test_experimental_markdown_syntax_text_splitter_with_header_on_multi_files() — langchain Function Reference

Source Code

libs/text-splitters/tests/unit_tests/test_text_splitters.py lines 2173–2259

def test_experimental_markdown_syntax_text_splitter_with_header_on_multi_files() -> (
    None
):
    """Test ExperimentalMarkdownSyntaxTextSplitter with header on multiple files.

    Test experimental markdown splitter by header called consecutively on two files.
    """
    markdown_splitter = ExperimentalMarkdownSyntaxTextSplitter(strip_headers=False)
    output = []
    for experimental_markdown_document in EXPERIMENTAL_MARKDOWN_DOCUMENTS:
        output += markdown_splitter.split_text(experimental_markdown_document)

    expected_output = [
        Document(
            page_content="# My Header 1 From Document 1\n"
            "Content for header 1 from Document 1\n",
            metadata={"Header 1": "My Header 1 From Document 1"},
        ),
        Document(
            page_content="## Header 2 From Document 1\n"
            "Content for header 2 from Document 1\n",
            metadata={
                "Header 1": "My Header 1 From Document 1",
                "Header 2": "Header 2 From Document 1",
            },
        ),
        Document(
            page_content=(
                "```python\ndef func_definition():\n   "
                "print('Keep the whitespace consistent')\n```\n"
            ),
            metadata={
                "Code": "python",
                "Header 1": "My Header 1 From Document 1",
                "Header 2": "Header 2 From Document 1",
            },
        ),
        Document(
            page_content="# Header 1 again From Document 1\n"
            "We should also split on the horizontal line\n",
            metadata={"Header 1": "Header 1 again From Document 1"},
        ),
        Document(
            page_content=(
                "This will be a new doc but with the same header metadata\n\n"
                "And it includes a new paragraph"
            ),
            metadata={"Header 1": "Header 1 again From Document 1"},
        ),
        Document(
            page_content="# My Header 1 From Document 2\n"
            "Content for header 1 from Document 2\n",
            metadata={"Header 1": "My Header 1 From Document 2"},
        ),
        Document(
            page_content="## Header 2 From Document 2\n"
            "Content for header 2 from Document 2\n",
            metadata={
                "Header 1": "My Header 1 From Document 2",
                "Header 2": "Header 2 From Document 2",
            },
        ),
        Document(
            page_content=(
                "```python\ndef func_definition():\n   "
                "print('Keep the whitespace consistent')\n```\n"
            ),
            metadata={
                "Code": "python",
                "Header 1": "My Header 1 From Document 2",
                "Header 2": "Header 2 From Document 2",
            },
        ),
        Document(
            page_content="# Header 1 again From Document 2\n"
            "We should also split on the horizontal line\n",
            metadata={"Header 1": "Header 1 again From Document 2"},
        ),
        Document(
            page_content=(
                "This will be a new doc but with the same header metadata\n\n"