diff --git a/spring-test/src/test/java/org/springframework/test/context/aot/AotIntegrationTests.java b/spring-test/src/test/java/org/springframework/test/context/aot/AotIntegrationTests.java
index 9961702eba..aa9eae8800 100644
--- a/spring-test/src/test/java/org/springframework/test/context/aot/AotIntegrationTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/aot/AotIntegrationTests.java
@@ -167,7 +167,6 @@ class AotIntegrationTests extends AbstractAotTests {
 	void endToEndTestsForSelectedTestClasses() {
 		List<Class<?>> testClasses = List.of(
 				org.springframework.test.context.bean.override.easymock.EasyMockBeanIntegrationTests.class,
-				org.springframework.test.context.junit4.SpringJUnit4ClassRunnerAppCtxTests.class,
 				org.springframework.test.context.junit4.ParameterizedDependencyInjectionTests.class
 		);
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/cache/SpringExtensionContextCacheTests.java b/spring-test/src/test/java/org/springframework/test/context/cache/SpringExtensionContextCacheTests.java
index f32aea8948..2c0861c8a2 100644
--- a/spring-test/src/test/java/org/springframework/test/context/cache/SpringExtensionContextCacheTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/cache/SpringExtensionContextCacheTests.java
@@ -47,7 +47,7 @@ import static org.springframework.test.context.cache.ContextCacheTestUtils.reset
  * @see ContextCacheTests
  * @see LruContextCacheTests
  */
-@SpringJUnitConfig(locations = "../junit4/SpringJUnit4ClassRunnerAppCtxTests-context.xml")
+@SpringJUnitConfig(locations = "../config/CoreContextConfigurationAppCtxTests-context.xml")
 @TestExecutionListeners({ DependencyInjectionTestExecutionListener.class, DirtiesContextTestExecutionListener.class })
 @TestMethodOrder(MethodOrderer.OrderAnnotation.class)
 class SpringExtensionContextCacheTests {
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/AbsolutePathSpringJUnit4ClassRunnerAppCtxTests.java b/spring-test/src/test/java/org/springframework/test/context/config/AbsolutePathContextConfigurationAppCtxTests.java
similarity index 62%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/AbsolutePathSpringJUnit4ClassRunnerAppCtxTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/AbsolutePathContextConfigurationAppCtxTests.java
index 56caa8c903..4cc1559eaf 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/AbsolutePathSpringJUnit4ClassRunnerAppCtxTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/AbsolutePathContextConfigurationAppCtxTests.java
@@ -14,22 +14,22 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.config;
 
 import org.springframework.test.context.ContextConfiguration;
 
 /**
- * Extension of {@link SpringJUnit4ClassRunnerAppCtxTests}, which verifies that
+ * Extension of {@link CoreContextConfigurationAppCtxTests}, which verifies that
  * we can specify an explicit, <em>absolute path</em> location for our
  * application context.
  *
  * @author Sam Brannen
  * @since 2.5
- * @see SpringJUnit4ClassRunnerAppCtxTests
- * @see ClassPathResourceSpringJUnit4ClassRunnerAppCtxTests
- * @see RelativePathSpringJUnit4ClassRunnerAppCtxTests
+ * @see CoreContextConfigurationAppCtxTests
+ * @see ClassPathResourceContextConfigurationAppCtxTests
+ * @see RelativePathContextConfigurationAppCtxTests
  */
-@ContextConfiguration(locations = { SpringJUnit4ClassRunnerAppCtxTests.DEFAULT_CONTEXT_RESOURCE_PATH }, inheritLocations = false)
-public class AbsolutePathSpringJUnit4ClassRunnerAppCtxTests extends SpringJUnit4ClassRunnerAppCtxTests {
+@ContextConfiguration(locations = CoreContextConfigurationAppCtxTests.DEFAULT_CONTEXT_RESOURCE_PATH, inheritLocations = false)
+class AbsolutePathContextConfigurationAppCtxTests extends CoreContextConfigurationAppCtxTests {
 	/* all tests are in the parent class. */
 }
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/AnnotationConfigSpringJUnit4ClassRunnerAppCtxTests.java b/spring-test/src/test/java/org/springframework/test/context/config/AnnotationConfigContextConfigurationAppCtxTests.java
similarity index 76%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/AnnotationConfigSpringJUnit4ClassRunnerAppCtxTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/AnnotationConfigContextConfigurationAppCtxTests.java
index d87ca44a61..e55e6840ef 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/AnnotationConfigSpringJUnit4ClassRunnerAppCtxTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/AnnotationConfigContextConfigurationAppCtxTests.java
@@ -14,19 +14,18 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.config;
 
 import org.springframework.test.context.ContextConfiguration;
-import org.springframework.test.context.annotation.PojoAndStringConfig;
 
 /**
  * Integration tests that verify support for configuration classes in
  * the Spring TestContext Framework.
  *
- * <p>Furthermore, by extending {@code SpringJUnit4ClassRunnerAppCtxTests},
+ * <p>Furthermore, by extending {@link CoreContextConfigurationAppCtxTests},
  * this class also verifies support for several basic features of the
  * Spring TestContext Framework. See JavaDoc in
- * {@link SpringJUnit4ClassRunnerAppCtxTests} for details.
+ * {@link CoreContextConfigurationAppCtxTests} for details.
  *
  * <p>Configuration will be loaded from {@link PojoAndStringConfig}.
  *
@@ -34,6 +33,6 @@ import org.springframework.test.context.annotation.PojoAndStringConfig;
  * @since 3.1
  */
 @ContextConfiguration(classes = PojoAndStringConfig.class, inheritLocations = false)
-public class AnnotationConfigSpringJUnit4ClassRunnerAppCtxTests extends SpringJUnit4ClassRunnerAppCtxTests {
+class AnnotationConfigContextConfigurationAppCtxTests extends CoreContextConfigurationAppCtxTests {
 	/* all tests are in the parent class. */
 }
diff --git a/spring-test/src/test/java/org/springframework/test/context/AutowiredQualifierTests.java b/spring-test/src/test/java/org/springframework/test/context/config/AutowiredQualifierTests.java
similarity index 67%
rename from spring-test/src/test/java/org/springframework/test/context/AutowiredQualifierTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/AutowiredQualifierTests.java
index 5101960d4e..d46cda1c46 100644
--- a/spring-test/src/test/java/org/springframework/test/context/AutowiredQualifierTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/AutowiredQualifierTests.java
@@ -14,13 +14,17 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
-import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -32,15 +36,16 @@ import static org.assertj.core.api.Assertions.assertThat;
  * @author Chris Beams
  * @since 3.0
  */
-@SpringJUnitConfig
+@ExtendWith(SpringExtension.class)
+@ContextConfiguration
 class AutowiredQualifierTests {
 
 	@Autowired
-	private String foo;
+	String foo;
 
 	@Autowired
 	@Qualifier("customFoo")
-	private String customFoo;
+	String customFoo;
 
 
 	@Test
@@ -49,4 +54,19 @@ class AutowiredQualifierTests {
 		assertThat(customFoo).isEqualTo("custom");
 	}
 
+
+	@Configuration(proxyBeanMethods = false)
+	static class Config {
+
+		@Bean
+		String foo() {
+			return "normal";
+		}
+
+		@Bean
+		String customFoo() {
+			return "custom";
+		}
+	}
+
 }
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/BeanOverridingDefaultConfigClassesInheritedTests.java b/spring-test/src/test/java/org/springframework/test/context/config/BeanOverridingDefaultConfigClassesInheritedTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/BeanOverridingDefaultConfigClassesInheritedTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/BeanOverridingDefaultConfigClassesInheritedTests.java
index f518595c59..f9b1b3db0c 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/BeanOverridingDefaultConfigClassesInheritedTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/BeanOverridingDefaultConfigClassesInheritedTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/BeanOverridingExplicitConfigClassesInheritedTests.java b/spring-test/src/test/java/org/springframework/test/context/config/BeanOverridingExplicitConfigClassesInheritedTests.java
similarity index 96%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/BeanOverridingExplicitConfigClassesInheritedTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/BeanOverridingExplicitConfigClassesInheritedTests.java
index 85224b4a42..c2170704e9 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/BeanOverridingExplicitConfigClassesInheritedTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/BeanOverridingExplicitConfigClassesInheritedTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/ClassPathResourceSpringJUnit4ClassRunnerAppCtxTests.java b/spring-test/src/test/java/org/springframework/test/context/config/ClassPathResourceContextConfigurationAppCtxTests.java
similarity index 55%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/ClassPathResourceSpringJUnit4ClassRunnerAppCtxTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/ClassPathResourceContextConfigurationAppCtxTests.java
index cbdc15cf9c..df4c3f7aae 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/ClassPathResourceSpringJUnit4ClassRunnerAppCtxTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/ClassPathResourceContextConfigurationAppCtxTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2024 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,36 +14,35 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.config;
 
