From 0d379b5ce89d01cf74044eb057d8c822e6cfb811 Mon Sep 17 00:00:00 2001
From: dprokurat <dprokurat@google.com>
Date: Mon, 3 Feb 2020 16:09:12 -0800
Subject: [PATCH] No need to compare arrays item-by-item if they are the same
 object.

RELNOTES=none

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=293028181
---
 core/src/main/java/com/google/common/truth/Subject.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/src/main/java/com/google/common/truth/Subject.java b/core/src/main/java/com/google/common/truth/Subject.java
index a38f1ca2c..ff4a91654 100644
--- a/core/src/main/java/com/google/common/truth/Subject.java
+++ b/core/src/main/java/com/google/common/truth/Subject.java
@@ -536,6 +536,9 @@ private static ComparisonResult checkByteArrayEquals(byte[] expected, byte[] act
    */
   private static ComparisonResult checkArrayEqualsRecursive(
       Object expectedArray, Object actualArray, String lastIndex) {
+    if (expectedArray == actualArray) {
+      return ComparisonResult.equal();
+    }
     String expectedType = arrayType(expectedArray);
     String actualType = arrayType(actualArray);
     if (!expectedType.equals(actualType)) {