xref: /netbsd-src/tests/fs/tmpfs/t_truncate.sh (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1# $NetBSD: t_truncate.sh,v 1.1 2007/11/12 15:18:28 jmmv Exp $
2#
3# Copyright (c) 2005, 2006, 2007 The NetBSD Foundation, Inc.
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
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14# 3. All advertising materials mentioning features or use of this software
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16#        This product includes software developed by the NetBSD
17#        Foundation, Inc. and its contributors.
18# 4. Neither the name of The NetBSD Foundation nor the names of its
19#    contributors may be used to endorse or promote products derived
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21#
22# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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34
35atf_test_case basic
36basic_head() {
37	atf_set "descr" "Verifies that the truncate operation works"
38	atf_set "require.user" "root"
39}
40basic_body() {
41	test_mount
42
43	echo "Creating big file"
44	jot 10000 >a || atf_fail "Failed to create big file"
45	echo "Trunctaing the file to a smaller size"
46	echo foo >a || atf_fail "Failed to truncate file to a smaller size"
47	[ $(md5 a | cut -d ' ' -f 4) = d3b07384d113edec49eaa6238ad5ff00 ] || \
48	    echo "Truncated file is incorrect"
49
50	echo "Truncating to zero bytes"
51	>a || atf_fail "Failed to truncate to 0"
52	echo "Truncating to zero bytes, second try"
53	>a || atf_fail "Failed to re-truncate to 0"
54
55	test_unmount
56}
57
58atf_init_test_cases() {
59	. $(atf_get_srcdir)/../h_funcs.subr
60	. $(atf_get_srcdir)/h_funcs.subr
61
62	atf_add_test_case basic
63}
64