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/*-
* ============LICENSE_START=======================================================
* PolicyEngineAPI
* ================================================================================
* Copyright (C) 2017 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.std.test;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.java_websocket.WebSocket;
import org.java_websocket.handshake.ClientHandshake;
import org.java_websocket.server.WebSocketServer;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.onap.policy.api.NotificationHandler;
import org.onap.policy.api.NotificationScheme;
import org.onap.policy.api.PDPNotification;
import org.onap.policy.std.AutoClientEnd;
import org.springframework.util.SocketUtils;
/**
* The class <code>AutoClientEndTest</code> contains tests for the class <code>{@link AutoClientEnd}</code>.
*
*/
public class AutoClientEndTest {
private static WebSocketServer ws;
private static int port = SocketUtils.findAvailableTcpPort();
private static CountDownLatch countServerDownLatch = null;
private static PDPNotification notification = null;
/**
* Start server.
*
* @throws Exception the exception
*/
@BeforeClass
public static void startServer() throws Exception {
notification = null;
ws = new WebSocketServer(new InetSocketAddress(port), 1) {
@Override
public void onOpen(WebSocket conn, ClientHandshake handshake) {
conn.send("{\"removedPolicies\": [],\"loadedPolicies\": "
+ "[{\"policyName\": \"Test.Config_BRMS_Param_BrmsParamTestPa.1.xml\","
+ "\"versionNo\": \"1\",\"matches\": {\"ECOMPName\": \"DROOLS\","
+ "\"ONAPName\": \"DROOLS\",\"ConfigName\": \"BRMS_PARAM_RULE\","
+ "\"guard\": \"false\",\"TTLDate\": \"NA\",\"RiskLevel\": \"5\","
+ "\"RiskType\": \"default\"},\"updateType\": \"NEW\"}],\"notificationType\": \"UPDATE\"}");
}
@Override
public void onClose(WebSocket conn, int code, String reason, boolean remote) {
}
@Override
public void onMessage(WebSocket conn, String message) {}
@Override
public void onError(WebSocket conn, Exception ex) {
ex.printStackTrace();
fail("There should be no exception!");
}
@Override
public void onStart() {}
};
ws.setConnectionLostTimeout(0);
ws.start();
}
@Test
public void testAutoClient() throws Exception {
NotificationScheme scheme = NotificationScheme.AUTO_ALL_NOTIFICATIONS;
NotificationHandler handler = new NotificationHandler() {
@Override
public void notificationReceived(PDPNotification notify) {
notification = notify;
countServerDownLatch.countDown();
}
};
AutoClientEnd.setAuto(scheme, handler);
countServerDownLatch = new CountDownLatch(1);
AutoClientEnd.start("http://localhost:" + port + "/");
countServerDownLatch.await(45, TimeUnit.SECONDS);
assertNotNull(notification);
// simulate a server restart and verify client reconnects
countServerDownLatch = new CountDownLatch(1);
ws.stop(30000);
startServer();
countServerDownLatch.await(60+10, TimeUnit.SECONDS);
assertNotNull(notification);
AutoClientEnd.stop();
}
@AfterClass
public static void stopServer() throws InterruptedException, IOException {
ws.stop(30000);
}
}
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