Change the API for getting the bootstrapped defs.

The symtab that contains them is now hidden, and
you can look them up by name but there is no access
to the symtab itself, so there is no risk of
mutating it (by extending it, adding other defs
to it, etc).

1 files changed, 3 insertions, 6 deletions

diff --git a/tests/test_def.c b/tests/test_def.c
index 2d2658f..287cc32 100644
--- a/tests/test_def.c
+++ b/tests/test_def.c
@@ -5,8 +5,8 @@
 
 int main() {
   upb_symtab *s = upb_symtab_new();
-  upb_symtab_add_descriptorproto(s);
 
+  // Will be empty atm since we haven't added anything to the symtab.
   int count;
   upb_def **defs = upb_symtab_getdefs(s, &count, UPB_DEF_ANY);
   for (int i = 0; i < count; i++) {
@@ -14,12 +14,9 @@ int main() {
   }
   free(defs);
 
-  upb_string *str = upb_strdupc("google.protobuf.FileDescriptorSet");
-  upb_def *fds = upb_symtab_lookup(s, str);
+  upb_msgdef *fds = upb_getfdsdef();
   assert(fds != NULL);
-  assert(upb_dyncast_msgdef(fds) != NULL);
-  upb_def_unref(fds);
-  upb_string_unref(str);
+  upb_def_unref(UPB_UPCAST(fds));
   upb_symtab_unref(s);
   return 0;
 }