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.util.ResourceUtils;
 
 /**
- * Extension of {@link SpringJUnit4ClassRunnerAppCtxTests}, which verifies that
+ * Extension of {@link CoreContextConfigurationAppCtxTests}, which verifies that
  * we can specify an explicit, <em>classpath</em> location for our application
  * context.
  *
  * @author Sam Brannen
  * @since 2.5
- * @see SpringJUnit4ClassRunnerAppCtxTests
+ * @see CoreContextConfigurationAppCtxTests
  * @see #CLASSPATH_CONTEXT_RESOURCE_PATH
- * @see AbsolutePathSpringJUnit4ClassRunnerAppCtxTests
- * @see RelativePathSpringJUnit4ClassRunnerAppCtxTests
+ * @see AbsolutePathContextConfigurationAppCtxTests
+ * @see RelativePathContextConfigurationAppCtxTests
  */
-@ContextConfiguration(locations = { ClassPathResourceSpringJUnit4ClassRunnerAppCtxTests.CLASSPATH_CONTEXT_RESOURCE_PATH }, inheritLocations = false)
-public class ClassPathResourceSpringJUnit4ClassRunnerAppCtxTests extends SpringJUnit4ClassRunnerAppCtxTests {
+@ContextConfiguration(locations = { ClassPathResourceContextConfigurationAppCtxTests.CLASSPATH_CONTEXT_RESOURCE_PATH }, inheritLocations = false)
+class ClassPathResourceContextConfigurationAppCtxTests extends CoreContextConfigurationAppCtxTests {
 
 	/**
 	 * Classpath-based resource path for the application context configuration
-	 * for {@link SpringJUnit4ClassRunnerAppCtxTests}:
-	 * {@code &quot;classpath:/org/springframework/test/context/junit4/SpringJUnit4ClassRunnerAppCtxTests-context.xml&quot;}
+	 * for {@link CoreContextConfigurationAppCtxTests}: {@value}
 	 *
-	 * @see SpringJUnit4ClassRunnerAppCtxTests#DEFAULT_CONTEXT_RESOURCE_PATH
+	 * @see CoreContextConfigurationAppCtxTests#DEFAULT_CONTEXT_RESOURCE_PATH
 	 * @see ResourceUtils#CLASSPATH_URL_PREFIX
 	 */
 	public static final String CLASSPATH_CONTEXT_RESOURCE_PATH = ResourceUtils.CLASSPATH_URL_PREFIX +
-			SpringJUnit4ClassRunnerAppCtxTests.DEFAULT_CONTEXT_RESOURCE_PATH;
+			CoreContextConfigurationAppCtxTests.DEFAULT_CONTEXT_RESOURCE_PATH;
 
 	/* all tests are in the parent class. */
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/AnnotationConfigTestSuite.java b/spring-test/src/test/java/org/springframework/test/context/config/ContextConfigTestSuite.java
similarity index 91%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/AnnotationConfigTestSuite.java
rename to spring-test/src/test/java/org/springframework/test/context/config/ContextConfigTestSuite.java
index 8331b926dd..485e128b6b 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/AnnotationConfigTestSuite.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/ContextConfigTestSuite.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.ClassOrderer;
 import org.junit.platform.suite.api.ConfigurationParameter;
@@ -44,11 +44,11 @@ import org.junit.platform.suite.api.Suite;
  */
 @Suite
 @IncludeEngines("junit-jupiter")
-@SelectPackages("org.springframework.test.context.annotation")
+@SelectPackages("org.springframework.test.context.config")
 @IncludeClassNamePatterns(".*Tests$")
 @ConfigurationParameter(
 	key = ClassOrderer.DEFAULT_ORDER_PROPERTY_NAME,
 	value = "org.junit.jupiter.api.ClassOrderer$ClassName"
 )
-public class AnnotationConfigTestSuite {
+public class ContextConfigTestSuite {
 }
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/SpringJUnit4ClassRunnerAppCtxTests.java b/spring-test/src/test/java/org/springframework/test/context/config/CoreContextConfigurationAppCtxTests.java
similarity index 79%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/SpringJUnit4ClassRunnerAppCtxTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/CoreContextConfigurationAppCtxTests.java
index 4bbc906dd0..4d00fba6a6 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/SpringJUnit4ClassRunnerAppCtxTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/CoreContextConfigurationAppCtxTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2024 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,13 +14,13 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.config;
 
 import jakarta.annotation.Resource;
 import jakarta.inject.Inject;
 import jakarta.inject.Named;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
 
 import org.springframework.beans.factory.BeanNameAware;
 import org.springframework.beans.factory.InitializingBean;
@@ -33,18 +33,18 @@ import org.springframework.context.ApplicationContext;
 import org.springframework.context.ApplicationContextAware;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.TestExecutionListeners;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
 import org.springframework.test.context.support.DependencyInjectionTestExecutionListener;
 import org.springframework.test.context.support.GenericXmlContextLoader;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
 /**
- * SpringJUnit4ClassRunnerAppCtxTests serves as a <em>proof of concept</em>
- * JUnit 4 based test class, which verifies the expected functionality of
- * {@link SpringRunner} in conjunction with the following:
+ * {@code CoreContextConfigurationAppCtxTests} serves as a <em>core</em> test class, which
+ * verifies the expected functionality of {@link ContextConfiguration @ContextConfiguration}
+ * in conjunction with the following:
  *
  * <ul>
- * <li>{@link ContextConfiguration @ContextConfiguration}</li>
  * <li>{@link Autowired @Autowired}</li>
  * <li>{@link Qualifier @Qualifier}</li>
  * <li>{@link Resource @Resource}</li>
@@ -67,21 +67,24 @@ import static org.assertj.core.api.Assertions.assertThat;
  *
  * @author Sam Brannen
  * @since 2.5
- * @see AbsolutePathSpringJUnit4ClassRunnerAppCtxTests
- * @see RelativePathSpringJUnit4ClassRunnerAppCtxTests
- * @see InheritedConfigSpringJUnit4ClassRunnerAppCtxTests
+ * @see AbsolutePathContextConfigurationAppCtxTests
+ * @see AnnotationConfigContextConfigurationAppCtxTests
+ * @see ClassPathResourceContextConfigurationAppCtxTests
+ * @see InheritedConfigContextConfigurationAppCtxTests
+ * @see MultipleResourcesContextConfigurationAppCtxTests
+ * @see RelativePathContextConfigurationAppCtxTests
  */
-@RunWith(SpringRunner.class)
+@ExtendWith(SpringExtension.class)
 @ContextConfiguration
 @TestExecutionListeners(DependencyInjectionTestExecutionListener.class)
-public class SpringJUnit4ClassRunnerAppCtxTests implements ApplicationContextAware, BeanNameAware, InitializingBean {
+class CoreContextConfigurationAppCtxTests implements ApplicationContextAware, BeanNameAware, InitializingBean {
 
 	/**
 	 * Default resource path for the application context configuration for
-	 * {@link SpringJUnit4ClassRunnerAppCtxTests}: {@value}
+	 * {@link CoreContextConfigurationAppCtxTests}: {@value}
 	 */
 	public static final String DEFAULT_CONTEXT_RESOURCE_PATH =
-			"/org/springframework/test/context/junit4/SpringJUnit4ClassRunnerAppCtxTests-context.xml";
+			"/org/springframework/test/context/config/CoreContextConfigurationAppCtxTests-context.xml";
 
 
 	private Employee employee;
@@ -136,12 +139,12 @@ public class SpringJUnit4ClassRunnerAppCtxTests implements ApplicationContextAwa
 	}
 
