| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.harmony.luni.tests.java.io; |
| |
| import junit.framework.TestSuite; |
| import org.apache.harmony.testframework.SinkTester; |
| import org.apache.harmony.testframework.WrapperTester; |
| import tests.support.Streams; |
| |
| import java.io.BufferedOutputStream; |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.DataOutputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.FilterOutputStream; |
| import java.io.IOException; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| import java.io.OutputStream; |
| import java.io.PipedInputStream; |
| import java.io.PipedOutputStream; |
| import java.io.PrintStream; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.Future; |
| |
| /** |
| * Tests basic {@link OutputStream} behaviors for the luni implementations of |
| * the type. |
| */ |
| public class OutputStreamTesterTest { |
| |
| public static junit.framework.Test suite() { |
| TestSuite suite = new TestSuite(); |
| |
| // sink tests |
| suite.addTest(new FileOutputStreamSinkTester(true).createTests()); |
| suite.addTest(new FileOutputStreamSinkTester(false).createTests()); |
| suite.addTest(new ByteArrayOutputStreamSinkTester(0).setThrowsExceptions(false).createTests()); |
| suite.addTest(new ByteArrayOutputStreamSinkTester(4).setThrowsExceptions(false).createTests()); |
| suite.addTest(new PipedOutputStreamSinkTester().createTests()); |
| |
| // wrapper tests |
| suite.addTest(new BufferedOutputStreamTester(1).createTests()); |
| suite.addTest(new BufferedOutputStreamTester(5).createTests()); |
| suite.addTest(new BufferedOutputStreamTester(1024).createTests()); |
| suite.addTest(new FilterOutputStreamTester().createTests()); |
| suite.addTest(new DataOutputStreamTester().createTests()); |
| // fails wrapperTestFlushThrowsViaClose() and sinkTestWriteAfterClose(): |
| // suite.addTest(new ObjectOutputStreamTester().createTests()); |
| suite.addTest(new PrintStreamTester().setThrowsExceptions(false).createTests()); |
| |
| return suite; |
| } |
| |
| private static class FileOutputStreamSinkTester extends SinkTester { |
| |
| private final boolean append; |
| private File file; |
| |
| private FileOutputStreamSinkTester(boolean append) { |
| this.append = append; |
| } |
| |
| public OutputStream create() throws IOException { |
| file = File.createTempFile("FileOutputStreamSinkTester", "tmp"); |
| file.deleteOnExit(); |
| return new FileOutputStream(file, append); |
| } |
| |
| public byte[] getBytes() throws IOException { |
| return Streams.streamToBytes(new FileInputStream(file)); |
| } |
| } |
| |
| private static class ByteArrayOutputStreamSinkTester extends SinkTester { |
| |
| private final int size; |
| private ByteArrayOutputStream stream; |
| |
| private ByteArrayOutputStreamSinkTester(int size) { |
| this.size = size; |
| } |
| |
| public OutputStream create() throws IOException { |
| stream = new ByteArrayOutputStream(size); |
| return stream; |
| } |
| |
| public byte[] getBytes() throws IOException { |
| return stream.toByteArray(); |
| } |
| } |
| |
| private static class PipedOutputStreamSinkTester extends SinkTester { |
| |
| private ExecutorService executor; |
| private Future<byte[]> future; |
| |
| public OutputStream create() throws IOException { |
| final PipedInputStream in = new PipedInputStream(); |
| PipedOutputStream out = new PipedOutputStream(in); |
| |
| executor = Executors.newSingleThreadExecutor(); |
| future = executor.submit(new Callable<byte[]>() { |
| final ByteArrayOutputStream bytes = new ByteArrayOutputStream(); |
| public byte[] call() throws Exception { |
| byte[] buffer = new byte[256]; |
| int count; |
| while ((count = in.read(buffer)) != -1) { |
| bytes.write(buffer, 0, count); |
| } |
| return bytes.toByteArray(); |
| } |
| }); |
| |
| return out; |
| } |
| |
| public byte[] getBytes() throws Exception { |
| executor.shutdown(); |
| return future.get(); |
| } |
| } |
| |
| private static class FilterOutputStreamTester extends WrapperTester { |
| |
| public OutputStream create(OutputStream delegate) throws Exception { |
| return new FilterOutputStream(delegate); |
| } |
| |
| public byte[] decode(byte[] delegateBytes) throws Exception { |
| return delegateBytes; |
| } |
| } |
| |
| private static class BufferedOutputStreamTester extends WrapperTester { |
| private final int bufferSize; |
| |
| private BufferedOutputStreamTester(int bufferSize) { |
| this.bufferSize = bufferSize; |
| } |
| |
| public OutputStream create(OutputStream delegate) throws Exception { |
| return new BufferedOutputStream(delegate, bufferSize); |
| } |
| |
| public byte[] decode(byte[] delegateBytes) throws Exception { |
| return delegateBytes; |
| } |
| } |
| |
| private static class DataOutputStreamTester extends WrapperTester { |
| |
| public OutputStream create(OutputStream delegate) throws Exception { |
| return new DataOutputStream(delegate); |
| } |
| |
| public byte[] decode(byte[] delegateBytes) throws Exception { |
| return delegateBytes; |
| } |
| } |
| |
| private static class ObjectOutputStreamTester extends WrapperTester { |
| |
| public OutputStream create(OutputStream delegate) throws Exception { |
| return new ObjectOutputStream(delegate); |
| } |
| |
| public byte[] decode(byte[] delegateBytes) throws Exception { |
| return Streams.streamToBytes(new ObjectInputStream( |
| new ByteArrayInputStream(delegateBytes))); |
| } |
| } |
| |
| private static class PrintStreamTester extends WrapperTester { |
| |
| public OutputStream create(OutputStream delegate) throws Exception { |
| return new PrintStream(delegate); |
| } |
| |
| public byte[] decode(byte[] delegateBytes) throws Exception { |
| return delegateBytes; |
| } |
| } |
| } |