import tempfile
import unittest
from pathlib import Path
from uuid import uuid4

from archive_clients.state import ClientStore, CommandConflict


class ClientStoreTests(unittest.TestCase):
    def test_command_acceptance_is_durable_and_content_addressed(self):
        with tempfile.TemporaryDirectory() as directory:
            database = Path(directory) / "state.db"
            store = ClientStore(database)
            store.initialize()
            command_id = str(uuid4())
            first = store.accept_command(command_id, '{"b":2,"a":1}', '{"ok":true}')
            duplicate = ClientStore(database).accept_command(
                command_id, '{"a":1,"b":2}', '{"ok":false}'
            )
            self.assertFalse(first.duplicate)
            self.assertTrue(duplicate.duplicate)
            self.assertEqual(duplicate.acknowledgement_json, '{"ok":true}')
            with self.assertRaises(CommandConflict):
                store.accept_command(command_id, '{"a":2}', '{"ok":true}')


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