macos: tests: fix deleting of scratch dir

macos rm does not understand --one-file-system,
and it cannot handle unreadable directories.

1 files changed, 6 insertions, 1 deletions

diff --git a/test.bash b/test.bash
index 182cdc3..501804c 100755
--- a/test.bash
+++ b/test.bash
@@ -49,7 +49,12 @@ go test -count 1 ./... "$@" 200>&-
 
 # The tests cannot to this themselves as they are run in parallel.
 # Don't descend into possibly still mounted example filesystems.
-rm -Rf --one-file-system $TESTDIR
+if [[ $OSTYPE == *linux* ]] ; then
+	rm -Rf --one-file-system $TESTDIR
+else
+	# MacOS "rm" does not understand "--one-file-system"
+	rm -Rf $TESTDIR
+fi
 
 if grep -R "panic(" internal ; then
 	echo "Please use log.Panic instead of naked panic!"