| /* |
| * Copyright (C) 2010 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 libcore.java.util.zip; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.Arrays; |
| import java.util.Random; |
| import java.util.zip.ZipEntry; |
| import java.util.zip.ZipInputStream; |
| import java.util.zip.ZipOutputStream; |
| import junit.framework.TestCase; |
| |
| public final class ZipInputStreamTest extends TestCase { |
| public void testShortMessage() throws IOException { |
| byte[] data = "Hello World".getBytes("UTF-8"); |
| byte[] zipped = ZipOutputStreamTest.zip("short", data); |
| assertEquals(Arrays.toString(data), Arrays.toString(unzip("short", zipped))); |
| } |
| |
| public void testLongMessage() throws IOException { |
| byte[] data = new byte[1024 * 1024]; |
| new Random().nextBytes(data); |
| assertTrue(Arrays.equals(data, unzip("r", ZipOutputStreamTest.zip("r", data)))); |
| } |
| |
| public static byte[] unzip(String name, byte[] bytes) throws IOException { |
| ZipInputStream in = new ZipInputStream(new ByteArrayInputStream(bytes)); |
| ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| |
| ZipEntry entry = in.getNextEntry(); |
| assertEquals(name, entry.getName()); |
| |
| byte[] buffer = new byte[1024]; |
| int count; |
| while ((count = in.read(buffer)) != -1) { |
| out.write(buffer, 0, count); |
| } |
| |
| assertNull(in.getNextEntry()); // There's only one entry in the Zip files we create. |
| |
| in.close(); |
| return out.toByteArray(); |
| } |
| } |