public void TestGetStateByPartialCompositeKeyWithPagination() { QueryMetadata queryMetadata = new QueryMetadata { Bookmark = "aaaa", PageSize = 1 }; ChaincodeStub stub = PrepareStubAndMockHandler(true, queryMetadata.ToByteString()); CompositeKey key = new CompositeKey("KEY"); IQueryResultsEnumerable <IKeyValue> queryResultsIterator = stub.GetStateByPartialCompositeKeyWithPagination(key, 1, "aaaa"); queryResultsIterator.First(); //Otherwise GetStateByRangeAsync will not be executed, that Or GetMetadata() handler.Verify(a => a.GetStateByRangeAsync("myc", "txId", "", key.ToString(), key.ToString() + "\udbff\udfff", queryMetadata.ToByteString(), It.IsAny <CancellationToken>())); Assert.AreEqual(queryResultsIterator.GetMetadata().FetchedRecordsCount, 2); Assert.AreEqual(queryResultsIterator.GetMetadata().Bookmark, "bbbb"); key = new CompositeKey(""); queryResultsIterator = stub.GetStateByPartialCompositeKeyWithPagination(key, 1, "aaaa"); queryResultsIterator.First(); //Otherwise GetStateByRangeAsync will not be executed, that Or GetMetadata() handler.Verify(a => a.GetStateByRangeAsync("myc", "txId", "", key.ToString(), key.ToString() + "\udbff\udfff", queryMetadata.ToByteString(), It.IsAny <CancellationToken>())); Assert.AreEqual(queryResultsIterator.GetMetadata().FetchedRecordsCount, 2); Assert.AreEqual(queryResultsIterator.GetMetadata().Bookmark, "bbbb"); }