diff --git a/RedisStudyTest/RedisSortedSetStudyTest.cs b/RedisStudyTest/RedisSortedSetStudyTest.cs
index 1924be1..397d61c 100644
--- a/RedisStudyTest/RedisSortedSetStudyTest.cs
+++ b/RedisStudyTest/RedisSortedSetStudyTest.cs
@@ -1310,7 +1310,6 @@ namespace RedisStudyTest
             Assert.Equal(4, combineNum);
 
             var destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
-            Assert.Equal(4, destinationMembers.Length);
             Assert.Equal(2, destinationMembers.FirstOrDefault(m=>m.Element=="first").Score);
             Assert.Equal(2, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
             Assert.Equal(6, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
@@ -1321,7 +1320,6 @@ namespace RedisStudyTest
             Assert.Equal(4, combineNum);
 
             destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
-            Assert.Equal(4, destinationMembers.Length);
             Assert.Equal(1, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
             Assert.Equal(2, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
             Assert.Equal(3, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
@@ -1389,19 +1387,250 @@ namespace RedisStudyTest
         [Fact]
         public void SortedSetCombineAndStore_Aggregate_Test()
         {
+            //准备
+            RedisKey destinationKey = "RedisStudy:SortedSet:destination";
+            RedisKey firstKey = "RedisStudy:SortedSet:first";
+            RedisKey secondKey = "RedisStudy:SortedSet:second";
+
+            //删除旧数据
+            redisDatabase.KeyDelete(destinationKey);
+            redisDatabase.KeyDelete(firstKey);
+            redisDatabase.KeyDelete(secondKey);
+
+            SortedSetEntry[] firstEntries = new SortedSetEntry[]
+            {
+                new SortedSetEntry("first",1),
+                new SortedSetEntry("second",2),
+                new SortedSetEntry("third",3),
+                new SortedSetEntry("fourth",4),
+                new SortedSetEntry("sixth",6),
+                new SortedSetEntry("eighth",8),
+            };
 
+            SortedSetEntry[] secondEntries = new SortedSetEntry[]
+            {
+                new SortedSetEntry("first",1.5),
+                new SortedSetEntry("second",2.5),
+                new SortedSetEntry("third",3.5),
+                new SortedSetEntry("fifth",5),
+                new SortedSetEntry("seventh",7),
+                new SortedSetEntry("ninth",9),
+            };
+
+            redisSortedSetStudy.SortedSetAdd(firstKey, firstEntries);
+            redisSortedSetStudy.SortedSetAdd(secondKey, secondEntries);
+
+            //Aggregate.Sum 求和
+            var combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Union, destinationKey, firstKey, secondKey, Aggregate.Sum, CommandFlags.None);
+            Assert.Equal(9, combineNum);
+
+            var destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(2.5, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(4.5, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(6.5, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+            Assert.Equal(4, destinationMembers.FirstOrDefault(m => m.Element == "fourth").Score);
+            Assert.Equal(5, destinationMembers.FirstOrDefault(m => m.Element == "fifth").Score);
+            Assert.Equal(6, destinationMembers.FirstOrDefault(m => m.Element == "sixth").Score);
+            Assert.Equal(7, destinationMembers.FirstOrDefault(m => m.Element == "seventh").Score);
+            Assert.Equal(8, destinationMembers.FirstOrDefault(m => m.Element == "eighth").Score);
+            Assert.Equal(9, destinationMembers.FirstOrDefault(m => m.Element == "ninth").Score);
+
+            //Aggregate.Max 最大值
+            combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Union, destinationKey, firstKey, secondKey, Aggregate.Max, CommandFlags.None);
+            Assert.Equal(9, combineNum);
+
+            destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(1.5, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(2.5, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(3.5, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+            Assert.Equal(4, destinationMembers.FirstOrDefault(m => m.Element == "fourth").Score);
+            Assert.Equal(5, destinationMembers.FirstOrDefault(m => m.Element == "fifth").Score);
+            Assert.Equal(6, destinationMembers.FirstOrDefault(m => m.Element == "sixth").Score);
+            Assert.Equal(7, destinationMembers.FirstOrDefault(m => m.Element == "seventh").Score);
+            Assert.Equal(8, destinationMembers.FirstOrDefault(m => m.Element == "eighth").Score);
+            Assert.Equal(9, destinationMembers.FirstOrDefault(m => m.Element == "ninth").Score);
+
+            //Aggregate.Min 最小值
+            combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Union, destinationKey, firstKey, secondKey, Aggregate.Min, CommandFlags.None);
+            Assert.Equal(9, combineNum);
+
+            destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(1, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(2, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(3, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+            Assert.Equal(4, destinationMembers.FirstOrDefault(m => m.Element == "fourth").Score);
+            Assert.Equal(5, destinationMembers.FirstOrDefault(m => m.Element == "fifth").Score);
+            Assert.Equal(6, destinationMembers.FirstOrDefault(m => m.Element == "sixth").Score);
+            Assert.Equal(7, destinationMembers.FirstOrDefault(m => m.Element == "seventh").Score);
+            Assert.Equal(8, destinationMembers.FirstOrDefault(m => m.Element == "eighth").Score);
+            Assert.Equal(9, destinationMembers.FirstOrDefault(m => m.Element == "ninth").Score);
+
+            //清理
+            redisDatabase.KeyDelete(destinationKey);
+            redisDatabase.KeyDelete(firstKey);
+            redisDatabase.KeyDelete(secondKey);
         }
 
