class BackupTest(TestCase):
def setUp(self):
super(BackupTest, self).setUp()
self.conf = Config(dict(a=1, b=2))
def test__restore_no_backup(self):
with self.assertRaises(exceptions.NoBackup):
self.conf.restore()
class LinkedConfigurationTest(TestCase):
def setUp(self):
super(LinkedConfigurationTest, self).setUp()
self.conf1 = Config(dict(a=1))
self.conf2 = Config(dict(c=2))
self.conf1['b'] = self.conf2
def test__linked_configurations(self):
self.assertIs(self.conf1['b'], self.conf2)
def test__linked_backup_and_restore(self):
self.conf1.backup()
self.conf2['c'] = 3
self.assertEquals(self.conf1.root.b.c, 3)
self.conf1['a'] = 2
self.conf1.restore()
self.assertEquals(self.conf1.root.b.c, 2)
def test__linked_backups_restore_parent_then_child(self):
self.conf2.backup()
self.conf1.backup()
self.conf2['c'] = 4
self.assertEquals(self.conf2.root.c, 4)
self.conf1.restore()
self.assertEquals(self.conf2.root.c, 2)
self.conf2['c'] = 5
self.assertEquals(self.conf2.root.c, 5)
self.conf2.restore()
self.assertEquals(self.conf2.root.c, 2)
