from pathlib import Path
import unittest


BASE = Path(__file__).parents[2] / "deploy" / "k8s"


class FleetManifestTest(unittest.TestCase):
    def read(self, path):
        return (BASE / path).read_text()

    def test_base_fleet_selects_compatible_game_servers(self):
        fleet = self.read("base/fleet.yaml")
        for label in (
            "cosmic-clash.io/region: EU", "cosmic-clash.io/build: build-1",
            'cosmic-clash.io/protocol: "1"', "cosmic-clash.io/transport: enet",
            "protocol: UDP", "containerPort: 7777", "replicas: 2",
        ):
            self.assertIn(label, fleet)
        for hardening in ("runAsNonRoot: true", "automountServiceAccountToken: false", "readOnlyRootFilesystem: true", "allowPrivilegeEscalation: false"):
            self.assertIn(hardening, fleet)

    def test_eu_and_na_overlays_are_distinct_and_namespaced(self):
        eu = self.read("overlays/eu/region.yaml")
        na = self.read("overlays/na/region.yaml")
        self.assertIn("cosmic-clash.io/region: EU", eu)
        self.assertIn("cosmic-clash.io/region: NA", na)
        self.assertNotEqual(eu, na)
        for document in (eu, na):
            self.assertIn("namespace: cosmic-clash", document)

    def test_kustomization_does_not_rewrite_cross_namespace_agones_rbac(self):
        base = self.read("base/kustomization.yaml")
        rbac = self.read("base/rbac.yaml")
        self.assertNotIn("namespace: cosmic-clash", base)
        self.assertIn("namespace: agones-system", rbac)


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