Files
sglang/sgl-model-gateway/e2e_test/e2e_grpc/basic/test_embedding_server.py

110 lines
3.0 KiB
Python

"""
gRPC Router E2E Test - Embedding Server
Test the embedding functionality of the gRPC router.
"""
import sys
import unittest
from pathlib import Path
import openai
_TEST_DIR = Path(__file__).parent
sys.path.insert(0, str(_TEST_DIR.parent))
from fixtures import popen_launch_workers_and_router
from util import (
DEFAULT_EMBEDDING_MODEL_PATH,
DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
DEFAULT_URL_FOR_TEST,
CustomTestCase,
kill_process_tree,
)
class TestEmbeddingServer(CustomTestCase):
"""
Test Embedding API through gRPC router.
"""
@classmethod
def setUpClass(cls):
cls.model = DEFAULT_EMBEDDING_MODEL_PATH
cls.base_url = DEFAULT_URL_FOR_TEST
cls.api_key = "sk-123456"
# Launch workers with --is-embedding flag
cls.cluster = popen_launch_workers_and_router(
cls.model,
cls.base_url,
timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
num_workers=1,
tp_size=1,
policy="round_robin",
api_key=cls.api_key,
worker_args=["--is-embedding"],
)
cls.base_url += "/v1"
@classmethod
def tearDownClass(cls):
# Cleanup router and workers
kill_process_tree(cls.cluster["router"].pid)
for worker in cls.cluster.get("workers", []):
kill_process_tree(worker.pid)
def test_embedding(self):
client = openai.Client(api_key=self.api_key, base_url=self.base_url)
input_text = "Hello world"
response = client.embeddings.create(
model=self.model,
input=input_text,
)
assert response.object == "list"
assert len(response.data) == 1
embedding = response.data[0]
assert embedding.object == "embedding"
assert embedding.index == 0
assert len(embedding.embedding) > 0
assert isinstance(embedding.embedding[0], float)
# Verify usage statistics
assert response.usage.prompt_tokens > 0
assert response.usage.total_tokens == response.usage.prompt_tokens
def test_embedding_batch(self):
client = openai.Client(api_key=self.api_key, base_url=self.base_url)
input_texts = ["Hello world", "SGLang is fast"]
response = client.embeddings.create(
model=self.model,
input=input_texts,
)
assert len(response.data) == 1
assert response.data[0].index == 0
assert len(response.data[0].embedding) > 0
def test_embedding_dimensions(self):
client = openai.Client(api_key=self.api_key, base_url=self.base_url)
response1 = client.embeddings.create(
model=self.model,
input="A short text",
)
dim1 = len(response1.data[0].embedding)
response2 = client.embeddings.create(
model=self.model,
input="A much longer text to ensure dimensions match",
)
dim2 = len(response2.data[0].embedding)
assert dim1 == dim2
if __name__ == "__main__":
unittest.main()