From c755a77022ce44b1ba8f8bfad19864a0b95b301d Mon Sep 17 00:00:00 2001
From: polyfractal <zacharyjtong@gmail.com>
Date: Tue, 17 May 2016 12:55:07 -0400
Subject: [PATCH] [TEST] Use a reproducible source of randomness in shuffle

---
 .../org/elasticsearch/ingest/processor/SortProcessorTests.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/core/src/test/java/org/elasticsearch/ingest/processor/SortProcessorTests.java b/core/src/test/java/org/elasticsearch/ingest/processor/SortProcessorTests.java
index f67ca3b6bee..18e35d00a79 100644
--- a/core/src/test/java/org/elasticsearch/ingest/processor/SortProcessorTests.java
+++ b/core/src/test/java/org/elasticsearch/ingest/processor/SortProcessorTests.java
@@ -30,6 +30,7 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
+import java.util.Random;
 import java.util.stream.Collectors;
 
 import static org.hamcrest.Matchers.containsString;
@@ -66,7 +67,7 @@ public class SortProcessorTests extends ESTestCase {
         Integer[] expectedResult = new Integer[]{1,2,3,4,5,10,20,21,22,50,100};
         List<Integer> fieldValue = new ArrayList<>(expectedResult.length);
         fieldValue.addAll(Arrays.asList(expectedResult).subList(0, expectedResult.length));
-        Collections.shuffle(fieldValue);
+        Collections.shuffle(fieldValue, random());
 
         String fieldName = RandomDocumentPicks.addRandomField(random(), ingestDocument, fieldValue);
         Processor processor = new SortProcessor(randomAsciiOfLength(10), fieldName, SortOrder.ASCENDING);