upb bootstraps again! and with no memory leaks!

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/test_string.c b/tests/test_string.c
index 6446806..ef0e2a9 100644
--- a/tests/test_string.c
+++ b/tests/test_string.c
@@ -40,6 +40,17 @@ static void test_dynamic() {
   upb_string_recycle(&str);
   assert(str != NULL);
 
+  // Take a ref and recycle; should create a new string and release a ref
+  // on the old one.
+  upb_string *strcp = upb_string_getref(str);
+  assert(strcp == str);
+  assert(upb_atomic_read(&str->refcount) == 2);
+  upb_string_recycle(&str);
+  assert(strcp != str);
+  assert(upb_atomic_read(&str->refcount) == 1);
+  assert(upb_atomic_read(&strcp->refcount) == 1);
+  upb_string_unref(strcp);
+
   upb_strcpyc(str, static_str);
   assert(upb_string_len(str) == (sizeof(static_str) - 1));
   const char *robuf = upb_string_getrobuf(str);