mirror of
https://github.com/hwchase17/langchain
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61 lines
2.1 KiB
Python
61 lines
2.1 KiB
Python
"""Test Redis functionality."""
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from langchain.docstore.document import Document
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from langchain.vectorstores.redis import Redis
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from tests.integration_tests.vectorstores.fake_embeddings import FakeEmbeddings
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TEST_INDEX_NAME = "test"
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TEST_REDIS_URL = "redis://localhost:6379"
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TEST_SINGLE_RESULT = [Document(page_content="foo")]
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TEST_RESULT = [Document(page_content="foo"), Document(page_content="foo")]
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def drop(index_name: str) -> bool:
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return Redis.drop_index(
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index_name=index_name, delete_documents=True, redis_url=TEST_REDIS_URL
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)
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def test_redis() -> None:
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"""Test end to end construction and search."""
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texts = ["foo", "bar", "baz"]
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docsearch = Redis.from_texts(texts, FakeEmbeddings(), redis_url=TEST_REDIS_URL)
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output = docsearch.similarity_search("foo", k=1)
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assert output == TEST_SINGLE_RESULT
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assert drop(docsearch.index_name)
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def test_redis_new_vector() -> None:
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"""Test adding a new document"""
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texts = ["foo", "bar", "baz"]
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docsearch = Redis.from_texts(texts, FakeEmbeddings(), redis_url=TEST_REDIS_URL)
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docsearch.add_texts(["foo"])
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output = docsearch.similarity_search("foo", k=2)
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assert output == TEST_RESULT
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assert drop(docsearch.index_name)
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def test_redis_from_existing() -> None:
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"""Test adding a new document"""
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texts = ["foo", "bar", "baz"]
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Redis.from_texts(
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texts, FakeEmbeddings(), index_name=TEST_INDEX_NAME, redis_url=TEST_REDIS_URL
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)
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# Test creating from an existing
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docsearch2 = Redis.from_existing_index(
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FakeEmbeddings(), index_name=TEST_INDEX_NAME, redis_url=TEST_REDIS_URL
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)
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output = docsearch2.similarity_search("foo", k=1)
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assert output == TEST_SINGLE_RESULT
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def test_redis_add_texts_to_existing() -> None:
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"""Test adding a new document"""
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# Test creating from an existing
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docsearch = Redis.from_existing_index(
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FakeEmbeddings(), index_name=TEST_INDEX_NAME, redis_url=TEST_REDIS_URL
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)
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docsearch.add_texts(["foo"])
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output = docsearch.similarity_search("foo", k=2)
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assert output == TEST_RESULT
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assert drop(TEST_INDEX_NAME)
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