--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/unittests/invertnext.test	Thu Aug 26 19:36:44 2021 +0300
@@ -0,0 +1,9 @@
+0 Testing: bfc-invertnext-not-on-subfile unnecessary-invertnext
+0 Expecting: unnecessary-invertnext:4 bfc-invertnext-not-on-subfile:6
+0 BFC INVERTNEXT
+1 16 0 0 0 1 0 0 0 1 0 0 0 1 box.dat
+0 BFC INVERTNEXT
+1 16 0 0 0 1 0 0 0 1 0 0 0 1 4-4disc.dat
+3 16 1 0 0 3 0 0 1 0 -3
+0 BFC INVERTNEXT
+3 16 6 0 0 9 0 0 6 0 -3