def test_dunder_contains(self, name):
self.mocked_metadata["read_metadata"].return_value = []
repo = Repository("/tmp/backup")
self.assertFalse(name in repo)
repo.create_snapshot(name)
self.assertTrue(name in repo)
def test_dunder_len(self, snapshots):
self.mocked_metadata["read_metadata"].return_value = snapshots.copy()
repo = Repository("/tmp/backup")
self.assertEqual(len(repo), len(snapshots))
self.assertEqual(len(repo.snapshots), len(snapshots))
repo.create_snapshot()
self.assertEqual(len(repo), len(snapshots) + 1)
self.assertEqual(len(repo.snapshots), len(snapshots) + 1)
def test_create_duplicate_snapshot(self):
# Test that if a snapshot is a duplicate, then return that duplicate snapshot
self.mocked_metadata["read_metadata"].return_value = []
repo = Repository("/tmp/backup")
name = "new-snapshot"
first = repo.create_snapshot(name)
second = repo.create_snapshot(name)
self.assertIs(first, second)
self.assertTrue(name in repo)
self.assertEqual(len(repo), 1)
def test_returns_snapshot_object(self):
self.mocked_metadata["read_metadata"].return_value = []
repo = Repository("/tmp/backup")
self.assertIsInstance(repo.create_snapshot(), Snapshot)