X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Funittest%2Frbtree_test.c;h=bfab98c3cd750ab1db0dd0325dde07d73a7593a9;hb=1c2ac860ed9a80dac539af6408d70f7dfd2c238e;hp=490be9c156e9b4ccc3d1efaf905fe7b048b18448;hpb=f7cda7a9bc399258959084154263c42c5a91e030;p=vpp.git

diff --git a/src/plugins/unittest/rbtree_test.c b/src/plugins/unittest/rbtree_test.c
index 490be9c156e..bfab98c3cd7 100644
--- a/src/plugins/unittest/rbtree_test.c
+++ b/src/plugins/unittest/rbtree_test.c
@@ -160,7 +160,11 @@ rbtree_test_basic (vlib_main_t * vm, unformat_input_t * input)
    * Delete all keys
    */
   for (i = 0; i < n_keys; i++)
-    rb_tree_del (rt, i);
+    {
+      rb_tree_del (rt, i);
+      if (rt->nodes[RBTREE_TNIL_INDEX].color != RBTREE_BLACK)
+	RBTREE_TEST (0, "tnil should be black");
+    }
 
   RBTREE_TEST (rb_tree_n_nodes (rt) == 1, "number nodes %u is %u",
 	       1, rb_tree_n_nodes (rt));