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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.admin.monitoring;
import com.google.common.collect.Sets;
import org.junit.jupiter.api.Test;
import java.util.List;
import java.util.Map;
import static java.util.Collections.emptyList;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
/**
* @author gjoranv
*/
public class MetricSetTest {
@Test
void metrics_from_children_are_added() {
MetricSet child1 = new MetricSet("child1", List.of(new Metric("child1_metric")));
MetricSet child2 = new MetricSet("child2", List.of(new Metric("child2_metric")));
MetricSet parent = new MetricSet("parent", emptyList(), List.of(child1, child2));
Map<String, Metric> parentMetrics = parent.getMetrics();
assertEquals(2, parentMetrics.size());
assertNotNull(parentMetrics.get("child1_metric"));
assertNotNull(parentMetrics.get("child2_metric"));
}
@Test
void adding_the_same_child_set_twice_has_no_effect() {
MetricSet child = new MetricSet("child", List.of(new Metric("child_metric")));
MetricSet parent = new MetricSet("parent", emptyList(), List.of(child, child));
Map<String, Metric> parentMetrics = parent.getMetrics();
assertEquals(1, parentMetrics.size());
assertNotNull(parentMetrics.get("child_metric"));
}
@Test
void internal_metrics_take_precedence_over_metrics_from_children() {
String METRIC_NAME = "metric1";
String COMMON_DIMENSION_KEY = "commonKey";
Map<String, String> childDimensions = Map.of(COMMON_DIMENSION_KEY, "childCommonVal", "childKey", "childVal");
Metric childMetric = new Metric(METRIC_NAME, "child-output-name", "child-description", childDimensions);
Map<String, String> parentDimensions = Map.of(COMMON_DIMENSION_KEY, "parentCommonVal","parentKey", "parentVal");
Metric parentMetric = new Metric(METRIC_NAME, "parent-output-name", "parent-description", parentDimensions);
MetricSet child = new MetricSet("set1", Sets.newHashSet(childMetric));
MetricSet parent = new MetricSet("set1", Sets.newHashSet(parentMetric), Sets.newHashSet(child));
Metric combinedMetric = parent.getMetrics().get(METRIC_NAME);
assertEquals("parent-output-name", combinedMetric.outputName);
assertEquals("parent-description", combinedMetric.description);
assertEquals(3, combinedMetric.dimensions.size());
assertEquals("parentCommonVal", combinedMetric.dimensions.get(COMMON_DIMENSION_KEY));
}
}
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