sglang0.4.5.post1/test/srt/test_server_args.py

263 lines
9.2 KiB
Python

import json
import unittest
from unittest.mock import MagicMock, patch
from sglang.srt.server_args import PortArgs, prepare_server_args
from sglang.test.test_utils import CustomTestCase
class TestPrepareServerArgs(CustomTestCase):
def test_prepare_server_args(self):
server_args = prepare_server_args(
[
"--model-path",
"model_path",
"--json-model-override-args",
'{"rope_scaling": {"factor": 2.0, "rope_type": "linear"}}',
]
)
self.assertEqual(server_args.model_path, "model_path")
self.assertEqual(
json.loads(server_args.json_model_override_args),
{"rope_scaling": {"factor": 2.0, "rope_type": "linear"}},
)
class TestPortArgs(unittest.TestCase):
@patch("sglang.srt.server_args.is_port_available")
@patch("sglang.srt.server_args.tempfile.NamedTemporaryFile")
def test_init_new_standard_case(self, mock_temp_file, mock_is_port_available):
mock_is_port_available.return_value = True
mock_temp_file.return_value.name = "temp_file"
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = False
port_args = PortArgs.init_new(server_args)
self.assertTrue(port_args.tokenizer_ipc_name.startswith("ipc://"))
self.assertTrue(port_args.scheduler_input_ipc_name.startswith("ipc://"))
self.assertTrue(port_args.detokenizer_ipc_name.startswith("ipc://"))
self.assertIsInstance(port_args.nccl_port, int)
@patch("sglang.srt.server_args.is_port_available")
def test_init_new_with_single_node_dp_attention(self, mock_is_port_available):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 1
server_args.dist_init_addr = None
port_args = PortArgs.init_new(server_args)
self.assertTrue(port_args.tokenizer_ipc_name.startswith("tcp://127.0.0.1:"))
self.assertTrue(
port_args.scheduler_input_ipc_name.startswith("tcp://127.0.0.1:")
)
self.assertTrue(port_args.detokenizer_ipc_name.startswith("tcp://127.0.0.1:"))
self.assertIsInstance(port_args.nccl_port, int)
@patch("sglang.srt.server_args.is_port_available")
def test_init_new_with_dp_rank(self, mock_is_port_available):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 1
server_args.dist_init_addr = "192.168.1.1:25000"
port_args = PortArgs.init_new(server_args, dp_rank=2)
print(f"{port_args=}")
self.assertTrue(port_args.scheduler_input_ipc_name.endswith(":25007"))
self.assertTrue(port_args.tokenizer_ipc_name.startswith("tcp://192.168.1.1:"))
self.assertTrue(port_args.detokenizer_ipc_name.startswith("tcp://192.168.1.1:"))
self.assertIsInstance(port_args.nccl_port, int)
@patch("sglang.srt.server_args.is_port_available")
def test_init_new_with_ipv4_address(self, mock_is_port_available):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "192.168.1.1:25000"
port_args = PortArgs.init_new(server_args)
self.assertTrue(port_args.tokenizer_ipc_name.startswith("tcp://192.168.1.1:"))
self.assertTrue(
port_args.scheduler_input_ipc_name.startswith("tcp://192.168.1.1:")
)
self.assertTrue(port_args.detokenizer_ipc_name.startswith("tcp://192.168.1.1:"))
self.assertIsInstance(port_args.nccl_port, int)
@patch("sglang.srt.server_args.is_port_available")
def test_init_new_with_malformed_ipv4_address(self, mock_is_port_available):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "192.168.1.1"
with self.assertRaises(AssertionError) as context:
PortArgs.init_new(server_args)
self.assertIn(
"please provide --dist-init-addr as host:port", str(context.exception)
)
@patch("sglang.srt.server_args.is_port_available")
def test_init_new_with_malformed_ipv4_address_invalid_port(
self, mock_is_port_available
):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "192.168.1.1:abc"
with self.assertRaises(ValueError) as context:
PortArgs.init_new(server_args)
@patch("sglang.srt.server_args.is_port_available")
@patch("sglang.srt.server_args.is_valid_ipv6_address", return_value=True)
def test_init_new_with_ipv6_address(
self, mock_is_valid_ipv6, mock_is_port_available
):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "[2001:db8::1]:25000"
port_args = PortArgs.init_new(server_args)
self.assertTrue(port_args.tokenizer_ipc_name.startswith("tcp://[2001:db8::1]:"))
self.assertTrue(
port_args.scheduler_input_ipc_name.startswith("tcp://[2001:db8::1]:")
)
self.assertTrue(
port_args.detokenizer_ipc_name.startswith("tcp://[2001:db8::1]:")
)
self.assertIsInstance(port_args.nccl_port, int)
@patch("sglang.srt.server_args.is_port_available")
@patch("sglang.srt.server_args.is_valid_ipv6_address", return_value=False)
def test_init_new_with_invalid_ipv6_address(
self, mock_is_valid_ipv6, mock_is_port_available
):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "[invalid-ipv6]:25000"
with self.assertRaises(ValueError) as context:
PortArgs.init_new(server_args)
self.assertIn("invalid IPv6 address", str(context.exception))
@patch("sglang.srt.server_args.is_port_available")
def test_init_new_with_malformed_ipv6_address_missing_bracket(
self, mock_is_port_available
):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "[2001:db8::1:25000"
with self.assertRaises(ValueError) as context:
PortArgs.init_new(server_args)
self.assertIn("invalid IPv6 address format", str(context.exception))
@patch("sglang.srt.server_args.is_port_available")
@patch("sglang.srt.server_args.is_valid_ipv6_address", return_value=True)
def test_init_new_with_malformed_ipv6_address_missing_port(
self, mock_is_valid_ipv6, mock_is_port_available
):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "[2001:db8::1]"
with self.assertRaises(ValueError) as context:
PortArgs.init_new(server_args)
self.assertIn(
"a port must be specified in IPv6 address", str(context.exception)
)
@patch("sglang.srt.server_args.is_port_available")
@patch("sglang.srt.server_args.is_valid_ipv6_address", return_value=True)
def test_init_new_with_malformed_ipv6_address_invalid_port(
self, mock_is_valid_ipv6, mock_is_port_available
):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "[2001:db8::1]:abcde"
with self.assertRaises(ValueError) as context:
PortArgs.init_new(server_args)
self.assertIn("invalid port in IPv6 address", str(context.exception))
@patch("sglang.srt.server_args.is_port_available")
@patch("sglang.srt.server_args.is_valid_ipv6_address", return_value=True)
def test_init_new_with_malformed_ipv6_address_wrong_separator(
self, mock_is_valid_ipv6, mock_is_port_available
):
mock_is_port_available.return_value = True
server_args = MagicMock()
server_args.port = 30000
server_args.enable_dp_attention = True
server_args.nnodes = 2
server_args.dist_init_addr = "[2001:db8::1]#25000"
with self.assertRaises(ValueError) as context:
PortArgs.init_new(server_args)
self.assertIn("expected ':' after ']'", str(context.exception))
if __name__ == "__main__":
unittest.main()