def test_py_info_cached_symlink(mocker, tmp_path, session_app_data):
spy = mocker.spy(cached_py_info, "_run_subprocess")
first_result = PythonInfo.from_exe(sys.executable, session_app_data)
assert first_result is not None
count = spy.call_count
# at least two, one for the venv, one more for the host
exp_count = 1 if first_result.executable == sys.executable else 2
assert count >= exp_count # at least two, one for the venv, one more for the host
new_exe = tmp_path / "a"
new_exe.symlink_to(sys.executable)
pyvenv = Path(sys.executable).parents[1] / "pyvenv.cfg"
if pyvenv.exists():
(tmp_path / pyvenv.name).write_text(pyvenv.read_text())
new_exe_str = str(new_exe)
second_result = PythonInfo.from_exe(new_exe_str, session_app_data)
assert second_result.executable == new_exe_str
assert spy.call_count == count + 1 # no longer needed the host invocation, but the new symlink is must
def test_discover_ok(tmp_path, monkeypatch, suffix, impl, version, arch, into, caplog, session_app_data):
caplog.set_level(logging.DEBUG)
folder = tmp_path / into
folder.mkdir(parents=True, exist_ok=True)
dest = folder / "{}{}".format(impl, version, arch, suffix)
os.symlink(CURRENT.executable, str(dest))
pyvenv = Path(CURRENT.executable).parents[1] / "pyvenv.cfg"
if pyvenv.exists():
(folder / pyvenv.name).write_text(pyvenv.read_text())
inside_folder = str(tmp_path)
base = CURRENT.discover_exe(session_app_data, inside_folder)
found = base.executable
dest_str = str(dest)
if not fs_is_case_sensitive():
found = found.lower()
dest_str = dest_str.lower()
assert found == dest_str
assert len(caplog.messages) >= 1, caplog.text
assert "get interpreter info via cmd: " in caplog.text
dest.rename(dest.parent / (dest.name + "-1"))
CURRENT._cache_exe_discovery.clear()
with pytest.raises(RuntimeError):
CURRENT.discover_exe(session_app_data, inside_folder)
