HDFS-2445. Ensure failed tests exit with proper error code. Contributed by Jonathan Eagles.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1186550 13f79535-47bb-0310-9956-ffa450edef68

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -1251,6 +1251,9 @@ Release 0.23.0 - Unreleased
     HDFS-2172. Address findbugs and javadoc warnings in HDFS-1073 branch. 
                (todd)
 
+    HDFS-2445. Ensure failed tests exit with proper error code. (Jonathan 
+    Eagles via acmurthy)
+
 Release 0.22.0 - Unreleased
 
   INCOMPATIBLE CHANGES

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/test/HdfsTestDriver.java

@@ -43,14 +43,17 @@ public class HdfsTestDriver {
   }
 
   public void run(String argv[]) {
+    int exitCode = -1;
     try {
-      pgd.driver(argv);
+      exitCode = pgd.driver(argv);
     } catch(Throwable e) {
       e.printStackTrace();
     }
+
+    System.exit(exitCode);
   }
 
   public static void main(String argv[]){
     new HdfsTestDriver().run(argv);
   }
-}
+}