Rain-Bus
f7f1a4c0cb
- rename test_admin_phase4.py -> test_admin.py, test_search.py -> test_searcher.py - split test_phase5.py into test_cleaner, test_embedder, test_image_extractor, test_pages - move schema tests from test_summarizer.py into dedicated test_schemas.py - add sample_papers_range and sample_papers_with_summary fixtures in conftest - update .gitignore to exclude all of data/
89 lines
3.7 KiB
Python
89 lines
3.7 KiB
Python
"""LaTeX 图片提取测试 — 从 .tex 源码中提取图片文件。"""
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from __future__ import annotations
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import pytest
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# ═══════════════════════════════════════════════════════════════════════
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# Image Extraction
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# ═══════════════════════════════════════════════════════════════════════
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class TestImageExtraction:
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"""LaTeX 图片提取测试。"""
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@pytest.mark.asyncio
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async def test_extract_images_from_source_no_dir(self, monkeypatch, tmp_path):
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"""源码目录不存在时返回 0。"""
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monkeypatch.setattr("app.services.pdf_downloader.tmp_dir", lambda x: tmp_path / "tmp" / x)
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monkeypatch.setattr("app.services.pdf_downloader.paper_dir", lambda x: tmp_path / "papers" / x)
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from app.services.image_extractor import extract_images_from_source
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result = await extract_images_from_source("2401.99999")
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assert result == 0
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@pytest.mark.asyncio
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async def test_extract_images_from_tex(self, monkeypatch, tmp_path):
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"""从 .tex 文件中提取图片。"""
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from app.services.image_extractor import extract_images_from_source
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tmp_source = tmp_path / "tmp" / "2401.00001" / "source"
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tmp_source.mkdir(parents=True)
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images_dir = tmp_source / "figs"
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images_dir.mkdir()
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(images_dir / "figure1.png").write_bytes(b"\x89PNG\r\n")
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(images_dir / "figure2.jpg").write_bytes(b"\xff\xd8\xff\xe0")
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# 创建 .tex 文件
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tex_content = r"""
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\documentclass{article}
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\begin{document}
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\begin{figure}
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\includegraphics[width=0.8\textwidth]{figs/figure1.png}
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\includegraphics{figs/figure2.jpg}
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\includegraphics[angle=90]{figs/nonexistent.pdf}
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\end{figure}
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\end{document}
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"""
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(tmp_source / "main.tex").write_text(tex_content)
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papers_dir = tmp_path / "papers" / "2401.00001"
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monkeypatch.setattr("app.services.image_extractor.tmp_dir", lambda x: tmp_path / "tmp" / x)
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monkeypatch.setattr("app.services.image_extractor.paper_dir", lambda x: tmp_path / "papers" / x)
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# Mock download_source_zip to avoid real network call (source dir already exists)
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async def _noop_download(*args, **kwargs):
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pass
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monkeypatch.setattr("app.services.image_extractor.download_source_zip", _noop_download)
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result = await extract_images_from_source("2401.00001")
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assert result == 2
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dest_images = papers_dir / "images"
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assert dest_images.exists()
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assert (dest_images / "figure1.png").exists()
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assert (dest_images / "figure2.jpg").exists()
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@pytest.mark.asyncio
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async def test_extract_images_empty_tex(self, monkeypatch, tmp_path):
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""".tex 文件无图片时返回 0。"""
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from app.services.image_extractor import extract_images_from_source
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tmp_source = tmp_path / "tmp" / "2401.00002" / "source"
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tmp_source.mkdir(parents=True)
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(tmp_source / "main.tex").write_text(r"\documentclass{article}\begin{document}Hello\end{document}")
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monkeypatch.setattr("app.services.image_extractor.tmp_dir", lambda x: tmp_path / "tmp" / x)
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monkeypatch.setattr("app.services.image_extractor.paper_dir", lambda x: tmp_path / "papers" / x)
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# Mock download_source_zip to avoid real network call
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async def _noop_download(*args, **kwargs):
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pass
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monkeypatch.setattr("app.services.image_extractor.download_source_zip", _noop_download)
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result = await extract_images_from_source("2401.00002")
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assert result == 0
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