aoqi@0: /*
aoqi@0:  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 8032814
aoqi@0:  * @summary LineNumberTable/LocalVariableTable tables duplication for the
aoqi@0:  *          "-v -l" combination of options
aoqi@0:  * @compile -g T8032814.java
aoqi@0:  * @run main T8032814
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.*;
aoqi@0: import java.util.*;
aoqi@0: 
aoqi@0: public class T8032814 {
aoqi@0:     public static void main(String... args) throws Exception {
aoqi@0:         new T8032814().run();
aoqi@0:     }
aoqi@0: 
aoqi@0:     void run() throws Exception {
aoqi@0:         Class<?> clazz = T8032814.class;
aoqi@0:         int count = clazz.getDeclaredConstructors().length
aoqi@0:                 + clazz.getDeclaredMethods().length;
aoqi@0:         test(clazz, 0);
aoqi@0:         test(clazz, count, "-v");
aoqi@0:         test(clazz, count, "-l");
aoqi@0:         test(clazz, count, "-v", "-l");
aoqi@0: 
aoqi@0:         if (errors > 0)
aoqi@0:             throw new Exception(errors + " errors occurred");
aoqi@0:     }
aoqi@0: 
aoqi@0:     void test(Class<?> clazz, int expectedCount, String... opts) throws Exception {
aoqi@0:         System.err.println("test class " + clazz.getName() + " " + Arrays.asList(opts) + ": expect: " + expectedCount);
aoqi@0:         List<String> args = new ArrayList<String>();
aoqi@0:         args.addAll(Arrays.asList(opts));
aoqi@0:         args.addAll(Arrays.asList("-classpath", System.getProperty("test.classes")));
aoqi@0:         args.add(clazz.getName());
aoqi@0:         StringWriter sw = new StringWriter();
aoqi@0:         PrintWriter pw = new PrintWriter(sw);
aoqi@0:         int rc = com.sun.tools.javap.Main.run(args.toArray(new String[args.size()]), pw);
aoqi@0:         pw.close();
aoqi@0:         String out = sw.toString();
aoqi@0:         if (rc != 0)
aoqi@0:             throw new Exception("javap failed unexpectedly: rc=" + rc);
aoqi@0: 
aoqi@0:         int lntCount = 0, lvtCount = 0;
aoqi@0:         for (String line: out.split("[\r\n]+")) {
aoqi@0:             if (line.matches("^ *LineNumberTable:$"))
aoqi@0:                 lntCount++;
aoqi@0:             if (line.matches("^ *LocalVariableTable:$"))
aoqi@0:                 lvtCount++;
aoqi@0:         }
aoqi@0:         checkEqual("LineNumberTable", lntCount, expectedCount);
aoqi@0:         checkEqual("LocalVariableTable", lvtCount, expectedCount);
aoqi@0:     }
aoqi@0: 
aoqi@0:     void checkEqual(String attr, int found, int expect) {
aoqi@0:         if (found != expect) {
aoqi@0:             error("Unexpected number of occurrences of " + attr + "\n" +
aoqi@0:                 "found: " + found + ", expected: " + expect);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     void error(String msg) {
aoqi@0:         System.err.println("Error: " + msg);
aoqi@0:         errors++;
aoqi@0:     }
aoqi@0: 
aoqi@0:     int errors = 0;
aoqi@0: }
aoqi@0: