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25 
26 package jdk.jfr.event.gc.configuration;
27 
28 import jdk.jfr.consumer.RecordedEvent;
29 import jdk.test.lib.jfr.EventVerifier;
30 
31 /* See the shell script wrapper for the flags used when invoking the JVM */
32 public class TestGCHeapConfigurationEventWithZeroBasedOops extends GCHeapConfigurationEventTester {
main(String[] args)33     public static void main(String[] args) throws Exception {
34         GCHeapConfigurationEventTester t = new TestGCHeapConfigurationEventWithZeroBasedOops();
35         t.run();
36     }
37 
38     @Override
createVerifier(RecordedEvent e)39     protected EventVerifier createVerifier(RecordedEvent e) {
40         return new ZeroBasedOopsVerifier(e);
41     }
42 }
43 
44 class ZeroBasedOopsVerifier extends GCHeapConfigurationEventVerifier {
ZeroBasedOopsVerifier(RecordedEvent e)45     public ZeroBasedOopsVerifier(RecordedEvent e) {
46         super(e);
47     }
48 
49     @Override
verify()50     public void verify() throws Exception {
51         // Can't verify min and initial heap size due to constraints on
52         // physical memory on tests machines
53 
54         verifyMaxHeapSizeIs(gigabytes(4));
55         verifyUsesCompressedOopsIs(true);
56         verifyObjectAlignmentInBytesIs(8);
57         verifyHeapAddressBitsIs(32);
58         verifyCompressedOopModeIs("Zero based");
59     }
60 }
61