 	@Autowired
-	public void setLiteralParameterValue(@Value("enigma") String literalParameterValue) {
+	void setLiteralParameterValue(@Value("enigma") String literalParameterValue) {
 		this.literalParameterValue = literalParameterValue;
 	}
 
 	@Autowired
-	public void setSpelParameterValue(@Value("#{2 == (1+1)}") Boolean spelParameterValue) {
+	void setSpelParameterValue(@Value("#{2 == (1+1)}") Boolean spelParameterValue) {
 		this.spelParameterValue = spelParameterValue;
 	}
 
@@ -162,23 +165,23 @@ public class SpringJUnit4ClassRunnerAppCtxTests implements ApplicationContextAwa
 
 
 	@Test
-	public void verifyBeanNameSet() {
+	void verifyBeanNameSet() {
 		assertThat(this.beanName).as("The bean name of this test instance should have been set due to BeanNameAware semantics.")
 				.startsWith(getClass().getName());
 	}
 
 	@Test
-	public void verifyApplicationContextSet() {
+	void verifyApplicationContextSet() {
 		assertThat(this.applicationContext).as("The application context should have been set due to ApplicationContextAware semantics.").isNotNull();
 	}
 
 	@Test
-	public void verifyBeanInitialized() {
+	void verifyBeanInitialized() {
 		assertThat(this.beanInitialized).as("This test bean should have been initialized due to InitializingBean semantics.").isTrue();
 	}
 
 	@Test
-	public void verifyAnnotationAutowiredAndInjectedFields() {
+	void verifyAnnotationAutowiredAndInjectedFields() {
 		assertThat(this.nonrequiredLong).as("The nonrequiredLong field should NOT have been autowired.").isNull();
 		assertThat(this.quux).as("The quux field should have been autowired via @Autowired and @Qualifier.").isEqualTo("Quux");
 		assertThat(this.namedQuux).as("The namedFoo field should have been injected via @Inject and @Named.").isEqualTo("Quux");
@@ -192,13 +195,13 @@ public class SpringJUnit4ClassRunnerAppCtxTests implements ApplicationContextAwa
 	}
 
 	@Test
-	public void verifyAnnotationAutowiredMethods() {
+	void verifyAnnotationAutowiredMethods() {
 		assertThat(this.employee).as("The employee setter method should have been autowired.").isNotNull();
 		assertThat(this.employee.getName()).isEqualTo("John Smith");
 	}
 
 	@Test
-	public void verifyAutowiredAtValueFields() {
+	void verifyAutowiredAtValueFields() {
 		assertThat(this.literalFieldValue).as("Literal @Value field should have been autowired").isNotNull();
 		assertThat(this.spelFieldValue).as("SpEL @Value field should have been autowired.").isNotNull();
 		assertThat(this.literalFieldValue).isEqualTo("enigma");
@@ -206,7 +209,7 @@ public class SpringJUnit4ClassRunnerAppCtxTests implements ApplicationContextAwa
 	}
 
 	@Test
-	public void verifyAutowiredAtValueMethods() {
+	void verifyAutowiredAtValueMethods() {
 		assertThat(this.literalParameterValue).as("Literal @Value method parameter should have been autowired.").isNotNull();
 		assertThat(this.spelParameterValue).as("SpEL @Value method parameter should have been autowired.").isNotNull();
 		assertThat(this.literalParameterValue).isEqualTo("enigma");
@@ -214,12 +217,12 @@ public class SpringJUnit4ClassRunnerAppCtxTests implements ApplicationContextAwa
 	}
 
 	@Test
-	public void verifyResourceAnnotationInjectedFields() {
+	void verifyResourceAnnotationInjectedFields() {
 		assertThat(this.foo).as("The foo field should have been injected via @Resource.").isEqualTo("Foo");
 	}
 
 	@Test
-	public void verifyResourceAnnotationInjectedMethods() {
+	void verifyResourceAnnotationInjectedMethods() {
 		assertThat(this.bar).as("The bar method should have been wired via @Resource.").isEqualTo("Bar");
 	}
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultConfigClassesBaseTests.java b/spring-test/src/test/java/org/springframework/test/context/config/DefaultConfigClassesBaseTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/DefaultConfigClassesBaseTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/DefaultConfigClassesBaseTests.java
index 73393f584e..db306209a0 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultConfigClassesBaseTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/DefaultConfigClassesBaseTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultConfigClassesInheritedTests.java b/spring-test/src/test/java/org/springframework/test/context/config/DefaultConfigClassesInheritedTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/DefaultConfigClassesInheritedTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/DefaultConfigClassesInheritedTests.java
index 2df5ca99a1..83b3d33227 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultConfigClassesInheritedTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/DefaultConfigClassesInheritedTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderBeanOverridingDefaultConfigClassesInheritedTests.java b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderBeanOverridingDefaultConfigClassesInheritedTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderBeanOverridingDefaultConfigClassesInheritedTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderBeanOverridingDefaultConfigClassesInheritedTests.java
index a19fa97448..9f46b13a1e 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderBeanOverridingDefaultConfigClassesInheritedTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderBeanOverridingDefaultConfigClassesInheritedTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderBeanOverridingExplicitConfigClassesInheritedTests.java b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderBeanOverridingExplicitConfigClassesInheritedTests.java
similarity index 96%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderBeanOverridingExplicitConfigClassesInheritedTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderBeanOverridingExplicitConfigClassesInheritedTests.java
index ac98527530..37f4d7d00c 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderBeanOverridingExplicitConfigClassesInheritedTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderBeanOverridingExplicitConfigClassesInheritedTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderDefaultConfigClassesBaseTests.java b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderDefaultConfigClassesBaseTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderDefaultConfigClassesBaseTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderDefaultConfigClassesBaseTests.java
index 4b822712eb..1ef7a9f0fc 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderDefaultConfigClassesBaseTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderDefaultConfigClassesBaseTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderDefaultConfigClassesInheritedTests.java b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderDefaultConfigClassesInheritedTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderDefaultConfigClassesInheritedTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderDefaultConfigClassesInheritedTests.java
index 36ede3e9c4..ca011fa18b 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderDefaultConfigClassesInheritedTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderDefaultConfigClassesInheritedTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderExplicitConfigClassesBaseTests.java b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderExplicitConfigClassesBaseTests.java
similarity index 96%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderExplicitConfigClassesBaseTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderExplicitConfigClassesBaseTests.java
index 4a88ec8709..13569079c7 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderExplicitConfigClassesBaseTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderExplicitConfigClassesBaseTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderExplicitConfigClassesInheritedTests.java b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderExplicitConfigClassesInheritedTests.java
similarity index 96%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderExplicitConfigClassesInheritedTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderExplicitConfigClassesInheritedTests.java
index dbdcb4b67a..e525be2286 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/DefaultLoaderExplicitConfigClassesInheritedTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/DefaultLoaderExplicitConfigClassesInheritedTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/ExplicitConfigClassesBaseTests.java b/spring-test/src/test/java/org/springframework/test/context/config/ExplicitConfigClassesBaseTests.java
similarity index 96%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/ExplicitConfigClassesBaseTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/ExplicitConfigClassesBaseTests.java
index 6f7b834133..d35c53b7e5 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/ExplicitConfigClassesBaseTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/ExplicitConfigClassesBaseTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/ExplicitConfigClassesInheritedTests.java b/spring-test/src/test/java/org/springframework/test/context/config/ExplicitConfigClassesInheritedTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/ExplicitConfigClassesInheritedTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/ExplicitConfigClassesInheritedTests.java
index fe8725bf72..1bd8623908 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/ExplicitConfigClassesInheritedTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/ExplicitConfigClassesInheritedTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.junit.jupiter.api.Test;
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/InheritedConfigSpringJUnit4ClassRunnerAppCtxTests.java b/spring-test/src/test/java/org/springframework/test/context/config/InheritedConfigContextConfigurationAppCtxTests.java
similarity index 78%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/InheritedConfigSpringJUnit4ClassRunnerAppCtxTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/InheritedConfigContextConfigurationAppCtxTests.java
index ccbef06070..e2de1bd9f6 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/InheritedConfigSpringJUnit4ClassRunnerAppCtxTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/InheritedConfigContextConfigurationAppCtxTests.java
@@ -14,22 +14,22 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.config;
 
 import java.lang.annotation.Inherited;
 
 import org.springframework.test.context.ContextConfiguration;
 
