From 1757bd8d922c05efd2d9da4cf8fcff1445611530 Mon Sep 17 00:00:00 2001
From: Jason Tedor <jason@tedor.me>
Date: Fri, 1 Sep 2017 19:25:06 -0400
Subject: [PATCH] Prettify primary response in assertion message

We are getting the default Object#toString implementation here, we need
more than this. This commit instead formats the primary response to JSON
so we can see into its soul.
---
 .../java/org/elasticsearch/action/bulk/BulkItemRequest.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/org/elasticsearch/action/bulk/BulkItemRequest.java b/core/src/main/java/org/elasticsearch/action/bulk/BulkItemRequest.java
index 1d8b917176a..3180f57d204 100644
--- a/core/src/main/java/org/elasticsearch/action/bulk/BulkItemRequest.java
+++ b/core/src/main/java/org/elasticsearch/action/bulk/BulkItemRequest.java
@@ -20,6 +20,7 @@
 package org.elasticsearch.action.bulk;
 
 import org.elasticsearch.action.DocWriteRequest;
+import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.common.io.stream.StreamOutput;
 import org.elasticsearch.common.io.stream.Streamable;
@@ -78,7 +79,7 @@ public class BulkItemRequest implements Streamable {
             setPrimaryResponse(new BulkItemResponse(id, request.opType(), failure));
         } else {
             assert primaryResponse.isFailed() && primaryResponse.getFailure().isAborted()
-                    : "response [" + primaryResponse + "]; cause [" + cause + "]";
+                    : "response [" + Strings.toString(primaryResponse) + "]; cause [" + cause + "]";
             if (primaryResponse.isFailed() && primaryResponse.getFailure().isAborted()) {
                 primaryResponse.getFailure().getCause().addSuppressed(cause);
             } else {