[CI/Build] split true unit tests to Entrypoints Unit Tests (#24418)

Signed-off-by: Ye (Charlotte) Qi <yeq@meta.com>

.buildkite/test-pipeline.yaml

@@ -102,7 +102,18 @@ steps:
   commands:
   - pytest -v -s core
 
-- label: Entrypoints Test (LLM) # 30min
+- label: Entrypoints Unit Tests # 5min
+  timeout_in_minutes: 10
+  working_dir: "/vllm-workspace/tests"
+  fast_check: true
+  source_file_dependencies:
+  - vllm/entrypoints
+  - tests/entrypoints/
+  commands:
+  - pytest -v -s entrypoints/openai/tool_parsers
+  - pytest -v -s entrypoints/ --ignore=entrypoints/llm --ignore=entrypoints/openai --ignore=entrypoints/offline_mode --ignore=entrypoints/test_chat_utils.py
+
+- label: Entrypoints Integration Test (LLM) # 30min
   timeout_in_minutes: 40
   mirror_hardwares: [amdexperimental]
   working_dir: "/vllm-workspace/tests"
@@ -119,7 +130,7 @@ steps:
   - pytest -v -s entrypoints/llm/test_generate.py # it needs a clean process
   - VLLM_USE_V1=0 pytest -v -s entrypoints/offline_mode # Needs to avoid interference with other tests
 
-- label: Entrypoints Test (API Server) # 100min
+- label: Entrypoints Integration Test (API Server) # 100min
   timeout_in_minutes: 130
   mirror_hardwares: [amdexperimental]
   working_dir: "/vllm-workspace/tests"
@@ -132,7 +143,7 @@ steps:
   commands:
   - export VLLM_WORKER_MULTIPROC_METHOD=spawn
   - PYTHONPATH=/vllm-workspace pytest -v -s entrypoints/openai/test_collective_rpc.py # PYTHONPATH is needed to import custom Worker extension
-  - pytest -v -s entrypoints/openai --ignore=entrypoints/openai/test_chat_with_tool_reasoning.py --ignore=entrypoints/openai/test_oot_registration.py --ignore=entrypoints/openai/test_tensorizer_entrypoint.py --ignore=entrypoints/openai/correctness/ --ignore=entrypoints/openai/test_collective_rpc.py
+  - pytest -v -s entrypoints/openai --ignore=entrypoints/openai/test_chat_with_tool_reasoning.py --ignore=entrypoints/openai/test_oot_registration.py --ignore=entrypoints/openai/test_tensorizer_entrypoint.py --ignore=entrypoints/openai/correctness/ --ignore=entrypoints/openai/test_collective_rpc.py --ignore=entrypoints/openai/tool_parsers/
   - pytest -v -s entrypoints/test_chat_utils.py
 
 - label: Distributed Tests (4 GPUs) # 35min

tests/entrypoints/test_api_server_process_manager.py

@@ -95,7 +95,7 @@ def test_api_server_process_manager_init(api_server_args, with_stats_update):
             assert not proc.is_alive()
 
 
-@patch("vllm.entrypoints.cli.serve.run_api_server_worker",
+@patch("vllm.entrypoints.cli.serve.run_api_server_worker_proc",
        mock_run_api_server_worker)
 def test_wait_for_completion_or_failure(api_server_args):
     """Test that wait_for_completion_or_failure works with failures."""