community[patch]: fix integrated test case test_recursive_url_loader.py assertions (issue-20919) (#20920)

**Description:** 
Fix integrated test case test_recursive_url_loader.py

Local testing successful

```shell
(venv) lei@LeideMacBook-Pro community % poetry run pytest tests/integration_tests/document_loaders/test_recursive_url_loader.py
================================================================================ test session starts ================================================================================
platform darwin -- Python 3.11.4, pytest-7.4.4, pluggy-1.4.0 -- /Users/zhanglei/Work/github/langchain/venv/bin/python
cachedir: .pytest_cache
rootdir: /Users/zhanglei/Work/github/langchain/libs/community
configfile: pyproject.toml
plugins: syrupy-4.6.1, asyncio-0.20.3, cov-4.1.0, vcr-1.0.2, mock-3.12.0, anyio-3.7.1, dotenv-0.5.2, requests-mock-1.11.0, socket-0.6.0
asyncio: mode=Mode.AUTO
collected 6 items                                                                                                                                                                   

tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader PASSED                                                                 [ 16%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader_deterministic PASSED                                                   [ 33%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_recursive_url_loader FAILED                                                                  [ 50%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_equivalent PASSED                                                                      [ 66%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_loading_invalid_url PASSED                                                                        [ 83%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_metadata_necessary_properties PASSED                                                   [100%]

===================================================================================== FAILURES ======================================================================================
__________________________________________________________________________ test_sync_recursive_url_loader ___________________________________________________________________________

    def test_sync_recursive_url_loader() -> None:
        url = "https://docs.python.org/3.9/"
        loader = RecursiveUrlLoader(
            url, extractor=lambda _: "placeholder", use_async=False, max_depth=2
        )
        docs = loader.load()
>       assert len(docs) == 23
E       AssertionError: assert 24 == 23
E        +  where 24 = len([Document(page_content='placeholder', metadata={'source': 'https://docs.python.org/3.9/', 'content_type': 'text/html', 'title': '3.9.18 Documentation', 'language': None}), Document(page_content='placeholder', metadata={'source': 'https://docs.python.org/3.9/py-modindex.html', 'content_type': 'text/html', 'title': 'Python Module Index — Python 3.9.18 documentation', 'language': None}), Document(page_content='placeholder', metadata={'source': 'https://docs.python.org/3.9/download.html', 'content_type': 'text/html', 'title': 'Download — Python 3.9.18 documentation', 'language': None}), Document(page_content='placeholder', metadata={'source': 'https://docs.python.org/3.9/howto/index.html', 'content_type': 'text/html', 'title': 'Python HOWTOs — Python 3.9.18 documentation', 'language': None}), Document(page_content='placeholder', metadata={'source': 'https://docs.python.org/3.9/whatsnew/index.html', 'content_type': 'text/html', 'title': 'Whatâ\x80\x99s New in Python — Python 3.9.18 documentation', 'language': None}), Document(page_content='placeholder', metadata={'source': 'https://docs.python.org/3.9/c-api/index.html', 'content_type': 'text/html', 'title': 'Python/C API Reference Manual — Python 3.9.18 documentation', 'language': None}), ...])

tests/integration_tests/document_loaders/test_recursive_url_loader.py:38: AssertionError
================================================================================= warnings summary ==================================================================================
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader_deterministic
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_recursive_url_loader
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_equivalent
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_metadata_necessary_properties
  /Users/zhanglei/.pyenv/versions/3.11.4/lib/python3.11/html/parser.py:170: XMLParsedAsHTMLWarning: It looks like you're parsing an XML document using an HTML parser. If this really is an HTML document (maybe it's XHTML?), you can ignore or filter this warning. If it's XML, you should know that using an XML parser will be more reliable. To parse this document as XML, make sure you have the lxml package installed, and pass the keyword argument `features="xml"` into the BeautifulSoup constructor.
    k = self.parse_starttag(i)

-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
================================================================================ slowest 5 durations ================================================================================
56.75s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader_deterministic
38.99s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader
31.20s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_metadata_necessary_properties
30.37s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_equivalent
15.44s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_recursive_url_loader
============================================================================== short test summary info ==============================================================================
FAILED tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_recursive_url_loader - AssertionError: assert 24 == 23
================================================================ 1 failed, 5 passed, 5 warnings in 172.97s (0:02:52) ================================================================
(venv) zhanglei@LeideMacBook-Pro community % poetry run pytest tests/integration_tests/document_loaders/test_recursive_url_loader.py
================================================================================ test session starts ================================================================================
platform darwin -- Python 3.11.4, pytest-7.4.4, pluggy-1.4.0 -- /Users/zhanglei/Work/github/langchain/venv/bin/python
cachedir: .pytest_cache
rootdir: /Users/zhanglei/Work/github/langchain/libs/community
configfile: pyproject.toml
plugins: syrupy-4.6.1, asyncio-0.20.3, cov-4.1.0, vcr-1.0.2, mock-3.12.0, anyio-3.7.1, dotenv-0.5.2, requests-mock-1.11.0, socket-0.6.0
asyncio: mode=Mode.AUTO
collected 6 items                                                                                                                                                                   

tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader PASSED                                                                 [ 16%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader_deterministic PASSED                                                   [ 33%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_recursive_url_loader PASSED                                                                  [ 50%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_equivalent PASSED                                                                      [ 66%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_loading_invalid_url PASSED                                                                        [ 83%]
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_metadata_necessary_properties PASSED                                                   [100%]

================================================================================= warnings summary ==================================================================================
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader_deterministic
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_recursive_url_loader
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_equivalent
tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_metadata_necessary_properties
  /Users/zhanglei/.pyenv/versions/3.11.4/lib/python3.11/html/parser.py:170: XMLParsedAsHTMLWarning: It looks like you're parsing an XML document using an HTML parser. If this really is an HTML document (maybe it's XHTML?), you can ignore or filter this warning. If it's XML, you should know that using an XML parser will be more reliable. To parse this document as XML, make sure you have the lxml package installed, and pass the keyword argument `features="xml"` into the BeautifulSoup constructor.
    k = self.parse_starttag(i)

-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
================================================================================ slowest 5 durations ================================================================================
46.99s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader_deterministic
32.43s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_async_recursive_url_loader
31.23s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_equivalent
30.75s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_async_metadata_necessary_properties
15.89s call     tests/integration_tests/document_loaders/test_recursive_url_loader.py::test_sync_recursive_url_loader
===================================================================== 6 passed, 5 warnings in 157.42s (0:02:37) =====================================================================
(venv) lei@LeideMacBook-Pro community % 
```

**Issue:** https://github.com/langchain-ai/langchain/issues/20919

**Twitter handle:** @coolbeevip
pull/11568/merge
Lei Zhang 3 weeks ago committed by GitHub
parent 7d8d0229fa
commit 9281841cfe
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194

@ -12,7 +12,7 @@ def test_async_recursive_url_loader() -> None:
check_response_status=True,
)
docs = loader.load()
assert len(docs) == 513
assert len(docs) == 512
assert docs[0].page_content == "placeholder"

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