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.CharArrayWriter; 22 import android.test.suitebuilder.annotation.SmallTest; 23 24 /** 25 * Basic tests for CharArrayWriter. 26 */ 27 public class CharArrayWriterTest extends TestCase { 28 29 @SmallTest testCharArrayWriter()30 public void testCharArrayWriter() throws Exception { 31 String str = "AbCdEfGhIjKlMnOpQrStUvWxYz"; 32 CharArrayWriter a = new CharArrayWriter(); 33 CharArrayWriter b = new CharArrayWriter(); 34 35 a.write(str, 0, 26); 36 a.write('X'); 37 a.writeTo(b); 38 39 assertEquals(27, a.size()); 40 assertEquals("AbCdEfGhIjKlMnOpQrStUvWxYzX", a.toString()); 41 42 b.write("alphabravodelta", 5, 5); 43 b.append('X'); 44 assertEquals("AbCdEfGhIjKlMnOpQrStUvWxYzXbravoX", b.toString()); 45 b.append("omega"); 46 assertEquals("AbCdEfGhIjKlMnOpQrStUvWxYzXbravoXomega", b.toString()); 47 } 48 } 49