1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javap/T8032814.java Wed Apr 27 01:34:52 2016 +0800 1.3 @@ -0,0 +1,93 @@ 1.4 +/* 1.5 + * Copyright (c) 2014, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @bug 8032814 1.30 + * @summary LineNumberTable/LocalVariableTable tables duplication for the 1.31 + * "-v -l" combination of options 1.32 + * @compile -g T8032814.java 1.33 + * @run main T8032814 1.34 + */ 1.35 + 1.36 +import java.io.*; 1.37 +import java.util.*; 1.38 + 1.39 +public class T8032814 { 1.40 + public static void main(String... args) throws Exception { 1.41 + new T8032814().run(); 1.42 + } 1.43 + 1.44 + void run() throws Exception { 1.45 + Class<?> clazz = T8032814.class; 1.46 + int count = clazz.getDeclaredConstructors().length 1.47 + + clazz.getDeclaredMethods().length; 1.48 + test(clazz, 0); 1.49 + test(clazz, count, "-v"); 1.50 + test(clazz, count, "-l"); 1.51 + test(clazz, count, "-v", "-l"); 1.52 + 1.53 + if (errors > 0) 1.54 + throw new Exception(errors + " errors occurred"); 1.55 + } 1.56 + 1.57 + void test(Class<?> clazz, int expectedCount, String... opts) throws Exception { 1.58 + System.err.println("test class " + clazz.getName() + " " + Arrays.asList(opts) + ": expect: " + expectedCount); 1.59 + List<String> args = new ArrayList<String>(); 1.60 + args.addAll(Arrays.asList(opts)); 1.61 + args.addAll(Arrays.asList("-classpath", System.getProperty("test.classes"))); 1.62 + args.add(clazz.getName()); 1.63 + StringWriter sw = new StringWriter(); 1.64 + PrintWriter pw = new PrintWriter(sw); 1.65 + int rc = com.sun.tools.javap.Main.run(args.toArray(new String[args.size()]), pw); 1.66 + pw.close(); 1.67 + String out = sw.toString(); 1.68 + if (rc != 0) 1.69 + throw new Exception("javap failed unexpectedly: rc=" + rc); 1.70 + 1.71 + int lntCount = 0, lvtCount = 0; 1.72 + for (String line: out.split("[\r\n]+")) { 1.73 + if (line.matches("^ *LineNumberTable:$")) 1.74 + lntCount++; 1.75 + if (line.matches("^ *LocalVariableTable:$")) 1.76 + lvtCount++; 1.77 + } 1.78 + checkEqual("LineNumberTable", lntCount, expectedCount); 1.79 + checkEqual("LocalVariableTable", lvtCount, expectedCount); 1.80 + } 1.81 + 1.82 + void checkEqual(String attr, int found, int expect) { 1.83 + if (found != expect) { 1.84 + error("Unexpected number of occurrences of " + attr + "\n" + 1.85 + "found: " + found + ", expected: " + expect); 1.86 + } 1.87 + } 1.88 + 1.89 + void error(String msg) { 1.90 + System.err.println("Error: " + msg); 1.91 + errors++; 1.92 + } 1.93 + 1.94 + int errors = 0; 1.95 +} 1.96 +