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community[patch]: add web loader tests (#26728)

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ccurme 2024-09-20 18:29:54 -04:00 committed by GitHub
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libs/community/tests/unit_tests/document_loaders/test_web_base.py
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@ -1,3 +1,7 @@
from textwrap import dedent
from typing import Any
from unittest.mock import MagicMock, patch
import pytest as pytest import pytest as pytest
from langchain_community.document_loaders.web_base import WebBaseLoader from langchain_community.document_loaders.web_base import WebBaseLoader
@ -19,3 +23,62 @@ class TestWebBaseLoader:
assert web_base_loader.web_paths == ["https://www.example.com"] assert web_base_loader.web_paths == ["https://www.example.com"]
web_base_loader = WebBaseLoader(web_path="https://www.example.com") web_base_loader = WebBaseLoader(web_path="https://www.example.com")
assert web_base_loader.web_paths == ["https://www.example.com"] assert web_base_loader.web_paths == ["https://www.example.com"]
@pytest.mark.requires("bs4")
@patch("langchain_community.document_loaders.web_base.requests.Session.get")
def test_lazy_load(mock_get: Any) -> None:
import bs4
mock_response = MagicMock()
mock_response.text = "<html><body><p>Test content</p></body></html>"
mock_get.return_value = mock_response
loader = WebBaseLoader(web_paths=["https://www.example.com"])
results = list(loader.lazy_load())
mock_get.assert_called_with("https://www.example.com")
assert len(results) == 1
assert results[0].page_content == "Test content"
# Test bs4 kwargs
mock_html = dedent("""
<html>
<body>
<p>Test content</p>
<div class="special-class">This is a div with a special class</div>
</body>
</html>
""")
mock_response = MagicMock()
mock_response.text = mock_html
mock_get.return_value = mock_response
loader = WebBaseLoader(
web_paths=["https://www.example.com"],
bs_kwargs={"parse_only": bs4.SoupStrainer(class_="special-class")},
)
results = list(loader.lazy_load())
assert len(results) == 1
assert results[0].page_content == "This is a div with a special class"
@pytest.mark.requires("bs4")
@patch("aiohttp.ClientSession.get")
def test_aload(mock_get: Any) -> None:
async def mock_text() -> str:
return "<html><body><p>Test content</p></body></html>"
mock_response = MagicMock()
mock_response.text = mock_text
mock_get.return_value.__aenter__.return_value = mock_response
loader = WebBaseLoader(
web_paths=["https://www.example.com"],
header_template={"User-Agent": "test-user-agent"},
)
results = loader.aload()
assert len(results) == 1
assert results[0].page_content == "Test content"
mock_get.assert_called_with(
"https://www.example.com", headers={"User-Agent": "test-user-agent"}, cookies={}
)