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

Example 31 with ConstantPostAggregator

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

the class ArrayOfDoublesSketchToVariancesPostAggregatorTest method testComparator.

@Test
public void testComparator() {
    expectedException.expect(IAE.class);
    expectedException.expectMessage("Comparing arrays of variance values is not supported");
    final PostAggregator postAgg = new ArrayOfDoublesSketchToVariancesPostAggregator("a", new ConstantPostAggregator("", 0));
    postAgg.getComparator();
}

Example 32 with ConstantPostAggregator

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

the class ArrayOfDoublesSketchToVariancesPostAggregatorTest method testSerde.

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

Example 33 with ConstantPostAggregator

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

the class ArrayOfDoublesSketchToVariancesPostAggregatorTest method testToString.

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

Example 34 with ConstantPostAggregator

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

the class ArrayOfDoublesSketchToStringPostAggregatorTest 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 ArrayOfDoublesSketchToStringPostAggregator("a", new ConstantPostAggregator("", 1))).build();
    Assert.assertEquals(RowSignature.builder().addTimeColumn().add("count", ColumnType.LONG).add("a", ColumnType.STRING).build(), new TimeseriesQueryQueryToolChest().resultArraySignature(query));
}

Example 35 with ConstantPostAggregator

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

the class ArrayOfDoublesSketchToStringPostAggregatorTest method testToString.

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