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.arrow.driver.jdbc.accessor.impl.complex;
  
  import static org.hamcrest.CoreMatchers.equalTo;
  import static org.hamcrest.CoreMatchers.is;
  import static org.hamcrest.MatcherAssert.assertThat;
  
  import java.sql.Timestamp;
  import java.util.Arrays;
  import java.util.List;
  import org.apache.arrow.driver.jdbc.utils.AccessorTestUtils;
  import org.apache.arrow.driver.jdbc.utils.RootAllocatorTestExtension;
  import org.apache.arrow.vector.complex.UnionVector;
  import org.apache.arrow.vector.holders.NullableBigIntHolder;
  import org.apache.arrow.vector.holders.NullableFloat8Holder;
  import org.apache.arrow.vector.holders.NullableTimeStampMilliHolder;
  import org.apache.arrow.vector.types.Types;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.RegisterExtension;
  
  public class ArrowFlightJdbcUnionVectorAccessorTest {
  
    @RegisterExtension
    public static RootAllocatorTestExtension rootAllocatorTestExtension =
        new RootAllocatorTestExtension();
  
    private UnionVector vector;
  
    private final AccessorTestUtils.AccessorSupplier<ArrowFlightJdbcUnionVectorAccessor>
        accessorSupplier =
            (vector, getCurrentRow) ->
                new ArrowFlightJdbcUnionVectorAccessor(
                    (UnionVector) vector, getCurrentRow, (boolean wasNull) -> {});
  
    private final AccessorTestUtils.AccessorIterator<ArrowFlightJdbcUnionVectorAccessor>
        accessorIterator = new AccessorTestUtils.AccessorIterator<>(accessorSupplier);
  
    @BeforeEach
    public void setup() {
      this.vector = UnionVector.empty("", rootAllocatorTestExtension.getRootAllocator());
      this.vector.allocateNew();
  
      NullableBigIntHolder nullableBigIntHolder = new NullableBigIntHolder();
      nullableBigIntHolder.isSet = 1;
      nullableBigIntHolder.value = Long.MAX_VALUE;
      this.vector.setType(0, Types.MinorType.BIGINT);
      this.vector.setSafe(0, nullableBigIntHolder);
  
      NullableFloat8Holder nullableFloat4Holder = new NullableFloat8Holder();
      nullableFloat4Holder.isSet = 1;
      nullableFloat4Holder.value = Math.PI;
      this.vector.setType(1, Types.MinorType.FLOAT8);
      this.vector.setSafe(1, nullableFloat4Holder);
  
      NullableTimeStampMilliHolder nullableTimeStampMilliHolder = new NullableTimeStampMilliHolder();
      nullableTimeStampMilliHolder.isSet = 1;
      nullableTimeStampMilliHolder.value = 1625702400000L;
      this.vector.setType(2, Types.MinorType.TIMESTAMPMILLI);
      this.vector.setSafe(2, nullableTimeStampMilliHolder);
  
      nullableBigIntHolder.isSet = 0;
      this.vector.setType(3, Types.MinorType.BIGINT);
      this.vector.setSafe(3, nullableBigIntHolder);
  
      this.vector.setValueCount(5);
    }
  
    @AfterEach
    public void tearDown() {
      this.vector.close();
    }
  
    @Test
    public void getObject() throws Exception {
      List<Object> result = accessorIterator.toList(vector);
      List<Object> expected =
          Arrays.asList(Long.MAX_VALUE, Math.PI, new Timestamp(1625702400000L), null, null);
  
      assertThat(result, is(expected));
    }
  
    @Test
    public void getObjectForNull() throws Exception {
      vector.reset();
      vector.setValueCount(5);
  
      accessorIterator.assertAccessorGetter(
          vector, AbstractArrowFlightJdbcUnionVectorAccessor::getObject, equalTo(null));
    }
  }
  