Remove unused ExpectedExceptions

Closes gh-10101

spring-boot-actuator/src/test/java/org/springframework/boot/actuate/autoconfigure/endpoint/ManagementEndpointPathResolverTests.java

@@ -17,9 +17,7 @@
 package org.springframework.boot.actuate.autoconfigure.endpoint;
 
 import org.junit.Before;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.boot.actuate.autoconfigure.web.ManagementServerProperties;
 
@@ -34,9 +32,6 @@ public class ManagementEndpointPathResolverTests {
 
 	private ManagementEndpointPathResolver resolver;
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Before
 	public void setUp() throws Exception {
 		ManagementServerProperties properties = new ManagementServerProperties();

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/cache/CacheAutoConfigurationTests.java

@@ -44,9 +44,7 @@ import org.ehcache.jsr107.EhcacheCachingProvider;
 import org.infinispan.configuration.cache.ConfigurationBuilder;
 import org.infinispan.jcache.embedded.JCachingProvider;
 import org.infinispan.spring.provider.SpringEmbeddedCacheManager;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 import org.junit.runner.RunWith;
 
 import org.springframework.beans.DirectFieldAccessor;
@@ -97,9 +95,6 @@ import static org.mockito.Mockito.verify;
 @ClassPathExclusions("hazelcast-client-*.jar")
 public class CacheAutoConfigurationTests {
 
-	@Rule
-	public final ExpectedException thrown = ExpectedException.none();
-
 	private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
 			.withConfiguration(AutoConfigurations.of(CacheAutoConfiguration.class));
 

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/couchbase/CouchbaseAutoConfigurationTests.java

@@ -22,9 +22,7 @@ import com.couchbase.client.java.CouchbaseBucket;
 import com.couchbase.client.java.cluster.ClusterInfo;
 import com.couchbase.client.java.env.CouchbaseEnvironment;
 import com.couchbase.client.java.env.DefaultCouchbaseEnvironment;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.boot.autoconfigure.couchbase.CouchbaseAutoConfiguration.CouchbaseConfiguration;
 import org.springframework.boot.autoconfigure.data.couchbase.CouchbaseDataAutoConfiguration;
@@ -35,7 +33,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.Mockito.mock;
 
 /**
- * Tests for {@link CouchbaseAutoConfiguration}
+ * Tests for {@link CouchbaseAutoConfiguration}.
  *
  * @author Eddú Meléndez
  * @author Stephane Nicoll
@@ -43,9 +41,6 @@ import static org.mockito.Mockito.mock;
 public class CouchbaseAutoConfigurationTests
 		extends AbstractCouchbaseAutoConfigurationTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Test
 	public void bootstrapHostsIsRequired() {
 		load(null);

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/data/elasticsearch/ElasticsearchAutoConfigurationTests.java

@@ -22,9 +22,7 @@ import org.elasticsearch.client.Client;
 import org.elasticsearch.client.transport.TransportClient;
 import org.elasticsearch.cluster.node.DiscoveryNode;
 import org.junit.After;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.boot.autoconfigure.context.PropertyPlaceholderAutoConfiguration;
 import org.springframework.boot.test.util.TestPropertyValues;
@@ -43,9 +41,6 @@ import static org.mockito.Mockito.mock;
  */
 public class ElasticsearchAutoConfigurationTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private AnnotationConfigApplicationContext context;
 
 	@After

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/data/mongo/MongoDataAutoConfigurationTests.java

@@ -22,9 +22,7 @@ import java.util.Set;
 
 import com.mongodb.Mongo;
 import org.junit.After;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.beans.factory.BeanCreationException;
 import org.springframework.boot.autoconfigure.AutoConfigurationPackages;
@@ -60,9 +58,6 @@ import static org.junit.Assert.fail;
  */
 public class MongoDataAutoConfigurationTests {
 
-	@Rule
-	public final ExpectedException thrown = ExpectedException.none();
-
 	private AnnotationConfigApplicationContext context;
 
 	@After

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/http/HttpMessageConvertersTests.java

@@ -21,9 +21,7 @@ import java.util.Collection;
 import java.util.Iterator;
 import java.util.List;
 
