"""Opt-in integration test for the setup_tier2_clone.ps1 bootstrap.

Runs the script in -WhatIf mode against a fixture workspace. The full
non-WhatIf run is a manual verification (the user runs it once and
inspects the result).
"""
import os
import subprocess
from pathlib import Path

import pytest

pytestmark = [
 pytest.mark.skipif(
  not os.environ.get("TIER2_SANDBOX_TESTS"),
  reason="opt-in: bootstrap test off by default; set TIER2_SANDBOX_TESTS=1",
 ),
 pytest.mark.tier2_sandbox,
]


def test_bootstrap_whatif_does_not_create_clone(tmp_path: Path) -> None:
 """pwsh -WhatIf should print the steps but not actually clone."""
 fake_main = tmp_path / "fake_main"
 fake_main.mkdir()
 fake_clone = tmp_path / "fake_clone"
 script = Path("scripts/tier2/setup_tier2_clone.ps1").resolve()
 result = subprocess.run(
  [
   "pwsh", "-NoProfile", "-File", str(script),
   "-MainRepoPath", str(fake_main),
   "-Tier2ClonePath", str(fake_clone),
   "-WhatIf",
  ],
  capture_output=True, text=True, timeout=60,
 )
 assert result.returncode == 0, f"pwsh exit {result.returncode}\nstdout={result.stdout}\nstderr={result.stderr}"
 assert "What if" in result.stdout or "starting bootstrap" in result.stdout or "Bootstrap Tier 2 clone" in result.stdout
 assert not fake_clone.exists(), "-WhatIf should not have created the clone"