Merge pull request #20 from allegro/hermes-mock-without-rules

Hermes mock without rules and with random port

Author: 3750

part2.3-message-broker/build.gradle

@@ -27,7 +27,6 @@ dependencies {
     testImplementation project(':commons')
     testImplementation project(':commons-rest')
     testImplementation 'pl.allegro.tech.hermes:hermes-mock:2.5.2'
-    testImplementation 'org.spockframework:spock-junit4:2.4-M1-groovy-4.0'
     testImplementation 'org.spockframework:spock-spring:2.4-M1-groovy-4.0'
 }
 

part2.3-message-broker/src/test/groovy/pl/allegro/tech/workshops/testsparallelexecution/email/messagebroker/EmailsByMessageBrokerResourceTest.groovy

@@ -1,8 +1,10 @@
 package pl.allegro.tech.workshops.testsparallelexecution.email.messagebroker
 
-import org.junit.ClassRule
+import org.spockframework.spring.EnableSharedInjection
+import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.beans.factory.annotation.Value
-import pl.allegro.tech.hermes.mock.HermesMockRule
+import org.springframework.context.annotation.Import
+import pl.allegro.tech.hermes.mock.HermesMock
 import pl.allegro.tech.workshops.testsparallelexecution.BaseTestWithRest
 import spock.lang.Shared
 
@@ -12,14 +14,24 @@ import static org.springframework.http.HttpStatus.INTERNAL_SERVER_ERROR
 import static org.springframework.http.HttpStatus.OK
 import static pl.allegro.tech.hermes.mock.exchange.Response.Builder.aResponse
 
-class EmailsByMessageBrokerResourceTest extends BaseTestWithRest {
+@EnableSharedInjection
+@Import(HermesMockConfig)
+class EmailsByMessageBrokerResourceTest extends BaseTestWithRest implements HermesMockPortSupport {
 
     @Value('${application.services.message-broker.topic}')
     private String topic
 
-    @ClassRule
     @Shared
-    private HermesMockRule hermesMock = new HermesMockRule(8089)
+    @Autowired
+    private HermesMock hermesMock
+
+    def setupSpec() {
+        hermesMock.start()
+    }
+
+    def cleanupSpec() {
+        hermesMock.stop()
+    }
 
     private String subject = "New workshops!"
 

part2.3-message-broker/src/test/groovy/pl/allegro/tech/workshops/testsparallelexecution/email/messagebroker/HermesMockConfig.groovy

@@ -0,0 +1,14 @@
+package pl.allegro.tech.workshops.testsparallelexecution.email.messagebroker
+
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.boot.test.context.TestConfiguration
+import org.springframework.context.annotation.Bean
+import pl.allegro.tech.hermes.mock.HermesMock
+
+@TestConfiguration
+class HermesMockConfig {
+    @Bean
+    HermesMock getHermesMock(@Value('${hermes-mock.port}') int hermesMockPort) {
+        return new HermesMock.Builder().withPort(hermesMockPort).build()
+    }
+}

part2.3-message-broker/src/test/groovy/pl/allegro/tech/workshops/testsparallelexecution/email/messagebroker/HermesMockPortSupport.groovy

@@ -0,0 +1,14 @@
+package pl.allegro.tech.workshops.testsparallelexecution.email.messagebroker
+
+import org.springframework.test.context.DynamicPropertyRegistry
+import org.springframework.test.context.DynamicPropertySource
+import org.springframework.test.util.TestSocketUtils
+
+trait HermesMockPortSupport {
+
+    @DynamicPropertySource
+    static void configurePort(DynamicPropertyRegistry registry) {
+        int port = TestSocketUtils.findAvailableTcpPort()
+        registry.add("hermes-mock.port", () -> port)
+    }
+}

part2.3-message-broker/src/test/resources/application.yml

@@ -1,2 +1,2 @@
-application.services.message-broker.url: http://localhost:8089
+application.services.message-broker.url: http://localhost:${hermes-mock.port}
 application.services.message-broker.topic: pl.allegro.tech.workshops.testsparallelexecution.email