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.http.converter.ByteArrayHttpMessageConverter;
 import org.springframework.http.converter.HttpMessageConverter;
@@ -48,9 +46,6 @@ import static org.mockito.Mockito.mock;
  */
 public class HttpMessageConvertersTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Test
 	public void containsDefaults() throws Exception {
 		HttpMessageConverters converters = new HttpMessageConverters();

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/jmx/JmxAutoConfigurationTests.java

@@ -17,9 +17,7 @@
 package org.springframework.boot.autoconfigure.jmx;
 
 import org.junit.After;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.beans.DirectFieldAccessor;
 import org.springframework.beans.factory.NoSuchBeanDefinitionException;
@@ -41,15 +39,12 @@ import org.springframework.test.util.ReflectionTestUtils;
 import static org.assertj.core.api.Assertions.assertThat;
 
 /**
- * Tests for {@link JmxAutoConfiguration}
+ * Tests for {@link JmxAutoConfiguration}.
  *
  * @author Christian Dupuis
  */
 public class JmxAutoConfigurationTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private AnnotationConfigApplicationContext context;
 
 	@After

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/mongo/MongoPropertiesTests.java

@@ -18,9 +18,7 @@ package org.springframework.boot.autoconfigure.mongo;
 
 import com.mongodb.MongoClient;
 import com.mongodb.MongoClientOptions;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.boot.test.util.TestPropertyValues;
@@ -39,9 +37,6 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class MongoPropertiesTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Test
 	public void canBindCharArrayPassword() {
 		// gh-1572

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/reactive/WebFluxAutoConfigurationTests.java

@@ -22,9 +22,7 @@ import java.util.List;
 
 import javax.validation.ValidatorFactory;
 
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.beans.DirectFieldAccessor;
 import org.springframework.boot.autoconfigure.validation.ValidationAutoConfiguration;
@@ -74,9 +72,6 @@ import static org.mockito.Mockito.verify;
  */
 public class WebFluxAutoConfigurationTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private GenericReactiveWebApplicationContext context;
 
 	@Test

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/servlet/MultipartAutoConfigurationTests.java

@@ -21,9 +21,7 @@ import java.net.URI;
 import javax.servlet.MultipartConfigElement;
 
 import org.junit.After;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.boot.autoconfigure.web.ServerProperties;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
@@ -67,9 +65,6 @@ public class MultipartAutoConfigurationTests {
 
 	private AnnotationConfigServletWebServerApplicationContext context;
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@After
 	public void close() {
 		if (this.context != null) {

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/webservices/WebServicesAutoConfigurationTests.java

@@ -18,9 +18,7 @@ package org.springframework.boot.autoconfigure.webservices;
 
 import java.util.Collection;
 
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.beans.factory.BeanCreationException;
 import org.springframework.boot.autoconfigure.AutoConfigurations;
@@ -43,9 +41,6 @@ public class WebServicesAutoConfigurationTests {
 	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
 			.withConfiguration(AutoConfigurations.of(WebServicesAutoConfiguration.class));
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Test
 	public void defaultConfiguration() {
 		this.contextRunner.run((context) -> assertThat(context)

spring-boot-cli/src/test/java/org/springframework/boot/cli/compiler/grape/SettingsXmlRepositorySystemSessionAutoConfigurationTests.java

@@ -29,9 +29,7 @@ import org.eclipse.aether.repository.LocalRepository;
 import org.eclipse.aether.repository.Proxy;
 import org.eclipse.aether.repository.RemoteRepository;
 import org.junit.Before;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
@@ -49,9 +47,6 @@ import static org.mockito.BDDMockito.given;
  */
 public class SettingsXmlRepositorySystemSessionAutoConfigurationTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Mock
 	private RepositorySystem repositorySystem;
 

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/data/mongo/DataMongoTestReactiveIntegrationTests.java

@@ -16,9 +16,7 @@
 
 package org.springframework.boot.test.autoconfigure.data.mongo;
 
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 import org.junit.runner.RunWith;
 
 import org.springframework.beans.factory.annotation.Autowired;
@@ -36,9 +34,6 @@ import static org.assertj.core.api.Assertions.assertThat;
 @DataMongoTest
 public class DataMongoTestReactiveIntegrationTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Autowired
 	private ReactiveMongoTemplate mongoTemplate;
 

spring-boot-tools/spring-boot-autoconfigure-processor/src/test/java/org/springframework/boot/autoconfigureprocessor/AutoConfigureAnnotationProcessorTests.java

