monasca-thresh/thresh/src/test/java/monasca/thresh/infrastructure/thresholding/deserializer/EventDeserializerTest.java

104 lines
4.2 KiB
Java

/*
* Copyright (c) 2014,2016 Hewlett Packard Enterprise Development Company, L.P.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package monasca.thresh.infrastructure.thresholding.deserializer;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNull;
import monasca.common.model.event.AlarmDefinitionCreatedEvent;
import monasca.common.model.event.AlarmDeletedEvent;
import monasca.common.model.event.AlarmUpdatedEvent;
import monasca.common.model.alarm.AlarmExpression;
import monasca.common.model.alarm.AlarmState;
import monasca.common.model.alarm.AlarmSubExpression;
import monasca.common.model.metric.MetricDefinition;
import monasca.common.util.Serialization;
import monasca.thresh.domain.model.Alarm;
import monasca.thresh.domain.model.AlarmDefinition;
import monasca.thresh.domain.model.SubAlarm;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
@Test
public class EventDeserializerTest {
private static final String ALARM_EXPRESSION =
"avg(cpu{instance_id=5,device=1}, 1) > 5 times 3 OR avg(load{instance_id=5}, 2) < 4 times 3";
private static final String ALARM_NAME = "An Alarm";
private static final String ALARM_DESCRIPTION = "An Alarm Description";
private static final String ALARM_ID = "123";
private static final String ALARM_DEFINITION_ID = "456";
private static final String TENANT_ID = "abc";
private EventDeserializer deserializer = new EventDeserializer();
private final Map<String, AlarmSubExpression> subAlarms = new HashMap<>();
@BeforeMethod
protected void beforeMethod() {
final AlarmDefinition alarmDef =
new AlarmDefinition(TENANT_ID, ALARM_NAME, ALARM_DESCRIPTION, new AlarmExpression(
ALARM_EXPRESSION), "LOW", true, Arrays.asList("instance_id"));
final Alarm alarm = new Alarm(alarmDef, AlarmState.OK);
for (final SubAlarm subAlarm : alarm.getSubAlarms()) {
subAlarms.put(subAlarm.getId(), subAlarm.getExpression());
}
}
public void shouldDeserializeAlarmDeletedEvent() {
final Map<String, String> dimensions = new HashMap<String, String>();
dimensions.put("pet", "dino");
final MetricDefinition md = new MetricDefinition("load", dimensions);
roundTrip(new AlarmDeletedEvent(TENANT_ID, ALARM_ID, Arrays.asList(md), ALARM_DEFINITION_ID,
subAlarms));
}
public void shouldDeserializeAlarmDefinitionCreatedEvent() {
roundTrip(new AlarmDefinitionCreatedEvent(TENANT_ID, ALARM_ID, ALARM_NAME, ALARM_DESCRIPTION,
ALARM_EXPRESSION, null, Arrays.asList("hostname", "dev")));
}
public void shouldDeserializeAlarmUpdatedEvent() {
final List<MetricDefinition> alarmMetrics = new LinkedList<>();
final Map<String, String> dimensions = new HashMap<>();
dimensions.put("monasca", "project");
final MetricDefinition md = new MetricDefinition("load", dimensions);
alarmMetrics.add(md);
roundTrip(new AlarmUpdatedEvent(ALARM_ID, ALARM_DEFINITION_ID, TENANT_ID, alarmMetrics,
subAlarms, AlarmState.OK, AlarmState.UNDETERMINED, null, null));
}
private void roundTrip(Object event) {
String serialized = Serialization.toJson(event);
Object deserialized = deserializer.deserialize(serialized.getBytes());
Object expected = Collections.singletonList(Collections.singletonList(event));
assertEquals(deserialized, expected);
}
public void shouldReturnNullOnDeserializeUnknownEvent() {
String unknownEventJson = "{\"alarm-foo-deleted\":{\"tenantId\":\"abc\",\"alarmId\":\"123\"}}";
assertNull(deserializer.deserialize(unknownEventJson.getBytes()));
}
}