# Copyright 2026 Huawei Technologies Co., Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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#
# http://www.apache.org/licenses/LICENSE-2.0
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"""ST test for PyPTO task flow using relu resource case."""

import os
import textwrap
import pytest

from akg_agents.core.worker.manager import register_local_worker, register_remote_worker
from akg_agents.op.config.config_validator import load_config
from akg_agents.op.langgraph_op.task import LangGraphTask as AIKGTask
from akg_agents.utils.environment_check import check_env_for_task
from ..utils import get_device_id


@pytest.mark.level1
@pytest.mark.torch
@pytest.mark.pypto
@pytest.mark.ascend
@pytest.mark.ascend910b4
@pytest.mark.asyncio
async def test_task_pypto_verifier_only_ascend910b4():
    """Run relu PyPTO code through LangGraphTask verifier-only workflow."""
    framework = "torch"
    dsl = "pypto"
    backend = "ascend"
    arch = "ascend910b4"

    worker_mode = os.getenv("AKG_ST_WORKER_MODE", "local").strip().lower()
    remote_url = os.getenv("AKG_ST_WORKER_URL", "http://127.0.0.1:19001").strip()
    device_id = get_device_id()

    config = load_config(dsl=dsl, backend=backend)
    config["pypto_run_mode"] = 0
    check_env_for_task(framework, backend, dsl, config, is_remote=(worker_mode == "remote"))

    if worker_mode == "remote":
        await register_remote_worker(backend=backend, arch=arch, worker_url=remote_url)
    else:
        await register_local_worker([device_id], backend=backend, arch=arch)

    op_name = "relu"
    task_file = f"./tests/op/resources/{op_name}_op/{op_name}_{framework}.py"
    kernel_file = f"./tests/op/resources/{op_name}_op/{op_name}_{dsl}.py"
    with open(task_file, "r", encoding="utf-8") as f:
        task_desc = f.read()
    with open(kernel_file, "r", encoding="utf-8") as f:
        kernel_code = f.read()

    task = AIKGTask(
        op_name=op_name,
        task_desc=textwrap.dedent(task_desc),
        task_id="pypto_task_relu",
        backend=backend,
        arch=arch,
        dsl=dsl,
        config=config,
        framework=framework,
        task_type="precision_only",
        workflow="kernelgen_only_workflow",
    )
    _, success, final_state = await task.run({"coder_code": kernel_code})

    assert success, f"PyPTO task verify failed: {final_state.get('verifier_error') or final_state.get('error')}"