From 83c1ed9a1a11196cab66d9c44a56a902ca0710e4 Mon Sep 17 00:00:00 2001
From: fatkodima <fatkodima123@gmail.com>
Date: Mon, 5 Feb 2018 17:22:18 +0200
Subject: Use Redis#mget for RedisCacheStore#fetch_multi

---
 activesupport/test/cache/stores/redis_cache_store_test.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'activesupport/test/cache')

diff --git a/activesupport/test/cache/stores/redis_cache_store_test.rb b/activesupport/test/cache/stores/redis_cache_store_test.rb
index 22b519daf1..9daa0b8796 100644
--- a/activesupport/test/cache/stores/redis_cache_store_test.rb
+++ b/activesupport/test/cache/stores/redis_cache_store_test.rb
@@ -109,6 +109,14 @@ module ActiveSupport::Cache::RedisCacheStoreTests
     include CacheIncrementDecrementBehavior
     include CacheInstrumentationBehavior
     include AutoloadingCacheBehavior
+
+    def test_fetch_multi_uses_redis_mget
+      assert_called(@cache.redis, :mget, returns: []) do
+        @cache.fetch_multi("a", "b", "c") do |key|
+          key * 2
+        end
+      end
+    end
   end
 
   # Separate test class so we can omit the namespace which causes expected,
-- 
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