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langchain/libs/partners/exa/tests/integration_tests/test_retriever.py
Mason Daugherty 31eeb50ce0 chore: drop UP045 (#33362)
Python 3.9 EOL
2025-10-08 21:17:53 -04:00

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Python

"""Integration tests for `ExaSearchRetriever`."""
from langchain_core.documents import (
Document, # type: ignore[import-not-found, import-not-found]
)
from langchain_exa import ExaSearchRetriever
def test_exa_retriever() -> None:
"""Test basic functionality of the `ExaSearchRetriever`."""
retriever = ExaSearchRetriever()
res = retriever.invoke("best time to visit japan")
print(res) # noqa: T201
assert len(res) == 10 # default k
assert isinstance(res, list)
assert isinstance(res[0], Document)
def test_exa_retriever_highlights() -> None:
"""Test highlights feature of the `ExaSearchRetriever`."""
retriever = ExaSearchRetriever(highlights=True)
res = retriever.invoke("best time to visit japan")
print(res) # noqa: T201
assert isinstance(res, list)
assert isinstance(res[0], Document)
highlights = res[0].metadata["highlights"]
highlight_scores = res[0].metadata["highlight_scores"]
assert isinstance(highlights, list)
assert isinstance(highlight_scores, list)
assert isinstance(highlights[0], str)
assert isinstance(highlight_scores[0], float)
def test_exa_retriever_advanced_features() -> None:
"""Test advanced features of the `ExaSearchRetriever`."""
retriever = ExaSearchRetriever(
k=3, text_contents_options={"max_characters": 1000}, summary=True, type="auto"
)
res = retriever.invoke("best time to visit japan")
print(res) # noqa: T201
assert len(res) == 3 # requested k=3
assert isinstance(res, list)
assert isinstance(res[0], Document)
# Verify summary is in metadata
assert "summary" in res[0].metadata
assert isinstance(res[0].metadata["summary"], str)
# Verify text was limited
assert len(res[0].page_content) <= 1000