Files
sglang/test/registered/bench_fn/test_bench_serving_functionality.py

101 lines
3.3 KiB
Python

import json
import tempfile
import time
import unittest
from pathlib import Path
from sglang.bench_serving import run_benchmark
from sglang.srt.utils import kill_process_tree
from sglang.test.ci.ci_register import register_cuda_ci
from sglang.test.test_utils import (
DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
DEFAULT_URL_FOR_TEST,
CustomTestCase,
get_benchmark_args,
popen_launch_server,
)
register_cuda_ci(est_time=300, suite="nightly-1-gpu", nightly=True)
MODEL = "Qwen/Qwen3-0.6B"
NUM_CONVERSATIONS, NUM_TURNS = 4, 3
class TestBenchServingFunctionality(CustomTestCase):
def test_gsp_multi_turn(self):
with tempfile.TemporaryDirectory() as temp_dir:
process = popen_launch_server(
MODEL,
DEFAULT_URL_FOR_TEST,
timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
other_args=[
"--mem-fraction-static",
"0.7",
"--log-requests",
"--log-requests-level",
"3",
"--log-requests-format",
"json",
"--log-requests-target",
"stdout",
temp_dir,
],
)
try:
args = get_benchmark_args(
base_url=DEFAULT_URL_FOR_TEST,
backend="sglang-oai-chat",
tokenizer=MODEL,
dataset_name="generated-shared-prefix",
num_prompts=NUM_CONVERSATIONS,
request_rate=float("inf"),
gsp_num_groups=2,
gsp_prompts_per_group=2,
gsp_system_prompt_len=64,
gsp_question_len=16,
gsp_output_len=16,
gsp_num_turns=NUM_TURNS,
)
args.warmup_requests = 0
res = run_benchmark(args)
self.assertEqual(res["completed"], NUM_CONVERSATIONS * NUM_TURNS)
time.sleep(1)
logs = "".join(f.read_text() for f in Path(temp_dir).glob("*.log"))
self._verify_multi_turn_logs(logs)
finally:
kill_process_tree(process.pid)
def _verify_multi_turn_logs(self, content: str):
reqs = []
for line in content.splitlines():
if not line.startswith("{"):
continue
obj = json.loads(line)
if obj.get("event") != "request.finished":
continue
text = obj.get("obj", {}).get("text")
rid = obj.get("rid", "")
if text and not rid.startswith("HEALTH_CHECK"):
reqs.append(text)
self.assertGreaterEqual(len(reqs), NUM_CONVERSATIONS * NUM_TURNS)
# Verify prefix relationships
reqs_sorted = sorted(reqs, key=len)
prefix_count = 0
for i, text in enumerate(reqs_sorted):
for j in range(i + 1, len(reqs_sorted)):
if reqs_sorted[j].startswith(text):
prefix_count += 1
break
expected = NUM_CONVERSATIONS * (NUM_TURNS - 1)
self.assertGreaterEqual(
prefix_count, expected, f"Expected at least {expected} prefix pairs"
)
if __name__ == "__main__":
unittest.main()