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/*
* Copyright 2015 Open Networking Laboratory
*
* 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 org.onosproject.faultmanagement.web;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
import java.io.IOException;
import java.io.InputStream;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.notNullValue;
import static org.hamcrest.Matchers.nullValue;
import org.junit.Test;
import org.onosproject.codec.JsonCodec;
import static org.onosproject.faultmanagement.web.AlarmJsonMatcher.matchesAlarm;
import org.onosproject.net.DeviceId;
import org.onosproject.incubator.net.faultmanagement.alarm.Alarm;
import org.onosproject.incubator.net.faultmanagement.alarm.AlarmEntityId;
import org.onosproject.incubator.net.faultmanagement.alarm.AlarmId;
import org.onosproject.incubator.net.faultmanagement.alarm.DefaultAlarm;
public class AlarmCodecTest {
private final AlarmCodecContext context = new AlarmCodecContext();
// Use this to check handling for miminal Alarm
private final Alarm alarmMinimumFields = new DefaultAlarm.Builder(
new AlarmId(44),
DeviceId.deviceId("of:2222000000000000"),
"NE unreachable",
Alarm.SeverityLevel.CLEARED,
1).
build();
// Use this to check handling for fully populated Alarm
private final Alarm alarmWithSource = new DefaultAlarm.Builder(
new AlarmId(44),
DeviceId.deviceId("of:2222000000000000"),
"NE unreachable",
Alarm.SeverityLevel.CLEARED, 1).
forSource(AlarmEntityId.alarmEntityId("port:1/2/3/4")).
withTimeUpdated(2).
withTimeCleared(3L).
withServiceAffecting(true).
withAcknowledged(true).
withManuallyClearable(true).
withAssignedUser("the assigned user").build();
@Test
public void alarmCodecTestWithOptionalFieldMissing() {
//context.registerService(AlarmService.class, new AlarmServiceAdapter());
final JsonCodec<Alarm> codec = context.codec(Alarm.class);
assertThat(codec, is(notNullValue()));
final ObjectNode alarmJson = codec.encode(alarmMinimumFields, context);
assertThat(alarmJson, notNullValue());
assertThat(alarmJson, matchesAlarm(alarmMinimumFields));
}
@Test
public void alarmCodecTestWithOptionalField() {
final JsonCodec<Alarm> codec = context.codec(Alarm.class);
assertThat(codec, is(notNullValue()));
final ObjectNode alarmJson = codec.encode(alarmWithSource, context);
assertThat(alarmJson, notNullValue());
assertThat(alarmJson, matchesAlarm(alarmWithSource));
}
@Test
public void verifyMinimalAlarmIsEncoded() throws Exception {
final JsonCodec<Alarm> alarmCodec = context.codec(Alarm.class);
final Alarm alarm = getDecodedAlarm(alarmCodec, "alarm-minimal.json");
assertCommon(alarm);
assertThat(alarm.timeCleared(), nullValue());
assertThat(alarm.assignedUser(), nullValue());
}
@Test
public void verifyFullyLoadedAlarmIsEncoded() throws Exception {
final JsonCodec<Alarm> alarmCodec = context.codec(Alarm.class);
final Alarm alarm = getDecodedAlarm(alarmCodec, "alarm-full.json");
assertCommon(alarm);
assertThat(alarm.timeCleared(), is(2222L));
assertThat(alarm.assignedUser(), is("foo"));
}
private void assertCommon(final Alarm alarm) {
assertThat(alarm.id(), is(new AlarmId(10L)));
assertThat(alarm.description(), is("NE is not reachable"));
assertThat(alarm.source(), is(AlarmEntityId.NONE));
assertThat(alarm.timeRaised(), is(999L));
assertThat(alarm.timeUpdated(), is(1111L));
assertThat(alarm.severity(), is(Alarm.SeverityLevel.MAJOR));
assertThat(alarm.serviceAffecting(), is(true));
assertThat(alarm.acknowledged(), is(false));
assertThat(alarm.manuallyClearable(), is(true));
}
/**
* Reads in a rule from the given resource and decodes it.
*
* @param resourceName resource to use to read the JSON for the rule
* @return decoded flow rule
* @throws IOException if processing the resource failsdecode
*/
private Alarm getDecodedAlarm(final JsonCodec<Alarm> codec, final String resourceName) throws IOException {
final InputStream jsonStream = AlarmCodecTest.class
.getResourceAsStream(resourceName);
final JsonNode json = context.mapper().readTree(jsonStream);
assertThat(json, notNullValue());
final Alarm result = codec.decode((ObjectNode) json, context);
assertThat(result, notNullValue());
return result;
}
}
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