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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/metrics/metrics.h>
#include <vespa/vespalib/gtest/gtest.h>
namespace metrics {
TEST(SumMetricTest, test_long_count_metric)
{
MetricSet parent("parent", {}, "");
SumMetric<LongCountMetric> sum("foo", {}, "foodesc", &parent);
LongCountMetric v1("ff", {}, "", &parent);
LongCountMetric v2("aa", {}, "", &parent);
sum.addMetricToSum(v1);
sum.addMetricToSum(v2);
// Give them some values
v1.inc(3);
v2.inc(7);
// Verify XML output. Should be in register order.
std::string expected("foo count=10");
EXPECT_EQ(expected, sum.toString());
EXPECT_EQ(int64_t(10), sum.getLongValue("value"));
}
TEST(SumMetricTest, test_average_metric)
{
MetricSet parent("parent", {}, "");
SumMetric<LongAverageMetric> sum("foo", {}, "foodesc", &parent);
LongAverageMetric v1("ff", {}, "", &parent);
LongAverageMetric v2("aa", {}, "", &parent);
sum.addMetricToSum(v1);
sum.addMetricToSum(v2);
// Give them some values
v1.addValue(3);
v2.addValue(7);
// Verify XML output. Should be in register order.
std::string expected("foo average=5 last=7 min=3 max=7 count=2 total=10");
EXPECT_EQ(expected, sum.toString());
EXPECT_EQ(int64_t(5), sum.getLongValue("value"));
EXPECT_EQ(int64_t(3), sum.getLongValue("min"));
EXPECT_EQ(int64_t(7), sum.getLongValue("max"));
}
TEST(SumMetricTest, test_metric_set)
{
MetricSet parent("parent", {}, "");
SumMetric<MetricSet> sum("foo", {}, "bar", &parent);
MetricSet set1("a", {}, "", &parent);
MetricSet set2("b", {}, "", &parent);
LongValueMetric v1("c", {}, "", &set1);
LongValueMetric v2("d", {}, "", &set2);
LongCountMetric v3("e", {}, "", &set1);
LongCountMetric v4("f", {}, "", &set2);
sum.addMetricToSum(set1);
sum.addMetricToSum(set2);
// Give them some values
v1.addValue(3);
v2.addValue(7);
v3.inc(2);
v4.inc();
// Verify XML output. Should be in register order.
std::string expected("'\n"
"foo:\n"
" c average=3 last=3 min=3 max=3 count=1 total=3\n"
" e count=2'"
);
EXPECT_EQ(expected, "'\n" + sum.toString() + "'");
}
TEST(SumMetricTest, test_remove)
{
MetricSet parent("parent", {}, "");
SumMetric<LongCountMetric> sum("foo", {}, "foodesc", &parent);
LongCountMetric v1("ff", {}, "", &parent);
LongCountMetric v2("aa", {}, "", &parent);
LongCountMetric v3("zz", {}, "", &parent);
sum.addMetricToSum(v1);
sum.addMetricToSum(v2);
sum.addMetricToSum(v3);
// Give them some values
v1.inc(3);
v2.inc(7);
v3.inc(10);
EXPECT_EQ(int64_t(20), sum.getLongValue("value"));
sum.removeMetricFromSum(v2);
EXPECT_EQ(int64_t(13), sum.getLongValue("value"));
}
TEST(SumMetricTest, test_start_value)
{
MetricSnapshot snapshot("active");
SumMetric<LongValueMetric> sum("foo", {}, "foodesc",
&snapshot.getMetrics());
LongValueMetric start("start", {}, "", 0);
start.set(50);
sum.setStartValue(start);
// without children
EXPECT_EQ(int64_t(50), sum.getLongValue("value"));
MetricSnapshot copy("copy");
copy.recreateSnapshot(snapshot.getMetrics(), true);
snapshot.addToSnapshot(copy, 100);
LongValueMetric value("value", {}, "", &snapshot.getMetrics());
sum.addMetricToSum(value);
value.set(10);
// with children
EXPECT_EQ(int64_t(60), sum.getLongValue("value"));
}
}
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