Ensure that remaining mocks are closed before initializing a test

Closes gh-39271

spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/mock/mockito/MockitoTestExecutionListener.java

@@ -43,6 +43,7 @@ import org.springframework.util.ReflectionUtils.FieldCallback;
  *
  * @author Phillip Webb
  * @author Andy Wilkinson
+ * @author Moritz Halbritter
  * @since 1.4.2
  * @see ResetMocksTestExecutionListener
  */
@@ -57,12 +58,13 @@ public class MockitoTestExecutionListener extends AbstractTestExecutionListener
 
 	@Override
 	public void prepareTestInstance(TestContext testContext) throws Exception {
+		closeMocks(testContext);
 		initMocks(testContext);
 		injectFields(testContext);
 	}
 
 	@Override
-	public void beforeTestMethod(TestContext testContext) throws Exception {
+	public void beforeTestMethod(TestContext testContext) {
 		if (Boolean.TRUE.equals(
 				testContext.getAttribute(DependencyInjectionTestExecutionListener.REINJECT_DEPENDENCIES_ATTRIBUTE))) {
 			initMocks(testContext);
@@ -72,10 +74,7 @@ public class MockitoTestExecutionListener extends AbstractTestExecutionListener
 
 	@Override
 	public void afterTestMethod(TestContext testContext) throws Exception {
-		Object mocks = testContext.getAttribute(MOCKS_ATTRIBUTE_NAME);
-		if (mocks instanceof AutoCloseable closeable) {
-			closeable.close();
-		}
+		closeMocks(testContext);
 	}
 
 	private void initMocks(TestContext testContext) {
@@ -84,6 +83,13 @@ public class MockitoTestExecutionListener extends AbstractTestExecutionListener
 		}
 	}
 
+	private void closeMocks(TestContext testContext) throws Exception {
+		Object mocks = testContext.getAttribute(MOCKS_ATTRIBUTE_NAME);
+		if (mocks instanceof AutoCloseable closeable) {
+			closeable.close();
+		}
+	}
+
 	private boolean hasMockitoAnnotations(TestContext testContext) {
 		MockitoAnnotationCollection collector = new MockitoAnnotationCollection();
 		ReflectionUtils.doWithFields(testContext.getTestClass(), collector);
@@ -126,7 +132,7 @@ public class MockitoTestExecutionListener extends AbstractTestExecutionListener
 		private final Set<Annotation> annotations = new LinkedHashSet<>();
 
 		@Override
-		public void doWith(Field field) throws IllegalArgumentException, IllegalAccessException {
+		public void doWith(Field field) throws IllegalArgumentException {
 			for (Annotation annotation : field.getDeclaredAnnotations()) {
 				if (annotation.annotationType().getName().startsWith("org.mockito")) {
 					this.annotations.add(annotation);

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

@@ -0,0 +1,71 @@
+/*
+ * Copyright 2012-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.test.mock.mockito;
+
+import java.util.UUID;
+
+import org.junit.jupiter.api.Disabled;
+import org.junit.jupiter.api.MethodOrderer;
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Order;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestMethodOrder;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+import org.mockito.MockedStatic;
+
+import org.springframework.test.context.junit.jupiter.SpringExtension;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Integration tests for {@link MockitoTestExecutionListener}.
+ *
+ * @author Moritz Halbritter
+ */
+@ExtendWith(SpringExtension.class)
+class MockitoTestExecutionListenerIntegrationTests {
+
+	@Nested
+	@TestMethodOrder(MethodOrderer.OrderAnnotation.class)
+	class DisabledTests {
+
+		private static final UUID uuid = UUID.randomUUID();
+
+		@Mock
+		private MockedStatic<UUID> mockedStatic;
+
+		@Test
+		@Order(1)
+		@Disabled
+		void shouldReturnConstantValueDisabled() {
+			this.mockedStatic.when(UUID::randomUUID).thenReturn(uuid);
+			UUID result = UUID.randomUUID();
+			assertThat(result).isEqualTo(uuid);
+		}
+
+		@Test
+		@Order(2)
+		void shouldReturnConstantValue() {
+			this.mockedStatic.when(UUID::randomUUID).thenReturn(uuid);
+			UUID result = UUID.randomUUID();
+			assertThat(result).isEqualTo(uuid);
+		}
+
+	}
+
+}