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 8033180
aoqi@0:  * @summary Bad newline characters
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.*;
aoqi@0: import java.util.*;
aoqi@0: 
aoqi@0: public class T8033180 {
aoqi@0: 
aoqi@0:     public static void main(String... args) throws Exception {
aoqi@0:         new T8033180().run();
aoqi@0:     }
aoqi@0: 
aoqi@0:     void run() throws Exception {
aoqi@0:         // fast-track this case, because test cannot fail in this case
aoqi@0:         if (lineSep.equals(nl))
aoqi@0:             return;
aoqi@0: 
aoqi@0:         test("-help");
aoqi@0:         test("-version");
aoqi@0: 
aoqi@0:         if (errors > 0)
aoqi@0:             throw new Exception(errors + " errors occurred");
aoqi@0:     }
aoqi@0: 
aoqi@0:     static final String lineSep = System.getProperty("line.separator");
aoqi@0:     static final String nl = "\n";
aoqi@0: 
aoqi@0:     void test(String... opts) throws Exception {
aoqi@0:         System.err.println("test " + Arrays.asList(opts));
aoqi@0:         List<String> args = new ArrayList<String>();
aoqi@0:         args.addAll(Arrays.asList(opts));
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:         // remove all valid platform newline sequences
aoqi@0:         String out2 = out.replace(lineSep, "");
aoqi@0: 
aoqi@0:         // count the remaining simple newline characters
aoqi@0:         int count = 0;
aoqi@0:         int i = out2.indexOf(nl, 0);
aoqi@0:         while (i != -1) {
aoqi@0:             count++;
aoqi@0:             i = out2.indexOf(nl, i + nl.length());
aoqi@0:         }
aoqi@0: 
aoqi@0:         if (count > 0)
aoqi@0:             error(count + " newline characters found");
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: