def test_try_to_open_encrypted_db_with_sqlite_backend(self):
"""
SQLite backend should not succeed to open SQLCipher databases.
"""
db = SQLCipherDatabase(self.DB_FILE, PASSWORD)
doc = db.create_doc_from_json(tests.simple_doc)
db.close()
try:
# trying to open an encrypted database with the regular u1db
# backend should raise a DatabaseError exception.
SQLitePartialExpandDatabase(self.DB_FILE,
document_factory=LeapDocument)
raise DatabaseIsNotEncrypted()
except dbapi2.DatabaseError:
# at this point we know that the regular U1DB sqlcipher backend
# did not succeed on opening the database, so it was indeed
# encrypted.
db = SQLCipherDatabase(self.DB_FILE, PASSWORD)
doc = db.get_doc(doc.doc_id)
self.assertEqual(tests.simple_doc, doc.get_json(),
'decrypted content mismatch')
class TestSQLCipherPartialExpandDatabase(
test_sqlite_backend.TestSQLitePartialExpandDatabase):
# The following tests had to be cloned from u1db because they all
# instantiate the backend directly, so we need to change that in order to
# our backend be instantiated in place.
def setUp(self):
super(test_sqlite_backend.TestSQLitePartialExpandDatabase,
self).setUp()
self.db = SQLCipherDatabase(':memory:', PASSWORD)
self.db._set_replica_uid('test')
def test_default_replica_uid(self):
self.db = SQLCipherDatabase(':memory:', PASSWORD)
self.assertIsNot(None, self.db._replica_uid)
self.assertEqual(32, len(self.db._replica_uid))
int(self.db._replica_uid, 16)
def test__parse_index(self):
self.db = SQLCipherDatabase(':memory:', PASSWORD)
g = self.db._parse_index_definition('fieldname')
self.assertIsInstance(g, query_parser.ExtractField)
self.assertEqual(['fieldname'], g.field)
def test__update_indexes(self):
self.db = SQLCipherDatabase(':memory:', PASSWORD)
g = self.db._parse_index_definition('fieldname')
c = self.db._get_sqlite_handle().cursor()
self.db._update_indexes('doc-id', {'fieldname': 'val'},
[('fieldname', g)], c)
c.execute('SELECT doc_id, field_name, value FROM document_fields')
self.assertEqual([('doc-id', 'fieldname', 'val')],
c.fetchall())
def test__set_replica_uid(self):
# Start from scratch, so that replica_uid isn't set.
self.db = SQLCipherDatabase(':memory:', PASSWORD)
self.assertIsNot(None, self.db._real_replica_uid)
self.assertIsNot(None, self.db._replica_uid)
self.db._set_replica_uid('foo')
c = self.db._get_sqlite_handle().cursor()
c.execute("SELECT value FROM u1db_config WHERE name='replica_uid'")
self.assertEqual(('foo',), c.fetchone())
self.assertEqual('foo', self.db._real_replica_uid)
self.assertEqual('foo', self.db._replica_uid)
self.db._close_sqlite_handle()
self.assertEqual('foo', self.db._replica_uid)
def test__open_database(self):
temp_dir = self.createTempDir(prefix='u1db-test-')
path = temp_dir + '/test.sqlite'
SQLCipherDatabase(path, PASSWORD)
db2 = SQLCipherDatabase._open_database(path, PASSWORD)
self.assertIsInstance(db2, SQLCipherDatabase)
def test__open_database_with_factory(self):
temp_dir = self.createTempDir(prefix='u1db-test-')
path = temp_dir + '/test.sqlite'
SQLCipherDatabase(path, PASSWORD)
db2 = SQLCipherDatabase._open_database(
path, PASSWORD,
document_factory=TestAlternativeDocument)
doc = db2.create_doc({})
self.assertTrue(isinstance(doc, LeapDocument))
def test__open_database_non_existent(self):
temp_dir = self.createTempDir(prefix='u1db-test-')
path = temp_dir + '/non-existent.sqlite'
