"""Tests for output directory validation."""

import tempfile
from pathlib import Path

from researchlink.validators.output_validator import REQUIRED_FILES, validate_paper_module


def test_missing_directory():
    results = validate_paper_module(Path("/nonexistent/path"))
    assert any(not r["ok"] for r in results)


def test_empty_directory_has_missing_files():
    with tempfile.TemporaryDirectory() as tmpdir:
        results = validate_paper_module(Path(tmpdir))
        missing = [r for r in results if not r["ok"]]
        assert len(missing) > 0


def test_complete_directory_passes():
    with tempfile.TemporaryDirectory() as tmpdir:
        base = Path(tmpdir)
        # Create all required files
        for fname in REQUIRED_FILES:
            target = base / fname
            target.parent.mkdir(parents=True, exist_ok=True)
            target.write_text("# test\n", encoding="utf-8")

        # Overwrite JSON files with valid JSON
        (base / "metadata.json").write_text('{"slug": "test-paper"}', encoding="utf-8")
        (base / "sources.json").write_text("[]", encoding="utf-8")

        results = validate_paper_module(base)
        missing = [r for r in results if not r["ok"]]
        assert len(missing) == 0, f"Unexpected missing: {[r['message'] for r in missing]}"


def test_invalid_metadata_json_caught():
    with tempfile.TemporaryDirectory() as tmpdir:
        base = Path(tmpdir)
        (base / "metadata.json").write_text("{not valid json", encoding="utf-8")
        results = validate_paper_module(base)
        bad = [r for r in results if "metadata.json" in r["message"] and not r["ok"]]
        assert len(bad) > 0