 /**
- * Extension of {@link SpringJUnit4ClassRunnerAppCtxTests} which verifies that
+ * Extension of {@link CoreContextConfigurationAppCtxTests} which verifies that
  * the configuration of an application context and dependency injection of a
  * test instance function as expected within a class hierarchy, since
  * {@link ContextConfiguration configuration} is {@link Inherited inherited}.
  *
  * @author Sam Brannen
  * @since 2.5
- * @see SpringJUnit4ClassRunnerAppCtxTests
+ * @see CoreContextConfigurationAppCtxTests
  */
-public class InheritedConfigSpringJUnit4ClassRunnerAppCtxTests extends SpringJUnit4ClassRunnerAppCtxTests {
+class InheritedConfigContextConfigurationAppCtxTests extends CoreContextConfigurationAppCtxTests {
 	/* all tests are in the parent class. */
 }
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests.java b/spring-test/src/test/java/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests.java
similarity index 56%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests.java
index 0206d6f39a..f2763f8f5d 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,33 +14,35 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.config;
 
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.util.ResourceUtils;
 
 /**
- * Extension of {@link SpringJUnit4ClassRunnerAppCtxTests}, which verifies that
+ * Extension of {@link CoreContextConfigurationAppCtxTests}, which verifies that
  * we can specify multiple resource locations for our application context, each
  * configured differently.
  *
- * <p>{@code MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests} is also used
+ * <p>{@code MultipleResourcesContextConfigurationAppCtxTests} is also used
  * to verify support for the {@code value} attribute alias for
  * {@code @ContextConfiguration}'s {@code locations} attribute.
  *
  * @author Sam Brannen
  * @since 2.5
- * @see SpringJUnit4ClassRunnerAppCtxTests
+ * @see CoreContextConfigurationAppCtxTests
  */
-@ContextConfiguration( { MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests.CLASSPATH_RESOURCE_PATH,
-	MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests.LOCAL_RESOURCE_PATH,
-	MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests.ABSOLUTE_RESOURCE_PATH })
-public class MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests extends SpringJUnit4ClassRunnerAppCtxTests {
+@ContextConfiguration( {
+	MultipleResourcesContextConfigurationAppCtxTests.CLASSPATH_RESOURCE_PATH,
+	MultipleResourcesContextConfigurationAppCtxTests.LOCAL_RESOURCE_PATH,
+	MultipleResourcesContextConfigurationAppCtxTests.ABSOLUTE_RESOURCE_PATH
+})
+class MultipleResourcesContextConfigurationAppCtxTests extends CoreContextConfigurationAppCtxTests {
 
 	public static final String CLASSPATH_RESOURCE_PATH = ResourceUtils.CLASSPATH_URL_PREFIX +
-			"/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context1.xml";
-	public static final String LOCAL_RESOURCE_PATH = "MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context2.xml";
-	public static final String ABSOLUTE_RESOURCE_PATH = "/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context3.xml";
+			"/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests-context1.xml";
+	public static final String LOCAL_RESOURCE_PATH = "MultipleResourcesContextConfigurationAppCtxTests-context2.xml";
+	public static final String ABSOLUTE_RESOURCE_PATH = "/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests-context3.xml";
 
 	/* all tests are in the parent class. */
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/OptionalContextConfigurationSpringRunnerTests.java b/spring-test/src/test/java/org/springframework/test/context/config/OptionalContextConfigurationTests.java
similarity index 65%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/OptionalContextConfigurationSpringRunnerTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/OptionalContextConfigurationTests.java
index 71bced98d4..7144b8b380 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/OptionalContextConfigurationSpringRunnerTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/OptionalContextConfigurationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,45 +14,42 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.config;
 
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
 /**
- * JUnit 4 based integration test which verifies that
+ * JUnit based integration test which verifies that
  * {@link ContextConfiguration @ContextConfiguration} is optional.
  *
  * @author Phillip Webb
  * @author Sam Brannen
  * @since 4.3
  */
-@RunWith(SpringRunner.class)
-public class OptionalContextConfigurationSpringRunnerTests {
-
-	@Autowired
-	String foo;
-
+@ExtendWith(SpringExtension.class)
+class OptionalContextConfigurationTests {
 
 	@Test
-	public void contextConfigurationAnnotationIsOptional() {
-		assertThat(foo).isEqualTo("foo");
+	void contextConfigurationAnnotationIsOptional(@Autowired String foo) {
+		assertThat(foo).isEqualTo("bar");
 	}
 
 
-	@Configuration
+	@Configuration(proxyBeanMethods = false)
 	static class Config {
 
 		@Bean
 		String foo() {
-			return "foo";
+			return "bar";
 		}
 	}
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/PojoAndStringConfig.java b/spring-test/src/test/java/org/springframework/test/context/config/PojoAndStringConfig.java
similarity index 92%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/PojoAndStringConfig.java
rename to spring-test/src/test/java/org/springframework/test/context/config/PojoAndStringConfig.java
index daa0500317..adc255e689 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/PojoAndStringConfig.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/PojoAndStringConfig.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation;
+package org.springframework.test.context.config;
 
 import org.springframework.beans.testfixture.beans.Employee;
 import org.springframework.beans.testfixture.beans.Pet;
@@ -25,7 +25,7 @@ import org.springframework.context.annotation.Configuration;
  * ApplicationContext configuration class for various integration tests.
  *
  * <p>The beans defined in this configuration class map directly to the
- * beans defined in {@code SpringJUnit4ClassRunnerAppCtxTests-context.xml}.
+ * beans defined in {@code CoreContextConfigurationAppCtxTests-context.xml}.
  * Consequently, the application contexts loaded from these two sources
  * should be identical with regard to bean definitions.
  *
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/RelativePathSpringJUnit4ClassRunnerAppCtxTests.java b/spring-test/src/test/java/org/springframework/test/context/config/RelativePathContextConfigurationAppCtxTests.java
similarity index 62%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/RelativePathSpringJUnit4ClassRunnerAppCtxTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/RelativePathContextConfigurationAppCtxTests.java
index 5a64bdab56..88c79e77c4 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/RelativePathSpringJUnit4ClassRunnerAppCtxTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/RelativePathContextConfigurationAppCtxTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2007 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,21 +14,21 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.config;
 
 import org.springframework.test.context.ContextConfiguration;
 
 /**
- * Extension of {@link SpringJUnit4ClassRunnerAppCtxTests}, which verifies that
+ * Extension of {@link CoreContextConfigurationAppCtxTests}, which verifies that
  * we can specify an explicit, <em>relative path</em> location for our
  * application context.
  *
  * @author Sam Brannen
  * @since 2.5
- * @see SpringJUnit4ClassRunnerAppCtxTests
- * @see AbsolutePathSpringJUnit4ClassRunnerAppCtxTests
+ * @see CoreContextConfigurationAppCtxTests
+ * @see AbsolutePathContextConfigurationAppCtxTests
  */
-@ContextConfiguration(locations = { "SpringJUnit4ClassRunnerAppCtxTests-context.xml" })
-public class RelativePathSpringJUnit4ClassRunnerAppCtxTests extends SpringJUnit4ClassRunnerAppCtxTests {
+@ContextConfiguration(locations = "CoreContextConfigurationAppCtxTests-context.xml", inheritLocations = false)
+class RelativePathContextConfigurationAppCtxTests extends CoreContextConfigurationAppCtxTests {
 	/* all tests are in the parent class. */
 }
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfig.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfig.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfig.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfig.java
index cf26e459eb..3c144634e5 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfig.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfig.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigTests.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigTests.java
similarity index 96%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigTests.java
index 8e81356769..8543d1812d 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigWithOverridesTests.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigWithOverridesTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigWithOverridesTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigWithOverridesTests.java
index c80efa75af..8cdc72c973 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigWithOverridesTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfileResolverWithCustomDefaultsMetaConfigWithOverridesTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesMetaConfig.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesMetaConfig.java
similarity index 96%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesMetaConfig.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesMetaConfig.java
index 4d7ca9959b..3270e81b17 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesMetaConfig.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesMetaConfig.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesMetaConfigTests.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesMetaConfigTests.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesMetaConfigTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesMetaConfigTests.java
index 9d4f3df829..99e127dadc 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesMetaConfigTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesMetaConfigTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfig.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfig.java
similarity index 97%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfig.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfig.java
index 615ad407e4..00bd41363c 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfig.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfig.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigTests.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigTests.java
similarity index 95%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigTests.java
index 274c0de05a..3a9bde4f50 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigWithOverridesTests.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigWithOverridesTests.java
similarity index 88%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigWithOverridesTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigWithOverridesTests.java
index 96810f9bf0..3ef9fd5a2d 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigWithOverridesTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/ConfigClassesAndProfilesWithCustomDefaultsMetaConfigWithOverridesTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
@@ -22,8 +22,8 @@ import org.junit.jupiter.api.extension.ExtendWith;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.testfixture.beans.Employee;
 import org.springframework.beans.testfixture.beans.Pet;
-import org.springframework.test.context.annotation.PojoAndStringConfig;
-import org.springframework.test.context.annotation.meta.ConfigClassesAndProfilesWithCustomDefaultsMetaConfig.ProductionConfig;
+import org.springframework.test.context.config.PojoAndStringConfig;
+import org.springframework.test.context.config.meta.ConfigClassesAndProfilesWithCustomDefaultsMetaConfig.ProductionConfig;
 import org.springframework.test.context.junit.jupiter.SpringExtension;
 
