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2026-05-12 19:40:31 +09:00

47 lines
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Python

# Copyright (c) "Neo4j"
# Neo4j Sweden AB [https://neo4j.com]
# #
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# #
# https://www.apache.org/licenses/LICENSE-2.0
# #
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from unittest.mock import MagicMock, Mock, patch
import pytest
from neo4j_graphrag.embeddings.ollama import OllamaEmbeddings
from neo4j_graphrag.exceptions import EmbeddingsGenerationError
@patch("builtins.__import__", side_effect=ImportError)
def test_ollama_embedder_missing_dependency(mock_import: Mock) -> None:
with pytest.raises(ImportError):
OllamaEmbeddings(model="test")
@patch("builtins.__import__")
def test_ollama_embedder_happy_path(mock_import: Mock) -> None:
mock_import.return_value.Client.return_value.embed.return_value = MagicMock(
embeddings=[[1.0, 2.0]],
)
embedder = OllamaEmbeddings(model="test")
res = embedder.embed_query("my text")
assert isinstance(res, list)
assert res == [1.0, 2.0]
@patch("builtins.__import__")
def test_ollama_embedder_empty_list(mock_import: Mock) -> None:
mock_import.return_value.Client.return_value.embed.return_value = MagicMock(
embeddings=[],
)
embedder = OllamaEmbeddings(model="test")
with pytest.raises(EmbeddingsGenerationError):
embedder.embed_query("my text")