/** Tests recording of boolean histograms. */
@SmallTest
public void testRecordBooleanHistogram() {
String histogram = "HelloWorld.BooleanMetric";
HistogramDelta falseCount = new HistogramDelta(histogram, 0);
HistogramDelta trueCount = new HistogramDelta(histogram, 1);
assertEquals(0, trueCount.getDelta());
assertEquals(0, falseCount.getDelta());
RecordHistogram.recordBooleanHistogram(histogram, true);
assertEquals(1, trueCount.getDelta());
assertEquals(0, falseCount.getDelta());
RecordHistogram.recordBooleanHistogram(histogram, true);
assertEquals(2, trueCount.getDelta());
assertEquals(0, falseCount.getDelta());
RecordHistogram.recordBooleanHistogram(histogram, false);
assertEquals(2, trueCount.getDelta());
assertEquals(1, falseCount.getDelta());
}
/** Tests recording of count histograms. */
@SmallTest
public void testRecordCountHistogram() {
String histogram = "HelloWorld.CountMetric";
HistogramDelta zeroCount = new HistogramDelta(histogram, 0);
HistogramDelta oneCount = new HistogramDelta(histogram, 1);
HistogramDelta twoCount = new HistogramDelta(histogram, 2);
HistogramDelta eightThousandCount = new HistogramDelta(histogram, 8000);
assertEquals(0, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
assertEquals(0, eightThousandCount.getDelta());
RecordHistogram.recordCountHistogram(histogram, 0);
assertEquals(1, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
assertEquals(0, eightThousandCount.getDelta());
RecordHistogram.recordCountHistogram(histogram, 0);
assertEquals(2, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
assertEquals(0, eightThousandCount.getDelta());
RecordHistogram.recordCountHistogram(histogram, 2);
assertEquals(2, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(1, twoCount.getDelta());
assertEquals(0, eightThousandCount.getDelta());
RecordHistogram.recordCountHistogram(histogram, 8000);
assertEquals(2, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(1, twoCount.getDelta());
assertEquals(1, eightThousandCount.getDelta());
}
/** Tests recording of enumerated histograms. */
@SmallTest
public void testRecordEnumeratedHistogram() {
String histogram = "HelloWorld.EnumeratedMetric";
HistogramDelta zeroCount = new HistogramDelta(histogram, 0);
HistogramDelta oneCount = new HistogramDelta(histogram, 1);
HistogramDelta twoCount = new HistogramDelta(histogram, 2);
final int boundary = 3;
assertEquals(0, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordEnumeratedHistogram(histogram, 0, boundary);
assertEquals(1, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordEnumeratedHistogram(histogram, 0, boundary);
assertEquals(2, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordEnumeratedHistogram(histogram, 2, boundary);
assertEquals(2, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(1, twoCount.getDelta());
}
/** Tests recording of linear count histograms. */
@SmallTest
public void testRecordLinearCountHistogram() {
String histogram = "HelloWorld.LinearCountMetric";
HistogramDelta zeroCount = new HistogramDelta(histogram, 0);
HistogramDelta oneCount = new HistogramDelta(histogram, 1);
HistogramDelta twoCount = new HistogramDelta(histogram, 2);
final int min = 1;
final int max = 3;
final int numBuckets = 4;
assertEquals(0, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordLinearCountHistogram(histogram, 0, min, max, numBuckets);
assertEquals(1, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordLinearCountHistogram(histogram, 0, min, max, numBuckets);
assertEquals(2, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordLinearCountHistogram(histogram, 2, min, max, numBuckets);
assertEquals(2, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(1, twoCount.getDelta());
}
/** Tests recording of custom times histograms. */
@SmallTest
public void testRecordCustomTimesHistogram() {
String histogram = "HelloWorld.CustomTimesMetric";
HistogramDelta zeroCount = new HistogramDelta(histogram, 0);
HistogramDelta oneCount = new HistogramDelta(histogram, 1);
HistogramDelta twoCount = new HistogramDelta(histogram, 100);
assertEquals(0, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
TimeUnit milli = TimeUnit.MILLISECONDS;
RecordHistogram.recordCustomTimesHistogram(histogram, 0, 1, 100, milli, 3);
assertEquals(1, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordCustomTimesHistogram(histogram, 0, 1, 100, milli, 3);
assertEquals(2, zeroCount.getDelta());
assertEquals(0, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordCustomTimesHistogram(histogram, 95, 1, 100, milli, 3);
assertEquals(2, zeroCount.getDelta());
assertEquals(1, oneCount.getDelta());
assertEquals(0, twoCount.getDelta());
RecordHistogram.recordCustomTimesHistogram(histogram, 200, 1, 100, milli, 3);
assertEquals(2, zeroCount.getDelta());
assertEquals(1, oneCount.getDelta());
assertEquals(1, twoCount.getDelta());
}