 import static org.assertj.core.api.Assertions.assertThat;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/MetaMetaConfig.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/MetaMetaConfig.java
similarity index 95%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/MetaMetaConfig.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/MetaMetaConfig.java
index d762cb262d..949cd0c476 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/MetaMetaConfig.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/MetaMetaConfig.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
diff --git a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/MetaMetaConfigDefaultsTests.java b/spring-test/src/test/java/org/springframework/test/context/config/meta/MetaMetaConfigDefaultsTests.java
similarity index 95%
rename from spring-test/src/test/java/org/springframework/test/context/annotation/meta/MetaMetaConfigDefaultsTests.java
rename to spring-test/src/test/java/org/springframework/test/context/config/meta/MetaMetaConfigDefaultsTests.java
index a273b89ac4..be408edf95 100644
--- a/spring-test/src/test/java/org/springframework/test/context/annotation/meta/MetaMetaConfigDefaultsTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/config/meta/MetaMetaConfigDefaultsTests.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.annotation.meta;
+package org.springframework.test.context.config.meta;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/JUnitTestingUtils.java b/spring-test/src/test/java/org/springframework/test/context/junit4/JUnitTestingUtils.java
index eaefadc1a8..1fcdf1fc2e 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/JUnitTestingUtils.java
+++ b/spring-test/src/test/java/org/springframework/test/context/junit4/JUnitTestingUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2024 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -38,26 +38,6 @@ import static org.assertj.core.api.SoftAssertions.assertSoftly;
  */
 public class JUnitTestingUtils {
 
-	/**
-	 * Run the tests in the supplied {@code testClass}, using the {@link Runner}
-	 * configured via {@link RunWith @RunWith} or the default JUnit runner, and
-	 * assert the expectations of the test execution.
-	 *
-	 * @param testClass the test class to run with JUnit
-	 * @param expectedStartedCount the expected number of tests that started
-	 * @param expectedFailedCount the expected number of tests that failed
-	 * @param expectedFinishedCount the expected number of tests that finished
-	 * @param expectedIgnoredCount the expected number of tests that were ignored
-	 * @param expectedAssumptionFailedCount the expected number of tests that
-	 * resulted in a failed assumption
-	 */
-	public static void runTestsAndAssertCounters(Class<?> testClass, int expectedStartedCount, int expectedFailedCount,
-			int expectedFinishedCount, int expectedIgnoredCount, int expectedAssumptionFailedCount) throws Exception {
-
-		runTestsAndAssertCounters(null, testClass, expectedStartedCount, expectedFailedCount, expectedFinishedCount,
-			expectedIgnoredCount, expectedAssumptionFailedCount);
-	}
-
 	/**
 	 * Run the tests in the supplied {@code testClass}, using the specified
 	 * {@link Runner}, and assert the expectations of the test execution.
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackFalseRollbackAnnotationTransactionalTests.java b/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackFalseRollbackAnnotationTransactionalTests.java
deleted file mode 100644
index acfe92bfce..0000000000
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackFalseRollbackAnnotationTransactionalTests.java
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright 2002-2019 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.test.context.junit4;
-
-import javax.sql.DataSource;
-
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.Test;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.jdbc.core.JdbcTemplate;
-import org.springframework.test.annotation.Rollback;
-
-import static org.assertj.core.api.Assertions.assertThat;
-import static org.springframework.test.transaction.TransactionAssert.assertThatTransaction;
-
-/**
- * Extension of {@link DefaultRollbackFalseRollbackAnnotationTransactionalTests}
- * which tests method-level <em>rollback override</em> behavior via the
- * {@link Rollback @Rollback} annotation.
- *
- * @author Sam Brannen
- * @since 4.2
- * @see Rollback
- */
-public class RollbackOverrideDefaultRollbackFalseRollbackAnnotationTransactionalTests extends
-		DefaultRollbackFalseRollbackAnnotationTransactionalTests {
-
-	private static int originalNumRows;
-
-	private static JdbcTemplate jdbcTemplate;
-
-
-	@Override
-	@Autowired
-	public void setDataSource(DataSource dataSource) {
-		jdbcTemplate = new JdbcTemplate(dataSource);
-	}
-
-
-	@Before
-	@Override
-	public void verifyInitialTestData() {
-		originalNumRows = clearPersonTable(jdbcTemplate);
-		assertThat(addPerson(jdbcTemplate, BOB)).as("Adding bob").isEqualTo(1);
-		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the initial number of rows in the person table.").isEqualTo(1);
-	}
-
-	@Test
-	@Rollback
-	@Override
-	public void modifyTestDataWithinTransaction() {
-		assertThatTransaction().isActive();
-		assertThat(deletePerson(jdbcTemplate, BOB)).as("Deleting bob").isEqualTo(1);
-		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
-		assertThat(addPerson(jdbcTemplate, SUE)).as("Adding sue").isEqualTo(1);
-		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within a transaction.").isEqualTo(2);
-	}
-
-	@AfterClass
-	public static void verifyFinalTestData() {
-		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(originalNumRows);
-	}
-
-}
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackTrueRollbackAnnotationTransactionalTests.java b/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackTrueRollbackAnnotationTransactionalTests.java
deleted file mode 100644
index b9b11774f9..0000000000
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackTrueRollbackAnnotationTransactionalTests.java
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright 2002-2019 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.test.context.junit4;
-
-import javax.sql.DataSource;
-
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.Test;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.jdbc.core.JdbcTemplate;
-import org.springframework.test.annotation.Rollback;
-
-import static org.assertj.core.api.Assertions.assertThat;
-import static org.springframework.test.transaction.TransactionAssert.assertThatTransaction;
-
-/**
- * Extension of {@link DefaultRollbackTrueRollbackAnnotationTransactionalTests}
- * which tests method-level <em>rollback override</em> behavior via the
- * {@link Rollback @Rollback} annotation.
- *
- * @author Sam Brannen
- * @since 4.2
- * @see Rollback
- */
-public class RollbackOverrideDefaultRollbackTrueRollbackAnnotationTransactionalTests extends
-		DefaultRollbackTrueRollbackAnnotationTransactionalTests {
-
-	private static JdbcTemplate jdbcTemplate;
-
-
-	@Autowired
-	@Override
-	public void setDataSource(DataSource dataSource) {
-		jdbcTemplate = new JdbcTemplate(dataSource);
-	}
-
-
-	@Before
-	@Override
-	public void verifyInitialTestData() {
-		clearPersonTable(jdbcTemplate);
-		assertThat(addPerson(jdbcTemplate, BOB)).as("Adding bob").isEqualTo(1);
-		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the initial number of rows in the person table.").isEqualTo(1);
-	}
-
-	@Test
-	@Rollback(false)
-	@Override
-	public void modifyTestDataWithinTransaction() {
-		assertThatTransaction().isActive();
-		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
-		assertThat(addPerson(jdbcTemplate, SUE)).as("Adding sue").isEqualTo(1);
-		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within a transaction.").isEqualTo(3);
-	}
-
-	@AfterClass
-	public static void verifyFinalTestData() {
-		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(3);
-	}
-
-}
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/SpringJUnit4TestSuite.java b/spring-test/src/test/java/org/springframework/test/context/junit4/SpringJUnit4TestSuite.java
index e3bb2feef8..9ef5d52c93 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/SpringJUnit4TestSuite.java
+++ b/spring-test/src/test/java/org/springframework/test/context/junit4/SpringJUnit4TestSuite.java
@@ -38,32 +38,18 @@ import org.junit.runners.Suite.SuiteClasses;
  */
 @RunWith(Suite.class)
 // Note: the following 'multi-line' layout is for enhanced code readability.
-@SuiteClasses({//
-StandardJUnit4FeaturesTests.class,//
-	StandardJUnit4FeaturesSpringRunnerTests.class,//
-	SpringJUnit47ClassRunnerRuleTests.class,//
-	AnnotationConfigSpringJUnit4ClassRunnerAppCtxTests.class,//
-	ExpectedExceptionSpringRunnerTests.class,//
-	TimedSpringRunnerTests.class,//
-	RepeatedSpringRunnerTests.class,//
-	EnabledAndIgnoredSpringRunnerTests.class,//
-	HardCodedProfileValueSourceSpringRunnerTests.class,//
-	SpringJUnit4ClassRunnerAppCtxTests.class,//
-	ClassPathResourceSpringJUnit4ClassRunnerAppCtxTests.class,//
-	AbsolutePathSpringJUnit4ClassRunnerAppCtxTests.class,//
-	RelativePathSpringJUnit4ClassRunnerAppCtxTests.class,//
-	MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests.class,//
-	InheritedConfigSpringJUnit4ClassRunnerAppCtxTests.class,//
-	ParameterizedDependencyInjectionTests.class,//
-	ConcreteTransactionalJUnit4SpringContextTests.class,//
-	ClassLevelTransactionalSpringRunnerTests.class,//
-	MethodLevelTransactionalSpringRunnerTests.class,//
-	DefaultRollbackTrueRollbackAnnotationTransactionalTests.class,//
-	DefaultRollbackFalseRollbackAnnotationTransactionalTests.class,//
-	RollbackOverrideDefaultRollbackTrueTransactionalTests.class,//
-	RollbackOverrideDefaultRollbackFalseTransactionalTests.class,//
-	BeforeAndAfterTransactionAnnotationTests.class,//
-	TimedTransactionalSpringRunnerTests.class//
+@SuiteClasses({
+	StandardJUnit4FeaturesTests.class,
+	StandardJUnit4FeaturesSpringRunnerTests.class,
+	SpringJUnit47ClassRunnerRuleTests.class,
+	ExpectedExceptionSpringRunnerTests.class,
+	TimedSpringRunnerTests.class,
+	RepeatedSpringRunnerTests.class,
+	EnabledAndIgnoredSpringRunnerTests.class,
+	HardCodedProfileValueSourceSpringRunnerTests.class,
+	ParameterizedDependencyInjectionTests.class,
+	ConcreteTransactionalJUnit4SpringContextTests.class,
+	TimedTransactionalSpringRunnerTests.class
 })
 public class SpringJUnit4TestSuite {
 	/* this test case consists entirely of tests loaded as a suite. */
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/TimedTransactionalSpringRunnerTests.java b/spring-test/src/test/java/org/springframework/test/context/junit4/TimedTransactionalSpringRunnerTests.java
index ae648d0d20..1262248c67 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/TimedTransactionalSpringRunnerTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/junit4/TimedTransactionalSpringRunnerTests.java
@@ -38,7 +38,7 @@ import static org.springframework.test.transaction.TransactionAssert.assertThatT
  * @see org.springframework.test.context.junit.jupiter.transaction.TimedTransactionalSpringExtensionTests
  */
 @RunWith(SpringRunner.class)
-@ContextConfiguration("transactionalTests-context.xml")
+@ContextConfiguration("/org/springframework/test/context/transaction/transactionalTests-context.xml")
 @Transactional
 public class TimedTransactionalSpringRunnerTests {
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/concurrency/SpringJUnit4ConcurrencyTests.java b/spring-test/src/test/java/org/springframework/test/context/junit4/concurrency/SpringJUnit4ConcurrencyTests.java
index a3e77dc2df..a5400ab4dc 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/concurrency/SpringJUnit4ConcurrencyTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/junit4/concurrency/SpringJUnit4ConcurrencyTests.java
@@ -25,10 +25,7 @@ import org.junit.Test;
 import org.junit.experimental.ParallelComputer;
 
