test/hotspot/jtreg/runtime/handshake/HandshakeTransitionTest.java

rev 47492 : [mq]: Coleen-n-Test-Cleanup-4

*** 20,34 ****
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   *
   */
  
  /*
!  * @test HandshakeWalkStackFallbackTest
!  * @requires (vm.simpleArch == "x64" | vm.simpleArch == "sparcv9")
   * @library /testlibrary /test/lib
!  * @build HandshakeWalkStackTest
!  * @run main ClassFileInstaller sun.hotspot.WhiteBox
!  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
!  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+ThreadLocalHandshakes HandshakeWalkStackTest
   */
  
--- 20,96 ----
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   *
   */
  
+ import java.io.File;
+ import java.nio.file.Paths;
+ import java.time.Duration;
+ 
+ import jdk.test.lib.process.ProcessTools;
+ import jdk.test.lib.process.OutputAnalyzer;
+ 
  /*
!  * @test HandshakeTransitionTest
!  * @summary This does a sanity test of the poll in the native wrapper.
!  * @requires vm.debug
   * @library /testlibrary /test/lib
!  * @build HandshakeTransitionTest
!  * @run main/native HandshakeTransitionTest
   */
  
+ public class HandshakeTransitionTest {
+ 
+     public static native void someTime(int ms);
+ 
+     public static void main(String[] args) throws Exception {
+         String lib = System.getProperty("test.nativepath");
+         ProcessBuilder pb =
+             ProcessTools.createJavaProcessBuilder(
+                     true,
+                     "-Djava.library.path=" + lib,
+                     "-XX:+SafepointALot",
+                     "-XX:GuaranteedSafepointInterval=20",
+                     "-Xlog:ergo*",
+                     "-XX:ParallelGCThreads=1",
+                     "-XX:ConcGCThreads=1",
+                     "-XX:CICompilerCount=2",
+                     "HandshakeTransitionTest$Test");
+ 
+ 
+         OutputAnalyzer output = ProcessTools.executeProcess(pb);
+         output.reportDiagnosticSummary();
+         output.shouldHaveExitValue(0);
+         output.stdoutShouldContain("JOINED");
+     }
+ 
+     static class Test implements Runnable {
+         final static int testLoops = 2000;
+         final static int testSleep = 1; //ms
+ 
+         public static void main(String[] args) throws Exception {
+             System.loadLibrary("HandshakeTransitionTest");
+             Test test = new Test();
+             Thread[] threads = new Thread[64];
+             for (int i = 0; i<threads.length ; i++) {
+                 threads[i] = new Thread(test);
+                 threads[i].start();
+             }
+             for (Thread t : threads) {
+                 t.join();
+             }
+             System.out.println("JOINED");
+         }
+ 
+         @Override
+         public void run() {
+             try {
+                 for (int i = 0; i<testLoops ; i++) {
+                     someTime(testSleep);
+                 }
+             } catch (Exception e) {
+                 System.out.println(e.getMessage());
+                 System.exit(1);
+             }
+         }
+     }
+ }