import unittest
from types import SimpleNamespace

from sglang.srt.utils import kill_process_tree
from sglang.test.ci.ci_register import register_amd_ci, register_cuda_ci
from sglang.test.run_eval import run_eval
from sglang.test.test_utils import (
    DEFAULT_MLA_FP8_MODEL_NAME_FOR_TEST,
    DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
    DEFAULT_URL_FOR_TEST,
    CustomTestCase,
    popen_launch_server,
)

# MLA FP8 KV cache test with MGSM evaluation
register_cuda_ci(est_time=77, suite="stage-b-test-large-1-gpu")
register_amd_ci(est_time=800, suite="stage-b-test-small-1-gpu-amd")


class TestMLA(CustomTestCase):
    @classmethod
    def setUpClass(cls):
        cls.model = DEFAULT_MLA_FP8_MODEL_NAME_FOR_TEST
        cls.base_url = DEFAULT_URL_FOR_TEST
        cls.process = popen_launch_server(
            cls.model,
            cls.base_url,
            timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
            other_args=[
                "--trust-remote-code",
                "--kv-cache-dtype",
                "fp8_e5m2",
            ],
        )

    @classmethod
    def tearDownClass(cls):
        kill_process_tree(cls.process.pid)

    def test_mgsm_en(self):
        args = SimpleNamespace(
            base_url=self.base_url,
            model=self.model,
            eval_name="mgsm_en",
            num_examples=None,
            num_threads=1024,
        )

        metrics = run_eval(args)
        assert metrics["score"] >= 0.8


if __name__ == "__main__":
    unittest.main()