YARN-28. Fixed TestCompositeService to not depend on test-order and thus made it pass on JDK7. Contributed by Thomas Graves.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1386907 13f79535-47bb-0310-9956-ffa450edef68

hadoop-yarn-project/CHANGES.txt

@@ -31,6 +31,9 @@ Release 2.0.3-alpha - Unreleased
     YARN-93. Fixed RM to propagate diagnostics from applications that have
     finished but failed (Jason Lowe via vinodkv). 
 
+    YARN-28. Fixed TestCompositeService to not depend on test-order and thus
+    made it pass on JDK7 (Thomas Graves via vinodkv).
+
   OPTIMIZATIONS
 
   BUG FIXES

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/util/TestCompositeService.java

@@ -25,6 +25,7 @@ import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.yarn.YarnException;
 import org.apache.hadoop.yarn.service.CompositeService;
 import org.apache.hadoop.yarn.service.Service.STATE;
+import org.junit.Before;
 import org.junit.Test;
 
 public class TestCompositeService {
@@ -33,6 +34,11 @@ public class TestCompositeService {
 
   private static final int FAILED_SERVICE_SEQ_NUMBER = 2;
 
+  @Before
+  public void setup() {
+    CompositeServiceImpl.resetCounter();
+  }
+
   @Test
   public void testCallSequence() {
     ServiceManager serviceManager = new ServiceManager("ServiceManager");
@@ -226,6 +232,10 @@ public class TestCompositeService {
       counter = -1;
     }
 
+    public static void resetCounter() {
+      counter = -1;
+    }
+
     public void setThrowExceptionOnStart(boolean throwExceptionOnStart) {
       this.throwExceptionOnStart = throwExceptionOnStart;
     }