52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
"""PDFSplitter 测试."""
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import pytest
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pymupdf = pytest.importorskip("fitz", reason="pymupdf 未安装")
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class TestPDFSplitter:
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"""PDFSplitter 测试（需 pymupdf）."""
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def test_split_simple_pdf(self, tmp_path):
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"""用 pymupdf 创建一个简单 PDF 并测试分块."""
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import fitz
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from src.core.splitters.pdf import PDFSplitter
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pdf_path = tmp_path / "test.pdf"
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doc = fitz.open()
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# 插入纯 ASCII 文本避免 CJK 字体编码问题
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doc.new_page().insert_text((72, 72), "This is PDF document content.\n\nSecond paragraph text.")
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doc.save(str(pdf_path))
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doc.close()
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s = PDFSplitter(max_size=500)
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chunks = s.split(str(pdf_path), source_file="test.pdf")
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assert len(chunks) >= 1
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all_text = "".join(c["content"] for c in chunks)
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assert "PDF document" in all_text
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assert "Second paragraph" in all_text
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def test_empty_pdf(self, tmp_path):
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"""空 PDF（有页但无文字）返回空列表."""
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import fitz
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from src.core.splitters.pdf import PDFSplitter
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pdf_path = tmp_path / "empty.pdf"
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doc = fitz.open()
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doc.new_page() # pymupdf 必须有至少一页才能保存
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doc.save(str(pdf_path))
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doc.close()
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s = PDFSplitter()
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chunks = s.split(str(pdf_path), source_file="empty.pdf")
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assert chunks == []
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def test_pdf_has_split_method(self):
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"""PDFSplitter 遵循 Splitter Protocol."""
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from src.core.splitters.pdf import PDFSplitter
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s = PDFSplitter()
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assert hasattr(s, "split")
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