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t_getopt.sh revision 1.3 
      1 # $NetBSD: t_getopt.sh,v 1.3 2023/05/10 23:44:15 gutteridge 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
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     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 h_getopt()
     29 {
     30 	atf_check -e save:stderr -x "$(atf_get_srcdir)/h_getopt" <<EOF
     31 load:	$1
     32 args:	$2
     33 result:	$3
     34 EOF
     35 	cat stderr
     36 	rm -f stderr
     37 }
     38 
     39 h_getopt_long()
     40 {
     41 	atf_check -e save:stderr -x "$(atf_get_srcdir)/h_getopt_long" <<EOF
     42 $1
     43 args:	$2
     44 result:	$3
     45 EOF
     46 	cat stderr
     47 	rm -f stderr
     48 }
     49 
     50 atf_test_case getopt
     51 getopt_head()
     52 {
     53 	atf_set "descr" "Checks getopt(3)"
     54 }
     55 getopt_body()
     56 {
     57 	load="c:d"
     58 
     59 	h_getopt "${load}" "foo -c 1 -d foo" "c=1,d|1"
     60 	h_getopt "${load}" "foo -d foo bar" "d|2"
     61 	h_getopt "${load}" "foo -c 2 foo bar" "c=2|2"
     62 	h_getopt "${load}" "foo -e 1 foo bar" "!?|3"
     63 	h_getopt "${load}" "foo -d -- -c 1" "d|2"
     64 	h_getopt "${load}" "foo -c- 1" "c=-|1"
     65 	h_getopt "${load}" "foo -d - 1" "d|2"
     66 }
     67 
     68 atf_test_case getopt_optval
     69 getopt_optval_head()
     70 {
     71 	atf_set "descr" "Checks getopt(3) with optional value"
     72 }
     73 getopt_optval_body()
     74 {
     75 	h_getopt "o::" "foo -o" "o=(null)|0"
     76 	h_getopt "o::" "foo -o1 2" "o=1|1"
     77 	h_getopt "o::" "foo -o 1 2" "o=(null)|2"
     78 }
     79 
     80 atf_test_case getopt_long
     81 getopt_long_head()
     82 {
     83 	atf_set "descr" "Checks getopt_long(3)"
     84 }
     85 getopt_long_body()
     86 {
     87 	# GNU libc tests with these
     88 	load="optstring:	abc:
     89 longopts:	5
     90 longopt:	required, required_argument, , 'r'
     91 longopt:	optional, optional_argument, , 'o'
     92 longopt:	none, no_argument, , 'n'
     93 longopt:	color, no_argument, , 'C'
     94 longopt:	colour, no_argument, , 'C'"
     95 
     96 	h_getopt_long "${load}" "foo --req foobar" "-required=foobar|0"
     97 	h_getopt_long "${load}" "foo --opt=bazbug" "-optional=bazbug|0"
     98 	
     99 	# This is problematic
    100 	#
    101 	# GNU libc 2.1.3 this fails with ambiguous result
    102 	# h_getopt_long "${load}" "foo --col" "!?|0"
    103 	#
    104 	# GNU libc 2.2 >= this works
    105 	h_getopt_long "${load}" "foo --col" "-color|0"
    106 
    107 	h_getopt_long "${load}" "foo --colour" "-colour|0"
    108 
    109 	# This is the real GNU libc test!
    110 	args="foo -a -b -cfoobar --required foobar --optional=bazbug --none random --col --color --colour"
    111 	# GNU libc 2.1.3 this fails with ambiguous
    112 	#result="a,b,c=foobar,-required=foobar,-optional=bazbug,-none,!?,-color,-colour|1"
    113 	#
    114 	# GNU libc 2.2 >= this works
    115 	result="a,b,c=foobar,-required=foobar,-optional=bazbug,-none,-color,-color,-colour|1"
    116 	h_getopt_long "${load}" "${args}" "${result}"
    117 
    118 	#
    119 	# The order of long options in the long option array should not matter.
    120 	# An exact match should never be treated as ambiguous.
    121 	#
    122 	load="optstring:	fgl
    123 longopts:	3
    124 longopt:	list-foobar, no_argument, lopt, 'f'
    125 longopt:	list-goobar, no_argument, lopt, 'g'
    126 longopt:	list, no_argument, lopt, 'l'"
    127 	h_getopt_long "${load}" "foo --list" "-list|0"
    128 }
    129 
    130 
    131 atf_init_test_cases()
    132 {
    133 	atf_add_test_case getopt
    134 	atf_add_test_case getopt_optval
    135 	atf_add_test_case getopt_long
    136 }
    137