use of com.linkedin.pinot.core.segment.creator.impl.stats.LongColumnPreIndexStatsCollector in project pinot by linkedin.
the class DictionariesTest method testLongColumnPreIndexStatsCollector.
@Test
public void testLongColumnPreIndexStatsCollector() throws Exception {
FieldSpec spec = new DimensionFieldSpec("column1", DataType.LONG, true);
AbstractColumnStatisticsCollector statsCollector = new LongColumnPreIndexStatsCollector(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());
}
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