Examples with DoubleColumnPreIndexStatsCollector com.linkedin.pinot.core.segment.creator.impl.stats.DoubleColumnPreIndexStatsCollector used on opensource projects

Example 1 with DoubleColumnPreIndexStatsCollector

use of com.linkedin.pinot.core.segment.creator.impl.stats.DoubleColumnPreIndexStatsCollector in project pinot by linkedin.

the class DictionariesTest method testDoubleColumnPreIndexStatsCollector.

@Test
public void testDoubleColumnPreIndexStatsCollector() throws Exception {
    FieldSpec spec = new DimensionFieldSpec("column1", DataType.DOUBLE, true);
    AbstractColumnStatisticsCollector statsCollector = new DoubleColumnPreIndexStatsCollector(spec);
    statsCollector.collect(new Integer(1));
    Assert.assertTrue(statsCollector.isSorted());
    statsCollector.collect(new Float(2));
    Assert.assertTrue(statsCollector.isSorted());
    statsCollector.collect(new Long(3));
    Assert.assertTrue(statsCollector.isSorted());
    statsCollector.collect(new Double(4));
    Assert.assertTrue(statsCollector.isSorted());
    statsCollector.collect(new Integer(4));
    Assert.assertTrue(statsCollector.isSorted());
    statsCollector.collect(new Float(2));
    Assert.assertFalse(statsCollector.isSorted());
    statsCollector.collect(new Double(40));
    Assert.assertFalse(statsCollector.isSorted());
    statsCollector.collect(new Double(20));
    Assert.assertFalse(statsCollector.isSorted());
    statsCollector.seal();
    Assert.assertEquals(statsCollector.getCardinality(), 6);
    Assert.assertEquals(((Number) statsCollector.getMinValue()).intValue(), 1);
    Assert.assertEquals(((Number) statsCollector.getMaxValue()).intValue(), 40);
    Assert.assertFalse(statsCollector.isSorted());
}