From 1f3013c44547e6a6c984717c8b4054ae20b466ad Mon Sep 17 00:00:00 2001
From: Patrick Pelissier <patrick.pelissier@gmail.com>
Date: Thu, 7 Jul 2022 22:10:00 +0200
Subject: [PATCH] Adding more corner cases

---
 tests/test-mtree.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/test-mtree.c b/tests/test-mtree.c
index bb2bd121..1d33c71d 100644
--- a/tests/test-mtree.c
+++ b/tests/test-mtree.c
@@ -232,6 +232,9 @@ static void test_io(void)
 
   tree_set(t2, t1);
   assert (tree_equal_p (t1, t2));
+  it = tree_it(t2);
+  tree_insert_child(it, 60);
+  assert (!tree_equal_p (t1, t2));
   tree_reset(t2);
 
   M_LET(s, string_t) {