Files
sglang/python/sglang/multimodal_gen/test/test_utils.py

280 lines
8.0 KiB
Python

# Copied and adapted from: https://github.com/hao-ai-lab/FastVideo
import dataclasses
import os
import shlex
import socket
import subprocess
import sys
import time
import unittest
from typing import Optional
from PIL import Image
from sglang.multimodal_gen.configs.sample.base import DataType
from sglang.multimodal_gen.runtime.utils.logging_utils import init_logger
logger = init_logger(__name__)
def run_command(command) -> Optional[float]:
"""Runs a command and returns the execution time and status."""
print(f"Running command: {shlex.join(command)}")
duration = None
with subprocess.Popen(
command,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
text=True,
encoding="utf-8",
) as process:
for line in process.stdout:
sys.stdout.write(line)
if "Pixel data generated" in line:
words = line.split(" ")
duration = float(words[-2])
if process.returncode == 0:
return duration
else:
print(f"Command failed with exit code {process.returncode}")
return None
def probe_port(host="127.0.0.1", port=30010, timeout=2.0) -> bool:
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
s.settimeout(timeout)
try:
s.connect((host, port))
return True
except OSError:
return False
def is_mp4(data):
idx = data.find(b"ftyp")
return 0 <= idx <= 32
def is_png(data):
# PNG files start with: 89 50 4E 47 0D 0A 1A 0A
return data.startswith(b"\x89PNG\r\n\x1a\n")
def wait_for_port(host="127.0.0.1", port=30010, deadline=300.0, interval=0.5):
end = time.time() + deadline
last_err = None
while time.time() < end:
if probe_port(host, port, timeout=interval):
return True
time.sleep(interval)
raise TimeoutError(f"Port {host}:{port} not ready. Last error: {last_err}")
def check_image_size(ut, image, width, height):
# check image size
ut.assertEqual(image.size, (width, height))
@dataclasses.dataclass
class TestResult:
name: str
key: str
duration: Optional[float]
succeed: bool
@property
def duration_str(self):
return f"{self.duration:.4f}" if self.duration else "NA"
class TestCLIBase(unittest.TestCase):
model_path: str = None
extra_args = []
data_type: DataType = None
# tested on h100
thresholds = {}
width: int = 720
height: int = 720
output_path: str = "test_outputs"
base_command = [
"sglang",
"generate",
"--text-encoder-cpu-offload",
"--pin-cpu-memory",
"--prompt",
"A curious raccoon",
"--save-output",
"--log-level=debug",
f"--width={width}",
f"--height={height}",
f"--output-path={output_path}",
]
results = []
@classmethod
def setUpClass(cls):
cls.results = []
def _run_command(self, name: str, model_path: str, test_key: str = "", args=[]):
command = (
self.base_command
+ [f"--model-path={model_path}"]
+ shlex.split(args or "")
+ ["--output-file-name", f"{name}"]
+ self.extra_args
)
duration = run_command(command)
status = "Success" if duration else "Failed"
succeed = duration is not None
duration = float(duration) if succeed else None
self.results.append(TestResult(name, test_key, duration, succeed))
return name, duration, status
class TestGenerateBase(TestCLIBase):
model_path: str = None
extra_args = []
data_type: DataType = None
# tested on h100
thresholds = {}
width: int = 720
height: int = 720
output_path: str = "test_outputs"
image_path: str | None = None
prompt: str | None = "A curious raccoon"
base_command = [
"sglang",
"generate",
# "--text-encoder-cpu-offload",
# "--pin-cpu-memory",
f"--prompt",
f"{prompt}",
"--save-output",
"--log-level=debug",
f"--width={width}",
f"--height={height}",
f"--output-path={output_path}",
]
results: list[TestResult] = []
@classmethod
def setUpClass(cls):
cls.results = []
@classmethod
def tearDownClass(cls):
# Print markdown table
print("\n## Test Results\n")
print("| Test Case | Duration | Status |")
print("|--------------------------------|----------|---------|")
test_keys = ["test_single_gpu", "test_cfg_parallel", "test_usp", "test_mixed"]
test_key_to_order = {
test_key: order for order, test_key in enumerate(test_keys)
}
ordered_results: list[TestResult] = [None] * len(test_keys)
for result in cls.results:
order = test_key_to_order[result.key]
ordered_results[order] = result
for result in ordered_results:
if not result:
continue
status = (
"Succeed"
if (
result.succeed
and float(result.duration) <= float(cls.thresholds[result.key])
)
else "Failed"
)
print(f"| {result.name:<30} | {result.duration_str:<8} | {status:<7} |")
print()
durations = [result.duration_str for result in cls.results]
print(" | ".join([""] + durations + [""]))
def _run_test(self, name: str, args, model_path: str, test_key: str):
time_threshold = self.thresholds[test_key]
name, duration, status = self._run_command(
name, args=args, model_path=model_path, test_key=test_key
)
self.verify(status, name, duration, time_threshold)
def verify(self, status, name, duration, time_threshold):
print("-" * 80)
print("\n" * 3)
# test task status
self.assertEqual(status, "Success", f"{name} command failed")
self.assertIsNotNone(duration, f"Could not parse duration for {name}")
self.assertLessEqual(
duration,
time_threshold,
f"{name} failed with {duration:.4f}s > {time_threshold}s",
)
# test output file
path = os.path.join(
self.output_path, f"{name}.{self.data_type.get_default_extension()}"
)
self.assertTrue(os.path.exists(path), f"Output file not exist for {path}")
if self.data_type == DataType.IMAGE:
with Image.open(path) as image:
check_image_size(self, image, self.width, self.height)
logger.info(f"{name} passed in {duration:.4f}s (threshold: {time_threshold}s)")
def model_name(self):
return self.model_path.split("/")[-1]
def test_single_gpu(self):
"""single gpu"""
self._run_test(
name=f"{self.model_name()}_single_gpu",
args=None,
model_path=self.model_path,
test_key="test_single_gpu",
)
def test_cfg_parallel(self):
"""cfg parallel"""
if self.data_type == DataType.IMAGE:
return
self._run_test(
name=f"{self.model_name()}_cfg_parallel",
args="--num-gpus 2 --enable-cfg-parallel",
model_path=self.model_path,
test_key="test_cfg_parallel",
)
def test_usp(self):
"""usp"""
if self.data_type == DataType.IMAGE:
return
self._run_test(
name=f"{self.model_name()}_usp",
args="--num-gpus 4 --ulysses-degree=2 --ring-degree=2",
model_path=self.model_path,
test_key="test_usp",
)
def test_mixed(self):
"""mixed"""
if self.data_type == DataType.IMAGE:
return
self._run_test(
name=f"{self.model_name()}_mixed",
args="--num-gpus 4 --ulysses-degree=2 --ring-degree=1 --enable-cfg-parallel",
model_path=self.model_path,
test_key="test_mixed",
)