self.assertRaises(errors.DatabaseDoesNotExist,
SQLCipherDatabase._open_database,
path, PASSWORD)
def test__open_database_during_init(self):
temp_dir = self.createTempDir(prefix='u1db-test-')
path = temp_dir + '/initialised.db'
db = SQLCipherDatabase.__new__(
SQLCipherDatabase)
db._db_handle = dbapi2.connect(path) # db is there but not yet init-ed
c = db._db_handle.cursor()
c.execute('PRAGMA key="%s"' % PASSWORD)
self.addCleanup(db.close)
observed = []
class SQLiteDatabaseTesting(SQLCipherDatabase):
WAIT_FOR_PARALLEL_INIT_HALF_INTERVAL = 0.1
@classmethod
def _which_index_storage(cls, c):
res = super(SQLiteDatabaseTesting, cls)._which_index_storage(c)
db._ensure_schema() # init db
observed.append(res[0])
return res
db2 = SQLiteDatabaseTesting._open_database(path, PASSWORD)
self.addCleanup(db2.close)
self.assertIsInstance(db2, SQLCipherDatabase)
self.assertEqual(
[None,
SQLCipherDatabase._index_storage_value],
observed)
def test__open_database_invalid(self):
class SQLiteDatabaseTesting(SQLCipherDatabase):
WAIT_FOR_PARALLEL_INIT_HALF_INTERVAL = 0.1
temp_dir = self.createTempDir(prefix='u1db-test-')
path1 = temp_dir + '/invalid1.db'
with open(path1, 'wb') as f:
f.write("")
self.assertRaises(dbapi2.OperationalError,
SQLiteDatabaseTesting._open_database, path1,
PASSWORD)
with open(path1, 'wb') as f:
f.write("invalid")
self.assertRaises(dbapi2.DatabaseError,
SQLiteDatabaseTesting._open_database, path1,
PASSWORD)
def test_open_database_existing(self):
temp_dir = self.createTempDir(prefix='u1db-test-')
path = temp_dir + '/existing.sqlite'
SQLCipherDatabase(path, PASSWORD)
db2 = SQLCipherDatabase.open_database(path, PASSWORD, create=False)
self.assertIsInstance(db2, SQLCipherDatabase)
def test_open_database_with_factory(self):
temp_dir = self.createTempDir(prefix='u1db-test-')
path = temp_dir + '/existing.sqlite'
SQLCipherDatabase(path, PASSWORD)
db2 = SQLCipherDatabase.open_database(
path, PASSWORD, create=False,
document_factory=TestAlternativeDocument)
doc = db2.create_doc({})
self.assertTrue(isinstance(doc, LeapDocument))
def test_open_database_create(self):
temp_dir = self.createTempDir(prefix='u1db-test-')
path = temp_dir + '/new.sqlite'
SQLCipherDatabase.open_database(path, PASSWORD, create=True)
db2 = SQLCipherDatabase.open_database(path, PASSWORD, create=False)
self.assertIsInstance(db2, SQLCipherDatabase)
def test_create_database_initializes_schema(self):
# This test had to be cloned because our implementation of SQLCipher
# backend is referenced with an index_storage_value that includes the
# word "encrypted". See u1db's sqlite_backend and our
# sqlcipher_backend for reference.
raw_db = self.db._get_sqlite_handle()
c = raw_db.cursor()
c.execute("SELECT * FROM u1db_config")
config = dict([(r[0], r[1]) for r in c.fetchall()])
self.assertEqual({'sql_schema': '0', 'replica_uid': 'test',
'index_storage': 'expand referenced encrypted'},
config)
def test_store_syncable(self):
doc = self.db.create_doc_from_json(tests.simple_doc)
# assert that docs are syncable by default
self.assertEqual(True, doc.syncable)
# assert that we can store syncable = False
doc.syncable = False
self.db.put_doc(doc)
self.assertEqual(False, self.db.get_doc(doc.doc_id).syncable)
# assert that we can store syncable = True
doc.syncable = True
self.db.put_doc(doc)
self.assertEqual(True, self.db.get_doc(doc.doc_id).syncable)