Migrate Cassandra examples to JUnit 5.

See #583

cassandra/reactive/src/test/java/example/springdata/cassandra/auditing/AuditingIntegrationTests.java

@@ -22,25 +22,20 @@ import reactor.test.StepVerifier;
 
 import java.time.Instant;
 
-import org.junit.ClassRule;
-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.boot.test.autoconfigure.data.cassandra.DataCassandraTest;
-import org.springframework.test.context.junit4.SpringRunner;
 
 /**
  * Integration tests showing Reactive Auditing with Cassandra in action.
  *
  * @author Mark Paluch
  */
-@RunWith(SpringRunner.class)
+@CassandraKeyspace
 @DataCassandraTest
 public class AuditingIntegrationTests {
 
-	@ClassRule public final static CassandraKeyspace CASSANDRA_KEYSPACE = CassandraKeyspace.onLocalhost();
-
 	@Autowired OrderRepository orderRepository;
 
 	@Test

cassandra/reactive/src/test/java/example/springdata/cassandra/people/ReactiveCassandraTemplateIntegrationTest.java

@@ -23,33 +23,29 @@ import reactor.core.publisher.Mono;
 import reactor.test.StepVerifier;
 import rx.RxReactiveStreams;
 
-import org.junit.Before;
-import org.junit.ClassRule;
-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.boot.test.context.SpringBootTest;
 import org.springframework.data.cassandra.core.ReactiveCassandraTemplate;
-import org.springframework.test.context.junit4.SpringRunner;
 
 /**
  * Integration test for {@link ReactiveCassandraTemplate}.
  *
  * @author Mark Paluch
  */
-@RunWith(SpringRunner.class)
+@CassandraKeyspace
 @SpringBootTest
-public class ReactiveCassandraTemplateIntegrationTest {
-
-	@ClassRule public final static CassandraKeyspace CASSANDRA_KEYSPACE = CassandraKeyspace.onLocalhost();
+class ReactiveCassandraTemplateIntegrationTest {
 
 	@Autowired ReactiveCassandraTemplate template;
 
 	/**
 	 * Truncate table and insert some rows.
 	 */
-	@Before
-	public void setUp() {
+	@BeforeEach
+	void setUp() {
 
 		Flux<Person> truncateAndInsert = template.truncate(Person.class) //
 				.thenMany(Flux.just(new Person("Walter", "White", 50), //
@@ -66,7 +62,7 @@ public class ReactiveCassandraTemplateIntegrationTest {
 	 * the two counts ({@code 4} and {@code 6}) to the console.
 	 */
 	@Test
-	public void shouldInsertAndCountData() {
+	void shouldInsertAndCountData() {
 
 		Mono<Long> saveAndCount = template.count(Person.class) //
 				.doOnNext(System.out::println) //
@@ -84,7 +80,7 @@ public class ReactiveCassandraTemplateIntegrationTest {
 	 * Note that the all object conversions are performed before the results are printed to the console.
 	 */
 	@Test
-	public void convertReactorTypesToRxJava1() throws Exception {
+	void convertReactorTypesToRxJava1() throws Exception {
 
 		Flux<Person> flux = template.select("SELECT * FROM person WHERE lastname = 'White'", Person.class);
 

cassandra/reactive/src/test/java/example/springdata/cassandra/people/ReactivePersonRepositoryIntegrationTest.java

@@ -20,32 +20,28 @@ import reactor.core.publisher.Flux;
 import reactor.core.publisher.Mono;
 import reactor.test.StepVerifier;
 
-import org.junit.Before;
-import org.junit.ClassRule;
-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.boot.test.context.SpringBootTest;
-import org.springframework.test.context.junit4.SpringRunner;
 
 /**
  * Integration test for {@link ReactivePersonRepository} using Project Reactor types and operators.
  *
  * @author Mark Paluch
  */
-@RunWith(SpringRunner.class)
 @SpringBootTest
-public class ReactivePersonRepositoryIntegrationTest {
-
-	@ClassRule public final static CassandraKeyspace CASSANDRA_KEYSPACE = CassandraKeyspace.onLocalhost();
+@CassandraKeyspace
+class ReactivePersonRepositoryIntegrationTest {
 
 	@Autowired ReactivePersonRepository repository;
 
 	/**
 	 * Clear table and insert some rows.
 	 */
-	@Before
-	public void setUp() {
+	@BeforeEach
+	void setUp() {
 
 		Flux<Person> deleteAndInsert = repository.deleteAll() //
 				.thenMany(repository.saveAll(Flux.just(new Person("Walter", "White", 50), //
@@ -60,7 +56,7 @@ public class ReactivePersonRepositoryIntegrationTest {
 	 * This sample performs a count, inserts data and performs a count again using reactive operator chaining.
 	 */
 	@Test
-	public void shouldInsertAndCountData() {
+	void shouldInsertAndCountData() {
 
