def test_name(self):
        filesystem = Filesystem(b"hpool", b"mydataset")
        self.assertEqual(filesystem.name, b"hpool/mydataset")
``Filesystem.name`` returns the ZFS filesystem name,
dataset/ETHPy150Open ClusterHQ/flocker/flocker/volume/test/test_filesystems_zfs.py/FilesystemTests.test_name