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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.metrics;
import junit.framework.TestCase;
/**
* @author thomasg
*/
public class SumMetricTest extends TestCase {
public void testSummedCountMetric() {
MetricSet parent = new SimpleMetricSet("parent", "", "");
SumMetric sum = new SumMetric("foo", "", "foodesc", parent);
CountMetric v1 = new CountMetric("aa", "", "", parent);
CountMetric v2 = new CountMetric("bb", "", "", parent);
CountMetric v3 = new CountMetric("cc", "", "", parent);
sum.addMetricToSum(v1);
sum.addMetricToSum(v2);
sum.addMetricToSum(v3);
// Give them some values
v1.inc(3);
v2.inc(7);
v3.inc(5);
assertEquals("<foo description=\"foodesc\" count=\"15\"/>\n", sum.toXml(0, 2));
assertEquals(15, sum.getLongValue("value"));
v3.inc(5);
assertEquals("<foo description=\"foodesc\" count=\"20\"/>\n", sum.toXml(0, 2));
assertEquals(20, sum.getLongValue("value"));
}
public void testSummedValueMetric() {
MetricSet parent = new SimpleMetricSet("parent", "", "");
SumMetric sum = new SumMetric("foo", "", "foodesc", parent);
SummedDoubleValueMetric v1 = new SummedDoubleValueMetric("aa", "", "", parent);
SummedDoubleValueMetric v2 = new SummedDoubleValueMetric("bb", "", "", parent);
SummedDoubleValueMetric v3 = new SummedDoubleValueMetric("cc", "", "", parent);
sum.addMetricToSum(v1);
sum.addMetricToSum(v2);
sum.addMetricToSum(v3);
v1.addValue(3.0);
v1.addValue(2.0);
v2.addValue(7.0);
v3.addValue(5.0);
v3.addValue(10.0);
assertEquals("<foo description=\"foodesc\" average=\"17.00\" last=\"19.00\" min=\"2.00\" max=\"10.00\" count=\"5\" total=\"85.00\"/>\n", sum.toXml(0,2));
assertEquals(19, sum.getLongValue("value"));
assertEquals(2, sum.getLongValue("min"));
assertEquals(10, sum.getLongValue("max"));
}
public void testAveragedValueMetric() {
MetricSet parent = new SimpleMetricSet("parent", "", "");
SumMetric sum = new SumMetric("foo", "", "foodesc", parent);
AveragedDoubleValueMetric v1 = new AveragedDoubleValueMetric("aa", "", "", parent);
AveragedDoubleValueMetric v2 = new AveragedDoubleValueMetric("bb", "", "", parent);
AveragedDoubleValueMetric v3 = new AveragedDoubleValueMetric("cc", "", "", parent);
sum.addMetricToSum(v1);
sum.addMetricToSum(v2);
sum.addMetricToSum(v3);
v1.addValue(3.0);
v1.addValue(2.0);
v2.addValue(7.0);
v3.addValue(5.0);
v3.addValue(10.0);
assertEquals("<foo description=\"foodesc\" average=\"5.40\" last=\"10.00\" min=\"2.00\" max=\"10.00\" count=\"5\" total=\"27.00\"/>\n", sum.toXml(0,2));
assertEquals(5.40, sum.getDoubleValue("value"));
assertEquals(2.0, sum.getDoubleValue("min"));
assertEquals(10.0, sum.getDoubleValue("max"));
}
public void testMetricSet() {
MetricSet parent = new SimpleMetricSet("parent", "", "");
SumMetric sum = new SumMetric("foo", "", "bar", parent);
MetricSet set1 = new SimpleMetricSet("a", "", "", parent);
MetricSet set2 = new SimpleMetricSet("b", "", "", parent);
SummedLongValueMetric v1 = new SummedLongValueMetric("c", "", "", set1);
SummedLongValueMetric v2 = new SummedLongValueMetric("c", "", "", set2);
CountMetric v3 = new CountMetric("e", "", "", set1);
CountMetric v4 = new CountMetric("e", "", "", set2);
sum.addMetricToSum(set1);
sum.addMetricToSum(set2);
// Give them some values
v1.addValue((long)3);
v2.addValue((long)7);
v3.inc(2);
v4.inc();
// Verify XML output. Should be in register order.
assertEquals(
"<foo description=\"bar\">\n\n" +
" <c average=\"10.00\" last=\"10\" min=\"3\" max=\"7\" count=\"2\" total=\"20\"/>\n\n" +
" <e count=\"3\"/>\n\n" +
"</foo>\n", sum.toXml(0,2));
}
public void testRemove()
{
MetricSet parent = new SimpleMetricSet("parent", "", "");
SumMetric sum = new SumMetric("foo", "", "foodesc", parent);
SummedDoubleValueMetric v1 = new SummedDoubleValueMetric("aa", "", "", parent);
SummedDoubleValueMetric v2 = new SummedDoubleValueMetric("bb", "", "", parent);
SummedDoubleValueMetric v3 = new SummedDoubleValueMetric("cc", "", "", parent);
sum.addMetricToSum(v1);
sum.addMetricToSum(v2);
sum.addMetricToSum(v3);
v1.addValue(3.0);
v1.addValue(2.0);
v2.addValue(7.0);
v3.addValue(5.0);
v3.addValue(10.0);
sum.removeMetricFromSum(v1);
assertEquals("<foo description=\"foodesc\" average=\"14.50\" last=\"17.00\" min=\"5.00\" max=\"10.00\" count=\"3\" total=\"43.50\"/>\n", sum.toXml(0,2));
}
public void testEmpty() {
SumMetric sum = new SumMetric("foo", "", "foodesc", null);
assertEquals("<foo description=\"foodesc\"/>\n", sum.toXml(0,2));
}
}
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