-- SPDX-License-Identifier: CDDL-1.0
--
-- This file and its contents are supplied under the terms of the
-- Common Development and Distribution License ("CDDL"), version 1.0.
-- You may only use this file in accordance with the terms of version
-- 1.0 of the CDDL.
--
-- A full copy of the text of the CDDL should have accompanied this
-- source.  A copy of the CDDL is also available via the Internet at
-- http://www.illumos.org/license/CDDL.
--

--
-- Copyright (c) 2016, 2017 by Delphix. All rights reserved.
--

args = ...
argv = args["argv"]
fs1 = argv[1]
fs2 = argv[2]

longstring = "a"
for i=1,9 do
    longstring = longstring .. longstring
end

-- invalid snapshot names
assert(zfs.sync.snapshot("ceci_nest_pas_une_dataset") == EINVAL);
assert(zfs.sync.snapshot(fs1) == EINVAL)
assert(zfs.sync.snapshot(fs1 .. "@" .. longstring) == ENAMETOOLONG)

assert(zfs.sync.snapshot(fs2 .. "@snap1") == 0)
-- only one snapshot of a filesystem is allowed per TXG.
assert(zfs.sync.snapshot(fs2 .. "@snap2") == EAGAIN)
-- snapshot already exists
assert(zfs.sync.snapshot(fs1 .. "@snap1") == EEXIST)
