tests: avoid false failure with inaccessible mount points

* tests/ls/readdir-mountpoint-inode.sh: Skip the test
if any mount points are inaccessible by the current user.
Fixes https://bugs.gnu.org/29167
Reported at: https://bugs.gentoo.org/353164

diff --git a/tests/ls/readdir-mountpoint-inode.sh b/tests/ls/readdir-mountpoint-inode.sh
index b4ca9e46ef27fd73b1c33163e0bfe5e59e6926eb..5270df079819fcb7bf4def03e8ab54e840b0fac7 100755 (executable)
--- a/tests/ls/readdir-mountpoint-inode.sh
+++ b/tests/ls/readdir-mountpoint-inode.sh
@@ -55,7 +55,10 @@ inode_via_readdir()
   esac
   opts=$(ls_ignore_options "$base")
   parent_dir=$(dirname "$mount_point")
-  eval "ls -i $opts '$parent_dir'" | sed 's/ .*//'
+  ls_out=$(eval "ls -i $opts '$parent_dir'")
+  test $? -eq 0 || \
+    skip_ "'$parent_dir' is not readable for current user"
+  echo $ls_out | sed 's/ .*//'
 }
 
 while read dir; do