import json
import unittest
from pathlib import Path


CANON = Path(__file__).parents[1] / "projects" / "slop-cannon" / "canon.json"


class CannonCanonTests(unittest.TestCase):
    @classmethod
    def setUpClass(cls):
        cls.data = json.loads(CANON.read_text())

    def test_four_unique_pilot_forms(self):
        forms = self.data["forms"]
        self.assertEqual(len(forms), 4)
        self.assertEqual(len({form["id"] for form in forms}), 4)
        self.assertEqual(len({form["scar"] for form in forms}), 4)
        for form in forms:
            self.assertTrue(form["power"])
            self.assertTrue(form["scar"])
            self.assertTrue(form["cost"])
            self.assertGreaterEqual(len(form["palette"]), 3)

    def test_episode_chain_has_one_ready_entry(self):
        episodes = self.data["episodes"]
        self.assertEqual(episodes[0]["id"], self.data["current_episode"])
        self.assertEqual([ep["state"] for ep in episodes].count("ready"), 1)
        self.assertTrue(all(ep["state"] == "locked" for ep in episodes[1:]))

    def test_canon_requires_receipts_and_audience_choice(self):
        self.assertIn("receipt", " ".join(self.data["laws"]).lower())
        self.assertIn("audience", " ".join(self.data["laws"]).lower())
        self.assertIsNone(self.data["audience_choice"])
        self.assertEqual(self.data["receipts"], [])


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