Import AITURK IDE 1.0.0-beta.1 from Hermes 63279301; preserve MIT license

tests/hermes_cli/test_ensure_acp_launcher.py

@@ -0,0 +1,69 @@
+"""`hermes update` must self-heal the ``hermes-acp`` launcher.
+
+ACP hosts (Zed, JetBrains, Buzz Desktop) resolve the agent by the
+``hermes-acp`` command name on the login-shell PATH. Fresh installs get the
+launcher from ``scripts/install.sh``; existing installs get it from
+``_ensure_acp_launcher()`` during ``hermes update``.
+"""
+
+import os
+import stat
+from pathlib import Path
+from unittest.mock import patch
+
+import pytest
+
+from hermes_cli.main import _ensure_acp_launcher
+
+
+@pytest.fixture
+def fake_home(tmp_path, monkeypatch):
+    monkeypatch.setattr(Path, "home", lambda: tmp_path)
+    monkeypatch.setenv("HERMES_HOME", str(tmp_path / ".hermes"))
+    bin_dir = tmp_path / ".local" / "bin"
+    bin_dir.mkdir(parents=True)
+    return bin_dir
+
+
+
+
+
+
+
+
+def test_does_not_follow_symlink_into_venv(fake_home, tmp_path):
+    """#21454 failure mode: never write through a symlinked hermes-acp."""
+    (fake_home / "hermes").write_text("#!/bin/sh\n", encoding="utf-8")
+    console_script = tmp_path / "venv" / "bin" / "hermes-acp"
+    console_script.parent.mkdir(parents=True)
+    marker = "#!/usr/bin/env python\n# real console script\n"
+    console_script.write_text(marker, encoding="utf-8")
+    (fake_home / "hermes-acp").symlink_to(console_script)
+
+    _ensure_acp_launcher()
+
+    assert console_script.read_text(encoding="utf-8") == marker
+    assert (fake_home / "hermes-acp").is_symlink()
+
+
+
+
+
+
+def test_unwritable_bin_dir_is_skipped(fake_home):
+    (fake_home / "hermes").write_text("#!/bin/sh\n", encoding="utf-8")
+    if not hasattr(os, "geteuid"):
+        # Windows: no geteuid, and chmod can't make a directory unwritable
+        # anyway. _ensure_acp_launcher is an explicit no-op there, so the
+        # assertion below still holds — vacuously.
+        _ensure_acp_launcher()
+        assert not (fake_home / "hermes-acp").exists()
+        return
+    if os.geteuid() == 0:
+        pytest.skip("root ignores directory write permissions")
+    fake_home.chmod(0o555)
+    try:
+        _ensure_acp_launcher()  # must not raise
+        assert not (fake_home / "hermes-acp").exists()
+    finally:
+        fake_home.chmod(0o755)