CompilerConfigFileWarning.java revision 8359:ed6389f70257 
1/*
2 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug 7167142
27 * @summary Warn if unused .hotspot_compiler file is present
28 * @library /testlibrary
29 * @modules java.base/sun.misc
30 *          java.management
31 */
32
33import java.io.PrintWriter;
34import jdk.test.lib.*;
35
36public class CompilerConfigFileWarning {
37    public static void main(String[] args) throws Exception {
38        ProcessBuilder pb;
39        OutputAnalyzer output;
40        PrintWriter pw;
41
42        pw = new PrintWriter("hs_comp.txt");
43        pw.println("aaa, aaa");
44        pw.close();
45
46        pb = ProcessTools.createJavaProcessBuilder("-XX:CompileCommandFile=hs_comp.txt", "-version");
47        output = new OutputAnalyzer(pb.start());
48        output.shouldContain("CompileCommand: unrecognized command");
49        output.shouldContain("aaa  aaa");
50
51        // Skip on debug builds since we'll always read the file there
52        if (!Platform.isDebugBuild()) {
53            pw = new PrintWriter(".hotspot_compiler");
54            pw.println("aa");
55            pw.close();
56
57            pb = ProcessTools.createJavaProcessBuilder("-version");
58            output = new OutputAnalyzer(pb.start());
59            output.shouldContain("warning: .hotspot_compiler file is present but has been ignored.  Run with -XX:CompileCommandFile=.hotspot_compiler to load the file.");
60        }
61    }
62}
63