def deserialise_bag(serialised):
obj = obnamlib.deserialise_object(serialised)
bag = obnamlib.Bag()
bag.set_id(obj['bag-id'])
for blob in obj['blobs']:
bag.append(blob)
return bag
def test_appends_a_blob(self):
blob = 'foo'
bag = obnamlib.Bag()
bag.set_id(1)
bag.append(blob)
self.assertEqual(len(bag), 1)
self.assertEqual(bag.get_bytes(), len(blob))
self.assertEqual(bag[0], blob)
def setUp(self):
self.tempdir = tempfile.mkdtemp()
self.fs = obnamlib.LocalFS(self.tempdir)
self.store = obnamlib.BagStore()
self.store.set_location(self.fs, '.')
self.bag = obnamlib.Bag()
bag_id = self.store.reserve_bag_id()
self.bag.set_id(bag_id)
def test_appending_returns_object_id_when_bag_id_is_a_string(self):
bag = obnamlib.Bag()
bag.set_id('well-known')
object_id = bag.append('foo')
self.assertEqual(object_id, obnamlib.make_object_id('well-known', 0))
def test_appending_returns_object_id(self):
bag = obnamlib.Bag()
bag.set_id(1)
object_id = bag.append('foo')
self.assertEqual(object_id, obnamlib.make_object_id(1, 0))
def test_raises_error_if_appending_blob_without_id_being_set(self):
bag = obnamlib.Bag()
self.assertRaises(obnamlib.BagIdNotSetError, bag.append, 'blob')
def test_has_no_bytes_initially(self):
bag = obnamlib.Bag()
self.assertEqual(bag.get_bytes(), 0)
def test_is_empty_initially(self):
bag = obnamlib.Bag()
self.assertEqual(len(bag), 0)
def test_sets_bag_id_to_string(self):
bag = obnamlib.Bag()
bag.set_id('well-known')
self.assertEqual(bag.get_id(), 'well-known')
def test_sets_bag_id_to_integer(self):
bag = obnamlib.Bag()
bag.set_id(123)
self.assertEqual(bag.get_id(), 123)
def test_has_no_bag_id_initially(self):
bag = obnamlib.Bag()
self.assertEqual(bag.get_id(), None)
def put_well_known_blob(self, well_known_name, blob):
bag = obnamlib.Bag()
bag.set_id(well_known_name)
bag.append(blob)
self._bag_store.put_bag(bag)
def _new_bag(self):
bag = obnamlib.Bag()
bag.set_id(self._bag_store.reserve_bag_id())
return bag
