OutputStreamWriterTest.java revision 2ad60cfc28e14ee8f0bb038720836a4696c478ad 
1/* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements.  See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License.  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
17package org.apache.harmony.luni.tests.java.io;
18
19import java.io.ByteArrayOutputStream;
20import java.io.IOException;
21import java.io.OutputStreamWriter;
22import java.io.UnsupportedEncodingException;
23
24import junit.framework.TestCase;
25
26public class OutputStreamWriterTest extends TestCase {
27	public void testGetEncoding_StreamClosed() {
28		OutputStreamWriter out = null;
29		try {
30			out = new OutputStreamWriter(new ByteArrayOutputStream(),
31					"UTF-16BE");
32		} catch (UnsupportedEncodingException e) {
33			fail("Should not throw UnsupportedEncodingException");
34		}
35		try {
36			out.close();
37		} catch (IOException e) {
38			fail("Should not throw IOException");
39		}
40		String result = out.getEncoding();
41		assertNull(result);
42	}
43
44	public void testGetEncoding_NotHistorical() {
45		OutputStreamWriter out = null;
46		try {
47			out = new OutputStreamWriter(new ByteArrayOutputStream(),
48					"UTF-16BE");
49		} catch (UnsupportedEncodingException e) {
50			// ok
51		}
52		String result = out.getEncoding();
53		assertEquals("UnicodeBigUnmarked", result);
54
55	}
56}