 import org.springframework.core.testfixture.TestGroup;
-import org.springframework.test.context.junit4.InheritedConfigSpringJUnit4ClassRunnerAppCtxTests;
-import org.springframework.test.context.junit4.MethodLevelTransactionalSpringRunnerTests;
 import org.springframework.test.context.junit4.SpringJUnit47ClassRunnerRuleTests;
-import org.springframework.test.context.junit4.SpringJUnit4ClassRunnerAppCtxTests;
 import org.springframework.test.context.junit4.SpringRunner;
 import org.springframework.test.context.junit4.TimedTransactionalSpringRunnerTests;
 import org.springframework.test.context.junit4.rules.BaseAppCtxRuleTests;
@@ -70,12 +67,9 @@ public class SpringJUnit4ConcurrencyTests {
 
 	private final Class<?>[] testClasses = new Class<?>[] {
 		// Basics
-			SpringJUnit4ClassRunnerAppCtxTests.class,
-			InheritedConfigSpringJUnit4ClassRunnerAppCtxTests.class,
 			SpringJUnit47ClassRunnerRuleTests.class,
 			BaseAppCtxRuleTests.class,
 		// Transactional
-			MethodLevelTransactionalSpringRunnerTests.class,
 			TimedTransactionalSpringRunnerTests.class,
 		// Web and Scopes
 			BasicAnnotationConfigWacSpringRuleTests.class,
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/rules/BeforeAndAfterTransactionAnnotationSpringRuleTests.java b/spring-test/src/test/java/org/springframework/test/context/junit4/rules/BeforeAndAfterTransactionAnnotationSpringRuleTests.java
index bff96a6fe8..24f6acba7d 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/rules/BeforeAndAfterTransactionAnnotationSpringRuleTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/junit4/rules/BeforeAndAfterTransactionAnnotationSpringRuleTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -16,23 +16,52 @@
 
 package org.springframework.test.context.junit4.rules;
 
+import javax.sql.DataSource;
+
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
 import org.junit.ClassRule;
 import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TestName;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
 
-import org.springframework.test.context.junit4.BeforeAndAfterTransactionAnnotationTests;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.transaction.AfterTransaction;
+import org.springframework.test.context.transaction.BeforeTransaction;
+import org.springframework.transaction.annotation.Propagation;
+import org.springframework.transaction.annotation.Transactional;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.springframework.test.transaction.TransactionAssert.assertThatTransaction;
 
 /**
- * This class is an extension of {@link BeforeAndAfterTransactionAnnotationTests}
- * that has been modified to use {@link SpringClassRule} and
+ * This class is a copy of {@code BeforeAndAfterTransactionAnnotationTests}
+ * that has been modified to use JUnit 4, {@link SpringClassRule}, and
  * {@link SpringMethodRule}.
  *
  * @author Sam Brannen
  * @since 4.2
  */
 @RunWith(JUnit4.class)
-public class BeforeAndAfterTransactionAnnotationSpringRuleTests extends BeforeAndAfterTransactionAnnotationTests {
+@ContextConfiguration("/org/springframework/test/context/transaction/transactionalTests-context.xml")
+@Transactional
+public class BeforeAndAfterTransactionAnnotationSpringRuleTests {
+
+	private static final String JANE = "jane";
+	private static final String SUE = "sue";
+	private static final String LUKE = "luke";
+	private static final String LEIA = "leia";
+	private static final String YODA = "yoda";
+
+	private static int numBeforeTransactionCalls = 0;
+	private static int numAfterTransactionCalls = 0;
+
 
