import unittest
from types import SimpleNamespace
from unittest.mock import MagicMock

from app.crud.process_route import (
    assert_route_writable,
    assert_step_route_writable,
    is_super_admin_user,
)


class TestIsSuperAdminUser(unittest.TestCase):
    def test_super_admin(self):
        self.assertTrue(is_super_admin_user({"role": "super_admin"}))

    def test_admin_not_super(self):
        self.assertFalse(is_super_admin_user({"role": "admin"}))

    def test_none(self):
        self.assertFalse(is_super_admin_user(None))


class TestAssertRouteWritable(unittest.TestCase):
    def test_missing_route(self):
        db = MagicMock()
        db.query.return_value.filter.return_value.first.return_value = None
        with self.assertRaisesRegex(ValueError, "路线不存在"):
            assert_route_writable(db, "r1", {"role": "admin"})

    def test_builtin_blocks_non_super(self):
        db = MagicMock()
        route = SimpleNamespace(id="r1", is_builtin="1", route_id=None)
        db.query.return_value.filter.return_value.first.return_value = route
        with self.assertRaisesRegex(ValueError, "内置模版"):
            assert_route_writable(db, "r1", {"role": "admin"})

    def test_builtin_allows_super(self):
        db = MagicMock()
        route = SimpleNamespace(id="r1", is_builtin="1")
        db.query.return_value.filter.return_value.first.return_value = route
        self.assertIs(assert_route_writable(db, "r1", {"role": "super_admin"}), route)

    def test_normal_allows_admin(self):
        db = MagicMock()
        route = SimpleNamespace(id="r1", is_builtin="0")
        db.query.return_value.filter.return_value.first.return_value = route
        self.assertIs(assert_route_writable(db, "r1", {"role": "admin"}), route)


class TestAssertStepRouteWritable(unittest.TestCase):
    def test_missing_step(self):
        db = MagicMock()
        db.query.return_value.filter.return_value.first.return_value = None
        with self.assertRaisesRegex(ValueError, "步骤不存在"):
            assert_step_route_writable(db, "s1", {"role": "admin"})


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