scope bench_classValueBasedMethodCache

static long #cachesMade;

static final ClassValue<_MethodCache> methodCacheClassValue = new {
  protected _MethodCache computeValue(Class<?> type) {
    ++cachesMade;
    ret new _MethodCache(type);
  }
};
  
static _MethodCache getMethodCache_cv(Class c) {
  ret methodCacheClassValue.get(c);
}

svoid bench_classValueBasedMethodCache() {
  print("Loading 1000 classes");
  L<Class> classes = map classForName(takeFirst(1000, classNamesInJigsawModule("java.base")));
  print("Have " + nClasses(classes) + ". Filling method caches");
  print(+cachesMade);
  
  time {
    for (c : classes) assertNotNull(getMethodCache_cv(c));
  }
  
  print(+cachesMade);
  
  print("Looking them up again.");
  benchFor10(-> {
    for (c : classes) assertNotNull(getMethodCache_cv(c));
  });

  print(+cachesMade);
}