1 files changed, 5 insertions, 0 deletions
diff --git a/memrelem.c b/memrelem.c
index 8121423..ca45136 100644
--- a/memrelem.c
+++ b/memrelem.c
@@ -100,6 +100,11 @@ main(void)
 	assert(!libsimple_memrelem("bc123abc123a", 4, "123", 3));
 	assert(!libsimple_memrelem("abc123abc123", 0, "123", 3));
 
+	assert(!strcmpnul(libsimple_memrelem("-a-aa--a", 4, "a-", 2), "a--a"));
+	assert(!strcmpnul(libsimple_memrelem("--a--aa----a", 4, "a--", 3), "a----a"));
+	assert(!strcmpnul(libsimple_memrelem("---a---aa------a", 4, "a---", 4), "a------a"));
+	assert(!strcmpnul(libsimple_memrelem("-------a-------aa--------------a", 4, "a-------", 8), "a--------------a"));
+
 	return 0;
 }