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
17package android.core;
18
19import junit.framework.TestCase;
20
21import java.io.ByteArrayOutputStream;
22import java.io.OutputStreamWriter;
23import android.test.suitebuilder.annotation.SmallTest;
24
25/**
26 * Tests basic functionality of an OutputStreamWriter.
27 */
28public class OutputStreamWriterTest extends TestCase {
29
30    @SmallTest
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