1 /* 2 * Copyright (C) 2002 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.common.io; 18 19 import junit.framework.TestCase; 20 21 /** 22 * Unit tests for {@link NullOutputStream}. 23 * 24 * @author Spencer Kimball 25 */ 26 public class NullOutputStreamTest extends TestCase { 27 testBasicOperation()28 public void testBasicOperation() throws Exception { 29 // create a null output stream 30 NullOutputStream nos = new NullOutputStream(); 31 assertNotNull(nos); 32 // write to the output stream 33 nos.write('n'); 34 String test = "Test string for NullOutputStream"; 35 nos.write(test.getBytes()); 36 nos.write(test.getBytes(), 2, 10); 37 } 38 } 39