def test_call(self):
        reactor = FakeProcessReactor()
        zfs_command(reactor, [b"-H", b"lalala"])
        arguments = reactor.processes[0]
        self.assertEqual((arguments.executable, arguments.args, arguments.env),
                         (b"zfs", [b"zfs", b"-H", b"lalala"], os.environ))
A ``zfs`` subprocess is launched with the given arguments.
dataset/ETHPy150Open ClusterHQ/flocker/flocker/volume/test/test_filesystems_zfs.py/ZFSCommandTests.test_call