@@ -24,7 +24,6 @@ import java.util.Properties;
 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 import org.junit.rules.TemporaryFolder;
 
 import org.springframework.boot.testsupport.compiler.TestCompiler;
@@ -41,9 +40,6 @@ public class AutoConfigureAnnotationProcessorTests {
 	@Rule
 	public TemporaryFolder temporaryFolder = new TemporaryFolder();
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private TestCompiler compiler;
 
 	@Before

spring-boot-tools/spring-boot-loader/src/test/java/org/springframework/boot/loader/jar/JarURLConnectionTests.java

@@ -23,7 +23,6 @@ import java.net.URL;
 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 import org.junit.rules.TemporaryFolder;
 
 import org.springframework.boot.loader.TestJarCreator;
@@ -42,9 +41,6 @@ public class JarURLConnectionTests {
 	@Rule
 	public TemporaryFolder temporaryFolder = new TemporaryFolder(new File("target"));
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private File rootJarFile;
 
 	private JarFile jarFile;

spring-boot/src/test/java/org/springframework/boot/context/config/DelegatingApplicationListenerTests.java

@@ -17,9 +17,7 @@
 package org.springframework.boot.context.config;
 
 import org.junit.After;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.context.event.ApplicationEnvironmentPreparedEvent;
@@ -40,9 +38,6 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class DelegatingApplicationListenerTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private final DelegatingApplicationListener listener = new DelegatingApplicationListener();
 
 	private final StaticApplicationContext context = new StaticApplicationContext();

spring-boot/src/test/java/org/springframework/boot/context/properties/bind/convert/InetAddressToStringConverterTests.java

@@ -18,9 +18,7 @@ package org.springframework.boot.context.properties.bind.convert;
 
 import java.net.InetAddress;
 
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -31,9 +29,6 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class InetAddressToStringConverterTests extends AbstractInetAddressTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private InetAddressToStringConverter converter = new InetAddressToStringConverter();
 
 	@Test

spring-boot/src/test/java/org/springframework/boot/context/properties/bind/handler/NoUnboundElementsBindHandlerTests.java

@@ -19,9 +19,7 @@ package org.springframework.boot.context.properties.bind.handler;
 import java.util.ArrayList;
 import java.util.List;
 
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.boot.context.properties.bind.BindException;
 import org.springframework.boot.context.properties.bind.BindHandler;
@@ -42,9 +40,6 @@ import static org.assertj.core.api.Assertions.fail;
  */
 public class NoUnboundElementsBindHandlerTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private List<ConfigurationPropertySource> sources = new ArrayList<>();
 
 	private Binder binder;

spring-boot/src/test/java/org/springframework/boot/context/properties/bind/test/PackagePrivateBeanBindingTests.java

@@ -20,9 +20,7 @@ import java.util.ArrayList;
 import java.util.List;
 
 import org.junit.Before;
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.boot.context.properties.bind.Bindable;
 import org.springframework.boot.context.properties.bind.Binder;
@@ -39,9 +37,6 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class PackagePrivateBeanBindingTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	private List<ConfigurationPropertySource> sources = new ArrayList<>();
 
 	private Binder binder;

spring-boot/src/test/java/org/springframework/boot/context/properties/source/ConfigurationPropertySourcesTests.java

@@ -20,9 +20,7 @@ import java.util.Collections;
 import java.util.LinkedHashMap;
 import java.util.Map;
 
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import org.springframework.core.env.ConfigurableEnvironment;
 import org.springframework.core.env.Environment;
@@ -43,9 +41,6 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class ConfigurationPropertySourcesTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Test
 	public void attachShouldAddAdapterAtBeginning() throws Exception {
 		ConfigurableEnvironment environment = new StandardEnvironment();

spring-boot/src/test/java/org/springframework/boot/web/server/MimeMappingsTests.java

@@ -21,9 +21,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-import org.junit.Rule;
 import org.junit.Test;
-import org.junit.rules.ExpectedException;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -34,9 +32,6 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class MimeMappingsTests {
 
-	@Rule
-	public ExpectedException thrown = ExpectedException.none();
-
 	@Test(expected = UnsupportedOperationException.class)
 	public void defaultsCannotBeModified() throws Exception {
 		MimeMappings.DEFAULT.add("foo", "foo/bar");