from __future__ import annotations

import unittest

from govoplan_core.core.modules import ModuleContext

from govoplan_rest.backend.contracts import RestFunctionDescriptor
from govoplan_rest.backend.manifest import get_manifest


class RestModuleContractTests(unittest.TestCase):
    def test_manifest_declares_rest_module(self) -> None:
        manifest = get_manifest()

        self.assertEqual("rest", manifest.id)
        self.assertTrue(manifest.route_factory)
        self.assertEqual(("auth.principalResolver", "auth.permissionEvaluator"), manifest.required_capabilities)

    def test_route_factory_exports_status_router(self) -> None:
        manifest = get_manifest()

        router = manifest.route_factory(ModuleContext(registry=object(), settings=object()))

        self.assertEqual("/rest", router.prefix)
        self.assertEqual(1, len(router.routes))

    def test_function_descriptor_is_stable(self) -> None:
        descriptor = RestFunctionDescriptor(
            id="demo.ping",
            module_id="demo",
            name="Ping",
            summary="Demo function",
        )

        self.assertEqual("POST", descriptor.method)
        self.assertEqual("authenticated", descriptor.visibility)
        self.assertEqual((), descriptor.required_scopes)


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