/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, version 2 of the License.

  *

  * This program is distributed in the hope that it will be useful,

  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  * GNU General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with this program. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.bck2brwsr.vmtest.impl;

 import java.io.ByteArrayInputStream;

 import java.io.IOException;

 import java.io.InputStream;

 import org.apidesign.bck2brwsr.emul.zip.FastJar;

 import org.testng.annotations.Test;

 import static org.testng.Assert.*;

 /**

  *

  * @author Jaroslav Tulach <jtulach@netbeans.org>

  */

 @GenerateZip(name = "five.zip", contents = {

     "1.txt", "one",

     "2.txt", "duo",

     "3.txt", "three",

     "4.txt", "four",

     "5.txt", "five"

 })

 public class ZipEntryTest {

     @Test

     public void readEntriesEffectively() throws IOException {

         InputStream is = ZipEntryTest.class.getResourceAsStream("five.zip");

         byte[] arr = new byte[is.available()];

         int len = is.read(arr);

         assertEquals(len, arr.length, "Read fully");

         FastJar fj = new FastJar(arr);

         FastJar.Entry[] entrs = fj.list();

         assertEquals(5, entrs.length, "Five entries");

         for (int i = 1; i <= 5; i++) {

             FastJar.Entry en = entrs[i - 1];

             assertEquals(en.name, i + ".txt");

 //            assertEquals(cis.cnt, 0, "Content of the file should be skipped, not read");

         }

         assertContent("three", fj.getInputStream(entrs[3 - 1]), "read OK");

         assertContent("five", fj.getInputStream(entrs[5 - 1]), "read OK");

     }

     private static void assertContent(String exp, InputStream is, String msg) throws IOException {

         byte[] arr = new byte[512];

         int len = is.read(arr);

         String s = new String(arr, 0, len);

         assertEquals(exp, s, msg);

     }

 }