say what state we found if we found one that is not ACTIVE

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1291586 13f79535-47bb-0310-9956-ffa450edef68

solr/core/src/test/org/apache/solr/cloud/AbstractDistributedZkTestCase.java

@@ -151,7 +151,7 @@ public abstract class AbstractDistributedZkTestCase extends BaseDistributedSearc
 
           String state = shard.getValue().get(ZkStateReader.STATE_PROP);
           if (!state.equals(ZkStateReader.ACTIVE)) {
-            fail("Not all shards are ACTIVE");
+            fail("Not all shards are ACTIVE - found a shard that is: " + state);
           }
         }
       }