Examples with DoubleSummaryStatistics java.util.DoubleSummaryStatistics used on opensource projects

Example 36 with DoubleSummaryStatistics

use of java.util.DoubleSummaryStatistics in project hazelcast-jet by hazelcast.

the class CollectorsTest method list_summarizingDouble.

@Test
public void list_summarizingDouble() {
    DoubleSummaryStatistics summary = streamList().collect(DistributedCollectors.summarizingDouble(m -> (double) m));
    assertEquals(COUNT, summary.getCount());
    assertEquals(COUNT - 1, summary.getMax(), 0d);
    assertEquals(0, summary.getMin(), 0d);
    assertEquals(COUNT * (COUNT - 1) / 2d, summary.getSum(), 0d);
    assertEquals((COUNT - 1) / 2d, summary.getAverage(), 0d);
}

Example 37 with DoubleSummaryStatistics

use of java.util.DoubleSummaryStatistics in project hazelcast-jet by hazelcast.

the class DoubleStreamTest method summaryStatistics.

@Test
public void summaryStatistics() {
    DoubleSummaryStatistics longSummaryStatistics = stream.summaryStatistics();
    assertEquals(COUNT, longSummaryStatistics.getCount());
    assertEquals(COUNT - 1, longSummaryStatistics.getMax(), 0D);
    assertEquals(0, longSummaryStatistics.getMin(), 0D);
    assertEquals(COUNT * (COUNT - 1) / 2, longSummaryStatistics.getSum(), 0D);
    assertEquals((COUNT - 1) / 2D, longSummaryStatistics.getAverage(), 0D);
}

Example 38 with DoubleSummaryStatistics

use of java.util.DoubleSummaryStatistics in project j2objc by google.

the class DoubleSummaryStatisticsTest method test_getCount.

public void test_getCount() {
    DoubleSummaryStatistics dss1 = getDoubleSummaryStatisticsData1();
    assertEquals(data1.length, dss1.getCount());
}

Example 39 with DoubleSummaryStatistics

use of java.util.DoubleSummaryStatistics in project j2objc by google.

the class DoubleSummaryStatisticsTest method test_getAverage.

public void test_getAverage() {
    DoubleSummaryStatistics dss1 = getDoubleSummaryStatisticsData1();
    assertEquals(21.2, dss1.getAverage(), 1E-6);
    dss1.accept(Double.NaN);
    assertEquals(Double.NaN, dss1.getAverage());
}