Examples with ConstantPostAggregator org.apache.druid.query.aggregation.post.ConstantPostAggregator used on opensource projects

Example 26 with ConstantPostAggregator

use of org.apache.druid.query.aggregation.post.ConstantPostAggregator in project druid by druid-io.

the class ArrayOfDoublesSketchToEstimateAndBoundsPostAggregatorTest method testSerde.

@Test
public void testSerde() throws JsonProcessingException {
    final PostAggregator there = new ArrayOfDoublesSketchToEstimateAndBoundsPostAggregator("a", new ConstantPostAggregator("", 0), null);
    DefaultObjectMapper mapper = new DefaultObjectMapper();
    ArrayOfDoublesSketchToEstimateAndBoundsPostAggregator andBackAgain = mapper.readValue(mapper.writeValueAsString(there), ArrayOfDoublesSketchToEstimateAndBoundsPostAggregator.class);
    Assert.assertEquals(there, andBackAgain);
    Assert.assertArrayEquals(there.getCacheKey(), andBackAgain.getCacheKey());
}

Example 27 with ConstantPostAggregator

use of org.apache.druid.query.aggregation.post.ConstantPostAggregator in project druid by druid-io.

the class ArrayOfDoublesSketchToEstimateAndBoundsPostAggregatorTest method testComparator.

@Test
public void testComparator() {
    expectedException.expect(IAE.class);
    expectedException.expectMessage("Comparing arrays of estimates and error bounds is not supported");
    final PostAggregator postAgg = new ArrayOfDoublesSketchToEstimateAndBoundsPostAggregator("a", new ConstantPostAggregator("", 0), null);
    postAgg.getComparator();
}

Example 28 with ConstantPostAggregator

use of org.apache.druid.query.aggregation.post.ConstantPostAggregator in project druid by druid-io.

the class ArrayOfDoublesSketchToEstimateAndBoundsPostAggregatorTest method testToString.

@Test
public void testToString() {
    PostAggregator postAgg = new ArrayOfDoublesSketchToEstimateAndBoundsPostAggregator("a", new ConstantPostAggregator("", 0), null);
    Assert.assertEquals("ArrayOfDoublesSketchToEstimateAndBoundsPostAggregator{name='a', field=ConstantPostAggregator{name='', constantValue=0}, numStdDevs=1}", postAgg.toString());
}

Example 29 with ConstantPostAggregator

use of org.apache.druid.query.aggregation.post.ConstantPostAggregator in project druid by druid-io.

the class ArrayOfDoublesSketchToQuantilesSketchPostAggregatorTest method testSerde.

@Test
public void testSerde() throws JsonProcessingException {
    final PostAggregator there = new ArrayOfDoublesSketchToQuantilesSketchPostAggregator("a", new ConstantPostAggregator("", 0), null, null);
    DefaultObjectMapper mapper = new DefaultObjectMapper();
    ArrayOfDoublesSketchToQuantilesSketchPostAggregator andBackAgain = mapper.readValue(mapper.writeValueAsString(there), ArrayOfDoublesSketchToQuantilesSketchPostAggregator.class);
    Assert.assertEquals(there, andBackAgain);
    Assert.assertArrayEquals(there.getCacheKey(), andBackAgain.getCacheKey());
}

Example 30 with ConstantPostAggregator

use of org.apache.druid.query.aggregation.post.ConstantPostAggregator in project druid by druid-io.

the class ArrayOfDoublesSketchToQuantilesSketchPostAggregatorTest method testResultArraySignature.

@Test
public void testResultArraySignature() {
    final TimeseriesQuery query = Druids.newTimeseriesQueryBuilder().dataSource("dummy").intervals("2000/3000").granularity(Granularities.HOUR).aggregators(new CountAggregatorFactory("count")).postAggregators(new ArrayOfDoublesSketchToQuantilesSketchPostAggregator("a", new ConstantPostAggregator("", 0), 2, null)).build();
    Assert.assertEquals(RowSignature.builder().addTimeColumn().add("count", ColumnType.LONG).add("a", ArrayOfDoublesSketchModule.MERGE_TYPE).build(), new TimeseriesQueryQueryToolChest().resultArraySignature(query));
}