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JAVA-4493: Add missing live test for Consumer Driven Contracts article (#12362) 

* JAVA-4493: Add missing live test for Consumer Driven Contracts article

* JAVA-4493: Add missing live test for Consumer Driven Contracts article
This commit is contained in:
freelansam 2022-06-20 18:34:22 +05:30 committed by GitHub
parent 263f0b1add
commit 3e0c28d1ed
8 changed files with 62 additions and 127 deletions
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21
libraries-5/pom.xml
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@ -6,16 +6,16 @@
<artifactId>libraries-5</artifactId> <artifactId>libraries-5</artifactId>
<parent> <parent>
<artifactId>parent-modules</artifactId>
<groupId>com.baeldung</groupId> <groupId>com.baeldung</groupId>
<version>1.0.0-SNAPSHOT</version> <artifactId>parent-boot-2</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../parent-boot-2</relativePath>
</parent> </parent>
<dependencies> <dependencies>
<dependency> <dependency>
<groupId>org.springframework</groupId> <groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId> <artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.jooq</groupId> <groupId>org.jooq</groupId>
@ -24,10 +24,19 @@
</dependency> </dependency>
<dependency> <dependency>
<groupId>au.com.dius</groupId> <groupId>au.com.dius</groupId>
<artifactId>pact-jvm-consumer-junit_2.11</artifactId> <artifactId>pact-jvm-provider-junit5_2.12</artifactId>
<version>${pact.version}</version>
</dependency>
<dependency>
<groupId>au.com.dius</groupId>
<artifactId>pact-jvm-consumer-junit5_2.12</artifactId>
<version>${pact.version}</version> <version>${pact.version}</version>
<scope>test</scope> <scope>test</scope>
</dependency> </dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!-- https://mvnrepository.com/artifact/com.typesafe.akka/akka-actor --> <!-- https://mvnrepository.com/artifact/com.typesafe.akka/akka-actor -->
<dependency> <dependency>
<groupId>com.typesafe.akka</groupId> <groupId>com.typesafe.akka</groupId>
@ -111,10 +120,10 @@
</dependencies> </dependencies>
<properties> <properties>
<pact.version>3.5.0</pact.version> <pact.version>3.6.3</pact.version>
<jool.version>0.9.12</jool.version> <jool.version>0.9.12</jool.version>
<spring.version>4.3.8.RELEASE</spring.version> <spring.version>4.3.8.RELEASE</spring.version>
<scala.version>2.11</scala.version> <scala.version>2.12</scala.version>
<typesafe-akka.version>2.5.11</typesafe-akka.version> <typesafe-akka.version>2.5.11</typesafe-akka.version>
<streamex.version>0.6.5</streamex.version> <streamex.version>0.6.5</streamex.version>
<docker.version>3.0.14</docker.version> <docker.version>3.0.14</docker.version>

15
libraries-5/src/main/java/com/baeldung/pact/config/MainApplication.java Normal file
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@ -0,0 +1,15 @@
package com.baeldung.pact.config;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@EnableAutoConfiguration
@ComponentScan("com.baeldung.pact")
public class MainApplication implements WebMvcConfigurer {
public static void main(final String[] args) {
SpringApplication.run(MainApplication.class, args);
}
}

4
spring-web-modules/spring-resttemplate/src/main/java/com/baeldung/sampleapp/web/controller/PactController.java → libraries-5/src/main/java/com/baeldung/pact/web/controller/PactController.java
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@ -1,4 +1,4 @@
package com.baeldung.sampleapp.web.controller; package com.baeldung.pact.web.controller;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.List; import java.util.List;
@ -11,7 +11,7 @@ import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.ResponseStatus; import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.bind.annotation.RestController; import org.springframework.web.bind.annotation.RestController;
import com.baeldung.sampleapp.web.dto.PactDto; import com.baeldung.pact.web.dto.PactDto;
@RestController @RestController
public class PactController { public class PactController {

