emozilla
0605279b35
os.geteuid() does not exist on Windows, so collecting the module crashed with AttributeError before any test ran. Branch on hasattr(os, "geteuid") the same way the code under test does.
70 lines
2.1 KiB
Python
70 lines
2.1 KiB
Python
"""`hermes update` must self-heal the ``hermes-acp`` launcher.
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ACP hosts (Zed, JetBrains, Buzz Desktop) resolve the agent by the
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``hermes-acp`` command name on the login-shell PATH. Fresh installs get the
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launcher from ``scripts/install.sh``; existing installs get it from
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``_ensure_acp_launcher()`` during ``hermes update``.
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"""
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import os
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import stat
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from pathlib import Path
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from unittest.mock import patch
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import pytest
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from hermes_cli.main import _ensure_acp_launcher
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@pytest.fixture
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def fake_home(tmp_path, monkeypatch):
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monkeypatch.setattr(Path, "home", lambda: tmp_path)
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monkeypatch.setenv("HERMES_HOME", str(tmp_path / ".hermes"))
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bin_dir = tmp_path / ".local" / "bin"
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bin_dir.mkdir(parents=True)
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return bin_dir
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def test_does_not_follow_symlink_into_venv(fake_home, tmp_path):
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"""#21454 failure mode: never write through a symlinked hermes-acp."""
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(fake_home / "hermes").write_text("#!/bin/sh\n", encoding="utf-8")
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console_script = tmp_path / "venv" / "bin" / "hermes-acp"
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console_script.parent.mkdir(parents=True)
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marker = "#!/usr/bin/env python\n# real console script\n"
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console_script.write_text(marker, encoding="utf-8")
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(fake_home / "hermes-acp").symlink_to(console_script)
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_ensure_acp_launcher()
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assert console_script.read_text(encoding="utf-8") == marker
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assert (fake_home / "hermes-acp").is_symlink()
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def test_unwritable_bin_dir_is_skipped(fake_home):
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(fake_home / "hermes").write_text("#!/bin/sh\n", encoding="utf-8")
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if not hasattr(os, "geteuid"):
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# Windows: no geteuid, and chmod can't make a directory unwritable
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# anyway. _ensure_acp_launcher is an explicit no-op there, so the
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# assertion below still holds — vacuously.
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_ensure_acp_launcher()
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assert not (fake_home / "hermes-acp").exists()
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return
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if os.geteuid() == 0:
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pytest.skip("root ignores directory write permissions")
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fake_home.chmod(0o555)
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try:
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_ensure_acp_launcher() # must not raise
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assert not (fake_home / "hermes-acp").exists()
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finally:
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fake_home.chmod(0o755)
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