1 /*
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 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 5  * This code is free software; you can redistribute it and/or modify it
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 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
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
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20  * or visit www.oracle.com if you need additional information or have any
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24 
25 /*
26  * @test
27  * @summary Test open archive heap regions
28  * @requires vm.cds.write.archived.java.heap
29  * @comment This test explicitly chooses the type of GC to be used by sub-processes. It may conflict with the GC type set
30  * via the -vmoptions command line option of JTREG. vm.gc==null will help the test case to discard the explicitly passed
31  * vm options.
32  * @requires (vm.gc=="null")
33  * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
34  * @compile ../test-classes/Hello.java
35  * @run driver OpenArchiveRegion
36  */
37 
38 import jdk.test.lib.process.OutputAnalyzer;
39 
40 public class OpenArchiveRegion {
41     public static void main(String[] args) throws Exception {
42         JarBuilder.getOrCreateHelloJar();
43         String appJar = TestCommon.getTestJar("hello.jar");
44         String appClasses[] = TestCommon.list("Hello");
45 
46         // Dump with open archive heap region, requires G1 GC
47         OutputAnalyzer output = TestCommon.dump(appJar, appClasses, "-Xlog:cds=debug");
48         TestCommon.checkDump(output, "hp space:");
49         output.shouldNotContain("hp space:         0 [");
50         output = TestCommon.exec(appJar, "Hello");
51         TestCommon.checkExec(output, "Hello World");
52         output = TestCommon.exec(appJar, "-XX:+UseSerialGC", "Hello");
53         TestCommon.checkExec(output, "Hello World");
54 
55         // Dump with open archive heap region disabled when G1 GC is not in use
56         output = TestCommon.dump(appJar, appClasses, "-XX:+UseParallelGC");
57         TestCommon.checkDump(output);
58         output.shouldNotContain("hp space:");
59         output = TestCommon.exec(appJar, "Hello");
60         TestCommon.checkExec(output, "Hello World");
61     }
62 }