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package org.onap.ccsdk.features.lib.doorman.it;
import java.io.BufferedReader;
import java.io.File;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
import org.onap.ccsdk.features.lib.doorman.MessageClassifier;
import org.onap.ccsdk.features.lib.doorman.MessageInterceptor;
import org.onap.ccsdk.features.lib.doorman.MessageInterceptorFactory;
import org.onap.ccsdk.features.lib.doorman.MessageProcessor;
import org.onap.ccsdk.features.lib.doorman.MessageQueueHandler;
import org.onap.ccsdk.features.lib.doorman.dao.MessageDaoImpl;
import org.onap.ccsdk.features.lib.doorman.data.MessageData;
import org.onap.ccsdk.features.lib.doorman.data.Queue;
import org.onap.ccsdk.features.lib.doorman.impl.MessageInterceptorFactoryImpl;
import org.onap.ccsdk.features.lib.doorman.testutil.DbUtil;
import org.onap.ccsdk.features.lib.doorman.util.JsonUtil;
import org.onap.ccsdk.features.lib.rlock.LockHelperImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@RunWith(Parameterized.class)
public class MessageQueueTest {
private static final Logger log = LoggerFactory.getLogger(MessageQueueTest.class);
private String test;
public MessageQueueTest(String test) {
this.test = test;
}
@SuppressWarnings("unchecked")
@Test
public void test() throws Exception {
log.info("#########################################################################");
log.info("MessageQueueTest: " + test + " started");
String testSetupJson = readResource("it/" + test + "/test.json");
Map<String, Object> testSetup = (Map<String, Object>) JsonUtil.jsonToData(testSetupJson);
Map<String, MessageQueueHandler> handlerMap = new HashMap<>();
for (Object o : (List<Object>) testSetup.get("handler_list")) {
Map<String, Object> handlerSetup = (Map<String, Object>) o;
String queueType = (String) handlerSetup.get("queue_type");
String handlerClassName = (String) handlerSetup.get("handler_class");
try {
Class<?> handlerClass =
Class.forName("org.onap.ccsdk.features.lib.doorman.it." + test + "." + handlerClassName);
MessageQueueHandler handler = (MessageQueueHandler) handlerClass.newInstance();
handlerMap.put(queueType, handler);
log.info("Handler found for queue type: " + queueType + ": " + handlerClass.getName());
} catch (Exception e) {
}
}
MessageInterceptorFactory factory =
setupMessageInterceptorFactory(handlerMap, new Classifier(), new Processor());
List<Object> requestList = (List<Object>) testSetup.get("request_list");
List<Thread> threadList = new ArrayList<>();
for (int i = 0; i < requestList.size(); i++) {
Map<String, Object> requestSetup = (Map<String, Object>) requestList.get(i);
Map<String, Object> requestParam = (Map<String, Object>) requestSetup.get("request_param");
Map<String, Object> requestBodyData = (Map<String, Object>) requestSetup.get("request_body");
String requestBody = null;
if (requestBodyData != null) {
requestBody = JsonUtil.dataToJson(requestBodyData);
} else {
requestBody = readResource("it/" + test + "/" + requestSetup.get("request_body_file"));
}
MessageData request = new MessageData(requestParam, requestBody);
Map<String, Object> responseParam = (Map<String, Object>) requestSetup.get("response_param");
Map<String, Object> responseBodyData = (Map<String, Object>) requestSetup.get("response_body");
String responseBody = null;
if (responseBodyData != null) {
responseBody = JsonUtil.dataToJson(responseBodyData);
} else {
responseBody = readResource("it/" + test + "/" + requestSetup.get("response_body_file"));
}
MessageData response = new MessageData(responseParam, responseBody);
long startTime = (Long) requestSetup.get("start_time");
long processTime = (Long) requestSetup.get("process_time");
MessageInterceptor interceptor = factory.create();
Thread t = new Thread((Runnable) () -> {
try {
Thread.sleep(startTime);
} catch (InterruptedException e) {
}
MessageData r = interceptor.processRequest(request);
if (r == null) {
try {
Thread.sleep(processTime);
} catch (InterruptedException e) {
}
interceptor.processResponse(response);
}
}, "Message-" + i);
threadList.add(t);
t.start();
}
for (Thread t : threadList) {
t.join();
}
log.info("MessageQueueTest: " + test + " completed");
log.info("Result:");
String testResultJson = readResource("it/" + test + "/result.json");
Map<String, Object> testResult = (Map<String, Object>) JsonUtil.jsonToData(testResultJson);
MessageQueueTestResult.checkResult(testResult);
}
private static class Classifier implements MessageClassifier {
@Override
public Queue determineQueue(MessageData request) {
String queueType = (String) request.getParam().get("queue_type");
String queueId = (String) request.getParam().get("queue_id");
return new Queue(queueType, queueId);
}
@Override
public String getExtMessageId(MessageData request) {
return (String) request.getParam().get("request_id");
}
}
private static class Processor implements MessageProcessor {
@Override
public void processMessage(MessageData request) {
long processTime = (Long) request.getParam().get("process_time");
try {
Thread.sleep(processTime);
} catch (InterruptedException e) {
}
}
}
public static MessageInterceptorFactory setupMessageInterceptorFactory(Map<String, MessageQueueHandler> handlerMap,
MessageClassifier classifier, MessageProcessor processor) {
LockHelperImpl lockHelper = new LockHelperImpl();
lockHelper.setDataSource(DbUtil.getDataSource());
lockHelper.setLockWait(5);
lockHelper.setRetryCount(10);
MessageDaoImpl messageDao = new MessageDaoImpl();
messageDao.setDataSource(DbUtil.getDataSource());
MessageInterceptorFactoryImpl f = new MessageInterceptorFactoryImpl();
f.setMessageDao(messageDao);
f.setLockHelper(lockHelper);
f.setLockTimeout(20);
f.setHandlerMap(handlerMap);
f.setMessageClassifier(classifier);
f.setMessageProcessor(processor);
return f;
}
@Parameters(name = "{0}")
public static Collection<Object[]> allTests() {
List<Object[]> ll = new ArrayList<>();
String[] tcList = list("it");
for (String tc : tcList) {
ll.add(new Object[] {tc});
}
return ll;
}
private static String[] list(String dir) {
try {
ClassLoader loader = Thread.currentThread().getContextClassLoader();
URL url = loader.getResource(dir);
String path = url.getPath();
return new File(path).list();
} catch (Exception e) {
log.warn("Error getting directory list for: " + dir + ": " + e.getMessage(), e);
return new String[0];
}
}
private static String readResource(String resource) {
try {
ClassLoader loader = Thread.currentThread().getContextClassLoader();
InputStream ins = loader.getResourceAsStream(resource);
BufferedReader in = new BufferedReader(new InputStreamReader(ins));
StringBuilder ss = new StringBuilder();
String line = in.readLine();
while (line != null) {
ss.append(line).append('\n');
line = in.readLine();
}
in.close();
return ss.toString();
} catch (Exception e) {
log.warn("Error reading resource: " + resource + ": " + e.getMessage(), e);
return null;
}
}
}
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