Android example source code file (OutputStreamWriterTest.java)

This example Android source code file (OutputStreamWriterTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

abcda, abcdefghijklmnopqrstuvwxyz, android, bytearrayoutputstream, exception, io, iso8859_1, outputstreamwriter, outputstreamwritertest, smalltest, string, test, testcase

The OutputStreamWriterTest.java Android example source code

/*
 * 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.ByteArrayOutputStream;
import java.io.OutputStreamWriter;
import android.test.suitebuilder.annotation.SmallTest;

/**
 * Tests basic functionality of an OutputStreamWriter.
 */
public class OutputStreamWriterTest extends TestCase {
    
    @SmallTest
    public void testOutputStreamWriter() throws Exception {
        String str = "AbCdEfGhIjKlMnOpQrStUvWxYz";
        ByteArrayOutputStream aa = new ByteArrayOutputStream();
        OutputStreamWriter a = new OutputStreamWriter(aa, "ISO8859_1");
        try {
            a.write(str, 0, 4);
            a.write('A');
            // We have to flush the OutputStreamWriter to guarantee
            // that the results will appear in the underlying OutputStream
            a.flush();
            assertEquals("ISO8859_1", a.getEncoding());
            assertEquals(5, aa.size());
            assertEquals("AbCdA", aa.toString());
        } finally {
            a.close();
        }
    }
}