"""Tests for fixture-file glob expansion and the sandbox guard."""

from pathlib import Path

from skill_eval_runner.files import expand_files


def test_expand_files_glob_and_literal(tmp_path: Path) -> None:
    """Globs and literal paths both resolve to (relative_path, content) pairs."""
    (tmp_path / "a.py").write_text("AAA")
    (tmp_path / "sub").mkdir()
    (tmp_path / "sub" / "b.py").write_text("BBB")
    result = dict(expand_files(["a.py", "sub/*.py"], tmp_path))
    assert result == {"a.py": "AAA", "sub/b.py": "BBB"}


def test_expand_files_dedupes(tmp_path: Path) -> None:
    """A file matched by two patterns appears only once."""
    (tmp_path / "a.py").write_text("AAA")
    result = expand_files(["a.py", "*.py"], tmp_path)
    assert result == [("a.py", "AAA")]


def test_expand_files_skips_outside_base(tmp_path: Path) -> None:
    """A pattern escaping the base directory is skipped."""
    base = tmp_path / "base"
    base.mkdir()
    (tmp_path / "secret.txt").write_text("nope")
    assert expand_files(["../secret.txt"], base) == []


def test_expand_files_skips_sibling_with_shared_prefix(tmp_path: Path) -> None:
    """A sibling dir whose name shares the base's prefix (base vs base2) is not readable."""
    base = tmp_path / "base"
    base.mkdir()
    sibling = tmp_path / "base2"
    sibling.mkdir()
    (sibling / "secret.txt").write_text("nope")
    assert expand_files(["../base2/secret.txt"], base) == []