참고소스 수정본

참고/neo4j-graphrag-python-main/tests/unit/embeddings/test_ollama_embedder.py

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+#  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")