd.initialize_options()
build_cmd.finalize_options()
assert not _is_under(build_cmd.build_base, REPO_ROOT)
assert Path(build_cmd.build_base).name.startswith("hermes-agent-build")
source_relative_build = cmdclass["build"](Distribution())
source_relative_build.initialize_options()
source_relative_build.build_base = "nested/build"
source_relative_build.finalize_options()
assert not _is_under(source_relative_build.build_base, REPO_ROOT)
assert Path(source_relative_build.build_base).name.startswith("hermes-agent-build")
egg_info_cmd = cmdclass["egg_info"](Distribution())
egg_info_cmd.initialize_options()
egg_info_cmd.finalize_options()
assert egg_info_cmd.egg_base is not None
assert not _is_under(egg_info_cmd.egg_base, REPO_ROOT)
assert Path(egg_info_cmd.egg_base).name.startswith("hermes-agent-egg-info")
source_relative_egg_info = cmdclass["egg_info"](Distribution())
source_relative_egg_info.initialize_options()
source_relative_egg_info.egg_base = "."
source_relative_egg_info.finalize_options()
assert source_relative_egg_info.egg_base is not None
assert not _is_under(source_relative_egg_info.egg_base, REPO_ROOT)
assert Path(source_relative_egg_info.egg_base).name.startswith(
"hermes-agent-egg-info"
)