| """install.sh reuses an already-installed supported Python instead of downloading 3.11 (#10778).""" |
|
|
| from __future__ import annotations |
|
|
| import os |
| import shutil |
| import stat |
| import subprocess |
| from pathlib import Path |
|
|
| import pytest |
|
|
| REPO_ROOT = Path(__file__).resolve().parent.parent.parent.parent |
| INSTALL_SH = REPO_ROOT / "scripts" / "install.sh" |
|
|
|
|
| def _exe(path: Path, content: str) -> Path: |
| path.write_text(content, encoding="utf-8") |
| path.chmod(path.stat().st_mode | stat.S_IXUSR) |
| return path |
|
|
|
|
| def _run_prerequisites(tmp_path: Path, *, uv_find_script: str) -> subprocess.CompletedProcess[str]: |
| """Run the real ``--stage prerequisites`` with a stub managed uv whose ``python find`` we script.""" |
| home = tmp_path / "home" |
| hermes_home = home / ".hermes" |
| (hermes_home / "bin").mkdir(parents=True) |
| bin_dir = tmp_path / "bin" |
| bin_dir.mkdir() |
| _exe(bin_dir / "python3.13", "#!/bin/sh\n[ \"$1\" = --version ] && echo 'Python 3.13.12'\nexit 0\n") |
| _exe(hermes_home / "bin" / "uv", "#!/bin/sh\n[ \"$1\" = --version ] && { echo 'uv 0.9.0'; exit 0; }\n" |
| "if [ \"$1\" = python ] && [ \"$2\" = find ]; then\n" + uv_find_script + "fi\n" |
| "if [ \"$1\" = python ] && [ \"$2\" = install ]; then echo 'DOWNLOAD ATTEMPTED' >&2; exit 1; fi\nexit 0\n") |
| for tool in ("git", "node", "npm", "curl", "rg", "g++", "c++"): |
| _exe(bin_dir / tool, "#!/bin/sh\ncase \"$1\" in --version|-v) echo 'v22.12.0 2.50.0';; esac\nexit 0\n") |
| env = os.environ.copy() |
| env.update({"HOME": str(home), "HERMES_HOME": str(hermes_home), |
| "PATH": f"{bin_dir}{os.pathsep}{env.get('PATH', os.defpath)}"}) |
| bash = shutil.which("bash") or "/bin/bash" |
| return subprocess.run([bash, str(INSTALL_SH), "--stage", "prerequisites", "--non-interactive"], |
| env=env, text=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, check=False) |
|
|
|
|
| @pytest.mark.linux_only |
| def test_supported_newer_python_is_reused_instead_of_downloading_311(tmp_path: Path) -> None: |
| """3.11 absent, 3.13 present: the installer must take 3.13 and never call ``uv python install``.""" |
| result = _run_prerequisites(tmp_path, uv_find_script=( |
| |
| |
| f" [ \"$3\" = 3.11 ] && exit 2\n [ \"$3\" = --system ] && [ \"$4\" = '>=3.11,<3.14' ] && {{ echo {tmp_path}/bin/python3.13; exit 0; }}\n exit 2\n")) |
| assert "DOWNLOAD ATTEMPTED" not in result.stdout, result.stdout |
| assert "Python found: Python 3.13.12" in result.stdout, result.stdout |
|
|
