vllm/tests/distributed/test_kvlayout.py
Harry Mellor d6953beb91
Convert formatting to use ruff instead of yapf + isort (#26247)
Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>
2025-10-05 07:06:22 -07:00

79 lines
2.4 KiB
Python

# SPDX-License-Identifier: Apache-2.0
# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
from vllm.config import (
DeviceConfig,
KVTransferConfig,
ModelConfig,
VllmConfig,
set_current_vllm_config,
)
from vllm.distributed.kv_transfer.kv_connector.utils import (
get_kv_connector_cache_layout,
)
from vllm.logger import init_logger
logger = init_logger("test_expert_parallel")
def test_get_kv_connector_cache_layout_without_kv_connector():
vllm_config = VllmConfig(device_config=DeviceConfig("cpu"))
with set_current_vllm_config(vllm_config):
# Test with default settings
layout = get_kv_connector_cache_layout()
assert layout == "NHD"
def test_get_kv_connector_cache_layout_with_lmcache_connector():
kv_transfer_config = KVTransferConfig(
kv_connector="LMCacheConnectorV1",
kv_role="kv_both",
)
vllm_config = VllmConfig(
device_config=DeviceConfig("cpu"), kv_transfer_config=kv_transfer_config
)
with set_current_vllm_config(vllm_config):
# Test with default settings
layout = get_kv_connector_cache_layout()
assert layout == "NHD"
def test_get_kv_connector_cache_layout_with_nixl_connector():
kv_transfer_config = KVTransferConfig(
kv_connector="NixlConnector",
kv_role="kv_both",
)
model_config = ModelConfig()
vllm_config = VllmConfig(
device_config=DeviceConfig("cpu"),
model_config=model_config,
kv_transfer_config=kv_transfer_config,
)
with set_current_vllm_config(vllm_config):
# Test with default settings
layout = get_kv_connector_cache_layout()
assert layout == "HND"
def test_get_kv_connector_cache_layout_with_multi_connector():
kv_transfer_config = KVTransferConfig(
kv_connector="MultiConnector",
kv_role="kv_both",
kv_connector_extra_config={
"connectors": [
{"kv_connector": "SharedStorageConnector", "kv_role": "kv_both"},
{"kv_connector": "NixlConnector", "kv_role": "kv_both"},
]
},
)
model_config = ModelConfig()
vllm_config = VllmConfig(
device_config=DeviceConfig("cpu"),
model_config=model_config,
kv_transfer_config=kv_transfer_config,
)
with set_current_vllm_config(vllm_config):
# Test with default settings
layout = get_kv_connector_cache_layout()
assert layout == "HND"