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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.metricsproxy.metric.model.json;
import ai.vespa.metricsproxy.metric.model.MetricsPacket;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import org.junit.Test;
import java.io.IOException;
import java.util.List;
import java.util.Set;
import static ai.vespa.metricsproxy.core.VespaMetrics.vespaMetricsConsumerId;
import static ai.vespa.metricsproxy.http.ValuesFetcher.defaultMetricsConsumerId;
import static ai.vespa.metricsproxy.metric.model.ServiceId.toServiceId;
import static ai.vespa.metricsproxy.metric.model.json.YamasJsonUtil.YAMAS_ROUTING;
import static ai.vespa.metricsproxy.metric.model.json.YamasJsonUtil.toMetricsPackets;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
/**
* @author gjoranv
*/
public class YamasJsonUtilTest {
private static final ObjectMapper jsonMapper = new ObjectMapper();
private static JsonNode metrics(MetricsPacket packet, boolean addStatus) throws IOException {
return metrics(List.of(packet), addStatus).get(0);
}
private static ArrayNode metrics(List<MetricsPacket> packets, boolean addStatus) throws IOException {
return (ArrayNode) jsonMapper.readTree(YamasJsonUtil.toJson(packets, addStatus)).get("metrics");
}
@Test
public void status_is_included_in_json_model_when_explicitly_asked_for() throws IOException {
ArrayNode json = metrics(List.of(new MetricsPacket.Builder(toServiceId("foo")).build(),
new MetricsPacket.Builder(toServiceId("bar")).build()), true);
assertTrue(json.get(0).has("status_code"));
assertTrue(json.get(0).has("status_msg"));
assertTrue(json.get(1).has("status_code"));
assertTrue(json.get(1).has("status_msg"));
}
@Test
public void timestamp_0_in_packet_is_translated_to_null_in_json_model() throws IOException {
MetricsPacket packet = new MetricsPacket.Builder(toServiceId("foo")).timestamp(0L).build();
JsonNode json = metrics(packet, true);
assertFalse(json.has("timestamp"));
}
@Test
public void empty_consumers_is_translated_to_null_routing_in_json_model() throws IOException {
MetricsPacket packet = new MetricsPacket.Builder(toServiceId("foo")).build();
JsonNode json = metrics(packet, true);
assertFalse(json.has("routing"));
}
@Test
public void default_public_consumer_is_filtered_from_yamas_routing() throws IOException {
MetricsPacket packet = new MetricsPacket.Builder(toServiceId("foo"))
.addConsumers(Set.of(vespaMetricsConsumerId, defaultMetricsConsumerId))
.build();
JsonNode json = metrics(packet, false);
JsonNode routing = json.get("routing");
JsonNode yamas = routing.get(YAMAS_ROUTING);
ArrayNode namespaces = (ArrayNode) yamas.get("namespaces");
assertEquals(1, namespaces.size());
assertEquals(vespaMetricsConsumerId.id, namespaces.get(0).asText());
}
@Test
public void only_default_public_consumer_yields_null_routing_in_json_model() throws IOException {
MetricsPacket packet = new MetricsPacket.Builder(toServiceId("foo"))
.addConsumers(Set.of(defaultMetricsConsumerId))
.build();
JsonNode json = metrics(packet, false);
assertFalse(json.has(YAMAS_ROUTING));
}
@Test
public void empty_json_string_yields_empty_packet_list() {
List<MetricsPacket.Builder> builders = toMetricsPackets("");
assertTrue(builders.isEmpty());
}
}
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