 	@ClassRule
 	public static final SpringClassRule springClassRule = new SpringClassRule();
@@ -40,6 +69,116 @@ public class BeforeAndAfterTransactionAnnotationSpringRuleTests extends BeforeAn
 	@Rule
 	public final SpringMethodRule springMethodRule = new SpringMethodRule();
 
-	// All tests are in superclass.
+	@Rule
+	public final TestName testName = new TestName();
+
+
+	static JdbcTemplate jdbcTemplate;
+
+	boolean inTransaction = false;
+
+
+	@Autowired
+	void setDataSource(DataSource dataSource) {
+		jdbcTemplate = new JdbcTemplate(dataSource);
+	}
+
+
+	@BeforeClass
+	public static void beforeClass() {
+		numBeforeTransactionCalls = 0;
+		numAfterTransactionCalls = 0;
+	}
+
+	@AfterClass
+	public static void afterClass() {
+		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(3);
+		assertThat(numBeforeTransactionCalls).as("Verifying the total number of calls to beforeTransaction().").isEqualTo(2);
+		assertThat(numAfterTransactionCalls).as("Verifying the total number of calls to afterTransaction().").isEqualTo(2);
+	}
+
+	@BeforeTransaction
+	void beforeTransaction() {
+		assertThatTransaction().isNotActive();
+		this.inTransaction = true;
+		numBeforeTransactionCalls++;
+		clearPersonTable(jdbcTemplate);
+		assertThat(addPerson(jdbcTemplate, YODA)).as("Adding yoda").isEqualTo(1);
+	}
+
+	@AfterTransaction
+	void afterTransaction() {
+		assertThatTransaction().isNotActive();
+		this.inTransaction = false;
+		numAfterTransactionCalls++;
+		assertThat(deletePerson(jdbcTemplate, YODA)).as("Deleting yoda").isEqualTo(1);
+		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table after a transactional test method.").isEqualTo(0);
+	}
+
+	@Before
+	public void before() {
+		assertShouldBeInTransaction();
+		long expected = (this.inTransaction ? 1 : 0);
+		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table before a test method.").isEqualTo(expected);
+	}
+
+	@After
+	public void after() {
+		assertShouldBeInTransaction();
+	}
+
+	@Test
+	public void transactionalMethod1() {
+		assertThatTransaction().isActive();
+		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
+		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within transactionalMethod1().").isEqualTo(2);
+	}
+
+	@Test
+	public void transactionalMethod2() {
+		assertThatTransaction().isActive();
+		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
+		assertThat(addPerson(jdbcTemplate, SUE)).as("Adding sue").isEqualTo(1);
+		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within transactionalMethod2().").isEqualTo(3);
+	}
+
+	@Test
+	@Transactional(propagation = Propagation.NOT_SUPPORTED)
+	public void nonTransactionalMethod() {
+		assertThatTransaction().isNotActive();
+		assertThat(addPerson(jdbcTemplate, LUKE)).as("Adding luke").isEqualTo(1);
+		assertThat(addPerson(jdbcTemplate, LEIA)).as("Adding leia").isEqualTo(1);
+		assertThat(addPerson(jdbcTemplate, YODA)).as("Adding yoda").isEqualTo(1);
+		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table without a transaction.").isEqualTo(3);
+	}
+
+
+	private void assertShouldBeInTransaction() {
+		boolean shouldBeInTransaction = !testName.getMethodName().equals("nonTransactionalMethod");
+		if (shouldBeInTransaction) {
+			assertThatTransaction().isActive();
+		}
+		else {
+			assertThatTransaction().isNotActive();
+		}
+	}
+
+
+
+	private static int clearPersonTable(JdbcTemplate jdbcTemplate) {
+		return jdbcTemplate.update("DELETE FROM person");
+	}
+
+	private static int countRowsInPersonTable(JdbcTemplate jdbcTemplate) {
+		return jdbcTemplate.queryForObject("SELECT COUNT(0) FROM person", Integer.class);
+	}
+
+	private static int addPerson(JdbcTemplate jdbcTemplate, String name) {
+		return jdbcTemplate.update("INSERT INTO person VALUES(?)", name);
+	}
+
+	private static int deletePerson(JdbcTemplate jdbcTemplate, String name) {
+		return jdbcTemplate.update("DELETE FROM person WHERE name=?", name);
+	}
 
 }
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/statements/SpringFailOnTimeoutTests.java b/spring-test/src/test/java/org/springframework/test/context/junit4/statements/SpringFailOnTimeoutTests.java
index 4a8481f33b..e170ce12c6 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/statements/SpringFailOnTimeoutTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/junit4/statements/SpringFailOnTimeoutTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2024 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -43,22 +43,22 @@ public class SpringFailOnTimeoutTests {
 
 	@Test
 	public void nullNextStatement() {
-		assertThatIllegalArgumentException().isThrownBy(() ->
-				new SpringFailOnTimeout(null, 1));
+		assertThatIllegalArgumentException()
+				.isThrownBy(() -> new SpringFailOnTimeout(null, 1));
 	}
 
 	@Test
 	public void negativeTimeout() {
-		assertThatIllegalArgumentException().isThrownBy(() ->
-				new SpringFailOnTimeout(statement, -1));
+		assertThatIllegalArgumentException()
+				.isThrownBy(() -> new SpringFailOnTimeout(statement, -1));
 	}
 
 	@Test
 	public void userExceptionPropagates() throws Throwable {
 		willThrow(new Boom()).given(statement).evaluate();
 
-		assertThatExceptionOfType(Boom.class).isThrownBy(() ->
-				new SpringFailOnTimeout(statement, 1).evaluate());
+		assertThatExceptionOfType(Boom.class)
+				.isThrownBy(() -> new SpringFailOnTimeout(statement, 1).evaluate());
 	}
 
 	@Test
@@ -68,8 +68,8 @@ public class SpringFailOnTimeoutTests {
 			return null;
 		}).given(statement).evaluate();
 
-		assertThatExceptionOfType(TimeoutException.class).isThrownBy(() ->
-		new SpringFailOnTimeout(statement, 1).evaluate());
+		assertThatExceptionOfType(TimeoutException.class)
+				.isThrownBy(() -> new SpringFailOnTimeout(statement, 1).evaluate());
 	}
 
 	@Test
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/FailingBeforeAndAfterMethodsTestNGTests.java b/spring-test/src/test/java/org/springframework/test/context/testng/FailingBeforeAndAfterMethodsTestNGTests.java
similarity index 57%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/FailingBeforeAndAfterMethodsTestNGTests.java
rename to spring-test/src/test/java/org/springframework/test/context/testng/FailingBeforeAndAfterMethodsTestNGTests.java
index cec9ed5296..8aae38f366 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/FailingBeforeAndAfterMethodsTestNGTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/testng/FailingBeforeAndAfterMethodsTestNGTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,27 +14,25 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.testng;
 
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.junit.runners.Parameterized;
-import org.junit.runners.Parameterized.Parameters;
+import java.util.List;
+
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
 import org.testng.TestNG;
 
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.TestContext;
 import org.springframework.test.context.TestExecutionListener;
 import org.springframework.test.context.TestExecutionListeners;
-import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
-import org.springframework.test.context.testng.AbstractTransactionalTestNGSpringContextTests;
-import org.springframework.test.context.testng.TrackingTestNGTestListener;
 import org.springframework.test.context.transaction.AfterTransaction;
 import org.springframework.test.context.transaction.BeforeTransaction;
-import org.springframework.util.ClassUtils;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.fail;
+import static org.junit.jupiter.params.provider.Arguments.argumentSet;
 
 /**
  * Integration tests which verify that '<i>before</i>' and '<i>after</i>'
@@ -50,62 +48,40 @@ import static org.assertj.core.api.Assertions.fail;
  * @author Sam Brannen
  * @since 2.5
  */
-@RunWith(Parameterized.class)
-public class FailingBeforeAndAfterMethodsTestNGTests {
+class FailingBeforeAndAfterMethodsTestNGTests {
 
