Package com.facebook.presto.block

Source Code of com.facebook.presto.block.TestBlockBuilder

/*
* Licensed 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.facebook.presto.block;

import com.facebook.presto.spi.block.BlockBuilderStatus;
import com.facebook.presto.spi.block.BlockCursor;
import org.testng.annotations.Test;

import static com.facebook.presto.spi.type.BigintType.BIGINT;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;

public class TestBlockBuilder
{
    @Test
    public void testMultipleValuesWithNull()
    {
        BlockCursor cursor = BIGINT.createBlockBuilder(new BlockBuilderStatus())
                .appendNull()
                .appendLong(42)
                .appendNull()
                .appendLong(42)
                .build()
                .cursor();

        assertTrue(cursor.advanceNextPosition());
        assertTrue(cursor.isNull());

        assertTrue(cursor.advanceNextPosition());
        assertEquals(cursor.getLong(), 42L);

        assertTrue(cursor.advanceNextPosition());
        assertTrue(cursor.isNull());

        assertTrue(cursor.advanceNextPosition());
        assertEquals(cursor.getLong(), 42L);
    }
}
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