Function ThreadBody

src/leveldb/util/env_test.cc:147–154

};

static void ThreadBody(void* arg) {
  State* s = reinterpret_cast<State*>(arg);
  s->mu.Lock();
  s->val += 1;
  s->num_running -= 1;
  s->cvar.Signal();
  s->mu.Unlock();
}

TEST(EnvTest, StartThread) {
  State state(0, 3);