         [Fact]
         public void SortedSetCombineAndStoreTest()
         {
+            //准备
+            RedisKey destinationKey = "RedisStudy:SortedSet:destination";
+            RedisKey firstKey = "RedisStudy:SortedSet:first";
+            RedisKey secondKey = "RedisStudy:SortedSet:second";
 
+            //删除旧数据
+            redisDatabase.KeyDelete(destinationKey);
+            redisDatabase.KeyDelete(firstKey);
+            redisDatabase.KeyDelete(secondKey);
+
+            SortedSetEntry[] firstEntries = new SortedSetEntry[]
+            {
+                new SortedSetEntry("first",1),
+                new SortedSetEntry("second",2),
+                new SortedSetEntry("third",3),
+                new SortedSetEntry("fourth",4),
+                new SortedSetEntry("sixth",6),
+                new SortedSetEntry("eighth",8),
+            };
+
+            SortedSetEntry[] secondEntries = new SortedSetEntry[]
+            {
+                new SortedSetEntry("first",1.5),
+                new SortedSetEntry("second",2.5),
+                new SortedSetEntry("third",3.5),
+                new SortedSetEntry("fifth",5),
+                new SortedSetEntry("seventh",7),
+                new SortedSetEntry("ninth",9),
+            };
+
+            redisSortedSetStudy.SortedSetAdd(firstKey, firstEntries);
+            redisSortedSetStudy.SortedSetAdd(secondKey, secondEntries);
+
+            //1
+            var combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Union, destinationKey, firstKey, secondKey, Aggregate.Sum, CommandFlags.None);
+            Assert.Equal(9, combineNum);
+
+            var destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(2.5, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(4.5, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(6.5, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+            Assert.Equal(4, destinationMembers.FirstOrDefault(m => m.Element == "fourth").Score);
+            Assert.Equal(5, destinationMembers.FirstOrDefault(m => m.Element == "fifth").Score);
+            Assert.Equal(6, destinationMembers.FirstOrDefault(m => m.Element == "sixth").Score);
+            Assert.Equal(7, destinationMembers.FirstOrDefault(m => m.Element == "seventh").Score);
+            Assert.Equal(8, destinationMembers.FirstOrDefault(m => m.Element == "eighth").Score);
+            Assert.Equal(9, destinationMembers.FirstOrDefault(m => m.Element == "ninth").Score);
+
+            //2
+            combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Union, destinationKey, firstKey, secondKey, Aggregate.Max, CommandFlags.None);
+            Assert.Equal(9, combineNum);
+
+            destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(1.5, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(2.5, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(3.5, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+            Assert.Equal(4, destinationMembers.FirstOrDefault(m => m.Element == "fourth").Score);
+            Assert.Equal(5, destinationMembers.FirstOrDefault(m => m.Element == "fifth").Score);
+            Assert.Equal(6, destinationMembers.FirstOrDefault(m => m.Element == "sixth").Score);
+            Assert.Equal(7, destinationMembers.FirstOrDefault(m => m.Element == "seventh").Score);
+            Assert.Equal(8, destinationMembers.FirstOrDefault(m => m.Element == "eighth").Score);
+            Assert.Equal(9, destinationMembers.FirstOrDefault(m => m.Element == "ninth").Score);
+
+            //3
+            combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Intersect, destinationKey, firstKey, secondKey, Aggregate.Min, CommandFlags.None);
+            Assert.Equal(3, combineNum);
+
+            destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(1, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(2, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(3, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+
+            //清理
+            redisDatabase.KeyDelete(destinationKey);
+            redisDatabase.KeyDelete(firstKey);
+            redisDatabase.KeyDelete(secondKey);
         }
 
