made junit5 default test generation framework (#1320)

fixes #1249

samples/standalone/restdocs/http-client/build.gradle

@@ -41,11 +41,14 @@ dependencies {
 
 	testImplementation 'org.springframework.cloud:spring-cloud-contract-wiremock'
 	testImplementation 'org.springframework.cloud:spring-cloud-starter-contract-stub-runner'
-	testImplementation "org.springframework.boot:spring-boot-starter-test"
+	testImplementation('org.springframework.boot:spring-boot-starter-test') {
+		exclude group: 'org.junit.vintage', module: 'junit-vintage-engine'
+	}
 	testImplementation "com.example:http-server-restdocs:0.0.1:stubs"
 }
 
 test {
+	useJUnitPlatform()
 	systemProperty 'spring.profiles.active', 'gradle'
 	testLogging {
 		exceptionFormat = 'full'

samples/standalone/restdocs/http-client/pom.xml

@@ -60,6 +60,12 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>
 			<scope>test</scope>
+			<exclusions>
+				<exclusion>
+					<groupId>org.junit.vintage</groupId>
+					<artifactId>junit-vintage-engine</artifactId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>

samples/standalone/restdocs/http-client/src/test/java/com/example/loan/LoanApplicationServiceTests.java

@@ -24,20 +24,20 @@ import com.example.loan.model.LoanApplicationResult;
 import com.example.loan.model.LoanApplicationStatus;
 import com.github.tomakehurst.wiremock.WireMockServer;
 import com.github.tomakehurst.wiremock.stubbing.StubMapping;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.Test;
+
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.cloud.contract.wiremock.AutoConfigureWireMock;
 import org.springframework.core.io.Resource;
-import org.springframework.test.context.junit4.SpringRunner;
+
 import org.springframework.util.StreamUtils;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-@RunWith(SpringRunner.class)
+
 @SpringBootTest(properties = "service.port=${wiremock.server.port}")
 @AutoConfigureWireMock(port = 0)
 public class LoanApplicationServiceTests {

samples/standalone/restdocs/http-client/src/test/java/com/example/loan/LoanApplicationServiceusingStubRunnerTests.java

@@ -20,19 +20,19 @@ import com.example.loan.model.Client;
 import com.example.loan.model.LoanApplication;
 import com.example.loan.model.LoanApplicationResult;
 import com.example.loan.model.LoanApplicationStatus;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.cloud.contract.stubrunner.spring.AutoConfigureStubRunner;
-import org.springframework.test.context.junit4.SpringRunner;
+
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-@RunWith(SpringRunner.class)
+
 @SpringBootTest
 @AutoConfigureStubRunner(ids = "com.example:http-server-restdocs")
 public class LoanApplicationServiceusingStubRunnerTests {
@@ -43,7 +43,7 @@ public class LoanApplicationServiceusingStubRunnerTests {
 	@Value("${stubrunner.runningstubs.http-server-restdocs.port}")
 	int port;
 
-	@Before
+	@BeforeEach
 	public void setup() {
 		this.service.setPort(this.port);
 	}

samples/standalone/restdocs/http-client/src/test/java/com/example/loan/XmlServiceTests.java

@@ -22,8 +22,8 @@ import java.nio.charset.Charset;
 import com.github.tomakehurst.wiremock.WireMockServer;
 import com.github.tomakehurst.wiremock.stubbing.StubMapping;
 import org.assertj.core.api.BDDAssertions;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.Test;
+
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
@@ -33,11 +33,11 @@ import org.springframework.core.io.Resource;
 import org.springframework.http.MediaType;
 import org.springframework.http.RequestEntity;
 import org.springframework.http.ResponseEntity;
-import org.springframework.test.context.junit4.SpringRunner;
+
 import org.springframework.util.StreamUtils;
 import org.springframework.web.client.RestTemplate;
 
-@RunWith(SpringRunner.class)
+
 @SpringBootTest(properties = "service.port=${wiremock.server.port}")
 @AutoConfigureWireMock(port = 0)
 public class XmlServiceTests {

samples/standalone/restdocs/http-client/src/test/java/com/example/loan/XmlServiceUsingStubRunnerTests.java

@@ -19,8 +19,8 @@ package com.example.loan;
 import java.net.URI;
 
 import org.assertj.core.api.BDDAssertions;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.Test;
+
 
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.test.context.SpringBootTest;
@@ -28,10 +28,10 @@ import org.springframework.cloud.contract.stubrunner.spring.AutoConfigureStubRun
 import org.springframework.http.MediaType;
 import org.springframework.http.RequestEntity;
 import org.springframework.http.ResponseEntity;
-import org.springframework.test.context.junit4.SpringRunner;
+
 import org.springframework.web.client.RestTemplate;
 
-@RunWith(SpringRunner.class)
+
 @SpringBootTest
 @AutoConfigureStubRunner(ids = "com.example:http-server-restdocs")
 public class XmlServiceUsingStubRunnerTests {