import pytest
from leap.soledad.common.couch import CONFIG_DOC_ID
from leap.soledad.common.couch import SCHEMA_VERSION
from leap.soledad.common.couch import SCHEMA_VERSION_KEY
from leap.soledad.common.couch.state import CouchServerState
from uuid import uuid4

from leap.soledad.common.errors import WrongCouchSchemaVersionError
from leap.soledad.common.errors import MissingCouchConfigDocumentError
from test_soledad.util import CouchDBTestCase


class CouchDesignDocsTests(CouchDBTestCase):

    def setUp(self):
        CouchDBTestCase.setUp(self)
        self.db = self.couch_server.create('user-' + uuid4().hex)
        self.addCleanup(self.delete_db, self.db.name)

    def test_wrong_couch_version_raises(self):
        wrong_schema_version = SCHEMA_VERSION + 1
        self.db.create(
            {'_id': CONFIG_DOC_ID, SCHEMA_VERSION_KEY: wrong_schema_version})
        with pytest.raises(WrongCouchSchemaVersionError):
            CouchServerState(self.couch_url, create_cmd='/bin/echo',
                             check_schema_versions=True)

    def test_missing_config_doc_raises(self):
        self.db.create({})
        with pytest.raises(MissingCouchConfigDocumentError):
            CouchServerState(self.couch_url, create_cmd='/bin/echo',
                             check_schema_versions=True)