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@1717: import java.io.ByteArrayInputStream;
jaroslav@1717: import java.io.Closeable;
jaroslav@1375: import java.io.IOException;
jaroslav@424: import java.io.InputStream;
jaroslav@1316: import java.net.URL;
jaroslav@1717: import java.net.URLConnection;
jaroslav@1375: import java.util.Enumeration;
jaroslav@1717: import net.java.html.js.JavaScriptBody;
jaroslav@1717: import org.apidesign.bck2brwsr.vmtest.BrwsrTest;
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@1600:         if (cnt > 40 && cnt < 50) {
jaroslav@1600:             return "OK";
jaroslav@1600:         } else {
jaroslav@1600:             return "" + cnt;
jaroslav@1600:         }
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@1717:     @Compare public String readResourceViaXMLHttpRequest() throws Exception {
jaroslav@1717:         return readResourceViaXHR("Resources.txt", null);
jaroslav@1717:     }
jaroslav@1717:     
jaroslav@1717:     @BrwsrTest public void xhrTestedInBrowser() throws Exception {
jaroslav@1717:         boolean[] run = { false };
jaroslav@1717:         readResourceViaXHR("Resources.txt", run);
jaroslav@1717:         assert run[0] : "XHR really used in browser";
jaroslav@1717:     }
jaroslav@1717: 
jaroslav@1717:     @Compare public String readBinaryResourceViaXMLHttpRequest() throws Exception {
jaroslav@1717:         return readResourceViaXHR("0xfe", null);
jaroslav@1717:     }
jaroslav@1717: 
jaroslav@1717:     private String readResourceViaXHR(final String res, boolean[] exec) throws IOException {
jaroslav@1717:         URL url = getClass().getResource(res);
jaroslav@1717:         URLConnection conn = url.openConnection();
jaroslav@1717:         String java = readBytes(url.openStream());
jaroslav@1717:         String java2 = readBytes(conn.getInputStream());
jaroslav@1717:         assert java.equals(java2) : "Java:\n" + java + "\nConn:\n" + java2;
jaroslav@1717:         
jaroslav@1717:         URL url2 = conn.getURL();
jaroslav@1717:         String java3 = readBytes(url.openStream());
jaroslav@1717:         assert java.equals(java3) : "Java:\n" + java + "\nConnURL:\n" + java3;
jaroslav@1717:         
jaroslav@1717:         
jaroslav@1717:         byte[] xhr = readXHR(url2.toExternalForm());
jaroslav@1717:         if (xhr != null) {
jaroslav@1717:             if (exec != null) {
jaroslav@1717:                 exec[0] = true;
jaroslav@1717:             }
jaroslav@1717:             String s = readBytes(new ByteArrayInputStream(xhr));
jaroslav@1717:             assert java.equals(s) : "Java:\n" + java + "\nXHR:\n" + s;
jaroslav@1717:             
jaroslav@1717:             assert conn instanceof Closeable : "Can be closed";
jaroslav@1717:             
jaroslav@1717:             Closeable c = (Closeable) conn;
jaroslav@1717:             c.close();
jaroslav@1717:             
jaroslav@1717:             byte[] xhr2 = null;
jaroslav@1717:             try {
jaroslav@1717:                 xhr2 = readXHR(url2.toExternalForm());
jaroslav@1717:             } catch (Throwable t) {
jaroslav@1717:                 // OK, expecting error
jaroslav@1717:             }
jaroslav@1717:             assert xhr2 == null : "Cannot read the URL anymore";
jaroslav@1717:         }
jaroslav@1717:         return java;
jaroslav@1717:     }
jaroslav@1717: 
jaroslav@1717:     @JavaScriptBody(args = { "url" }, body =
jaroslav@1717:         "if (typeof XMLHttpRequest === 'undefined') return null;\n" +
jaroslav@1717:         "var xhr = new XMLHttpRequest();\n" +
jaroslav@1717:         "xhr.overrideMimeType('text\\/plain; charset=x-user-defined');\n" +
jaroslav@1717:         "xhr.open('GET', url, false);\n" +
jaroslav@1717:         "xhr.send();\n" +
jaroslav@1721:         "if (xhr.status >= 300) throw 'Status: ' + xhr.status + ' ' + xhr.statusText;\n" +
jaroslav@1717:         "var ret = []\n" +
jaroslav@1717:         "for (var i = 0; i < xhr.responseText.length; i++) {\n" +
jaroslav@1718:         "  var b = xhr.responseText.charCodeAt(i) & 0xff;\n" +
jaroslav@1718:         "  if (b > 127) b -= 256;\n" +
jaroslav@1718:         "  ret.push(b);\n" +
jaroslav@1717:         "}\n" +
jaroslav@1717:         "return ret;\n"
jaroslav@1717:     )
jaroslav@1717:     private static byte[] readXHR(String url) {
jaroslav@1717:         return null;
jaroslav@1717:     }
jaroslav@1717:     
jaroslav@1398:     @Compare public String readResourceViaConnection() throws Exception {
jaroslav@1717:         final URL url = getClass().getResource("Resources.txt");
jaroslav@1717:         String str = url.toExternalForm();
jaroslav@1717:         int idx = str.indexOf("org/apidesign/bck2brwsr/tck");
jaroslav@1717:         assert idx >= 0 : "Package name found in the URL name: " + str;
jaroslav@1717:         InputStream is = url.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@1717:     private String readBytes(InputStream is) throws IOException {
jaroslav@1717:         StringBuilder sb = new StringBuilder();
jaroslav@1717:         byte[] b = new byte[512];
jaroslav@1717:         for (;;) { 
jaroslav@1717:             int len = is.read(b);
jaroslav@1717:             if (len == -1) {
jaroslav@1717:                 return sb.toString();
jaroslav@1717:             }
jaroslav@1717:             for (int i = 0; i < len; i++) {
jaroslav@1717:                 sb.append((int)b[i]).append(" ");
jaroslav@1717:             }
jaroslav@1717:         }
jaroslav@1717:     }
jaroslav@1717: 
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: }