2 # posix-2.sh - Simple identification tests for POSIX.2 features
3 # commonly missing or incorrectly implemented.
4 # Time-stamp: <96/04/10 16:43:48 gildea>
5 # By Stephen Gildea <gildea@x.org> March 1995
7 # Copyright (c) 1995 Stephen Gildea
8 # Permission is hereby granted to deal in this Software without restriction.
9 # THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND.
11 # MODIFIED BY chet@po.cwru.edu to make part of the bash test suite.
12 # last change: Wed Jun 19 12:24:24 EDT 1996
16 # shell functions (do we care?)
21 ## not exiting with -e and failed "if", the way Ultrix does (Ultrix 4.2?)
22 # "$@" expands to zero arguments if passed zero arguments
23 # $SHELL -c 'echo $1' bad good
25 # positional parameters greater than 9
26 # arithmetic expansion $(( ... ))
29 # For some tests we must run a sub-shell; $TESTSHELL says what to use.
30 # If set, TESTSHELL must be an absolute pathname.
31 # For example, on HP-UX 9, /bin/posix/sh is the supposedly-compliant shell.
32 TESTSHELL=${THIS_SH:-$PWD/../bash}
34 # these tests create temp files with names $TMPDIR/conf*
40 echo "Testing for POSIX.2 conformance"
44 numtests=$(($numtests + 1))
50 exitval=$(($exitval + 1))
55 test "${empty:-ok}" = ok || testfail "empty var colon"
57 test "${empty-bad}" = "" || testfail "got \"${empty-bad}\": empty var nocolon"
59 test "${unsetvar-ok}" = ok || testfail "unset var"
62 test "${empty-ok}" = ok || testfail "unset"
66 test "x$1" = x-Z || testfail '\"set -- arg\"'
67 # this should empty the argument list
70 test $# = 0 || testfail "still $# args: \"set --\""
78 test "$2" = good || testfail "got \"$2\": IFS parsing"
81 # "$@" with 0 arguments should expand to 0 arguments
83 cat > $TMPDIR/conftest1 << EOF
84 $TMPDIR/conftest2 "\$@"
86 cat > $TMPDIR/conftest2 << "EOF"
90 chmod +x $TMPDIR/conftest1 $TMPDIR/conftest2
91 numargs=$($TESTSHELL $TMPDIR/conftest1)
92 if [ "$?" != 0 ]; then
95 test "$numargs" = 0 || testfail '"$@" got '"$numargs args: expansion w 0 args"
97 rm -f $TMPDIR/conftest1 $TMPDIR/conftest2
100 val=$("$TESTSHELL" -c 'echo $1' csh good)
101 test "$val" = good || testfail "got \"$val\": sh -c"
104 # do these tests in a sub-shell because failure will exit
105 val=$("$TESTSHELL" -c 'echo ${10}' 0 1 2 3 4 5 6 7 8 9 ten 11 2> /dev/null)
106 test "$val" = ten || testfail "accessing more than 9 positional params"
110 newtest; val=`"$TESTSHELL" -c 'echo "${a%_*}"' 2> /dev/null`
111 test "$val" = abc_def || testfail "parameter % op"
112 newtest; val=`"$TESTSHELL" -c 'echo "${a%%_*}"' 2> /dev/null`
113 test "$val" = abc || testfail "parameter %% op"
114 newtest; val=`"$TESTSHELL" -c 'echo "${a#*_}"' 2> /dev/null`
115 test "$val" = def_ghi || testfail "parameter # op"
116 newtest; val=`"$TESTSHELL" -c 'echo "${a##*_}"' 2> /dev/null`
117 test "$val" = ghi || testfail "parameter ## op"
120 "$TESTSHELL" -c 'export a=value' 2> /dev/null || testfail "export with value"
123 a=5; test "$(( ($a+1)/2 ))" = 3 || testfail "arithmetic expansion"
125 # does "test" support the -x switch?
127 touch $TMPDIR/conftest
128 chmod -x $TMPDIR/conftest
129 test -x $TMPDIR/conftest && testfail "negative test -x"
130 chmod +x $TMPDIR/conftest
131 test -x $TMPDIR/conftest || testfail "positive test -x"
132 rm -f $TMPDIR/conftest
135 test "$OPTIND" = 1 || testfail "OPTIND initial value"
138 getopts a: store -a aoptval
139 if [ "$OPTIND" != 3 ] || [ "$store" != a ] || [ "$OPTARG" != aoptval ]; then
143 # if I change the default quoting style for variable values, these
144 # next four must change
148 val1=$(set | sed -n 's:^SQUOTE=::p')
149 if [ "$val1" != "''\\'''" ]; then
150 testfail "variable quoting 1"
155 val1=$(set | sed -n 's:^VTILDE=::p')
156 if [ "$val1" != "'~'" ]; then
157 testfail "variable quoting 2"
162 val1=$(set | sed -n 's:^VHASH=::p')
163 if [ "$val1" != "ab#cd" ]; then
164 testfail "variable quoting 3"
169 val1=$(set | sed -n 's:^VHASH2=::p')
170 if [ "$val1" != "'#abcd'" ]; then
171 testfail "variable quoting 4"
174 if [ $exitval = 0 ]; then
175 echo "All tests passed"
177 echo "$exitval of $numtests tests failed"