Cover LOCAL_SERIAL select in tablet routing matrix

Author: dkropachev

integration-tests/src/test/java/com/datastax/oss/driver/core/metadata/DefaultMetadataTabletMapIT.java

@@ -4,6 +4,7 @@
 
 import com.datastax.oss.driver.api.core.CqlIdentifier;
 import com.datastax.oss.driver.api.core.CqlSession;
+import com.datastax.oss.driver.api.core.DefaultConsistencyLevel;
 import com.datastax.oss.driver.api.core.config.DefaultDriverOption;
 import com.datastax.oss.driver.api.core.cql.PreparedStatement;
 import com.datastax.oss.driver.api.core.cql.ResultSet;
@@ -120,6 +121,10 @@ public class DefaultMetadataTabletMapIT {
   private static final SimpleStatement STMT_SELECT_CK_CONCRETE =
       buildStatement("SELECT pk, ck FROM %s.%s WHERE pk = ? AND ck = 1");
 
+  private static final SimpleStatement STMT_SELECT_LOCAL_SERIAL =
+      buildStatement("SELECT pk,ck FROM %s.%s WHERE pk = ? AND ck = ?")
+          .setConsistencyLevel(DefaultConsistencyLevel.LOCAL_SERIAL);
+
   private static final SimpleStatement STMT_UPDATE =
       buildStatement("UPDATE %s.%s SET val = 1 WHERE pk = ? AND ck = ?");
 
@@ -195,6 +200,8 @@ public void every_statement_should_deliver_tablet_info() {
     statements.put("SELECT_CONCRETE_PREPARED", s -> s.prepare(STMT_SELECT_CONCRETE).bind());
     statements.put("SELECT_PK_CONCRETE_PREPARED", s -> s.prepare(STMT_SELECT_PK_CONCRETE).bind(2));
     statements.put("SELECT_CK_CONCRETE_PREPARED", s -> s.prepare(STMT_SELECT_CK_CONCRETE).bind(2));
+    statements.put(
+        "SELECT_LOCAL_SERIAL_PREPARED", s -> s.prepare(STMT_SELECT_LOCAL_SERIAL).bind(2, 2));
     statements.put("INSERT_CONCRETE", s -> STMT_INSERT_CONCRETE);
     statements.put("INSERT_PREPARED", s -> s.prepare(STMT_INSERT).bind(2, 2));
     statements.put("INSERT_NO_KS_PREPARED", s -> s.prepare(STMT_INSERT_NO_KS).bind(2, 2));
@@ -256,6 +263,13 @@ public void every_statement_should_deliver_tablet_info() {
             ex.addSuppressed(e);
             throw ex;
           }
+          if (stmtEntry.getKey().contains("LOCAL_SERIAL") && !stmt.isLWT()) {
+            testErrors.add(
+                String.format(
+                    "Statement %s on session %s was not recognized as LWT",
+                    stmtEntry.getKey(), sessionEntry.getKey()));
+            continue;
+          }
           try {
             if (!executeOnAllHostsAndReturnIfResultHasTabletsInfo(session, stmt)) {
               testErrors.add(