Add sort double reverse no op test

Signed-off-by: Selina Song <[email protected]>

Author: Selina Song

integ-test/src/test/java/org/opensearch/sql/calcite/remote/CalciteExplainIT.java

@@ -252,6 +252,15 @@ public void testExplainWithTimechartCount() throws IOException {
     assertJsonEqualsIgnoreId(expected, result);
   }
 
+  @Test
+  public void testDoubleReverseWithSortNoOp() throws IOException {
+    String query =
+        "source=opensearch-sql_test_index_account | sort - age, + firstname | reverse | reverse";
+    var result = explainQueryToString(query);
+    String expected = loadFromFile("expectedOutput/calcite/explain_double_reverse_sort_no_op.json");
+    assertJsonEqualsIgnoreId(expected, result);
+  }
+
   @Test
   public void noPushDownForAggOnWindow() throws IOException {
     Assume.assumeTrue("This test is only for push down enabled", isPushdownEnabled());

integ-test/src/test/resources/expectedOutput/calcite/explain_double_reverse_sort_no_op.json

@@ -0,0 +1,6 @@
+{
+  "calcite": {
+    "logical": "LogicalSystemLimit(sort0=[$8], sort1=[$1], dir0=[DESC-nulls-last], dir1=[ASC-nulls-first], fetch=[10000], type=[QUERY_SIZE_LIMIT])\n  LogicalProject(account_number=[$0], firstname=[$1], address=[$2], balance=[$3], gender=[$4], city=[$5], employer=[$6], state=[$7], age=[$8], email=[$9], lastname=[$10])\n    LogicalSort(sort0=[$8], sort1=[$1], dir0=[DESC-nulls-last], dir1=[ASC-nulls-first])\n      CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_account]])\n",
+    "physical": "CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_account]], PushDownContext=[[PROJECT->[account_number, firstname, address, balance, gender, city, employer, state, age, email, lastname], SORT->[{\n  \"age\" : {\n    \"order\" : \"desc\",\n    \"missing\" : \"_last\"\n  }\n}, {\n  \"firstname.keyword\" : {\n    \"order\" : \"asc\",\n    \"missing\" : \"_first\"\n  }\n}], LIMIT->10000], OpenSearchRequestBuilder(sourceBuilder={\"from\":0,\"size\":10000,\"timeout\":\"1m\",\"_source\":{\"includes\":[\"account_number\",\"firstname\",\"address\",\"balance\",\"gender\",\"city\",\"employer\",\"state\",\"age\",\"email\",\"lastname\"],\"excludes\":[]},\"sort\":[{\"age\":{\"order\":\"desc\",\"missing\":\"_last\"}},{\"firstname.keyword\":{\"order\":\"asc\",\"missing\":\"_first\"}}]}, requestedTotalSize=10000, pageSize=null, startFrom=0)])\n"
+  }
+}