Fri, 24 Apr 2020 03:58:51 +0100
Merge
2 import java.io.PrintWriter;
3 import java.io.StringWriter;
5 /*
6 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
7 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 *
9 * This code is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License version 2 only, as
11 * published by the Free Software Foundation.
12 *
13 * This code is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 * version 2 for more details (a copy is included in the LICENSE file that
17 * accompanied this code).
18 *
19 * You should have received a copy of the GNU General Public License version
20 * 2 along with this work; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
22 *
23 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
24 * or visit www.oracle.com if you need additional information or have any
25 * questions.
26 */
28 /*
29 * @test
30 * @bug 8006037
31 * @summary extra space in javac -help for -J and @ options
32 */
34 public class Option_J_At_Test {
35 public static void main(String... args) throws Exception {
36 new Option_J_At_Test().run();
37 }
39 void run() throws Exception {
40 StringWriter sw = new StringWriter();
41 PrintWriter pw = new PrintWriter(sw);
42 String[] help = { "-help" };
43 int rc = com.sun.tools.javac.Main.compile(help, pw);
44 pw.flush();
45 String out = sw.toString();
46 System.out.println(out);
47 check(out, "-J<flag>", true);
48 check(out, "-J <flag>", false);
49 check(out, "@<filename>", true);
50 check(out, "@ <filename>", false);
51 if (errors > 0)
52 throw new Exception(errors + " errors found");
53 }
55 void check(String out, String text, boolean expect) {
56 if (out.contains(text) != expect) {
57 if (expect)
58 error("expected string not found: " + text);
59 else
60 error("unexpected string found: " + text);
61 }
62 }
64 void error(String msg) {
65 System.err.println("Error: " + msg);
66 errors++;
67 }
69 int errors;
70 }