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#!/bin/bash -x
function announce()
{
set +x;
if [ -t 0 ]; then echo -en "\e[1;37;44m"; fi;
echo -en "$1";
if [ -t 0 ]; then echo -e "\e[0m"; fi;
set -x;
}
#
# So that the root tests can also be run when - for some reason -
# you do not have UID 0. (`do_root_tests=1 ./fs-test`)
#
if [ -z "$do_root_tests" ]; then
[ "`id -u`" -eq 0 ];
do_root_tests=$[!$?];
fi;
set -e;
trap "echo failed" EXIT;
announce "mass links (trigger fuse cache artifact)";
echo hello world >w0;
ln w0 w1;
ln w1 w2;
ln w1 w3;
ln w1 w4;
ln w1 w5;
ln w1 w6;
ln w5 w7;
ln w5 w8;
ls -li;
usleep 600000;
ls -li;
rm -f w[012345678];
announce "FIFO hardlink";
mkfifo h1;
ln h1 h2;
# -- FUSE cheats us -- test does not work
#result=$(
# echo -n "test1" >h1;
# echo -n "test2" >h2;
# head -n1 h2;
#);
#[ "$result" == "test1test2" -o "$result" == "test2test1" ];
announce "hardlink FIFO deletion";
rm -f h1;
[ -e h2 ];
rm -f h2;
announce "creating tmp files";
echo f1 >f1;
echo f2 >f2;
echo f3 >f3;
announce "linking";
ln -sf f1 q1;
ln -f f2 q2;
announce "verifying linked data ... ";
cat f1 | grep -q f1;
cat f2 | grep -q f2;
announce "truncate";
>f2;
[ ! -s f2 ];
if [ $do_root_tests -eq 1 ]; then
announce "changing ownerships and permissions";
chown 0:0 f1 f2 f3;
chmod ago+x f1 f2 f3;
chmod ago-x f1 f2 f3;
announce "special device creation";
mknod null c 1 3;
rm null;
fi;
rm f1 f2 f3 q1 q2;
trap "" EXIT;
announce "All done";
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