Don't use MockitoJUnitRunner

Replace `@RunWith(MockitoJUnitRunner.class)` with direct Mockito
initialization since the running doesn't support parallel test
execution.

spring-boot-actuator/src/test/java/org/springframework/boot/actuate/health/DiskSpaceHealthIndicatorTests.java

@@ -22,9 +22,8 @@
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.ExpectedException;
-import org.junit.runner.RunWith;
 import org.mockito.Mock;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.BDDMockito.given;
@@ -34,7 +33,6 @@
  *
  * @author Mattias Severson
  */
-@RunWith(MockitoJUnitRunner.class)
 public class DiskSpaceHealthIndicatorTests {
 
 	static final long THRESHOLD_BYTES = 1024;
@@ -49,6 +47,7 @@ public class DiskSpaceHealthIndicatorTests {
 
 	@Before
 	public void setUp() throws Exception {
+		MockitoAnnotations.initMocks(this);
 		given(this.fileMock.exists()).willReturn(true);
 		given(this.fileMock.canRead()).willReturn(true);
 		this.healthIndicator = new DiskSpaceHealthIndicator(

spring-boot-actuator/src/test/java/org/springframework/boot/actuate/health/ElasticsearchHealthIndicatorTests.java

@@ -34,10 +34,9 @@
 import org.elasticsearch.cluster.routing.RoutingTable;
 import org.junit.Before;
 import org.junit.Test;
-import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.BDDMockito.given;
@@ -48,7 +47,6 @@
  *
  * @author Andy Wilkinson
  */
-@RunWith(MockitoJUnitRunner.class)
 public class ElasticsearchHealthIndicatorTests {
 
 	@Mock
@@ -66,9 +64,9 @@ public class ElasticsearchHealthIndicatorTests {
 
 	@Before
 	public void setUp() throws Exception {
+		MockitoAnnotations.initMocks(this);
 		given(this.client.admin()).willReturn(this.admin);
 		given(this.admin.cluster()).willReturn(this.cluster);
-
 		this.indicator = new ElasticsearchHealthIndicator(this.client, this.properties);
 	}
 

spring-boot-actuator/src/test/java/org/springframework/boot/actuate/metrics/writer/DefaultCounterServiceTests.java

@@ -16,11 +16,11 @@
 
 package org.springframework.boot.actuate.metrics.writer;
 
+import org.junit.Before;
 import org.junit.Test;
-import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Captor;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.Mockito.mock;
@@ -31,7 +31,6 @@
  *
  * @author Dave Syer
  */
-@RunWith(MockitoJUnitRunner.class)
 public class DefaultCounterServiceTests {
 
 	private final MetricWriter repository = mock(MetricWriter.class);
@@ -42,6 +41,11 @@ public class DefaultCounterServiceTests {
 	@Captor
 	private ArgumentCaptor<Delta<Number>> captor;
 
+	@Before
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
+	}
+
 	@Test
 	public void incrementWithExistingCounter() {
 		this.service.increment("counter.foo");

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/EnableAutoConfigurationImportSelectorTests.java

@@ -20,9 +20,8 @@
 
 import org.junit.Before;
 import org.junit.Test;
-import org.junit.runner.RunWith;
 import org.mockito.Mock;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
 import org.springframework.beans.factory.support.DefaultListableBeanFactory;
@@ -48,7 +47,6 @@
  *
  */
 @SuppressWarnings("deprecation")
-@RunWith(MockitoJUnitRunner.class)
 public class EnableAutoConfigurationImportSelectorTests {
 
 	private final EnableAutoConfigurationImportSelector importSelector = new EnableAutoConfigurationImportSelector();
@@ -64,7 +62,8 @@ public class EnableAutoConfigurationImportSelectorTests {
 	private AnnotationAttributes annotationAttributes;
 
 	@Before
-	public void configureImportSelector() {
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
 		this.importSelector.setBeanFactory(this.beanFactory);
 		this.importSelector.setEnvironment(this.environment);
 		this.importSelector.setResourceLoader(new DefaultResourceLoader());

