Tests.QueryDSLTests.TestIdsFilter C# (CSharp) Method

        public void TestIdsFilter()
        {
            var constantScoreQuery = new ConstantScoreQuery(new IdsFilter("type","1","2","3"));
            var result = client.Search(index, "type" , constantScoreQuery, 0, 5);
            Assert.AreEqual(3, result.GetTotalCount());
            Assert.AreEqual(3, result.GetHits().Hits.Count);

            constantScoreQuery = new ConstantScoreQuery(new IdsFilter("type", "1", "2", "3","1121"));
            result = client.Search(index, "type" , constantScoreQuery, 0, 5);
            Assert.AreEqual(3, result.GetTotalCount());
            Assert.AreEqual(3, result.GetHits().Hits.Count);


           var item = new IndexItem("type1", "uk111");
           item.Add("iid", 1);
            client.Index(index, item);
            item = new IndexItem("type1", "dk222");
            item.Add("iid", 2);
            client.Index(index, item);

            constantScoreQuery = new ConstantScoreQuery(new IdsFilter("type", "1", "2", "3", "1121", "uk111"));
            result = client.Search(index, "type" , constantScoreQuery, 0, 5);
            Assert.AreEqual(3, result.GetTotalCount());
            Assert.AreEqual(3, result.GetHits().Hits.Count);


            //ids can't query corss type
            constantScoreQuery = new ConstantScoreQuery(new IdsFilter(new string[] { "type", "type1" }, "1", "2", "3", "1121", "uk111"));
            result = client.Search(index, "type" , constantScoreQuery, 0, 5);
            Assert.AreEqual(3, result.GetTotalCount());
            Assert.AreEqual(3, result.GetHits().Hits.Count);

            //waiting for refresh
            Thread.Sleep(1000);

            constantScoreQuery = new ConstantScoreQuery(new IdsFilter(new string[] { "type", "type1" }, "1", "2", "3", "1121", "uk111"));
            result = client.Search(index, null, constantScoreQuery, 0, 5);
            Assert.AreEqual(4, result.GetTotalCount());
            Assert.AreEqual(4, result.GetHits().Hits.Count);


            constantScoreQuery = new ConstantScoreQuery(new IdsFilter(new string[] { "type", "type1" }, "1", "2", "3", "1121", "uk111", "dk222"));
            result = client.Search(index, null, constantScoreQuery, 0, 5);
            Assert.AreEqual(5, result.GetTotalCount());
            Assert.AreEqual(5, result.GetHits().Hits.Count);
        }