OER encoding of pure NULLs verified
diff --git a/tests/tests-randomized/bundles/15-CHOICE-bundle.txt b/tests/tests-randomized/bundles/15-CHOICE-bundle.txt
new file mode 100644
index 0000000..5f9ea26
--- /dev/null
+++ b/tests/tests-randomized/bundles/15-CHOICE-bundle.txt
@@ -0,0 +1 @@
+CHOICE { null NULL }