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/ImportAutoConfigurationImportSelectorTests.java

@@ -22,9 +22,8 @@
 
 import org.junit.Before;
 import org.junit.Test;
-import org.junit.runner.RunWith;
 import org.mockito.Mock;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
 import org.springframework.beans.factory.support.DefaultListableBeanFactory;
@@ -44,7 +43,6 @@
  * @author Phillip Webb
  * @author Andy Wilkinson
  */
-@RunWith(MockitoJUnitRunner.class)
 public class ImportAutoConfigurationImportSelectorTests {
 
 	private final ImportAutoConfigurationImportSelector importSelector = new ImportAutoConfigurationImportSelector();
@@ -55,7 +53,8 @@ public class ImportAutoConfigurationImportSelectorTests {
 	private Environment environment;
 
 	@Before
-	public void configureImportSelector() {
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
 		this.importSelector.setBeanFactory(this.beanFactory);
 		this.importSelector.setEnvironment(this.environment);
 		this.importSelector.setResourceLoader(new DefaultResourceLoader());

spring-boot-cli/src/test/java/org/springframework/boot/cli/compiler/dependencies/CompositeDependencyManagementTests.java

@@ -18,10 +18,10 @@
 
 import java.util.Arrays;
 
+import org.junit.Before;
 import org.junit.Test;
-import org.junit.runner.RunWith;
 import org.mockito.Mock;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.BDDMockito.given;
@@ -31,7 +31,6 @@
  *
  * @author Andy Wilkinson
  */
-@RunWith(MockitoJUnitRunner.class)
 public class CompositeDependencyManagementTests {
 
 	@Mock
@@ -40,6 +39,11 @@ public class CompositeDependencyManagementTests {
 	@Mock
 	private DependencyManagement dependencyManagement2;
 
+	@Before
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
+	}
+
 	@Test
 	public void unknownSpringBootVersion() {
 		given(this.dependencyManagement1.getSpringBootVersion()).willReturn(null);

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

@@ -24,11 +24,11 @@
 import org.eclipse.aether.internal.impl.SimpleLocalRepositoryManagerFactory;
 import org.eclipse.aether.repository.LocalRepository;
 import org.eclipse.aether.repository.LocalRepositoryManager;
+import org.junit.Before;
 import org.junit.Test;
-import org.junit.runner.RunWith;
 import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
 import org.mockito.invocation.InvocationOnMock;
-import org.mockito.runners.MockitoJUnitRunner;
 import org.mockito.stubbing.Answer;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -43,7 +43,6 @@
  *
  * @author Andy Wilkinson
  */
-@RunWith(MockitoJUnitRunner.class)
 public class GrapeRootRepositorySystemSessionAutoConfigurationTests {
 
 	private DefaultRepositorySystemSession session = MavenRepositorySystemUtils
@@ -52,6 +51,11 @@ public class GrapeRootRepositorySystemSessionAutoConfigurationTests {
 	@Mock
 	private RepositorySystem repositorySystem;
 
+	@Before
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
+	}
+
 	@Test
 	public void noLocalRepositoryWhenNoGrapeRoot() {
 		given(this.repositorySystem.newLocalRepositoryManager(eq(this.session),

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

@@ -29,13 +29,13 @@
 import org.eclipse.aether.repository.LocalRepositoryManager;
 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.junit.runner.RunWith;
 import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
 import org.mockito.invocation.InvocationOnMock;
-import org.mockito.runners.MockitoJUnitRunner;
 import org.mockito.stubbing.Answer;
 
 import org.springframework.boot.cli.testutil.SystemProperties;
@@ -50,7 +50,6 @@
  *
  * @author Andy Wilkinson
  */
-@RunWith(MockitoJUnitRunner.class)
 public class SettingsXmlRepositorySystemSessionAutoConfigurationTests {
 
