content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package org.apache.cassandra.distributed.upgrade;
  
  import java.nio.ByteBuffer;
  import java.util.List;
  
  import org.junit.Test;
  
  import com.datastax.driver.core.Cluster;
  import com.datastax.driver.core.ColumnDefinitions;
  import com.datastax.driver.core.DataType;
  import com.datastax.driver.core.ProtocolVersion;
  import com.datastax.driver.core.ResultSet;
  import com.datastax.driver.core.Row;
  import com.datastax.driver.core.Session;
  import com.datastax.driver.core.SimpleStatement;
  import com.datastax.driver.core.Statement;
  import com.vdurmont.semver4j.Semver;
  import org.apache.cassandra.distributed.api.ConsistencyLevel;
  
  import static org.apache.cassandra.distributed.api.Feature.GOSSIP;
  import static org.apache.cassandra.distributed.api.Feature.NATIVE_PROTOCOL;
  import static org.apache.cassandra.distributed.api.Feature.NETWORK;
  import static org.junit.Assert.assertEquals;
  
  /**
   * Tests paging over a table with {@code COMPACT STORAGE} in a mixed version cluster using different protocol versions.
   */
  public abstract class CompactStoragePagingWithProtocolTester extends UpgradeTestBase
  {
      /**
       * The initial version from which we are upgrading.
       */
      protected abstract Semver initialVersion();
  
      @Test
      public void testPagingWithCompactStorageSingleClustering() throws Throwable
      {
          Object[] row1 = new Object[]{ "0", "01", "v" };
          Object[] row2 = new Object[]{ "0", "02", "v" };
          Object[] row3 = new Object[]{ "1", "01", "v" };
          Object[] row4 = new Object[]{ "1", "02", "v" };
  
          new TestCase()
          .nodes(2)
          .nodesToUpgrade(1)
          .singleUpgradeToCurrentFrom(initialVersion())
          .withConfig(config -> config.with(GOSSIP, NETWORK, NATIVE_PROTOCOL))
          .setup(c -> {
              c.schemaChange(withKeyspace("CREATE TABLE %s.t (pk text, ck text, v text, " +
                                          "PRIMARY KEY (pk, ck)) WITH COMPACT STORAGE"));
              String insert = withKeyspace("INSERT INTO %s.t (pk, ck, v) VALUES (?, ?, ?)");
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row1);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row2);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row3);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row4);
          })
          .runAfterNodeUpgrade((cluster, node) -> assertRowsWithAllProtocolVersions(row1, row2, row3, row4))
          .run();
      }
  
      @Test
      public void testPagingWithCompactStorageMultipleClusterings() throws Throwable
      {
          Object[] row1 = new Object[]{ "0", "01", "10", "v" };
          Object[] row2 = new Object[]{ "0", "01", "20", "v" };
          Object[] row3 = new Object[]{ "0", "02", "10", "v" };
          Object[] row4 = new Object[]{ "0", "02", "20", "v" };
          Object[] row5 = new Object[]{ "1", "01", "10", "v" };
  
          new TestCase()
          .nodes(2)
          .nodesToUpgrade(1)
          .singleUpgradeToCurrentFrom(initialVersion())
          .withConfig(config -> config.with(GOSSIP, NETWORK, NATIVE_PROTOCOL))
          .setup(c -> {
              c.schemaChange(withKeyspace("CREATE TABLE %s.t (pk text, ck1 text, ck2 text, v text, " +
                                          "PRIMARY KEY (pk, ck1, ck2)) WITH COMPACT STORAGE"));
              String insert = withKeyspace("INSERT INTO %s.t (pk, ck1, ck2, v) VALUES (?, ?, ?, ?)");
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row1);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row2);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row3);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row4);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row5);
          })
          .runAfterNodeUpgrade((cluster, node) -> assertRowsWithAllProtocolVersions(row1, row2, row3, row4, row5))
          .run();
      }
  
      @Test
      public void testPagingWithCompactStorageWithoutClustering() throws Throwable
      {
          Object[] row1 = new Object[]{ "1", "v1", "v2" };
          Object[] row2 = new Object[]{ "2", "v1", "v2" };
          Object[] row3 = new Object[]{ "3", "v1", "v2" };
  
          new TestCase()
          .nodes(2)
          .nodesToUpgrade(1)
          .singleUpgradeToCurrentFrom(initialVersion())
          .withConfig(config -> config.with(GOSSIP, NETWORK, NATIVE_PROTOCOL))
          .setup(c -> {
              c.schemaChange(withKeyspace("CREATE TABLE %s.t (pk text PRIMARY KEY, v1 text, v2 text) WITH COMPACT STORAGE"));
              String insert = withKeyspace("INSERT INTO %s.t (pk, v1, v2) VALUES (?, ?, ?)");
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row1);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row2);
              c.coordinator(1).execute(insert, ConsistencyLevel.ALL, row3);
          })
          .runAfterNodeUpgrade((cluster, node) -> assertRowsWithAllProtocolVersions(row3, row2, row1))
          .run();
      }
  
      private void assertRowsWithAllProtocolVersions(Object[]... rows)
      {
          String query = withKeyspace("SELECT * FROM %s.t");
          assertRows(query, ProtocolVersion.V3, rows);
          assertRows(query, ProtocolVersion.V4, rows);
          assertRows(query, ProtocolVersion.V5, rows);
      }
  
      private static void assertRows(String query, ProtocolVersion protocolVersion, Object[]... expectedRows)
      {
          Cluster.Builder builder = com.datastax.driver.core.Cluster.builder()
                                                                    .addContactPoint("127.0.0.1")
                                                                    .withProtocolVersion(protocolVersion);
          try (com.datastax.driver.core.Cluster cluster = builder.build();
               Session session = cluster.connect())
          {
              Statement stmt = new SimpleStatement(query);
              stmt.setConsistencyLevel(com.datastax.driver.core.ConsistencyLevel.ALL);
              stmt.setFetchSize(1);
  
              ResultSet result = session.execute(stmt);
              List<Row> actualRows = result.all();
              assertEquals(expectedRows.length, actualRows.size());
  
              ColumnDefinitions columnDefs = result.getColumnDefinitions();
              com.datastax.driver.core.ProtocolVersion driverProtocolVersion =
              com.datastax.driver.core.ProtocolVersion.fromInt(protocolVersion.toInt());
  
              for (int rowIndex = 0; rowIndex < expectedRows.length; rowIndex++)
              {
                  Object[] expectedRow = expectedRows[rowIndex];
                  Row actualRow = actualRows.get(rowIndex);
  
                  assertEquals(expectedRow.length, actualRow.getColumnDefinitions().size());
  
                  for (int columnIndex = 0; columnIndex < columnDefs.size(); columnIndex++)
                  {
                      DataType type = columnDefs.getType(columnIndex);
                      ByteBuffer expectedByteValue = cluster.getConfiguration()
                                                            .getCodecRegistry()
                                                            .codecFor(type)
                                                            .serialize(expectedRow[columnIndex], driverProtocolVersion);
                      ByteBuffer actualValue = actualRow.getBytesUnsafe(columnDefs.getName(columnIndex));
                      assertEquals(expectedByteValue, actualValue);
                  }
              }
          }
      }
  }
  