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|
# source this file; set up for tests
# Skip this test if the shell lacks support for functions.
unset function_test
eval 'function_test() { return 11; }; function_test'
if test $? != 11; then
echo "$0: /bin/sh lacks support for functions; skipping this test." 1>&2
(exit 77); exit 77
fi
skip_test_()
{
echo "$0: skipping test: $@" 1>&2
(exit 77); exit 77
}
require_ulimit_()
{
ulimit_works=yes
# Expect to be able to exec a program in 10MB of virtual memory,
# but not in 20KB. I chose "date". It must not be a shell built-in
# function, so you can't use echo, printf, true, etc.
# Of course, in coreutils, I could use $top_builddir/src/true,
# but this should be able to work for other projects, too.
( ulimit -v 10000; date ) > /dev/null 2>&1 || ulimit_works=no
( ulimit -v 20; date ) > /dev/null 2>&1 && ulimit_works=no
test $ulimit_works = no \
&& skip_test_ "this shell lacks ulimit support"
}
uid_is_privileged_()
{
# Make sure id -u succeeds.
my_uid=$(id -u) \
|| { echo "$0: cannot run \`id -u'" 1>&2; return 1; }
# Make sure it gives valid output.
case $my_uid in
0) ;;
*[!0-9]*)
echo "$0: invalid output (\`$my_uid') from \`id -u'" 1>&2
return 1 ;;
*) return 1 ;;
esac
}
skip_if_()
{
case $1 in
root) skip_test_ must be run as root ;;
non-root) skip_test_ must be run as non-root ;;
*) ;; # FIXME?
esac
}
require_selinux_()
{
case `ls -Zd .` in
'? .'|'unlabeled .')
skip_test_ "this system (or maybe just" \
"the current file system) lacks SELinux support"
;;
esac
}
skip_if_root_() { uid_is_privileged_ && skip_test_ "must be run as non-root"; }
error_() { echo "$0: $@" 1>&2; (exit 1); exit 1; }
framework_failure() { error_ 'failure in testing framework'; }
test_dir_=$(pwd)
this_test_() { echo "./$0" | sed 's,.*/,,'; }
this_test=$(this_test_)
. $srcdir/../envvar-check
# This is a stub function that is run upon trap (upon regular exit and
# interrupt). Override it with a per-test function, e.g., to unmount
# a partition, or to undo any other global state changes.
cleanup_() { :; }
t_=$("$abs_top_builddir/src/mktemp" -d --tmp="$test_dir_" cu-$this_test.XXXXXXXXXX)\
|| error_ "failed to create temporary directory in $test_dir_"
# Run each test from within a temporary sub-directory named after the
# test itself, and arrange to remove it upon exception or normal exit.
trap 'st=$?; cleanup_; d='"$t_"';
cd '"$test_dir_"' && chmod -R u+rwx "$d" && rm -rf "$d" && exit $st' 0
trap '(exit $?); exit $?' 1 2 13 15
cd "$t_" || error_ "failed to cd to $t_"
if ( diff --version < /dev/null 2>&1 | grep GNU ) 2>&1 > /dev/null; then
compare() { diff -u "$@"; }
elif ( cmp --version < /dev/null 2>&1 | grep GNU ) 2>&1 > /dev/null; then
compare() { cmp -s "$@"; }
else
compare() { cmp "$@"; }
fi
# Local Variables:
# indent-tabs-mode: nil
# End:
|
