1 /* 2 * Copyright (C) 2008 The Android Open Source Project 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 android.core; 18 19 import junit.framework.TestCase; 20 21 import java.io.ByteArrayOutputStream; 22 import java.io.OutputStreamWriter; 23 import android.test.suitebuilder.annotation.SmallTest; 24 25 /** 26 * Tests basic functionality of an OutputStreamWriter. 27 */ 28 public class OutputStreamWriterTest extends TestCase { 29 30 @SmallTest testOutputStreamWriter()31 public void testOutputStreamWriter() throws Exception { 32 String str = "AbCdEfGhIjKlMnOpQrStUvWxYz"; 33 ByteArrayOutputStream aa = new ByteArrayOutputStream(); 34 OutputStreamWriter a = new OutputStreamWriter(aa, "ISO8859_1"); 35 try { 36 a.write(str, 0, 4); 37 a.write('A'); 38 // We have to flush the OutputStreamWriter to guarantee 39 // that the results will appear in the underlying OutputStream 40 a.flush(); 41 assertEquals("ISO8859_1", a.getEncoding()); 42 assertEquals(5, aa.size()); 43 assertEquals("AbCdA", aa.toString()); 44 } finally { 45 a.close(); 46 } 47 } 48 } 49