test/jdk/jdk/jfr/event/runtime/TestClassLoadEvent.java

*** 45,85 ****
   * @build jdk.jfr.event.runtime.TestClasses
   * @run main/othervm jdk.jfr.event.runtime.TestClassLoadEvent
   */
  public final class TestClassLoadEvent {
  
!     private final static String TEST_CLASS_NAME = "jdk.jfr.event.runtime.TestClasses";
!     private final static String BOOT_CLASS_LOADER_NAME = "bootstrap";
!     private final static String SEARCH_CLASS_NAME = "java.lang.Object";
!     private final static String SEARCH_PACKAGE_NAME = "java/lang";
!     private final static String SEARCH_MODULE_NAME = "java.base";
!     private final static String EVENT_NAME = EventNames.ClassLoad;
  
      public static void main(String[] args) throws Throwable {
          Recording recording = new Recording();
!         recording.enable(EVENT_NAME).withThreshold(Duration.ofMillis(0));
          TestClassLoader cl = new TestClassLoader();
          recording.start();
!         cl.loadClass(TEST_CLASS_NAME);
          recording.stop();
  
          List<RecordedEvent> events = Events.fromRecording(recording);
          boolean isLoaded = false;
          for (RecordedEvent event : events) {
!             RecordedClass loadedClass = event.getValue("loadedClass");
!             if (SEARCH_CLASS_NAME.equals(loadedClass.getName())) {
!                 System.out.println(event);
!                 Events.assertClassPackage(loadedClass, SEARCH_PACKAGE_NAME);
!                 Events.assertClassModule(loadedClass, SEARCH_MODULE_NAME);
!                 RecordedClassLoader initiatingClassLoader = event.getValue("initiatingClassLoader");
!                 Asserts.assertEquals(cl.getClass().getName(), initiatingClassLoader.getType().getName(),
!                     "Expected type " + cl.getClass().getName() + ", got type " + initiatingClassLoader.getType().getName());
!                 RecordedClassLoader definingClassLoader = loadedClass.getClassLoader();
!                 Asserts.assertEquals(BOOT_CLASS_LOADER_NAME, definingClassLoader.getName(),
!                     "Expected boot loader to be the defining class loader");
!                 Asserts.assertNull(definingClassLoader.getType(), "boot loader should not have a type");
!                 isLoaded = true;
!             }
          }
-         Asserts.assertTrue(isLoaded, "No class load event found for class " + SEARCH_CLASS_NAME);
      }
  }
--- 45,66 ----
   * @build jdk.jfr.event.runtime.TestClasses
   * @run main/othervm jdk.jfr.event.runtime.TestClassLoadEvent
   */
  public final class TestClassLoadEvent {
  
!      private final static String EVENT_NAME = EventNames.JavaThreadStatistics;
  
      public static void main(String[] args) throws Throwable {
          Recording recording = new Recording();
!         recording.enable(EVENT_NAME).withThreshold(Duration.ofMillis(2000));
          TestClassLoader cl = new TestClassLoader();
          recording.start();
!         // make something happen
          recording.stop();
  
          List<RecordedEvent> events = Events.fromRecording(recording);
          boolean isLoaded = false;
          for (RecordedEvent event : events) {
!           Long safepointId = event.getValue("safepointId");
          }
      }
  }