 	@Rule
@@ -59,6 +58,11 @@ public class SettingsXmlRepositorySystemSessionAutoConfigurationTests {
 	@Mock
 	private RepositorySystem repositorySystem;
 
+	@Before
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
+	}
+
 	@Test
 	public void basicSessionCustomization() throws SettingsBuildingException {
 		assertSessionCustomization("src/test/resources/maven-settings/basic");

spring-boot-devtools/src/test/java/org/springframework/boot/devtools/remote/client/HttpHeaderInterceptorTests.java

@@ -22,9 +22,8 @@
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.ExpectedException;
-import org.junit.runner.RunWith;
 import org.mockito.Mock;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import org.springframework.http.HttpRequest;
 import org.springframework.http.client.ClientHttpRequestExecution;
@@ -41,7 +40,6 @@
  * @author Rob Winch
  * @since 1.3.0
  */
-@RunWith(MockitoJUnitRunner.class)
 public class HttpHeaderInterceptorTests {
 
 	@Rule
@@ -66,7 +64,8 @@ public class HttpHeaderInterceptorTests {
 	private MockHttpServletRequest httpRequest;
 
 	@Before
-	public void setup() throws IOException {
+	public void setup() throws Exception {
+		MockitoAnnotations.initMocks(this);
 		this.body = new byte[] {};
 		this.httpRequest = new MockHttpServletRequest();
 		this.request = new ServletServerHttpRequest(this.httpRequest);

spring-boot-test/src/test/java/org/springframework/boot/test/mock/mockito/MockitoContextCustomizerFactoryTests.java

@@ -16,9 +16,9 @@
 
 package org.springframework.boot.test.mock.mockito;
 
+import org.junit.Before;
 import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import org.springframework.test.context.ContextCustomizer;
 
@@ -29,11 +29,15 @@
  *
  * @author Phillip Webb
  */
-@RunWith(MockitoJUnitRunner.class)
 public class MockitoContextCustomizerFactoryTests {
 
 	private final MockitoContextCustomizerFactory factory = new MockitoContextCustomizerFactory();
 
+	@Before
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
+	}
+
 	@Test
 	public void getContextCustomizerWithoutAnnotationReturnsCustomizer()
 			throws Exception {
@@ -57,8 +61,8 @@ public void getContextCustomizerUsesMocksAsCacheKey() throws Exception {
 		ContextCustomizer same = this.factory
 				.createContextCustomizer(WithSameMockBeanAnnotation.class, null);
 		assertThat(customizer).isNotNull();
-		ContextCustomizer different = this.factory.createContextCustomizer(
-				WithDifferentMockBeanAnnotation.class, null);
+		ContextCustomizer different = this.factory
+				.createContextCustomizer(WithDifferentMockBeanAnnotation.class, null);
 		assertThat(different).isNotNull();
 		assertThat(customizer.hashCode()).isEqualTo(same.hashCode());
 		assertThat(customizer.hashCode()).isNotEqualTo(different.hashCode());

spring-boot/src/test/java/org/springframework/boot/BannerTests.java

@@ -19,12 +19,12 @@
 import java.io.PrintStream;
 
 import org.junit.After;
+import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
-import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Captor;
-import org.mockito.runners.MockitoJUnitRunner;
+import org.mockito.MockitoAnnotations;
 
 import org.springframework.boot.Banner.Mode;
 import org.springframework.boot.testutil.InternalOutputCapture;
@@ -47,7 +47,6 @@
  * @author Michael Stummvoll
  * @author Michael Simons
  */
-@RunWith(MockitoJUnitRunner.class)
 public class BannerTests {
 
 	private ConfigurableApplicationContext context;
@@ -65,6 +64,11 @@ public void cleanUp() {
 	@Captor
 	private ArgumentCaptor<Class<?>> sourceClassCaptor;
 
+	@Before
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
+	}
+
 	@Test
 	public void testDefaultBanner() throws Exception {
 		SpringApplication application = new SpringApplication(Config.class);