eval: Irregular files aren't empty

GNU find's -empty returns false for devices, sockets, etc., even though
their st_size is 0.  Match that behaviour.

1 files changed, 5 insertions, 1 deletions

diff --git a/tests.sh b/tests.sh
index d1c5413..2a52049 100755
--- a/tests.sh
+++ b/tests.sh
@@ -432,7 +432,7 @@ gnu_tests=(
     test_depth_maxdepth_2
 
     test_empty
-
+    test_empty_special
 
     test_exec_nothing
     test_exec_substring
@@ -1106,6 +1106,10 @@ function test_empty() {
     bfs_diff basic -empty
 }
 
+function test_empty_special() {
+    bfs_diff rainbow -empty
+}
+
 function test_gid() {
     bfs_diff basic -gid "$(id -g)"
 }