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test/hotspot/jtreg/gc/shenandoah/options/TestModeUnlock.java

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rev 59451 : 8245478: Implementation: JEP 379: Shenandoah: A Low-Pause-Time Garbage Collector (Production)
Reviewed-by: XXX


  34  */
  35 
  36 import jdk.test.lib.process.ProcessTools;
  37 import jdk.test.lib.process.OutputAnalyzer;
  38 
  39 public class TestModeUnlock {
  40 
  41     enum Mode {
  42         PRODUCT,
  43         DIAGNOSTIC,
  44         EXPERIMENTAL,
  45     }
  46 
  47     public static void main(String[] args) throws Exception {
  48         testWith("-XX:ShenandoahGCMode=satb",    Mode.PRODUCT);
  49         testWith("-XX:ShenandoahGCMode=iu",      Mode.EXPERIMENTAL);
  50         testWith("-XX:ShenandoahGCMode=passive", Mode.DIAGNOSTIC);
  51     }
  52 
  53     private static void testWith(String h, Mode mode) throws Exception {
  54         if (false) { // When ShenandoahGC is experimental flag, this makes no sense to test
  55             ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  56                     "-XX:-UnlockDiagnosticVMOptions",
  57                     "-XX:-UnlockExperimentalVMOptions",
  58                     "-XX:+UseShenandoahGC",
  59                     h,
  60                     "-version"
  61             );
  62             OutputAnalyzer output = new OutputAnalyzer(pb.start());
  63             switch (mode) {
  64                 case PRODUCT:
  65                     output.shouldHaveExitValue(0);
  66                     break;
  67                 case DIAGNOSTIC:
  68                 case EXPERIMENTAL:
  69                     output.shouldNotHaveExitValue(0);
  70                     break;
  71             }
  72         }
  73 
  74         if (false) { // When ShenandoahGC is experimental flag, this makes no sense to test
  75             ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  76                     "-XX:+UnlockDiagnosticVMOptions",
  77                     "-XX:-UnlockExperimentalVMOptions",
  78                     "-XX:+UseShenandoahGC",
  79                     h,
  80                     "-version"
  81             );
  82             OutputAnalyzer output = new OutputAnalyzer(pb.start());
  83             switch (mode) {
  84                 case PRODUCT:
  85                 case DIAGNOSTIC:
  86                     output.shouldHaveExitValue(0);
  87                     break;
  88                 case EXPERIMENTAL:
  89                     output.shouldNotHaveExitValue(0);
  90                     break;
  91             }
  92         }
  93 
  94         {




  34  */
  35 
  36 import jdk.test.lib.process.ProcessTools;
  37 import jdk.test.lib.process.OutputAnalyzer;
  38 
  39 public class TestModeUnlock {
  40 
  41     enum Mode {
  42         PRODUCT,
  43         DIAGNOSTIC,
  44         EXPERIMENTAL,
  45     }
  46 
  47     public static void main(String[] args) throws Exception {
  48         testWith("-XX:ShenandoahGCMode=satb",    Mode.PRODUCT);
  49         testWith("-XX:ShenandoahGCMode=iu",      Mode.EXPERIMENTAL);
  50         testWith("-XX:ShenandoahGCMode=passive", Mode.DIAGNOSTIC);
  51     }
  52 
  53     private static void testWith(String h, Mode mode) throws Exception {
  54         {
  55             ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  56                     "-XX:-UnlockDiagnosticVMOptions",
  57                     "-XX:-UnlockExperimentalVMOptions",
  58                     "-XX:+UseShenandoahGC",
  59                     h,
  60                     "-version"
  61             );
  62             OutputAnalyzer output = new OutputAnalyzer(pb.start());
  63             switch (mode) {
  64                 case PRODUCT:
  65                     output.shouldHaveExitValue(0);
  66                     break;
  67                 case DIAGNOSTIC:
  68                 case EXPERIMENTAL:
  69                     output.shouldNotHaveExitValue(0);
  70                     break;
  71             }
  72         }
  73 
  74         {
  75             ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  76                     "-XX:+UnlockDiagnosticVMOptions",
  77                     "-XX:-UnlockExperimentalVMOptions",
  78                     "-XX:+UseShenandoahGC",
  79                     h,
  80                     "-version"
  81             );
  82             OutputAnalyzer output = new OutputAnalyzer(pb.start());
  83             switch (mode) {
  84                 case PRODUCT:
  85                 case DIAGNOSTIC:
  86                     output.shouldHaveExitValue(0);
  87                     break;
  88                 case EXPERIMENTAL:
  89                     output.shouldNotHaveExitValue(0);
  90                     break;
  91             }
  92         }
  93 
  94         {


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