1/* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package org.apache.harmony.luni.tests.java.io; 19 20import java.io.IOException; 21import java.io.InputStream; 22 23import junit.framework.TestCase; 24 25public class InputStreamTest extends TestCase { 26 // Regression for HARMONY-4337 27 public void test1() throws IOException { 28 try { 29 InputStream in = new MockInputStream(); 30 in.read(null, -1, 1); 31 fail("should throw NullPointerException."); 32 } catch (NullPointerException e) { 33 // expected 34 } 35 } 36 37 class MockInputStream extends InputStream { 38 public int read() throws IOException { 39 return 0; 40 } 41 } 42} 43