test(docker_model_runner): satisfy test-quality gate in provider tests

Drop copy-pasted sys.path inserts (TQ003), assert the dispatch return
value instead of only mock kwargs (TQ002), and mark the two shared
handler patches with their seam justification (TQ008)

tests/test_litellm/llms/docker_model_runner/test_docker_model_runner_chat_transformation.py

@@ -7,15 +7,11 @@ parameter mapping, and request/response transformation.
 """
 
 import json
-import os
-import sys
 from typing import List
 from unittest.mock import MagicMock, patch
 
 import pytest
 
-sys.path.insert(0, os.path.abspath("../../../../.."))
-
 from litellm.llms.docker_model_runner.chat.transformation import (
     DockerModelRunnerChatConfig,
 )

tests/test_litellm/llms/docker_model_runner/test_docker_model_runner_completion_transformation.py

@@ -5,13 +5,8 @@ This test verifies that the DockerModelRunnerCompletionConfig correctly transfor
 text completion requests and handles URL generation for the Docker Model Runner API.
 """
 
-import os
-import sys
-
 import pytest
 
-sys.path.insert(0, os.path.abspath("../../../../.."))  # Adds the parent directory to the system path
-
 from litellm.llms.docker_model_runner.completion.transformation import (
     DockerModelRunnerCompletionConfig,
 )

tests/test_litellm/llms/docker_model_runner/test_docker_model_runner_dispatch.py

@@ -1,11 +1,7 @@
 """Tests for the Docker Model Runner dispatch wiring in litellm/main.py."""
 
-import os
-import sys
 from unittest.mock import MagicMock, patch
 
-sys.path.insert(0, os.path.abspath("../../../.."))
-
 import litellm
 from litellm.main import _complete_docker_model_runner
 from litellm.types.completion import _CompletionDispatchContext
@@ -51,7 +47,9 @@ def test_complete_docker_model_runner_uses_shared_http_handler():
     ctx = _make_ctx()
     sentinel = MagicMock(name="response")
 
-    with patch("litellm.main.base_llm_http_handler.completion", return_value=sentinel) as mock_completion:
+    with patch(  # test-quality-ok: the dispatch's only injection seam is the shared handler sink
+        "litellm.main.base_llm_http_handler.completion", return_value=sentinel
+    ) as mock_completion:
         result = _complete_docker_model_runner(ctx)
 
     assert result is sentinel
@@ -66,8 +64,12 @@ def test_complete_docker_model_runner_respects_env_api_base(monkeypatch):
     """DOCKER_MODEL_RUNNER_API_BASE is picked up when no explicit api_base is set."""
     monkeypatch.setenv("DOCKER_MODEL_RUNNER_API_BASE", "http://model-runner.docker.internal:12434/engines/v1")
     ctx = _make_ctx()
+    sentinel = MagicMock(name="response")
 
-    with patch("litellm.main.base_llm_http_handler.completion", return_value=MagicMock()) as mock_completion:
-        _complete_docker_model_runner(ctx)
+    with patch(  # test-quality-ok: the dispatch's only injection seam is the shared handler sink
+        "litellm.main.base_llm_http_handler.completion", return_value=sentinel
+    ) as mock_completion:
+        result = _complete_docker_model_runner(ctx)
 
+    assert result is sentinel
     assert mock_completion.call_args.kwargs["api_base"] == "http://model-runner.docker.internal:12434/engines/v1"

tests/test_litellm/llms/docker_model_runner/test_docker_model_runner_embedding_transformation.py

@@ -6,14 +6,10 @@ embedding requests and handles URL generation for the Docker Model Runner API.
 """
 
 import json
-import os
-import sys
 from unittest.mock import MagicMock
 
 import pytest
 
-sys.path.insert(0, os.path.abspath("../../../../.."))  # Adds the parent directory to the system path
-
 from litellm.llms.docker_model_runner.embedding.transformation import (
     DockerModelRunnerEmbeddingConfig,
 )

tests/test_litellm/llms/docker_model_runner/test_docker_model_runner_images_transformation.py

@@ -7,14 +7,10 @@ Diffusers backend of Docker Model Runner.
 """
 
 import json
-import os
-import sys
 from unittest.mock import MagicMock
 
 import pytest
 
-sys.path.insert(0, os.path.abspath("../../../../.."))  # Adds the parent directory to the system path
-
 from litellm.llms.docker_model_runner.images.transformation import (
     DockerModelRunnerImageGenerationConfig,
 )

tests/test_litellm/llms/docker_model_runner/test_docker_model_runner_rerank_transformation.py

@@ -6,14 +6,10 @@ rerank requests and handles both llama.cpp and vLLM response formats.
 """
 
 import json
-import os
-import sys
 from unittest.mock import MagicMock
 
 import pytest
 
-sys.path.insert(0, os.path.abspath("../../../../.."))  # Adds the parent directory to the system path
-
 from litellm.llms.docker_model_runner.rerank.transformation import (
     DockerModelRunnerRerankConfig,
 )