 		Mono<Long> saveAndCount = repository.count() //
 				.doOnNext(System.out::println) //
@@ -78,7 +74,7 @@ public class ReactivePersonRepositoryIntegrationTest {
 	 * prefetch define the amount of fetched records.
 	 */
 	@Test
-	public void shouldPerformConversionBeforeResultProcessing() {
+	void shouldPerformConversionBeforeResultProcessing() {
 
 		StepVerifier.create(repository.findAll().doOnNext(System.out::println)) //
 				.expectNextCount(4) //
@@ -89,7 +85,7 @@ public class ReactivePersonRepositoryIntegrationTest {
 	 * Fetch data using query derivation.
 	 */
 	@Test
-	public void shouldQueryDataWithQueryDerivation() {
+	void shouldQueryDataWithQueryDerivation() {
 		StepVerifier.create(repository.findByLastname("White")).expectNextCount(2).verifyComplete();
 	}
 
@@ -97,7 +93,7 @@ public class ReactivePersonRepositoryIntegrationTest {
 	 * Fetch data using a string query.
 	 */
 	@Test
-	public void shouldQueryDataWithStringQuery() {
+	void shouldQueryDataWithStringQuery() {
 		StepVerifier.create(repository.findByFirstnameInAndLastname("Walter", "White")).expectNextCount(1).verifyComplete();
 	}
 
@@ -105,7 +101,7 @@ public class ReactivePersonRepositoryIntegrationTest {
 	 * Fetch data using query derivation.
 	 */
 	@Test
-	public void shouldQueryDataWithDeferredQueryDerivation() {
+	void shouldQueryDataWithDeferredQueryDerivation() {
 		StepVerifier.create(repository.findByLastname(Mono.just("White"))).expectNextCount(2).verifyComplete();
 	}
 
@@ -113,7 +109,7 @@ public class ReactivePersonRepositoryIntegrationTest {
 	 * Fetch data using query derivation and deferred parameter resolution.
 	 */
 	@Test
-	public void shouldQueryDataWithMixedDeferredQueryDerivation() {
+	void shouldQueryDataWithMixedDeferredQueryDerivation() {
 
 		StepVerifier.create(repository.findByFirstnameAndLastname(Mono.just("Walter"), "White")) //
 				.expectNextCount(1) //

cassandra/reactive/src/test/java/example/springdata/cassandra/people/RxJava2PersonRepositoryIntegrationTest.java

@@ -20,14 +20,12 @@ import io.reactivex.Completable;
 import io.reactivex.Flowable;
 import io.reactivex.Single;
 
-import org.junit.Before;
-import org.junit.ClassRule;
-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.boot.test.context.SpringBootTest;
 import org.springframework.data.cassandra.core.ReactiveCassandraOperations;
-import org.springframework.test.context.junit4.SpringRunner;
 
 /**
  * Integration test for {@link RxJava2PersonRepository} using RxJava1 types. Note that
@@ -36,16 +34,15 @@ import org.springframework.test.context.junit4.SpringRunner;
  *
  * @author Mark Paluch
  */
-@RunWith(SpringRunner.class)
+@CassandraKeyspace
 @SpringBootTest
 public class RxJava2PersonRepositoryIntegrationTest {
 
-	@ClassRule public final static CassandraKeyspace CASSANDRA_KEYSPACE = CassandraKeyspace.onLocalhost();
 
 	@Autowired RxJava2PersonRepository repository;
 	@Autowired ReactiveCassandraOperations operations;
 
-	@Before
+	@BeforeEach
 	public void setUp() throws Exception {
 
 		Completable deleteAll = repository.deleteAll();

cassandra/reactive/src/test/java/example/springdata/cassandra/spel/ExpressionIntegrationTests.java

@@ -24,30 +24,25 @@ import reactor.util.context.Context;
 
 import java.util.Arrays;
 
-import org.junit.Before;
-import org.junit.ClassRule;
-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.boot.test.autoconfigure.data.cassandra.DataCassandraTest;
-import org.springframework.test.context.junit4.SpringRunner;
 
 /**
  * Integration tests showing the SpEL context extension in action.
  *
  * @author Mark Paluch
  */
-@RunWith(SpringRunner.class)
+@CassandraKeyspace
 @DataCassandraTest
-public class ExpressionIntegrationTests {
-
-	@ClassRule public final static CassandraKeyspace CASSANDRA_KEYSPACE = CassandraKeyspace.onLocalhost();
+class ExpressionIntegrationTests {
 
 	@Autowired EmployeeRepository employeeRepository;
 
-	@Before
-	public void before() {
+	@BeforeEach
+	void before() {
 
 		employeeRepository.deleteAll().as(StepVerifier::create).verifyComplete();
 
@@ -60,7 +55,7 @@ public class ExpressionIntegrationTests {
 	}
 
 	@Test
-	public void shouldFindByTenantIdAndName() {
+	void shouldFindByTenantIdAndName() {
 
 		employeeRepository.findAllByName("Walter") //
 				.contextWrite(Context.of(Tenant.class, new Tenant("breaking-bad"))).as(StepVerifier::create) //