| /* |
| * Copyright (C) 2008 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. |
| */ |
| |
| package android.core; |
| |
| import junit.framework.TestCase; |
| |
| import java.io.PushbackReader; |
| import java.io.StringReader; |
| import android.test.suitebuilder.annotation.SmallTest; |
| |
| public class PushbackReaderTest extends TestCase { |
| |
| @SmallTest |
| public void testPushbackReader() throws Exception { |
| String str = "AbCdEfGhIjKlMnOpQrStUvWxYz"; |
| StringReader aa = new StringReader(str); |
| StringReader ba = new StringReader(str); |
| StringReader ca = new StringReader(str); |
| |
| PushbackReader a = new PushbackReader(aa, 5); |
| try { |
| a.unread("PUSH".toCharArray()); |
| assertEquals("PUSHAbCdEfGhIjKlMnOpQrStUvWxYz", IOUtil.read(a)); |
| } finally { |
| a.close(); |
| } |
| |
| PushbackReader b = new PushbackReader(ba, 15); |
| try { |
| b.unread('X'); |
| assertEquals("XAbCdEfGhI", IOUtil.read(b, 10)); |
| } finally { |
| b.close(); |
| } |
| |
| PushbackReader c = new PushbackReader(ca); |
| try { |
| assertEquals("bdfhjlnprtvxz", IOUtil.skipRead(c)); |
| } finally { |
| c.close(); |
| } |
| } |
| } |