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# Copyright 2011 Canonical Ltd.
#
# This file is part of u1db.
#
# u1db is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License version 3
# as published by the Free Software Foundation.
#
# u1db is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with u1db. If not, see <http://www.gnu.org/licenses/>.
"""Test u1db.open"""
import os
from u1db import (
errors,
open as u1db_open,
tests,
)
from u1db.backends import sqlite_backend
from u1db.tests.test_backends import TestAlternativeDocument
class TestU1DBOpen(tests.TestCase):
def setUp(self):
super(TestU1DBOpen, self).setUp()
tmpdir = self.createTempDir()
self.db_path = tmpdir + '/test.db'
def test_open_no_create(self):
self.assertRaises(errors.DatabaseDoesNotExist,
u1db_open, self.db_path, create=False)
self.assertFalse(os.path.exists(self.db_path))
def test_open_create(self):
db = u1db_open(self.db_path, create=True)
self.addCleanup(db.close)
self.assertTrue(os.path.exists(self.db_path))
self.assertIsInstance(db, sqlite_backend.SQLiteDatabase)
def test_open_with_factory(self):
db = u1db_open(self.db_path, create=True,
document_factory=TestAlternativeDocument)
self.addCleanup(db.close)
self.assertEqual(TestAlternativeDocument, db._factory)
def test_open_existing(self):
db = sqlite_backend.SQLitePartialExpandDatabase(self.db_path)
self.addCleanup(db.close)
doc = db.create_doc_from_json(tests.simple_doc)
# Even though create=True, we shouldn't wipe the db
db2 = u1db_open(self.db_path, create=True)
self.addCleanup(db2.close)
doc2 = db2.get_doc(doc.doc_id)
self.assertEqual(doc, doc2)
def test_open_existing_no_create(self):
db = sqlite_backend.SQLitePartialExpandDatabase(self.db_path)
self.addCleanup(db.close)
db2 = u1db_open(self.db_path, create=False)
self.addCleanup(db2.close)
self.assertIsInstance(db2, sqlite_backend.SQLitePartialExpandDatabase)
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