test/453-not-byte/src/Main.java

/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.lang.reflect.Method;

public class Main {
  public static void main(String[] args) throws Exception {
    Class<?> c = Class.forName("NotByte");
    Method m = c.getMethod("notByte", byte.class);
    int result = (Integer)m.invoke(null, (byte)42);
    if (result != -43) {
      throw new Error("Expected -43, got " + result);
    }
  }
}