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      1 # $NetBSD: t_gzip.sh,v 1.4 2024/10/15 18:09:31 martin Exp $
      2 #
      3 # Copyright (c) 2008 The NetBSD Foundation, Inc.
      4 # All rights reserved.
      5 #
      6 # Redistribution and use in source and binary forms, with or without
      7 # modification, are permitted provided that the following conditions
      8 # are met:
      9 # 1. Redistributions of source code must retain the above copyright
     10 #    notice, this list of conditions and the following disclaimer.
     11 # 2. Redistributions in binary form must reproduce the above copyright
     12 #    notice, this list of conditions and the following disclaimer in the
     13 #    documentation and/or other materials provided with the distribution.
     14 #
     15 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     16 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     17 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     18 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     19 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     20 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     21 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     22 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     23 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     24 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     25 # POSSIBILITY OF SUCH DAMAGE.
     26 #
     27 
     28 atf_test_case concatenated
     29 concatenated_head()
     30 {
     31 	atf_set "descr" "Checks concatenated gzipped data"
     32 }
     33 concatenated_body()
     34 {
     35 	echo -n "aaaa" | gzip > tmp.gz
     36 	echo -n "bbbb" | gzip >> tmp.gz
     37 
     38 	atf_check -o inline:"aaaabbbb" gzip -d tmp.gz -c
     39 }
     40 
     41 atf_test_case pipe
     42 pipe_head()
     43 {
     44 	atf_set "descr" "Checks input from pipe"
     45 }
     46 pipe_body()
     47 {
     48 	atf_check -x "dd if=/dev/zero count=102400 2>/dev/null \
     49 | gzip -c | dd bs=1 2>/dev/null | gzip -tc"
     50 }
     51 
     52 atf_test_case truncated
     53 truncated_head()
     54 {
     55 	atf_set "descr" "Checks that gzip fails on truncated data"
     56 }
     57 truncated_body()
     58 {
     59 	cat >truncated.gz.uue <<EOF
     60 begin-base64 644 truncated.gz
     61 H4sIAAAAAAAAA0tMSk7hAgCspIpYCg==
     62 ====
     63 EOF
     64 	uudecode -m truncated.gz.uue
     65 
     66 	atf_check -s ne:0 -e ignore gzip -d truncated.gz
     67 }
     68 
     69 atf_test_case crcerror
     70 crcerror_head()
     71 {
     72 	atf_set "descr" "Checks that gzip fails on crc error"
     73 }
     74 crcerror_body()
     75 {
     76 	cat >crcerror.gz.uue <<EOF
     77 begin-base64 644 crcerror.gz
     78 H4sIAAAAAAAAA0tMSk7hAgCspFhYBQAAAA==
     79 ====
     80 EOF
     81 	uudecode -m crcerror.gz.uue
     82 
     83 	atf_check -s ne:0 -e ignore gzip -d crcerror.gz
     84 }
     85 
     86 atf_test_case good
     87 good_head()
     88 {
     89 	atf_set "descr" "Checks decompressing correct file"
     90 }
     91 good_body()
     92 {
     93 	cat >good.gz.uue <<EOF
     94 begin-base64 644 good.gz
     95 H4sICC8G8UAAA2FiY2QAS0xKTuECAKykilgFAAAA
     96 ====
     97 EOF
     98 	uudecode -m good.gz.uue
     99 
    100 	atf_check gzip -d good.gz
    101 }
    102 
    103 atf_test_case lzip
    104 lzip_head()
    105 {
    106 	atf_set "descr" "Checks lzip compression levels (PR/58223)"
    107 	atf_set "require.progs" "lzip"
    108 }
    109 lzip_body()
    110 {
    111 	n=net_tests.tar
    112 	tar -C /usr/tests/net -cf $n .
    113 	for i in $(jot 10 0 9); do
    114 		f=$n.$i.lz
    115 		lzip -$ic < $n > $f
    116 		gunzip -t $f > /dev/null
    117 	done
    118 }
    119 
    120 atf_init_test_cases()
    121 {
    122 	atf_add_test_case concatenated
    123 	atf_add_test_case pipe
    124 	atf_add_test_case truncated
    125 	atf_add_test_case crcerror
    126 	atf_add_test_case good
    127 	atf_add_test_case lzip
    128 }
    129