"""Test Redis functionality."""

from langchain.docstore.document import Document
from langchain.vectorstores.redis import Redis
from tests.integration_tests.vectorstores.fake_embeddings import FakeEmbeddings


def test_redis() -> None:
    """Test end to end construction and search."""
    texts = ["foo", "bar", "baz"]
    docsearch = Redis.from_texts(
        texts, FakeEmbeddings(), redis_url="redis://localhost:6379"
    )
    output = docsearch.similarity_search("foo", k=1)
    assert output == [Document(page_content="foo")]


def test_redis_new_vector() -> None:
    """Test adding a new document"""
    texts = ["foo", "bar", "baz"]
    docsearch = Redis.from_texts(
        texts, FakeEmbeddings(), redis_url="redis://localhost:6379"
    )
    docsearch.add_texts(["foo"])
    output = docsearch.similarity_search("foo", k=2)
    assert output == [Document(page_content="foo"), Document(page_content="foo")]