Examples with CountAggregator io.druid.query.aggregation.CountAggregator used on opensource projects

Example 6 with CountAggregator

use of io.druid.query.aggregation.CountAggregator in project druid by druid-io.

the class LongGreatestPostAggregatorTest method testComparator.

@Test
public void testComparator() {
    final String aggName = "rows";
    LongGreatestPostAggregator greatestPostAggregator;
    CountAggregator agg = new CountAggregator();
    Map<String, Object> metricValues = new HashMap<String, Object>();
    metricValues.put(aggName, agg.get());
    List<PostAggregator> postAggregatorList = Lists.newArrayList(new ConstantPostAggregator("roku", 2D), new FieldAccessPostAggregator("rows", aggName));
    greatestPostAggregator = new LongGreatestPostAggregator("greatest", postAggregatorList);
    Comparator comp = greatestPostAggregator.getComparator();
    Object before = greatestPostAggregator.compute(metricValues);
    agg.aggregate();
    agg.aggregate();
    agg.aggregate();
    metricValues.put(aggName, agg.get());
    Object after = greatestPostAggregator.compute(metricValues);
    Assert.assertEquals(-1, comp.compare(before, after));
    Assert.assertEquals(0, comp.compare(before, before));
    Assert.assertEquals(0, comp.compare(after, after));
    Assert.assertEquals(1, comp.compare(after, before));
}

Example 7 with CountAggregator

use of io.druid.query.aggregation.CountAggregator in project druid by druid-io.

the class LongGreatestPostAggregatorTest method testCompute.

@Test
public void testCompute() {
    final String aggName = "rows";
    LongGreatestPostAggregator greatestPostAggregator;
    CountAggregator agg = new CountAggregator();
    agg.aggregate();
    agg.aggregate();
    agg.aggregate();
    Map<String, Object> metricValues = new HashMap<String, Object>();
    metricValues.put(aggName, agg.get());
    List<PostAggregator> postAggregatorList = Lists.newArrayList(new ConstantPostAggregator("roku", 6D), new FieldAccessPostAggregator("rows", aggName));
    greatestPostAggregator = new LongGreatestPostAggregator("greatest", postAggregatorList);
    Assert.assertEquals(Long.valueOf(6), greatestPostAggregator.compute(metricValues));
}

Example 8 with CountAggregator

use of io.druid.query.aggregation.CountAggregator in project druid by druid-io.

the class ArithmeticPostAggregatorTest method testComparator.

@Test
public void testComparator() {
    final String aggName = "rows";
    ArithmeticPostAggregator arithmeticPostAggregator;
    CountAggregator agg = new CountAggregator();
    Map<String, Object> metricValues = new HashMap<String, Object>();
    metricValues.put(aggName, agg.get());
    List<PostAggregator> postAggregatorList = Lists.newArrayList(new ConstantPostAggregator("roku", 6D), new FieldAccessPostAggregator("rows", "rows"));
    arithmeticPostAggregator = new ArithmeticPostAggregator("add", "+", postAggregatorList);
    Comparator comp = arithmeticPostAggregator.getComparator();
    Object before = arithmeticPostAggregator.compute(metricValues);
    agg.aggregate();
    agg.aggregate();
    agg.aggregate();
    metricValues.put(aggName, agg.get());
    Object after = arithmeticPostAggregator.compute(metricValues);
    Assert.assertEquals(-1, comp.compare(before, after));
    Assert.assertEquals(0, comp.compare(before, before));
    Assert.assertEquals(0, comp.compare(after, after));
    Assert.assertEquals(1, comp.compare(after, before));
}

Example 9 with CountAggregator

use of io.druid.query.aggregation.CountAggregator in project druid by druid-io.

the class DoubleGreatestPostAggregatorTest method testCompute.

@Test
public void testCompute() {
    final String aggName = "rows";
    DoubleGreatestPostAggregator greatestPostAggregator;
    CountAggregator agg = new CountAggregator();
    agg.aggregate();
    agg.aggregate();
    agg.aggregate();
    Map<String, Object> metricValues = new HashMap<String, Object>();
    metricValues.put(aggName, agg.get());
    List<PostAggregator> postAggregatorList = Lists.newArrayList(new ConstantPostAggregator("roku", 6D), new FieldAccessPostAggregator("rows", aggName));
    greatestPostAggregator = new DoubleGreatestPostAggregator("greatest", postAggregatorList);
    Assert.assertEquals(6.0, greatestPostAggregator.compute(metricValues));
}

Example 10 with CountAggregator

use of io.druid.query.aggregation.CountAggregator in project druid by druid-io.

the class DoubleGreatestPostAggregatorTest method testComparator.

@Test
public void testComparator() {
    final String aggName = "rows";
    DoubleGreatestPostAggregator greatestPostAggregator;
    CountAggregator agg = new CountAggregator();
    Map<String, Object> metricValues = new HashMap<String, Object>();
    metricValues.put(aggName, agg.get());
    List<PostAggregator> postAggregatorList = Lists.newArrayList(new ConstantPostAggregator("roku", 2D), new FieldAccessPostAggregator("rows", aggName));
    greatestPostAggregator = new DoubleGreatestPostAggregator("greatest", postAggregatorList);
    Comparator comp = greatestPostAggregator.getComparator();
    Object before = greatestPostAggregator.compute(metricValues);
    agg.aggregate();
    agg.aggregate();
    agg.aggregate();
    metricValues.put(aggName, agg.get());
    Object after = greatestPostAggregator.compute(metricValues);
    Assert.assertEquals(-1, comp.compare(before, after));
    Assert.assertEquals(0, comp.compare(before, before));
    Assert.assertEquals(0, comp.compare(after, after));
    Assert.assertEquals(1, comp.compare(after, before));
}