import os
import subprocess
import unittest
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]


class EngineContractTest(unittest.TestCase):
    def test_locked_values_match(self) -> None:
        example = (ROOT / "task_info.env.example").read_text(encoding="utf-8")
        workflow_env = (ROOT / ".gitea/workflows/task_info.env").read_text(encoding="utf-8")
        dockerfile = (ROOT / "Dockerfile").read_text(encoding="utf-8")
        self.assertIn("FRAMEWORK=vllm_0_17_0_corex_4_4_0", example)
        self.assertIn("GPU_TYPE=Iluvatar_bi-150", example)
        self.assertIn("FRAMEWORK=vllm_0_17_0_corex_4_4_0", workflow_env)
        self.assertIn("GPU_TYPE=Iluvatar_bi-150", workflow_env)
        self.assertIn("FRAMEWORK=vllm_0_17_0_corex_4_4_0", dockerfile)
        self.assertIn("GPU_TYPE=Iluvatar_bi-150", dockerfile)
        self.assertIn(
            "registry.iluvatar.com.cn:10443/customer/sz/vllm0.17.0-4.4.0-x86:v4.1",
            dockerfile,
        )
        self.assertNotIn("FRAMEWORK=vllm_fix_tokenizer", example)
        self.assertNotIn("FRAMEWORK=vllm_fix_tokenizer", workflow_env)
        self.assertNotIn("FRAMEWORK=vllm_fix_tokenizer", dockerfile)

    def test_ci_does_not_submit_platform_task(self) -> None:
        workflow = (ROOT / ".gitea/workflows/build.yml").read_text(encoding="utf-8")
        self.assertNotIn("adminApi", workflow)
        self.assertNotIn("modelhub.org.cn", workflow)
        self.assertIn("build-only", workflow)
        self.assertIn('tags:', workflow)

    def test_no_zip_or_contest_targets(self) -> None:
        makefile = (ROOT / "Makefile").read_text(encoding="utf-8")
        self.assertNotIn("package", makefile)
        self.assertNotIn("submit", makefile)
        self.assertFalse((ROOT / "contest").exists())
        self.assertFalse((ROOT / "computility-run.yaml").exists())

    def test_dry_run_prints_plan(self) -> None:
        env = os.environ.copy()
        env.pop("FRAMEWORK", None)
        env.pop("GPU_TYPE", None)
        env.pop("MODEL_DIR", None)
        completed = subprocess.run(
            ["bash", "scripts/entrypoint.sh", "--dry-run"],
            cwd=ROOT,
            env=env,
            text=True,
            capture_output=True,
            check=False,
        )
        self.assertEqual(completed.returncode, 0, completed.stderr)
        self.assertIn("FRAMEWORK=vllm_0_17_0_corex_4_4_0", completed.stdout)
        self.assertIn("GPU_TYPE=Iluvatar_bi-150", completed.stdout)
        self.assertIn("python3 -m vllm.entrypoints.openai.api_server", completed.stdout)
        self.assertIn("dry-run: 不启动进程，不访问平台", completed.stdout)
        self.assertNotIn("modelhub.org.cn", completed.stdout)
        self.assertIn("<|user|>", completed.stdout)

    def test_dry_run_rejects_forbidden_framework(self) -> None:
        env = os.environ.copy()
        env["FRAMEWORK"] = "vllm_fix_tokenizer"
        completed = subprocess.run(
            ["bash", "scripts/entrypoint.sh", "--dry-run"],
            cwd=ROOT,
            env=env,
            text=True,
            capture_output=True,
            check=False,
        )
        self.assertNotEqual(completed.returncode, 0)
        self.assertIn("vllm_fix_tokenizer", completed.stderr)

    def test_tokenizer_patch_stays_off(self) -> None:
        import shutil
        import tempfile

        import apply_patches

        with tempfile.TemporaryDirectory() as tmp:
            model = Path(tmp) / "model"
            shutil.copytree(ROOT / "tests" / "fixtures" / "fake-model", model)
            result = apply_patches.apply_all(
                model,
                (ROOT / "patches/chat_template/default_chat_template.jinja").read_text(encoding="utf-8"),
                apply_patches.load_whitelist(ROOT / "patches/architectures/whitelist.txt"),
                {},
            )
        self.assertFalse(result["tokenizer"]["applied"])


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