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/*-
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.controlloop;
import static org.awaitility.Awaitility.await;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import java.nio.file.Paths;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.onap.policy.common.utils.coder.CoderException;
import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
/**
* VLB Use Case Tests.
*/
public class VlbTest extends FrankfurtBase {
/**
* VLB Tosca Policy File.
*/
private static final String TOSCA_LEGACY_POLICY_VLB = "src/test/resources/vlb/tosca-vlb.json";
private static final String TOSCA_COMPLIANT_POLICY_VLB = "src/test/resources/vlb/tosca-compliant-vlb.json";
/*
* VLB Use case Messages.
*/
private static final String ONSET = "src/test/resources/vlb/vlb.onset.json";
/*
* Topic trackers used by the VLB use case.
*/
private TopicCallback<VirtualControlLoopNotification> policyClMgt;
/*
* VLB Tosca Policy.
*/
private ToscaPolicy policy;
/**
* Prepare PDP-D Framework for testing.
*/
@BeforeClass
public static void prepareResouces() throws InterruptedException, IOException {
initConfigDir();
setupLogging();
preparePdpD();
setUpHttpClients();
setupSimulators();
}
/**
* Take down the resources used by the test framework.
*/
@AfterClass
public static void takeDownResources() {
stopPdpD();
stopSimulators();
}
/**
* Observe Topics.
*/
@Before
public void topicsRegistration() {
policyClMgt = createTopicSinkCallback(POLICY_CL_MGT_TOPIC, VirtualControlLoopNotification.class);
}
/**
* Unregister Topic Callbacks and uninstall the policy.
*/
@After
public void topicsUnregistration() throws InterruptedException {
if (policyClMgt != null) {
policyClMgt.unregister();
}
// uninstall the policy
assertEquals(2, controller.getDrools().factCount(CONTROLLER_NAME));
if (policy != null) {
deletePolicy(policy);
}
assertEquals(0, controller.getDrools().factCount(CONTROLLER_NAME));
}
/**
* Sunny Day with Legacy Tosca Policy.
*/
@Test
public void sunnyDayLegacy() throws InterruptedException, CoderException, IOException {
assertEquals(0, controller.getDrools().factCount(CONTROLLER_NAME));
policy = setupPolicyFromFile(TOSCA_LEGACY_POLICY_VLB);
assertEquals(2, controller.getDrools().factCount(CONTROLLER_NAME));
sunnyDay();
}
/**
* Sunny Day with Tosca Compliant Policy.
*/
@Test
public void sunnyDayCompliant() throws InterruptedException, CoderException, IOException {
assertEquals(0, controller.getDrools().factCount(CONTROLLER_NAME));
policy = setupPolicyFromFile(TOSCA_COMPLIANT_POLICY_VLB);
assertEquals(2, controller.getDrools().factCount(CONTROLLER_NAME));
sunnyDay();
}
/**
* Sunny day scenario for the VCPE use case.
*/
private void sunnyDay() throws IOException {
/* Inject an ONSET event over the DCAE topic */
injectOnTopic(DCAE_TOPIC, Paths.get(ONSET));
/* Wait to acquire a LOCK and a PDP-X PERMIT */
waitForLockAndPermit(policy, policyClMgt);
/* Ensure that the VLB SO Operation was successfully completed */
await().until(() -> !policyClMgt.getMessages().isEmpty());
assertEquals(ControlLoopNotificationType.OPERATION_SUCCESS,
policyClMgt.getMessages().remove().getNotification());
/* --- VLB Transaction Completed --- */
waitForFinalSuccess(policy, policyClMgt);
}
}
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