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