test/gc/shenandoah/TestRefprocSanity.java

rev 10790 : [backport] Prefix Shenandoah tests with "Test"

*** 1,7 ****
  /*
!  * Copyright (c) 2018, Red Hat, Inc. and/or its affiliates.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
   *
--- 1,7 ----
  /*
!  * Copyright (c) 2018, Red Hat, Inc. All rights reserved.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
   *
*** 20,40 ****
   * questions.
   *
   */
  
  /*
!  * @test RefprocSanity
   * @summary Test that null references/referents work fine
   *
!  * @run main/othervm -XX:+UseShenandoahGC -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions                                                             RefprocSanity
!  * @run main/othervm -XX:+UseShenandoahGC -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+ShenandoahVerify                                       RefprocSanity
!  * @run main/othervm -XX:+UseShenandoahGC -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions                       -XX:ShenandoahGCHeuristics=aggressive RefprocSanity
   */
  
  import java.lang.ref.*;
  
! public class RefprocSanity {
  
    static final long TARGET_MB = Long.getLong("target", 10_000); // 10 Gb allocation
    static final int WINDOW = 10_000;
  
    static final Reference<MyObject>[] refs = new Reference[WINDOW];
--- 20,41 ----
   * questions.
   *
   */
  
  /*
!  * @test TestRefprocSanity
   * @summary Test that null references/referents work fine
+  * @key gc
   *
!  * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC                                                             TestRefprocSanity
!  * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:+ShenandoahVerify                                       TestRefprocSanity
!  * @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC                       -XX:ShenandoahGCHeuristics=aggressive TestRefprocSanity
   */
  
  import java.lang.ref.*;
  
! public class TestRefprocSanity {
  
      static final long TARGET_MB = Long.getLong("target", 10_000); // 10 Gb allocation
      static final int WINDOW = 10_000;
  
      static final Reference<MyObject>[] refs = new Reference[WINDOW];
*** 55,83 ****
  
        rIdx++;
        if (rIdx >= WINDOW) {
          rIdx = 0;
        }
!       while (rq.poll() != null) {} // drain
      }
    }
  
    static Reference<MyObject> select(int v, MyObject ext, ReferenceQueue rq) {
      switch (v % 10) {
        case  0: return new SoftReference<MyObject>(null);
        case  1: return new SoftReference<MyObject>(null,  rq);
        case  2: return new SoftReference<MyObject>(ext);
        case  3: return new SoftReference<MyObject>(ext,  rq);
- 
        case  4: return new WeakReference<MyObject>(null);
        case  5: return new WeakReference<MyObject>(null,  rq);
        case  6: return new WeakReference<MyObject>(ext);
        case  7: return new WeakReference<MyObject>(ext,  rq);
- 
        case  8: return new PhantomReference<MyObject>(null, rq);
        case  9: return new PhantomReference<MyObject>(ext,  rq);
- 
        default: throw new IllegalStateException();
      }
    }
  
    static void verifyRefAt(int idx) {
--- 56,81 ----
  
              rIdx++;
              if (rIdx >= WINDOW) {
                  rIdx = 0;
              }
!             while (rq.poll() != null); // drain
          }
      }
  
      static Reference<MyObject> select(int v, MyObject ext, ReferenceQueue rq) {
          switch (v % 10) {
              case 0:  return new SoftReference<MyObject>(null);
              case 1:  return new SoftReference<MyObject>(null, rq);
              case 2:  return new SoftReference<MyObject>(ext);
              case 3:  return new SoftReference<MyObject>(ext, rq);
              case 4:  return new WeakReference<MyObject>(null);
              case 5:  return new WeakReference<MyObject>(null, rq);
              case 6:  return new WeakReference<MyObject>(ext);
              case 7:  return new WeakReference<MyObject>(ext, rq);
              case 8:  return new PhantomReference<MyObject>(null, rq);
              case 9:  return new PhantomReference<MyObject>(ext, rq);
              default: throw new IllegalStateException();
          }
      }
  
      static void verifyRefAt(int idx) {
*** 88,96 ****
      }
    }
  
    static class MyObject {
      final int x;
!     public MyObject(int x) { this.x = x; }
    }
  
  }
--- 86,97 ----
          }
      }
  
      static class MyObject {
          final int x;
! 
!         public MyObject(int x) {
!             this.x = x;
!         }
      }
  
  }