def test_versioning(self):
with temp_filename() as filename:
conf = Config(version=41)
conf.add_section("foo")
conf.set("foo", "bar", "quux")
conf.write(filename)
self.assertRaises(Error, conf.get_version)
# old was 41, we have 42, so upgrade
def func(config, old, new):
if old < 42:
config.set("foo", "bar", "nope")
conf = Config(version=42)
conf.register_upgrade_function(func)
conf.read(filename)
self.assertEqual(conf.get_version(), 41)
self.assertEqual(conf.get("foo", "bar"), "nope")
# write doesn't change version
conf.write(filename)
self.assertEqual(conf.get_version(), 41)
# but if we load again, it does
conf.read(filename)
self.assertEqual(conf.get_version(), 42)
def test_versioning(self):
with temp_filename() as filename:
conf = Config(version=41)
conf.add_section("foo")
conf.set("foo", "bar", "quux")
conf.write(filename)
self.assertRaises(Error, conf.get_version)
# old was 41, we have 42, so upgrade
def func(config, old, new):
if old < 42:
config.set("foo", "bar", "nope")
conf = Config(version=42)
conf.register_upgrade_function(func)
conf.read(filename)
self.assertEqual(conf.get_version(), 41)
self.assertEqual(conf.get("foo", "bar"), "nope")
# write doesn't change version
conf.write(filename)
self.assertEqual(conf.get_version(), 41)
# but if we load again, it does
conf.read(filename)
self.assertEqual(conf.get_version(), 42)
def test_versioning_upgrade_func(self):
called = []
with temp_filename() as filename:
conf = Config(version=0)
def func(*args):
called.append(args)
conf.register_upgrade_function(func)
self.assertRaises(Error, conf.get_version)
conf.read(filename)
self.assertEqual(conf.get_version(), -1)
conf.register_upgrade_function(func)
self.assertEqual([(conf, -1, 0), (conf, -1, 0)], called)
def test_versioning_upgrade_func(self):
called = []
with temp_filename() as filename:
conf = Config(version=0)
def func(*args):
called.append(args)
conf.register_upgrade_function(func)
self.assertRaises(Error, conf.get_version)
conf.read(filename)
self.assertEqual(conf.get_version(), -1)
conf.register_upgrade_function(func)
self.assertEqual([(conf, -1, 0), (conf, -1, 0)], called)