+const char *test_strerror(test_return_t code)
+{
+ switch (code) {
+ case TEST_SUCCESS:
+ return "ok";
+ case TEST_FAILURE:
+ return "failed";
+ case TEST_MEMORY_ALLOCATION_FAILURE:
+ return "memory allocation";
+ case TEST_SKIPPED:
+ return "skipped";
+ case TEST_MAXIMUM_RETURN:
+ default:
+ fprintf(stderr, "Unknown return value\n");
+ abort();
+ }
+}
+
+void create_core(void)
+{
+ if (getenv("LIBMEMCACHED_NO_COREDUMP") == NULL)
+ {
+ pid_t pid= fork();
+
+ if (pid == 0)
+ {
+ abort();
+ }
+ else
+ {
+ while (waitpid(pid, NULL, 0) != pid)
+ {
+ ;
+ }
+ }
+ }
+}
+
+
+static test_return_t _runner_default(test_callback_fn func, void *p)
+{
+ if (func)
+ {
+ return func(p);
+ }
+ else
+ {
+ return TEST_SUCCESS;
+ }
+}
+
+static world_runner_st defualt_runners= {
+ _runner_default,
+ _runner_default,
+ _runner_default
+};
+
+static test_return_t _default_callback(void *p)
+{
+ (void)p;
+
+ return TEST_SUCCESS;
+}
+
+static inline void set_default_fn(test_callback_fn *fn)
+{
+ if (*fn == NULL)
+ {
+ *fn= _default_callback;
+ }
+}
+
+static collection_st *init_world(world_st *world)
+{
+ if (! world->runner)
+ {
+ world->runner= &defualt_runners;
+ }
+
+ set_default_fn(&world->collection.startup);
+ set_default_fn(&world->collection.shutdown);
+
+ return world->collections;
+}
+
+