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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
// Unit tests for metrics_engine.
#include <vespa/metrics/metricset.h>
#include <vespa/searchcore/proton/metrics/attribute_metrics_collection.h>
#include <vespa/searchcore/proton/metrics/attribute_metrics.h>
#include <vespa/searchcore/proton/metrics/documentdb_metrics_collection.h>
#include <vespa/searchcore/proton/metrics/metrics_engine.h>
#include <vespa/vespalib/testkit/testapp.h>
#include <vespa/log/log.h>
LOG_SETUP("metrics_engine_test");
using namespace proton;
struct DummyMetricSet : public metrics::MetricSet {
DummyMetricSet(const vespalib::string &name) : metrics::MetricSet(name, {}, "", nullptr) {}
};
struct AttributeMetricsFixture {
MetricsEngine engine;
DummyMetricSet parent;
AttributeMetrics metrics;
LegacyAttributeMetrics legacyMetrics;
LegacyAttributeMetrics totalLegacyMetrics;
AttributeMetricsFixture()
: engine(),
parent("parent"),
metrics(&parent),
legacyMetrics(nullptr),
totalLegacyMetrics(nullptr)
{}
void addAttribute(const vespalib::string &attrName) {
engine.addAttribute(AttributeMetricsCollection(metrics, legacyMetrics), &totalLegacyMetrics, attrName);
}
void removeAttribute(const vespalib::string &attrName) {
engine.removeAttribute(AttributeMetricsCollection(metrics, legacyMetrics), &totalLegacyMetrics, attrName);
}
void cleanAttributes() {
engine.cleanAttributes(AttributeMetricsCollection(metrics, legacyMetrics), &totalLegacyMetrics);
}
void assertRegisteredMetrics(size_t expNumMetrics) const {
EXPECT_EQUAL(expNumMetrics, parent.getRegisteredMetrics().size());
EXPECT_EQUAL(expNumMetrics, legacyMetrics.list.getRegisteredMetrics().size());
EXPECT_EQUAL(expNumMetrics, totalLegacyMetrics.list.getRegisteredMetrics().size());
}
void assertMetricsExists(const vespalib::string &attrName) {
EXPECT_TRUE(metrics.get(attrName) != nullptr);
EXPECT_TRUE(legacyMetrics.list.get(attrName) != nullptr);
EXPECT_TRUE(totalLegacyMetrics.list.get(attrName) != nullptr);
}
void assertMetricsNotExists(const vespalib::string &attrName) {
EXPECT_TRUE(metrics.get(attrName) == nullptr);
EXPECT_TRUE(legacyMetrics.list.get(attrName) == nullptr);
EXPECT_TRUE(totalLegacyMetrics.list.get(attrName) == nullptr);
}
};
TEST("require that the metric proton.diskusage is the sum of the documentDB diskusage metrics")
{
MetricsEngine metrics_engine;
DocumentDBMetricsCollection metrics1("type1", 1);
DocumentDBMetricsCollection metrics2("type2", 1);
metrics1.getLegacyMetrics().index.diskUsage.addValue(100);
metrics2.getLegacyMetrics().index.diskUsage.addValue(1000);
metrics_engine.addDocumentDBMetrics(metrics1);
metrics_engine.addDocumentDBMetrics(metrics2);
EXPECT_EQUAL(1100, metrics_engine.legacyRoot().diskUsage.getLongValue("value"));
}
TEST_F("require that attribute metrics can be added", AttributeMetricsFixture)
{
TEST_DO(f.assertRegisteredMetrics(0));
f.addAttribute("foo");
TEST_DO(f.assertRegisteredMetrics(1));
TEST_DO(f.assertMetricsExists("foo"));
}
TEST_F("require that attribute metrics can be removed", AttributeMetricsFixture)
{
TEST_DO(f.assertRegisteredMetrics(0));
f.addAttribute("foo");
f.addAttribute("bar");
TEST_DO(f.assertRegisteredMetrics(2));
f.removeAttribute("foo");
TEST_DO(f.assertRegisteredMetrics(1));
TEST_DO(f.assertMetricsNotExists("foo"));
TEST_DO(f.assertMetricsExists("bar"));
}
TEST_F("require that all attribute metrics can be cleaned", AttributeMetricsFixture)
{
TEST_DO(f.assertRegisteredMetrics(0));
f.addAttribute("foo");
f.addAttribute("bar");
TEST_DO(f.assertRegisteredMetrics(2));
f.cleanAttributes();
TEST_DO(f.assertRegisteredMetrics(0));
TEST_DO(f.assertMetricsNotExists("foo"));
TEST_DO(f.assertMetricsNotExists("bar"));
}
TEST_MAIN() { TEST_RUN_ALL(); }
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