Testing Microservices with a Citrus twist

Devoxx BE 2015

Transcript

1. @citrus_test #Devoxx #CitrusTwist Testing Microservices with a Citrus Twist Christoph Deppisch ConSol* Software GmbH
2. @citrus_test #Devoxx #CitrusTwist Christoph Deppisch • Senior software developer • @ConSol* Munich, Germany • 10 years of experience in Java • Passionate about automated software testing • Founder of the Open Source framework Citrus • Happy to be here today!
 
 
 Twitter: @freaky_styley
3. @citrus_test #Devoxx #CitrusTwist What is Citrus? • Open Source integration test framework • Focus on messaging in distributed software systems • Automated interface tests • Ready-to-use endpoint components for message exchange • Works & integrates with well-known libraries • TestNG, JUnit • Apache Camel, Spring, Docker, Arquillian …
4. @citrus_test #Devoxx #CitrusTwist Integration
5. @citrus_test #Devoxx #CitrusTwist Every project needs integration tests!
6. @citrus_test #Devoxx #CitrusTwist Service A Service B Interface REST, JMS, File, SOAP
7. @citrus_test #Devoxx #CitrusTwist Service A Service B Interface REST, JMS, File, SOAP Mock? Simulator?
8. @citrus_test #Devoxx #CitrusTwist Service A Interface REST, JMS, File, SOAP
9. @citrus_test #Devoxx #CitrusTwist Microservices
10. @citrus_test #Devoxx #CitrusTwist Service Service Service Service Service Service Service Service External External
11. @citrus_test #Devoxx #CitrusTwist Continuous Delivery
12. @citrus_test #Devoxx #CitrusTwist Automation!
13. @citrus_test #Devoxx #CitrusTwist Citrus integration twist
14. @citrus_test #Devoxx #CitrusTwist import com.consol.citrus.annotations.CitrusTest; import com.consol.citrus.dsl.testng.TestNGCitrusTestDesigner; import org.testng.annotations.Test; @Test
 public class SampleCitrusIT extends TestNGCitrusTestDesigner {
 
 @CitrusTest
 public void sayHello() {
 echo("Hello, Devoxx! This is my first Citrus test!");
 }
 }
15. @citrus_test #Devoxx #CitrusTwist Test actions
16. @citrus_test #Devoxx #CitrusTwist • Missing something? Adding custom actions is possible! Test actions Test action Description echo Log message to console send Sends a message receive Receives a message sleep Wait some time sql Execute SQL statements parallel Execute actions in parallel conditional Execute actions based on condition iterate Execute actions in iteration repeat-on-error Failsafe action execution …
17. @citrus_test #Devoxx #CitrusTwist @Test
 public class MessageExchangeIT extends TestNGCitrusTestDesigner {
 @Autowired
 private Endpoint orderEndpoint; 
 @CitrusTest
 public void sendAndReceiveMessage() { send(orderEndpoint) .payload("..."); receive(orderEndpoint) .payload("...");
 }
 }
18. @citrus_test #Devoxx #CitrusTwist @CitrusTest
 public void sendAndReceiveMessage() { variable("orderId", Functions.randomNumber(10L)); send(orderEndpoint) .payload("<order>" + "<id>${orderId}</id>" + "</order>") .header("operation", "placeOrder") .header("id", "${orderId}");
 receive(orderEndpoint) .payload("<orderResponse>" + "<timestamp>@ignore@</timestamp>" + "<id>${orderId}</id>" + "<success>true</success>" + "</orderResponse>") .header("id", "${orderId}");
 }
19. @citrus_test #Devoxx #CitrusTwist Endpoints
20. @citrus_test #Devoxx #CitrusTwist • Missing something? Adding custom components is easy! Endpoint components Component Description citrus-http Http REST client and server citrus-jms JMS queue or topic destination citrus-ws SOAP client and server citrus-mail SMTP mail client and server citrus-docker Docker container management citrus-camel Apache Camel endpoint citrus-ftp FTP client and server citrus-vertx Vert.x endpoint citrus-ssh SSH client and server …
21. @citrus_test #Devoxx #CitrusTwist <!-- JMS endpoints --> <citrus-jms:endpoint id="orderEndpoint"
 destination-name="factory.order.inbound"/> 
 <citrus-jms:sync-endpoint id="errorEndpoint"
 destination-name="base.error.service"
 timeout="${global.receive.timeout}"/> <!-- JMS connection factory and message broker -->
 <bean id="connectionFactory"
 class="org.apache.activemq.ActiveMQConnectionFactory">
 <property name="brokerURL" value="tcp://localhost:61616" />
 </bean> Endpoints: citrus-jms
22. @citrus_test #Devoxx #CitrusTwist <!-- REST Http client --> <citrus-http:client id="reportingClient" request-method="GET" timeout="5000"
 request-url="http://localhost:8080/services/report"/> <!-- REST Http server -->
 <citrus-http:server id="reportingServer"
 port="8080"
 auto-start="true"/> Endpoints: citrus-http
23. @citrus_test #Devoxx #CitrusTwist Example
24. @citrus_test #Devoxx #CitrusTwist Cookie factory sample worker worker worker webapp reporting 2x 4x 1x
25. @citrus_test #Devoxx #CitrusTwist Docker infrastructure broker webapp report worker worker worker
26. @citrus_test #Devoxx #CitrusTwist broker webapp report worker worker worker
27. @citrus_test #Devoxx #CitrusTwist Demo
28. @citrus_test #Devoxx #CitrusTwist Demo tools • docker-maven-plugin • docker:build, docker:start, docker:stop • https://github.com/rhuss/docker-maven-plugin • Apache Camel • Content-based routing, REST endpoints, standalone worker • http://camel.apache.org/ • Demo Code • https://github.com/christophd/citrus-demo-devoxx
29. @citrus_test #Devoxx #CitrusTwist broker webapp report worker worker worker
30. @citrus_test #Devoxx #CitrusTwist broker webapp report
31. @citrus_test #Devoxx #CitrusTwist broker worker worker worker
32. @citrus_test #Devoxx #CitrusTwist broker webapp report
33. @citrus_test #Devoxx #CitrusTwist What else?
34. @citrus_test #Devoxx #CitrusTwist What else!? • Docker integration • build, start, stop, inspect, … • Manage Docker containers at test runtime • Arquillian extension • Use Citrus in Arquillian test • @CitrusFramework, @CitrusEndpoint, @CitrusResource • Apache Camel integration • Create, start, stop routes at test runtime
35. @citrus_test #Devoxx #CitrusTwist Information • Homepage
    • http://citrusframework.org • Blog
    • http://labs.consol.de/tags/citrus/ • User Guide
    • http://citrusframework.org/reference/html/index.html • Mailing List
    • user@citrusframework.org
36. @citrus_test #Devoxx #CitrusTwist Questions!?