test/jdk/sun/tools/jstack/BasicJStackTest.java

rev 55749 : 8227868: jinfo and jstack can fail converting UTF8 output to strings
Reviewed-by:

*** 34,60 ****
--- 34,64 ----
   * @run main BasicJStackTest
   */
  public class BasicJStackTest {
  
      private static ProcessBuilder processBuilder = new ProcessBuilder();
+         private static String markerName = "markerName" + "\u00e4\u0bb5".repeat(10_000);
  
      public static void main(String[] args) throws Exception {
          testJstackNoArgs();
          testJstack_l();
      }
  
      private static void testJstackNoArgs() throws Exception {
          OutputAnalyzer output = jstack();
          output.shouldHaveExitValue(0);
+         output.shouldContain(markerName);
      }
  
      private static void testJstack_l() throws Exception {
          OutputAnalyzer output = jstack("-l");
          output.shouldHaveExitValue(0);
+         output.shouldContain(markerName);
      }
  
      private static OutputAnalyzer jstack(String... toolArgs) throws Exception {
+         Thread.currentThread().setName(markerName);
          JDKToolLauncher launcher = JDKToolLauncher.createUsingTestJDK("jstack");
          launcher.addVMArg("-XX:+UsePerfData");
          if (toolArgs != null) {
              for (String toolArg : toolArgs) {
                  launcher.addToolArg(toolArg);