2
spring-web-modules/spring-resttemplate/src/main/java/com/baeldung/sampleapp/web/dto/PactDto.java → libraries-5/src/main/java/com/baeldung/pact/web/dto/PactDto.java
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@ -1,4 +1,4 @@
package com.baeldung.sampleapp.web.dto; package com.baeldung.pact.web.dto;
public class PactDto { public class PactDto {

2
libraries-5/src/main/resources/application.properties Normal file
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@ -0,0 +1,2 @@
server.port=8082
server.servlet.context-path=/spring-rest

67
libraries-5/src/test/java/com/baeldung/pact/PactConsumerDrivenContractUnitTest.java
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@ -1,46 +1,31 @@
package com.baeldung.pact; package com.baeldung.pact;
import au.com.dius.pact.consumer.Pact;
import au.com.dius.pact.consumer.PactProviderRuleMk2;
import au.com.dius.pact.consumer.PactVerification;
import au.com.dius.pact.consumer.dsl.PactDslWithProvider;
import au.com.dius.pact.model.RequestResponsePact;
import org.junit.Rule;
import org.junit.Test;
import org.springframework.http.*;
import org.springframework.web.client.RestTemplate;
import java.io.IOException;
import java.net.ServerSocket;
import java.util.HashMap;
import java.util.Map;
import java.util.Random;
import static org.assertj.core.api.Assertions.assertThat; import static org.assertj.core.api.Assertions.assertThat;
import java.util.HashMap;
import java.util.Map;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.client.RestTemplate;
import au.com.dius.pact.consumer.MockServer;
import au.com.dius.pact.consumer.Pact;
import au.com.dius.pact.consumer.dsl.PactDslWithProvider;
import au.com.dius.pact.consumer.junit5.PactConsumerTestExt;
import au.com.dius.pact.consumer.junit5.PactTestFor;
import au.com.dius.pact.model.RequestResponsePact;
@ExtendWith(PactConsumerTestExt.class)
@PactTestFor(providerName = "test_provider", hostInterface="localhost")
public class PactConsumerDrivenContractUnitTest { public class PactConsumerDrivenContractUnitTest {
private static int getAvailablePort() { @Pact(provider="test_provider", consumer = "test_consumer")
return new Random()
.ints(6000, 9000)
.filter(PactConsumerDrivenContractUnitTest::isFree)
.findFirst()
.orElse(8080);
}
private static boolean isFree(int port) {
try {
new ServerSocket(port).close();
return true;
} catch (IOException e) {
return false;
}
}
@Rule
public PactProviderRuleMk2 mockProvider = new PactProviderRuleMk2("test_provider", "localhost", getAvailablePort(), this);
@Pact(consumer = "test_consumer")
public RequestResponsePact createPact(PactDslWithProvider builder) { public RequestResponsePact createPact(PactDslWithProvider builder) {
Map<String, String> headers = new HashMap<>(); Map<String, String> headers = new HashMap<>();
headers.put("Content-Type", "application/json"); headers.put("Content-Type", "application/json");
@ -66,10 +51,10 @@ public class PactConsumerDrivenContractUnitTest {
} }
@Test @Test
@PactVerification() @PactTestFor
public void givenGet_whenSendRequest_shouldReturn200WithProperHeaderAndBody() { void givenGet_whenSendRequest_shouldReturn200WithProperHeaderAndBody(MockServer mockServer) {
// when // when
ResponseEntity<String> response = new RestTemplate().getForEntity(mockProvider.getUrl() + "/pact", String.class); ResponseEntity<String> response = new RestTemplate().getForEntity(mockServer.getUrl() + "/pact", String.class);
// then // then
assertThat(response.getStatusCode().value()).isEqualTo(200); assertThat(response.getStatusCode().value()).isEqualTo(200);
@ -82,7 +67,7 @@ public class PactConsumerDrivenContractUnitTest {
String jsonBody = "{\"name\": \"Michael\"}"; String jsonBody = "{\"name\": \"Michael\"}";
// when // when
ResponseEntity<String> postResponse = new RestTemplate().exchange(mockProvider.getUrl() + "/pact", HttpMethod.POST, new HttpEntity<>(jsonBody, httpHeaders), String.class); ResponseEntity<String> postResponse = new RestTemplate().exchange(mockServer.getUrl() + "/pact", HttpMethod.POST, new HttpEntity<>(jsonBody, httpHeaders), String.class);
// then // then
assertThat(postResponse.getStatusCode().value()).isEqualTo(201); assertThat(postResponse.getStatusCode().value()).isEqualTo(201);

