1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javap/OptionTest.java Tue Jun 03 13:26:47 2008 -0700 1.3 @@ -0,0 +1,143 @@ 1.4 +/* 1.5 + * Copyright 2007 Sun Microsystems, Inc. All Rights Reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 1.23 + * CA 95054 USA or visit www.sun.com if you need additional information or 1.24 + * have any questions. 1.25 + */ 1.26 + 1.27 +import java.io.*; 1.28 +import java.util.*; 1.29 + 1.30 +/* 1.31 + * @test 1.32 + * @bug 6439940 1.33 + * @summary Cleanup javap implementation 1.34 + * @run main/othervm OptionTest 1.35 + */ 1.36 +public class OptionTest { 1.37 + public static void main(String[] args) throws Exception { 1.38 + new OptionTest().run(); 1.39 + } 1.40 + 1.41 + OptionTest() { 1.42 + String v = System.getProperty("view.cmd"); 1.43 + if (v != null) { 1.44 + viewResults = true; 1.45 + viewCmd = Arrays.asList(v.split(" +")); 1.46 + } 1.47 + } 1.48 + 1.49 + 1.50 + void run() throws Exception { 1.51 + int count = 0; 1.52 + int pass = 0; 1.53 + // try combinations of options and compare old javap against new javap 1.54 + for (int i = 0; i < (1<<8); i++) { 1.55 + List<String> options = new ArrayList<String>(); 1.56 + if ((i & 0x01) != 0) 1.57 + options.add("-c"); 1.58 + if ((i & 0x02) != 0) 1.59 + options.add("-l"); 1.60 + if ((i & 0x04) != 0) 1.61 + options.add("-public"); 1.62 + if ((i & 0x08) != 0) 1.63 + options.add("-protected"); 1.64 + if ((i & 0x10) != 0) 1.65 + options.add("-package"); 1.66 + if ((i & 0x20) != 0) 1.67 + options.add("-private"); 1.68 + if ((i & 0x40) != 0) 1.69 + options.add("-s"); 1.70 + if ((i & 0x80) != 0) 1.71 + options.add("-verbose"); 1.72 + count++; 1.73 + if (test(options)) 1.74 + pass++; 1.75 + } 1.76 + 1.77 + if (pass < count) 1.78 + throw new Error(pass + "/" + count + " test cases passed"); 1.79 + } 1.80 + 1.81 + boolean test(List<String> options) throws Exception { 1.82 + String[] args = new String[options.size() + 1]; 1.83 + options.toArray(args); 1.84 + args[args.length - 1] = testClassName; 1.85 + String oldOut = runOldJavap(args); 1.86 + String newOut = runNewJavap(args); 1.87 + boolean ok = oldOut.equals(newOut); 1.88 + System.err.println((ok ? "pass" : "FAIL") + ": " + options); 1.89 + if (!ok && viewResults) 1.90 + view(oldOut, newOut); 1.91 + return ok; 1.92 + } 1.93 + 1.94 + String runOldJavap(String[] args) { 1.95 + //System.err.println("OLD: " + Arrays.asList(args)); 1.96 + PrintStream oldOut = System.out; 1.97 + ByteArrayOutputStream out = new ByteArrayOutputStream(); 1.98 + System.setOut(new PrintStream(out)); 1.99 + try { 1.100 + sun.tools.javap.Main.entry(args); 1.101 + } finally { 1.102 + System.setOut(oldOut); 1.103 + } 1.104 + return out.toString(); 1.105 + } 1.106 + 1.107 + String runNewJavap(String[] args) { 1.108 + String[] nArgs = new String[args.length + 2]; 1.109 + nArgs[0] = "-XDcompat"; 1.110 + nArgs[1] = "-XDignore.symbol.file"; 1.111 + System.arraycopy(args, 0, nArgs, 2, args.length); 1.112 + //System.err.println("NEW: " + Arrays.asList(nArgs)); 1.113 + StringWriter out = new StringWriter(); 1.114 + com.sun.tools.javap.Main.run(nArgs, new PrintWriter(out, true)); 1.115 + return out.toString(); 1.116 + } 1.117 + 1.118 + File write(String text, String suffix) throws IOException { 1.119 + File f = File.createTempFile("OptionTest", suffix); 1.120 + FileWriter out = new FileWriter(f); 1.121 + out.write(text); 1.122 + out.close(); 1.123 + return f; 1.124 + } 1.125 + 1.126 + void view(String oldOut, String newOut) throws Exception { 1.127 + File oldFile = write(oldOut, "old"); 1.128 + File newFile = write(newOut, "new"); 1.129 + List<String> cmd = new ArrayList<String>(); 1.130 + cmd.addAll(viewCmd); 1.131 + cmd.add(oldFile.getPath()); 1.132 + cmd.add(newFile.getPath()); 1.133 + Process p = new ProcessBuilder(cmd).redirectErrorStream(true).start(); 1.134 + p.getOutputStream().close(); 1.135 + String line; 1.136 + BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream())); 1.137 + while ((line = in.readLine()) != null) 1.138 + System.err.println(line); 1.139 + in.close(); 1.140 + p.waitFor(); 1.141 + } 1.142 + 1.143 + String testClassName = "java.lang.SecurityManager"; 1.144 + boolean viewResults; 1.145 + List<String> viewCmd; 1.146 +}