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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)