from __future__ import annotations

import json
import sys
from pathlib import Path

REPO_ROOT = Path(__file__).resolve().parents[1]
if str(REPO_ROOT) not in sys.path:
    sys.path.insert(0, str(REPO_ROOT))

from scripts.reporting.fonts import resolve_quarto_fonts
from scripts.reporting.references import build_references_block


def test_build_references_block_uses_only_cited_sources(tmp_path: Path) -> None:
    sources = tmp_path / "sources.jsonl"
    rows = [
        {"id": "src_001", "authors": ["A"], "year": 2024, "title": "Used", "venue": "NEJM", "url": "https://example.com/1"},
        {"id": "src_002", "authors": ["B"], "year": 2023, "title": "Unused", "venue": "Lancet", "url": "https://example.com/2"},
    ]
    sources.write_text("\n".join(json.dumps(row, ensure_ascii=False) for row in rows), encoding="utf-8")

    block = build_references_block(sources, "正文引用 [src_001]。")

    assert "Used" in block
    assert "Unused" not in block


def test_resolve_quarto_fonts_returns_stable_defaults_for_missing_dir(tmp_path: Path) -> None:
    fonts = resolve_quarto_fonts(tmp_path / "missing")

    assert fonts.main_font == "Source Han Serif CN"
    assert fonts.sans_font == "Source Han Sans CN"
    assert fonts.requires_system_fonts is True