Run LWT tablet matrix on Scylla 2026.1

Author: dkropachev

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

@@ -5,6 +5,7 @@
 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.Version;
 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;
@@ -15,6 +16,7 @@
 import com.datastax.oss.driver.api.core.metadata.Tablet;
 import com.datastax.oss.driver.api.testinfra.ScyllaOnly;
 import com.datastax.oss.driver.api.testinfra.ScyllaRequirement;
+import com.datastax.oss.driver.api.testinfra.ccm.CcmBridge;
 import com.datastax.oss.driver.api.testinfra.ccm.CustomCcmRule;
 import com.datastax.oss.driver.api.testinfra.session.SessionRule;
 import com.datastax.oss.driver.api.testinfra.session.SessionUtils;
@@ -26,6 +28,7 @@
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.Set;
 import java.util.concurrent.ConcurrentMap;
 import java.util.concurrent.ConcurrentSkipListSet;
@@ -68,6 +71,8 @@ public class DefaultMetadataTabletMapIT {
   private static final int INITIAL_TABLETS = 32;
   private static final int QUERIES = 1600;
   private static final int REPLICATION_FACTOR = 2;
+  private static final Version SCYLLA_LWT_TABLETS_SUPPORT_VERSION =
+      Objects.requireNonNull(Version.parse("2026.1"));
   private static final String KEYSPACE_NAME = "tabletsTest";
   private static final String TABLE_NAME = "tabletsTable";
   private static final String CREATE_KEYSPACE_QUERY =
@@ -234,8 +239,8 @@ public void every_statement_should_deliver_tablet_info() {
           // Scylla does not return tablet info for queries with PK built into query
           continue;
         }
-        if (stmtEntry.getKey().contains("LWT")) {
-          // LWT is not yet supported by scylla on tables with tablets
+        if (stmtEntry.getKey().contains("LWT") && isScyllaVersionLessThan2026_1()) {
+          // LWT is supported on tables with tablets starting with Scylla 2026.1.
           continue;
         }
         if (sessionEntry.getKey().equals("REGULAR") && stmtEntry.getKey().contains("NO_KS")) {
@@ -368,6 +373,12 @@ private static boolean waitSessionLearnedTabletInfo(CqlSession session) {
     }
   }
 
+  private static boolean isScyllaVersionLessThan2026_1() {
+    return CcmBridge.getScyllaVersion()
+        .map(version -> version.compareTo(SCYLLA_LWT_TABLETS_SUPPORT_VERSION) < 0)
+        .orElse(false);
+  }
+
   private static boolean checkIfRoutedProperly(CqlSession session, Statement stmt) {
     // DefaultLoadBalancingPolicy suppose to prioritize nodes from replica list randomly shuffling
     // them