test/transactions_test.rb in redis-4.0.1 vs test/transactions_test.rb in redis-4.0.2

@@ -112,9 +112,19 @@
     end
 
     assert_equal "s1", r.get("foo")
   end
 
+  def test_empty_multi_exec
+    result = nil
+
+    redis_mock(:exec => lambda { |*_| "-ERROR" }) do |redis|
+      result = redis.multi {}
+    end
+
+    assert_equal [], result
+  end
+
   def test_raise_command_errors_when_accessing_futures_after_multi_exec
     begin
       r.multi do |m|
         m.set("foo", "s1")
         @counter = m.incr("foo") # not an integer