226 lines
7.6 KiB
Python
226 lines
7.6 KiB
Python
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"""MarkdownWriter 单元测试"""
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import pytest
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from models import Chunk
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from writer import MarkdownWriter
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@pytest.fixture
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def writer():
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return MarkdownWriter()
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@pytest.fixture
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def tmp_output(tmp_path):
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return str(tmp_path / "output.md")
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class TestSingleChunk:
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"""单个 Chunk 输出测试"""
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def test_single_chunk_no_delimiter(self, writer, tmp_output):
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chunks = [Chunk(title="摘要标题", content="这是内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "---" not in content.split("-->", 1)[1]
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def test_single_chunk_has_title(self, writer, tmp_output):
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chunks = [Chunk(title="摘要标题", content="这是内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "## 摘要标题" in content
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def test_single_chunk_has_content(self, writer, tmp_output):
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chunks = [Chunk(title="摘要标题", content="这是内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "这是内容" in content
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class TestMultipleChunks:
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"""多个 Chunk 输出测试"""
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def test_delimiter_between_chunks(self, writer, tmp_output):
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chunks = [
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Chunk(title="标题1", content="内容1"),
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Chunk(title="标题2", content="内容2"),
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Chunk(title="标题3", content="内容3"),
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]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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after_meta = content.split("-->", 1)[1]
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assert after_meta.count("\n---\n") == 2
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def test_all_titles_present(self, writer, tmp_output):
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chunks = [
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Chunk(title="标题A", content="内容A"),
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Chunk(title="标题B", content="内容B"),
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]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "## 标题A" in content
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assert "## 标题B" in content
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def test_all_contents_present(self, writer, tmp_output):
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chunks = [
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Chunk(title="标题A", content="内容A"),
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Chunk(title="标题B", content="内容B"),
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]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "内容A" in content
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assert "内容B" in content
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def test_no_trailing_delimiter(self, writer, tmp_output):
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chunks = [
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Chunk(title="标题1", content="内容1"),
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Chunk(title="标题2", content="内容2"),
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]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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after_meta = content.split("-->", 1)[1]
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# The last chunk content should appear after the last delimiter
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# and there should be no delimiter after the last content
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last_delimiter_pos = after_meta.rfind("\n---\n")
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last_content_pos = after_meta.rfind("内容2")
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assert last_content_pos > last_delimiter_pos
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class TestMetaInfo:
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"""元信息注释测试"""
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def test_contains_source_file(self, writer, tmp_output):
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chunks = [Chunk(title="标题", content="内容")]
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writer.write(chunks, tmp_output, "example.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "源文件: example.pdf" in content
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def test_contains_process_time(self, writer, tmp_output):
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chunks = [Chunk(title="标题", content="内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "处理时间:" in content
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def test_contains_chunk_count(self, writer, tmp_output):
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chunks = [
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Chunk(title="标题1", content="内容1"),
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Chunk(title="标题2", content="内容2"),
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Chunk(title="标题3", content="内容3"),
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]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "分块总数: 3" in content
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def test_meta_is_html_comment(self, writer, tmp_output):
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chunks = [Chunk(title="标题", content="内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert content.startswith("<!-- ")
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assert "-->" in content
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def test_meta_at_file_start(self, writer, tmp_output):
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chunks = [Chunk(title="标题", content="内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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comment_end = content.index("-->")
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title_pos = content.index("## 标题")
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assert comment_end < title_pos
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class TestFileOverwrite:
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"""文件覆盖测试"""
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def test_overwrites_existing_file(self, writer, tmp_output):
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with open(tmp_output, "w", encoding="utf-8") as f:
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f.write("旧内容")
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chunks = [Chunk(title="新标题", content="新内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "旧内容" not in content
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assert "新内容" in content
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def test_prints_warning_on_overwrite(self, writer, tmp_output, capsys):
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with open(tmp_output, "w", encoding="utf-8") as f:
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f.write("旧内容")
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chunks = [Chunk(title="标题", content="内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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captured = capsys.readouterr()
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assert "警告" in captured.out
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assert tmp_output in captured.out
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def test_no_warning_for_new_file(self, writer, tmp_output, capsys):
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chunks = [Chunk(title="标题", content="内容")]
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writer.write(chunks, tmp_output, "test.pdf")
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captured = capsys.readouterr()
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assert "警告" not in captured.out
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class TestCustomDelimiter:
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"""自定义分隔符测试"""
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def test_custom_delimiter(self, writer, tmp_output):
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chunks = [
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Chunk(title="标题1", content="内容1"),
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Chunk(title="标题2", content="内容2"),
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]
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writer.write(chunks, tmp_output, "test.pdf", delimiter="===")
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content = open(tmp_output, encoding="utf-8").read()
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after_meta = content.split("-->", 1)[1]
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assert "\n===\n" in after_meta
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assert "\n---\n" not in after_meta
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class TestEmptyContent:
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"""空内容 Chunk 测试"""
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def test_empty_content_chunk(self, writer, tmp_output):
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chunks = [Chunk(title="空内容标题", content="")]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "## 空内容标题" in content
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def test_empty_content_with_multiple_chunks(self, writer, tmp_output):
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chunks = [
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Chunk(title="标题1", content=""),
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Chunk(title="标题2", content="有内容"),
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]
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writer.write(chunks, tmp_output, "test.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "## 标题1" in content
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assert "## 标题2" in content
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assert "有内容" in content
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class TestUTF8Encoding:
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"""UTF-8 编码测试"""
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def test_utf8_encoding(self, writer, tmp_output):
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chunks = [Chunk(title="中文标题", content="中文内容，包含特殊字符：①②③")]
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writer.write(chunks, tmp_output, "测试文件.pdf")
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content = open(tmp_output, encoding="utf-8").read()
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assert "中文标题" in content
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assert "①②③" in content
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assert "测试文件.pdf" in content
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