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

50 lines
1.9 KiB
Java

package com.hpcloud.mon.infrastructure.thresholding.deserializer;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNull;
import java.util.Collections;
import org.testng.annotations.Test;
import com.hpcloud.mon.common.event.AlarmCreatedEvent;
import com.hpcloud.mon.common.event.AlarmDeletedEvent;
import com.hpcloud.mon.common.event.AlarmUpdatedEvent;
import com.hpcloud.util.Serialization;
/**
* @author Jonathan Halterman
*/
@Test
public class EventDeserializerTest {
private static final String ALARM_EXPRESSION = "avg(hpcs.compute{instance_id=5,metric_name=cpu,device=1}, 1) > 5 times 3 OR avg(hpcs.compute{flavor_id=3,metric_name=mem}, 2) < 4 times 3";
private static final String ALARM_NAME = "An Alarm";
private static final String ALARM_ID = "123";
private static final String TENANT_ID = "abc";
private EventDeserializer deserializer = new EventDeserializer();
public void shouldDeserializeAlarmDeletedEvent() {
roundTrip(new AlarmDeletedEvent(TENANT_ID, ALARM_ID, null));
}
public void shouldDeserializeAlarmCreatedEvent() {
roundTrip(new AlarmCreatedEvent(TENANT_ID, ALARM_ID, ALARM_NAME, ALARM_EXPRESSION, null));
}
public void shouldDeserializeAlarmUpdatedEvent() {
roundTrip(new AlarmUpdatedEvent(TENANT_ID, ALARM_ID, ALARM_NAME, ALARM_EXPRESSION, null, false, null, 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()));
}
}