haystack/test/test_tfidf_retriever.py
2020-08-03 16:20:17 +02:00

20 lines
803 B
Python

def test_tfidf_retriever():
from haystack.retriever.sparse import TfidfRetriever
test_docs = [
{"id": "26f84672c6d7aaeb8e2cd53e9c62d62d", "name": "testing the finder 1", "text": "godzilla says hello"},
{"name": "testing the finder 2", "text": "optimus prime says bye"},
{"name": "testing the finder 3", "text": "alien says arghh"}
]
from haystack.database.memory import InMemoryDocumentStore
document_store = InMemoryDocumentStore()
document_store.write_documents(test_docs)
retriever = TfidfRetriever(document_store)
retriever.fit()
doc = retriever.retrieve("godzilla", top_k=1)[0]
assert doc.id == "26f84672c6d7aaeb8e2cd53e9c62d62d"
assert doc.text == 'godzilla says hello'
assert doc.meta == {"name": "testing the finder 1"}