haystack/test/test_tfidf_retriever.py
2020-05-28 10:55:28 +02:00

20 lines
764 B
Python

from haystack.database.base import Document
def test_tfidf_retriever():
from haystack.retriever.tfidf import TfidfRetriever
test_docs = [
{"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()
assert retriever.retrieve("godzilla", top_k=1) == [Document(id='0', text='godzilla says hello', external_source_id=None, question=None, query_score=None, meta={})]