src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.debug.test/src/org/graalvm/compiler/debug/test/TimerKeyTest.java

rev 52509 : [mq]: graal

@@ -37,21 +37,33 @@
 import org.graalvm.compiler.debug.TimerKey;
 import org.graalvm.compiler.options.OptionKey;
 import org.graalvm.compiler.options.OptionValues;
 import org.graalvm.compiler.serviceprovider.GraalServices;
 import org.junit.Assume;
+import org.junit.AssumptionViolatedException;
 import org.junit.Before;
 import org.junit.Test;
 
 @SuppressWarnings("try")
 public class TimerKeyTest {
 
     @Before
     public void checkCapabilities() {
+        assumeManagementLibraryIsLoadable();
         Assume.assumeTrue("skipping management interface test", GraalServices.isCurrentThreadCpuTimeSupported());
     }
 
+    /** @see <a href="https://bugs.openjdk.java.net/browse/JDK-8076557">JDK-8076557</a> */
+    static void assumeManagementLibraryIsLoadable() {
+        try {
+            /* Trigger loading of the management library using the bootstrap class loader. */
+            GraalServices.getCurrentThreadAllocatedBytes();
+        } catch (UnsatisfiedLinkError | NoClassDefFoundError | UnsupportedOperationException e) {
+            throw new AssumptionViolatedException("Management interface is unavailable: " + e);
+        }
+    }
+
     /**
      * Actively spins the current thread for at least a given number of milliseconds in such a way
      * that timers for the current thread keep ticking over.
      *
      * @return the number of milliseconds actually spent spinning which is guaranteed to be >=