         [Fact]
         public void SortedSetCombineAndStore_OverLoad_Test()
         {
+            //准备
+            RedisKey destinationKey = "RedisStudy:SortedSet:destination";
+            RedisKey firstKey = "RedisStudy:SortedSet:first";
+            RedisKey secondKey = "RedisStudy:SortedSet:second";
+
+            //删除旧数据
+            redisDatabase.KeyDelete(destinationKey);
+            redisDatabase.KeyDelete(firstKey);
+            redisDatabase.KeyDelete(secondKey);
+
+            SortedSetEntry[] firstEntries = new SortedSetEntry[]
+            {
+                new SortedSetEntry("first",1),
+                new SortedSetEntry("second",2),
+                new SortedSetEntry("third",3),
+                new SortedSetEntry("fourth",4),
+                new SortedSetEntry("sixth",6),
+                new SortedSetEntry("eighth",8),
+            };
 
+            SortedSetEntry[] secondEntries = new SortedSetEntry[]
+            {
+                new SortedSetEntry("first",1.5),
+                new SortedSetEntry("second",2.5),
+                new SortedSetEntry("third",3.5),
+                new SortedSetEntry("fifth",5),
+                new SortedSetEntry("seventh",7),
+                new SortedSetEntry("ninth",9),
+            };
+
+            redisSortedSetStudy.SortedSetAdd(firstKey, firstEntries);
+            redisSortedSetStudy.SortedSetAdd(secondKey, secondEntries);
+
+            //1
+            var combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Union, destinationKey, new RedisKey[] { firstKey, secondKey }, null, Aggregate.Sum, CommandFlags.None);
+            Assert.Equal(9, combineNum);
+
+            var destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(2.5, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(4.5, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(6.5, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+            Assert.Equal(4, destinationMembers.FirstOrDefault(m => m.Element == "fourth").Score);
+            Assert.Equal(5, destinationMembers.FirstOrDefault(m => m.Element == "fifth").Score);
+            Assert.Equal(6, destinationMembers.FirstOrDefault(m => m.Element == "sixth").Score);
+            Assert.Equal(7, destinationMembers.FirstOrDefault(m => m.Element == "seventh").Score);
+            Assert.Equal(8, destinationMembers.FirstOrDefault(m => m.Element == "eighth").Score);
+            Assert.Equal(9, destinationMembers.FirstOrDefault(m => m.Element == "ninth").Score);
+
+            //2
+            combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Union, destinationKey, new RedisKey[] { firstKey, secondKey }, null, Aggregate.Max, CommandFlags.None);
+            Assert.Equal(9, combineNum);
+
+            destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(1.5, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(2.5, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(3.5, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+            Assert.Equal(4, destinationMembers.FirstOrDefault(m => m.Element == "fourth").Score);
+            Assert.Equal(5, destinationMembers.FirstOrDefault(m => m.Element == "fifth").Score);
+            Assert.Equal(6, destinationMembers.FirstOrDefault(m => m.Element == "sixth").Score);
+            Assert.Equal(7, destinationMembers.FirstOrDefault(m => m.Element == "seventh").Score);
+            Assert.Equal(8, destinationMembers.FirstOrDefault(m => m.Element == "eighth").Score);
+            Assert.Equal(9, destinationMembers.FirstOrDefault(m => m.Element == "ninth").Score);
+
+            //3
+            combineNum = redisSortedSetStudy.SortedSetCombineAndStore(SetOperation.Intersect, destinationKey, new RedisKey[] { firstKey, secondKey }, null, Aggregate.Min, CommandFlags.None);
+            Assert.Equal(3, combineNum);
+
+            destinationMembers = redisSortedSetStudy.SortedSetRangeByRankWithScores(destinationKey);
+            Assert.Equal(1, destinationMembers.FirstOrDefault(m => m.Element == "first").Score);
+            Assert.Equal(2, destinationMembers.FirstOrDefault(m => m.Element == "second").Score);
+            Assert.Equal(3, destinationMembers.FirstOrDefault(m => m.Element == "third").Score);
+
+            //清理
+            redisDatabase.KeyDelete(destinationKey);
+            redisDatabase.KeyDelete(firstKey);
+            redisDatabase.KeyDelete(secondKey);
         }
         #endregion