jaroslav@425: /**
jaroslav@425:  * Back 2 Browser Bytecode Translator
jaroslav@425:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@425:  *
jaroslav@425:  * This program is free software: you can redistribute it and/or modify
jaroslav@425:  * it under the terms of the GNU General Public License as published by
jaroslav@425:  * the Free Software Foundation, version 2 of the License.
jaroslav@425:  *
jaroslav@425:  * This program is distributed in the hope that it will be useful,
jaroslav@425:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@425:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@425:  * GNU General Public License for more details.
jaroslav@425:  *
jaroslav@425:  * You should have received a copy of the GNU General Public License
jaroslav@425:  * along with this program. Look for COPYING file in the top folder.
jaroslav@425:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@424:  */
jaroslav@424: package org.apidesign.bck2brwsr.tck;
jaroslav@424: 
jaroslav@1375: import java.io.IOException;
jaroslav@424: import java.io.InputStream;
jaroslav@1316: import java.net.URL;
jaroslav@1375: import java.util.Enumeration;
jaroslav@424: import org.apidesign.bck2brwsr.vmtest.Compare;
jaroslav@424: import org.apidesign.bck2brwsr.vmtest.VMTest;
jaroslav@424: import org.testng.annotations.Factory;
jaroslav@424: 
jaroslav@424: /**
jaroslav@424:  *
jaroslav@424:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@424:  */
jaroslav@424: public class ResourcesTest {
jaroslav@1375:     @Compare public String allManifests() throws Exception {
jaroslav@1375:         Enumeration<URL> en = ClassLoader.getSystemResources("META-INF/MANIFEST.MF");
jaroslav@1375:         assert en.hasMoreElements() : "Should have at least one manifest";
jaroslav@1375:         String first = readString(en.nextElement().openStream());
jaroslav@1375:         boolean different = false;
jaroslav@1375:         int cnt = 1;
jaroslav@1375:         while (en.hasMoreElements()) {
jaroslav@1375:             URL url = en.nextElement();
jaroslav@1375:             String now = readString(url.openStream());
jaroslav@1375:             if (!first.equals(now)) {
jaroslav@1375:                 different = true;
jaroslav@1375:             }
jaroslav@1375:             cnt++;
jaroslav@1375:             if (cnt > 500) {
jaroslav@1375:                 throw new IllegalStateException(
jaroslav@1375:                     "Giving up. First manifest:\n" + first + 
jaroslav@1375:                     "\nLast manifest:\n" + now
jaroslav@1375:                 );
jaroslav@1375:             }
jaroslav@1375:         }
jaroslav@1375:         assert different : "Not all manifests should look like first one:\n" + first;
jaroslav@1375:         return "" + cnt;
jaroslav@1375:     }
jaroslav@424:     
jaroslav@424:     @Compare public String readResourceAsStream() throws Exception {
jaroslav@424:         InputStream is = getClass().getResourceAsStream("Resources.txt");
jaroslav@1375:         return readString(is);
jaroslav@1375:     }
jaroslav@1398:     
jaroslav@1398:     @Compare public String readResourceViaConnection() throws Exception {
jaroslav@1398:         InputStream is = getClass().getResource("Resources.txt").openConnection().getInputStream();
jaroslav@1398:         return readString(is);
jaroslav@1398:     }
jaroslav@1375: 
jaroslav@1375:     private String readString(InputStream is) throws IOException {
jaroslav@424:         StringBuilder sb = new StringBuilder();
jaroslav@1375:         byte[] b = new byte[512];
jaroslav@1375:         for (;;) { 
jaroslav@1375:             int len = is.read(b);
jaroslav@1375:             if (len == -1) {
jaroslav@1375:                 return sb.toString();
jaroslav@1375:             }
jaroslav@1375:             for (int i = 0; i < len; i++) {
jaroslav@1375:                 sb.append((char)b[i]);
jaroslav@1375:             }
jaroslav@424:         }
jaroslav@424:     }
jaroslav@1333: 
jaroslav@1333:     @Compare public String readResourceAsStreamFromClassLoader() throws Exception {
jaroslav@1333:         InputStream is = getClass().getClassLoader().getResourceAsStream("org/apidesign/bck2brwsr/tck/Resources.txt");
jaroslav@1375:         return readString(is);
jaroslav@1333:     }
jaroslav@424:     
jaroslav@1316:     @Compare public String toURIFromURL() throws Exception {
jaroslav@1316:         URL u = new URL("http://apidesign.org");
jaroslav@1316:         return u.toURI().toString();
jaroslav@1316:     }
jaroslav@1316:     
jaroslav@424:     @Factory public static Object[] create() {
jaroslav@424:         return VMTest.create(ResourcesTest.class);
jaroslav@424:     }
jaroslav@424: }