Tests: fix test bug (foo -> bar)

src/main/java/org/elasticsearch/action/search/ShardSearchFailure.java

@@ -124,7 +124,7 @@ public class ShardSearchFailure implements ShardOperationFailedException, ToXCon
 
     @Override
     public String toString() {
-        return "shard [" + (shardTarget == null ? "_na" : shardTarget) + "], reason [" + reason + "]";
+        return "shard [" + (shardTarget == null ? "_na" : shardTarget) + "], reason [" + reason + "], cause [" + (cause == null ? "_na" : ExceptionsHelper.stackTrace(cause)) + "]";
     }
 
     public static ShardSearchFailure readShardSearchFailure(StreamInput in) throws IOException {

src/test/java/org/elasticsearch/script/GroovySecurityTests.java

@@ -61,7 +61,7 @@ public class GroovySecurityTests extends ElasticsearchIntegrationTest {
         // numeric field access
         assertSuccess("def foo = doc['foo'].value; if (foo == null) { return 5; }");
         // string field access
-        assertSuccess("def bar = doc['bar'].value; if (foo == null) { return 5; }");
+        assertSuccess("def bar = doc['bar'].value; if (bar == null) { return 5; }");
         // List
         assertSuccess("def list = [doc['foo'].value, 3, 4]; def v = list.get(1); list.add(10)");
         // Ranges