SLIDER-622 fix ZK instance separation problems (windows doesn't to rmdir while cluster is in use)
diff --git a/slider-core/src/test/groovy/org/apache/slider/common/tools/TestZKIntegration.groovy b/slider-core/src/test/groovy/org/apache/slider/common/tools/TestZKIntegration.groovy
index 1b7ea52..460dafb 100644
--- a/slider-core/src/test/groovy/org/apache/slider/common/tools/TestZKIntegration.groovy
+++ b/slider-core/src/test/groovy/org/apache/slider/common/tools/TestZKIntegration.groovy
@@ -72,7 +72,7 @@
     assertHasZKCluster()
 
     ZKIntegration zki = createZKIntegrationInstance(
-        getZKBinding(), "", true, false, 5000)
+        getZKBinding(), methodName.methodName, true, false, 5000)
     String userPath = ZKIntegration.mkSliderUserPath(USER)
     String fullPath = zki.createPath(userPath, "/cluster-",
                                      ZooDefs.Ids.OPEN_ACL_UNSAFE,
@@ -86,7 +86,7 @@
   @Test
   public void testListUserClustersWithTwoCluster() throws Throwable {
     ZKIntegration zki = createZKIntegrationInstance(
-        getZKBinding(), "", true, false, 5000)
+        getZKBinding(), methodName.methodName, true, false, 5000)
     String userPath = ZKIntegration.mkSliderUserPath(USER)
     String c1 = createEphemeralChild(zki, userPath)
     log.info("Ephemeral path $c1")