"""Behaviour when an asset cannot be loaded.

A missing image must not abort the render, but it must never disappear
silently either.
"""

from __future__ import annotations

import pytest

pytest.importorskip("weasyprint")

from app.config import Settings  # noqa: E402
from app.engines.weasy import WeasyPrintEngine  # noqa: E402
from app.models import ConvertRequest, Source  # noqa: E402
from app.services.pipeline import ConversionPipeline  # noqa: E402

pytestmark = pytest.mark.asyncio

HTML_WITH_BLOCKED_IMAGE = """
<!DOCTYPE html><html><head><meta charset="utf-8"></head>
<body>
  <h1>Dokument s nedostupnym obrazkem</h1>
  <p>Text pokracuje i kdyz se obrazek nenacte.</p>
  <img src="http://127.0.0.1:9/neexistuje.png" alt="chybi">
</body></html>
"""


async def test_blocked_asset_is_reported_and_render_continues(tmp_path) -> None:
    pipeline = ConversionPipeline({"weasyprint": WeasyPrintEngine()}, Settings())
    request = ConvertRequest(
        source=Source(html=HTML_WITH_BLOCKED_IMAGE),
        engine="weasyprint",
    )

    result = await pipeline.run(request, tmp_path)

    assert result.page_count >= 1
    assert result.path.exists()
    assert result.missing_assets, "nedostupny asset musi byt hlaseny v odpovedi"
    assert "127.0.0.1" in result.missing_assets[0].url