vllm/tests/entrypoints/openai/test_run_batch.py

144 lines
7.2 KiB
Python

# SPDX-License-Identifier: Apache-2.0
import json
import subprocess
import sys
import tempfile
from vllm.entrypoints.openai.protocol import BatchRequestOutput
# ruff: noqa: E501
INPUT_BATCH = """{"custom_id": "request-1", "method": "POST", "url": "/v1/chat/completions", "body": {"model": "NousResearch/Meta-Llama-3-8B-Instruct", "messages": [{"role": "system", "content": "You are a helpful assistant."},{"role": "user", "content": "Hello world!"}],"max_tokens": 1000}}
{"custom_id": "request-2", "method": "POST", "url": "/v1/chat/completions", "body": {"model": "NousResearch/Meta-Llama-3-8B-Instruct", "messages": [{"role": "system", "content": "You are an unhelpful assistant."},{"role": "user", "content": "Hello world!"}],"max_tokens": 1000}}
{"custom_id": "request-3", "method": "POST", "url": "/v1/chat/completions", "body": {"model": "NonExistModel", "messages": [{"role": "system", "content": "You are an unhelpful assistant."},{"role": "user", "content": "Hello world!"}],"max_tokens": 1000}}
{"custom_id": "request-4", "method": "POST", "url": "/bad_url", "body": {"model": "NousResearch/Meta-Llama-3-8B-Instruct", "messages": [{"role": "system", "content": "You are an unhelpful assistant."},{"role": "user", "content": "Hello world!"}],"max_tokens": 1000}}
{"custom_id": "request-5", "method": "POST", "url": "/v1/chat/completions", "body": {"stream": "True", "model": "NousResearch/Meta-Llama-3-8B-Instruct", "messages": [{"role": "system", "content": "You are an unhelpful assistant."},{"role": "user", "content": "Hello world!"}],"max_tokens": 1000}}"""
INVALID_INPUT_BATCH = """{"invalid_field": "request-1", "method": "POST", "url": "/v1/chat/completions", "body": {"model": "NousResearch/Meta-Llama-3-8B-Instruct", "messages": [{"role": "system", "content": "You are a helpful assistant."},{"role": "user", "content": "Hello world!"}],"max_tokens": 1000}}
{"custom_id": "request-2", "method": "POST", "url": "/v1/chat/completions", "body": {"model": "NousResearch/Meta-Llama-3-8B-Instruct", "messages": [{"role": "system", "content": "You are an unhelpful assistant."},{"role": "user", "content": "Hello world!"}],"max_tokens": 1000}}"""
INPUT_EMBEDDING_BATCH = """{"custom_id": "request-1", "method": "POST", "url": "/v1/embeddings", "body": {"model": "intfloat/multilingual-e5-small", "input": "You are a helpful assistant."}}
{"custom_id": "request-2", "method": "POST", "url": "/v1/embeddings", "body": {"model": "intfloat/multilingual-e5-small", "input": "You are an unhelpful assistant."}}
{"custom_id": "request-3", "method": "POST", "url": "/v1/embeddings", "body": {"model": "intfloat/multilingual-e5-small", "input": "Hello world!"}}
{"custom_id": "request-4", "method": "POST", "url": "/v1/embeddings", "body": {"model": "NonExistModel", "input": "Hello world!"}}"""
INPUT_SCORE_BATCH = """{"custom_id": "request-1", "method": "POST", "url": "/v1/score", "body": {"model": "BAAI/bge-reranker-v2-m3", "text_1": "What is the capital of France?", "text_2": ["The capital of Brazil is Brasilia.", "The capital of France is Paris."]}}
{"custom_id": "request-2", "method": "POST", "url": "/v1/score", "body": {"model": "BAAI/bge-reranker-v2-m3", "text_1": "What is the capital of France?", "text_2": ["The capital of Brazil is Brasilia.", "The capital of France is Paris."]}}"""
def test_empty_file():
with tempfile.NamedTemporaryFile(
"w") as input_file, tempfile.NamedTemporaryFile(
"r") as output_file:
input_file.write("")
input_file.flush()
proc = subprocess.Popen([
sys.executable, "-m", "vllm.entrypoints.openai.run_batch", "-i",
input_file.name, "-o", output_file.name, "--model",
"intfloat/multilingual-e5-small"
], )
proc.communicate()
proc.wait()
assert proc.returncode == 0, f"{proc=}"
contents = output_file.read()
assert contents.strip() == ""
def test_completions():
with tempfile.NamedTemporaryFile(
"w") as input_file, tempfile.NamedTemporaryFile(
"r") as output_file:
input_file.write(INPUT_BATCH)
input_file.flush()
proc = subprocess.Popen([
sys.executable, "-m", "vllm.entrypoints.openai.run_batch", "-i",
input_file.name, "-o", output_file.name, "--model",
"NousResearch/Meta-Llama-3-8B-Instruct"
], )
proc.communicate()
proc.wait()
assert proc.returncode == 0, f"{proc=}"
contents = output_file.read()
for line in contents.strip().split("\n"):
# Ensure that the output format conforms to the openai api.
# Validation should throw if the schema is wrong.
BatchRequestOutput.model_validate_json(line)
def test_completions_invalid_input():
"""
Ensure that we fail when the input doesn't conform to the openai api.
"""
with tempfile.NamedTemporaryFile(
"w") as input_file, tempfile.NamedTemporaryFile(
"r") as output_file:
input_file.write(INVALID_INPUT_BATCH)
input_file.flush()
proc = subprocess.Popen([
sys.executable, "-m", "vllm.entrypoints.openai.run_batch", "-i",
input_file.name, "-o", output_file.name, "--model",
"NousResearch/Meta-Llama-3-8B-Instruct"
], )
proc.communicate()
proc.wait()
assert proc.returncode != 0, f"{proc=}"
def test_embeddings():
with tempfile.NamedTemporaryFile(
"w") as input_file, tempfile.NamedTemporaryFile(
"r") as output_file:
input_file.write(INPUT_EMBEDDING_BATCH)
input_file.flush()
proc = subprocess.Popen([
sys.executable, "-m", "vllm.entrypoints.openai.run_batch", "-i",
input_file.name, "-o", output_file.name, "--model",
"intfloat/multilingual-e5-small"
], )
proc.communicate()
proc.wait()
assert proc.returncode == 0, f"{proc=}"
contents = output_file.read()
for line in contents.strip().split("\n"):
# Ensure that the output format conforms to the openai api.
# Validation should throw if the schema is wrong.
BatchRequestOutput.model_validate_json(line)
def test_score():
with tempfile.NamedTemporaryFile(
"w") as input_file, tempfile.NamedTemporaryFile(
"r") as output_file:
input_file.write(INPUT_SCORE_BATCH)
input_file.flush()
proc = subprocess.Popen([
sys.executable,
"-m",
"vllm.entrypoints.openai.run_batch",
"-i",
input_file.name,
"-o",
output_file.name,
"--model",
"BAAI/bge-reranker-v2-m3",
], )
proc.communicate()
proc.wait()
assert proc.returncode == 0, f"{proc=}"
contents = output_file.read()
for line in contents.strip().split("\n"):
# Ensure that the output format conforms to the openai api.
# Validation should throw if the schema is wrong.
BatchRequestOutput.model_validate_json(line)
# Ensure that there is no error in the response.
line_dict = json.loads(line)
assert isinstance(line_dict, dict)
assert line_dict["error"] is None