2
spring-web-modules/spring-resttemplate/src/test/java/com/baeldung/pact/PactProviderLiveTest.java → libraries-5/src/test/java/com/baeldung/pact/PactProviderLiveTest.java
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@ -7,7 +7,7 @@ import org.junit.jupiter.api.extension.ExtendWith;
import org.springframework.boot.SpringApplication; import org.springframework.boot.SpringApplication;
import org.springframework.web.context.ConfigurableWebApplicationContext; import org.springframework.web.context.ConfigurableWebApplicationContext;
import com.baeldung.sampleapp.config.MainApplication; import com.baeldung.pact.config.MainApplication;
import au.com.dius.pact.provider.junit.Provider; import au.com.dius.pact.provider.junit.Provider;
import au.com.dius.pact.provider.junit.State; import au.com.dius.pact.provider.junit.State;

76
spring-web-modules/spring-resttemplate/src/test/java/com/baeldung/pact/PactConsumerDrivenContractUnitTest.java
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@ -1,76 +0,0 @@
package com.baeldung.pact;
import static org.assertj.core.api.Assertions.assertThat;
import java.util.HashMap;
import java.util.Map;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.client.RestTemplate;
import au.com.dius.pact.consumer.MockServer;
import au.com.dius.pact.consumer.Pact;
import au.com.dius.pact.consumer.dsl.PactDslWithProvider;
import au.com.dius.pact.consumer.junit5.PactConsumerTestExt;
import au.com.dius.pact.consumer.junit5.PactTestFor;
import au.com.dius.pact.model.RequestResponsePact;
@ExtendWith(PactConsumerTestExt.class)
@PactTestFor(providerName = "test_provider", hostInterface="localhost")
public class PactConsumerDrivenContractUnitTest {
@Pact(provider="test_provider", consumer = "test_consumer")
public RequestResponsePact createPact(PactDslWithProvider builder) {
Map<String, String> headers = new HashMap<>();
headers.put("Content-Type", "application/json");
return builder
.given("test GET")
.uponReceiving("GET REQUEST")
.path("/pact")
.method("GET")
.willRespondWith()
.status(200)
.headers(headers)
.body("{\"condition\": true, \"name\": \"tom\"}")
.given("test POST")
.uponReceiving("POST REQUEST")
.method("POST")
.headers(headers)
.body("{\"name\": \"Michael\"}")
.path("/pact")
.willRespondWith()
.status(201)
.toPact();
}
@Test
@PactTestFor
void givenGet_whenSendRequest_shouldReturn200WithProperHeaderAndBody(MockServer mockServer) {
// when
ResponseEntity<String> response = new RestTemplate().getForEntity(mockServer.getUrl() + "/pact", String.class);
// then
assertThat(response.getStatusCode().value()).isEqualTo(200);
assertThat(response.getHeaders().get("Content-Type").contains("application/json")).isTrue();
assertThat(response.getBody()).contains("condition", "true", "name", "tom");
// and
HttpHeaders httpHeaders = new HttpHeaders();
httpHeaders.setContentType(MediaType.APPLICATION_JSON);
String jsonBody = "{\"name\": \"Michael\"}";
// when
ResponseEntity<String> postResponse = new RestTemplate().exchange(mockServer.getUrl() + "/pact", HttpMethod.POST, new HttpEntity<>(jsonBody, httpHeaders), String.class);
// then
assertThat(postResponse.getStatusCode().value()).isEqualTo(201);
}
}