aoqi@0: 
aoqi@0: import java.io.PrintWriter;
aoqi@0: import java.io.StringWriter;
aoqi@0: 
aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, 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 8006037
aoqi@0:  * @summary extra space in javac -help for -J and @ options
aoqi@0:  */
aoqi@0: 
aoqi@0: public class Option_J_At_Test {
aoqi@0:     public static void main(String... args) throws Exception {
aoqi@0:         new Option_J_At_Test().run();
aoqi@0:     }
aoqi@0: 
aoqi@0:     void run() throws Exception {
aoqi@0:         StringWriter sw = new StringWriter();
aoqi@0:         PrintWriter pw = new PrintWriter(sw);
aoqi@0:         String[] help = { "-help" };
aoqi@0:         int rc = com.sun.tools.javac.Main.compile(help, pw);
aoqi@0:         pw.flush();
aoqi@0:         String out = sw.toString();
aoqi@0:         System.out.println(out);
aoqi@0:         check(out, "-J<flag>",     true);
aoqi@0:         check(out, "-J <flag>",    false);
aoqi@0:         check(out, "@<filename>",  true);
aoqi@0:         check(out, "@ <filename>", false);
aoqi@0:         if (errors > 0)
aoqi@0:             throw new Exception(errors + " errors found");
aoqi@0:     }
aoqi@0: 
aoqi@0:     void check(String out, String text, boolean expect) {
aoqi@0:         if (out.contains(text) != expect) {
aoqi@0:             if (expect)
aoqi@0:                 error("expected string not found: " + text);
aoqi@0:             else
aoqi@0:                 error("unexpected string found: " + text);
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;
aoqi@0: }