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 com.datastax.oss.driver.mapper;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  import com.datastax.dse.driver.api.core.cql.reactive.ReactiveResultSet;
  import com.datastax.dse.driver.api.mapper.reactive.MappedReactiveResultSet;
  import com.datastax.oss.driver.api.core.CqlIdentifier;
  import com.datastax.oss.driver.api.core.CqlSession;
  import com.datastax.oss.driver.api.core.cql.SimpleStatement;
  import com.datastax.oss.driver.api.mapper.annotations.ClusteringColumn;
  import com.datastax.oss.driver.api.mapper.annotations.Dao;
  import com.datastax.oss.driver.api.mapper.annotations.DaoFactory;
  import com.datastax.oss.driver.api.mapper.annotations.DaoKeyspace;
  import com.datastax.oss.driver.api.mapper.annotations.DefaultNullSavingStrategy;
  import com.datastax.oss.driver.api.mapper.annotations.Entity;
  import com.datastax.oss.driver.api.mapper.annotations.Insert;
  import com.datastax.oss.driver.api.mapper.annotations.Mapper;
  import com.datastax.oss.driver.api.mapper.annotations.PartitionKey;
  import com.datastax.oss.driver.api.mapper.annotations.Query;
  import com.datastax.oss.driver.api.mapper.entity.saving.NullSavingStrategy;
  import com.datastax.oss.driver.api.testinfra.ccm.CcmRule;
  import com.datastax.oss.driver.api.testinfra.session.SessionRule;
  import com.datastax.oss.driver.categories.ParallelizableTests;
  import io.reactivex.Flowable;
  import java.util.List;
  import org.junit.Before;
  import org.junit.BeforeClass;
  import org.junit.ClassRule;
  import org.junit.Test;
  import org.junit.experimental.categories.Category;
  import org.junit.rules.RuleChain;
  import org.junit.rules.TestRule;
  
  @Category(ParallelizableTests.class)
  public class QueryReactiveIT {
  
    private static CcmRule ccmRule = CcmRule.getInstance();
  
    private static SessionRule<CqlSession> sessionRule = SessionRule.builder(ccmRule).build();
  
    @ClassRule public static TestRule chain = RuleChain.outerRule(ccmRule).around(sessionRule);
  
    private static DseTestDao dao;
  
    @BeforeClass
    public static void setup() {
      CqlSession session = sessionRule.session();
  
      session.execute(
          SimpleStatement.builder(
                  "CREATE TABLE test_entity(id int, rank int, value int, PRIMARY KEY(id, rank))")
              .setExecutionProfile(sessionRule.slowProfile())
              .build());
  
      TestMapper testMapper = new QueryReactiveIT_TestMapperBuilder(session).build();
      dao = testMapper.productDao(sessionRule.keyspace());
    }
  
    @Before
    public void insertData() {
      for (int i = 0; i < 10; i++) {
        dao.insert(new TestEntity(1, i, i));
      }
    }
  
    @Test
    public void should_query_reactive() {
      ReactiveResultSet rs = dao.findByIdReactive(1);
      assertThat(Flowable.fromPublisher(rs).count().blockingGet()).isEqualTo(10);
    }
  
    @Test
    public void should_query_reactive_mapped() {
      MappedReactiveResultSet<TestEntity> rs = dao.findByIdReactiveMapped(1);
      List<TestEntity> results = Flowable.fromPublisher(rs).toList().blockingGet();
      assertThat(results).hasSize(10);
      assertThat(results).extracting("rank").containsExactly(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);
    }
  
    @Mapper
    public interface TestMapper {
  
      @DaoFactory
      DseTestDao productDao(@DaoKeyspace CqlIdentifier keyspace);
    }
  
    @Dao
    @DefaultNullSavingStrategy(NullSavingStrategy.SET_TO_NULL)
    public interface DseTestDao {
  
      @Insert
      void insert(TestEntity entity);
  
      @Query("SELECT * FROM ${qualifiedTableId} WHERE id = :id")
      MappedReactiveResultSet<TestEntity> findByIdReactiveMapped(int id);
  
      @Query("SELECT * FROM ${keyspaceId}.test_entity WHERE id = :id")
      ReactiveResultSet findByIdReactive(int id);
    }
  
    @Entity
    public static class TestEntity {
      @PartitionKey private int id;
  
      @ClusteringColumn private int rank;
  
      private Integer value;
  
      public TestEntity() {}
  
      public TestEntity(int id, int rank, Integer value) {
        this.id = id;
        this.rank = rank;
        this.value = value;
      }
  
      public int getId() {
        return id;
      }
  
      public void setId(int id) {
        this.id = id;
      }
  
      public int getRank() {
        return rank;
      }
  
      public void setRank(int rank) {
        this.rank = rank;
      }
  
      public Integer getValue() {
        return value;
      }
  
      public void setValue(Integer value) {
        this.value = value;
      }
    }
  }
  