-	protected final Class<?> clazz;
-
-	protected final int expectedTestStartCount;
-
-	protected final int expectedTestSuccessCount;
-
-	protected final int expectedFailureCount;
-
-	protected final int expectedFailedConfigurationsCount;
-
-
-	@Parameters(name = "{0}")
-	public static Object[][] testData() {
-		return new Object[][] {
-			{ AlwaysFailingBeforeTestClassTestCase.class.getSimpleName(), 1, 0, 0, 1 },
-			{ AlwaysFailingAfterTestClassTestCase.class.getSimpleName(), 1, 1, 0, 1 },
-			{ AlwaysFailingPrepareTestInstanceTestCase.class.getSimpleName(), 1, 0, 0, 1 },
-			{ AlwaysFailingBeforeTestMethodTestCase.class.getSimpleName(), 1, 0, 0, 1 },
-			{ AlwaysFailingBeforeTestExecutionTestCase.class.getSimpleName(), 1, 0, 1, 0 },
-			{ AlwaysFailingAfterTestExecutionTestCase.class.getSimpleName(), 1, 0, 1, 0 },
-			{ AlwaysFailingAfterTestMethodTestCase.class.getSimpleName(), 1, 1, 0, 1 },
-			{ FailingBeforeTransactionTestCase.class.getSimpleName(), 1, 0, 0, 1 },
-			{ FailingAfterTransactionTestCase.class.getSimpleName(), 1, 1, 0, 1 }
-		};
-	}
-
-
-	public FailingBeforeAndAfterMethodsTestNGTests(String testClassName, int expectedTestStartCount,
+	@ParameterizedTest
+	@MethodSource("testData")
+	void runTestAndAssertCounters(Class<?> clazz, int expectedTestStartCount,
 			int expectedTestSuccessCount, int expectedFailureCount, int expectedFailedConfigurationsCount) throws Exception {
 
-		this.clazz = ClassUtils.forName(getClass().getName() + "." + testClassName, getClass().getClassLoader());
-		this.expectedTestStartCount = expectedTestStartCount;
-		this.expectedTestSuccessCount = expectedTestSuccessCount;
-		this.expectedFailureCount = expectedFailureCount;
-		this.expectedFailedConfigurationsCount = expectedFailedConfigurationsCount;
-	}
-
-
-	@Test
-	public void runTestAndAssertCounters() {
 		TrackingTestNGTestListener listener = new TrackingTestNGTestListener();
 		TestNG testNG = new TestNG();
 		testNG.addListener(listener);
-		testNG.setTestClasses(new Class<?>[] {this.clazz});
+		testNG.setTestClasses(new Class<?>[] {clazz});
 		testNG.setVerbose(0);
 		testNG.run();
 
-		String name = this.clazz.getSimpleName();
+		String name = clazz.getSimpleName();
 
-		assertThat(listener.testStartCount).as("tests started for [" + name + "] ==> ").isEqualTo(this.expectedTestStartCount);
-		assertThat(listener.testSuccessCount).as("successful tests for [" + name + "] ==> ").isEqualTo(this.expectedTestSuccessCount);
-		assertThat(listener.testFailureCount).as("failed tests for [" + name + "] ==> ").isEqualTo(this.expectedFailureCount);
-		assertThat(listener.failedConfigurationsCount).as("failed configurations for [" + name + "] ==> ").isEqualTo(this.expectedFailedConfigurationsCount);
+		assertThat(listener.testStartCount).as("tests started for [" + name + "] ==> ").isEqualTo(expectedTestStartCount);
+		assertThat(listener.testSuccessCount).as("successful tests for [" + name + "] ==> ").isEqualTo(expectedTestSuccessCount);
+		assertThat(listener.testFailureCount).as("failed tests for [" + name + "] ==> ").isEqualTo(expectedFailureCount);
+		assertThat(listener.failedConfigurationsCount).as("failed configurations for [" + name + "] ==> ").isEqualTo(expectedFailedConfigurationsCount);
+	}
+
+	static List<Arguments> testData() {
+		return List.of(
+			argumentSet("AlwaysFailingBeforeTestClass", AlwaysFailingBeforeTestClassTestCase.class, 1, 0, 0, 1),
+			argumentSet("AlwaysFailingAfterTestClass", AlwaysFailingAfterTestClassTestCase.class, 1, 1, 0, 1),
+			argumentSet("AlwaysFailingPrepareTestInstance", AlwaysFailingPrepareTestInstanceTestCase.class, 1, 0, 0, 1),
+			argumentSet("AlwaysFailingBeforeTestMethod", AlwaysFailingBeforeTestMethodTestCase.class, 1, 0, 0, 1),
+			argumentSet("AlwaysFailingBeforeTestExecution", AlwaysFailingBeforeTestExecutionTestCase.class, 1, 0, 1, 0),
+			argumentSet("AlwaysFailingAfterTestExecution", AlwaysFailingAfterTestExecutionTestCase.class, 1, 0, 1, 0),
+			argumentSet("AlwaysFailingAfterTestMethod", AlwaysFailingAfterTestMethodTestCase.class, 1, 1, 0, 1),
+			argumentSet("FailingBeforeTransaction", FailingBeforeTransactionTestCase.class, 1, 0, 0, 1),
+			argumentSet("FailingAfterTransaction", FailingAfterTransactionTestCase.class, 1, 1, 0, 1)
+		);
 	}
 
 
@@ -167,63 +143,63 @@ public class FailingBeforeAndAfterMethodsTestNGTests {
 
 
 	@TestExecutionListeners(inheritListeners = false)
-	public abstract static class BaseTestCase extends AbstractTestNGSpringContextTests {
+	abstract static class BaseTestCase extends AbstractTestNGSpringContextTests {
 
 		@org.testng.annotations.Test
-		public void testNothing() {
+		void testNothing() {
 		}
 	}
 
 	@TestExecutionListeners(AlwaysFailingBeforeTestClassTestExecutionListener.class)
-	public static class AlwaysFailingBeforeTestClassTestCase extends BaseTestCase {
+	static class AlwaysFailingBeforeTestClassTestCase extends BaseTestCase {
 	}
 
 	@TestExecutionListeners(AlwaysFailingAfterTestClassTestExecutionListener.class)
-	public static class AlwaysFailingAfterTestClassTestCase extends BaseTestCase {
+	static class AlwaysFailingAfterTestClassTestCase extends BaseTestCase {
 	}
 
 	@TestExecutionListeners(AlwaysFailingPrepareTestInstanceTestExecutionListener.class)
-	public static class AlwaysFailingPrepareTestInstanceTestCase extends BaseTestCase {
+	static class AlwaysFailingPrepareTestInstanceTestCase extends BaseTestCase {
 	}
 
 	@TestExecutionListeners(AlwaysFailingBeforeTestMethodTestExecutionListener.class)
-	public static class AlwaysFailingBeforeTestMethodTestCase extends BaseTestCase {
+	static class AlwaysFailingBeforeTestMethodTestCase extends BaseTestCase {
 	}
 
 	@TestExecutionListeners(AlwaysFailingBeforeTestExecutionTestExecutionListener.class)
-	public static class AlwaysFailingBeforeTestExecutionTestCase extends BaseTestCase {
+	static class AlwaysFailingBeforeTestExecutionTestCase extends BaseTestCase {
 	}
 
 	@TestExecutionListeners(AlwaysFailingAfterTestExecutionTestExecutionListener.class)
-	public static class AlwaysFailingAfterTestExecutionTestCase extends BaseTestCase {
+	static class AlwaysFailingAfterTestExecutionTestCase extends BaseTestCase {
 	}
 
 	@TestExecutionListeners(AlwaysFailingAfterTestMethodTestExecutionListener.class)
-	public static class AlwaysFailingAfterTestMethodTestCase extends BaseTestCase {
+	static class AlwaysFailingAfterTestMethodTestCase extends BaseTestCase {
 	}
 
 	@ContextConfiguration("FailingBeforeAndAfterMethodsTests-context.xml")
-	public static class FailingBeforeTransactionTestCase extends AbstractTransactionalTestNGSpringContextTests {
+	static class FailingBeforeTransactionTestCase extends AbstractTransactionalTestNGSpringContextTests {
 
 		@org.testng.annotations.Test
-		public void testNothing() {
+		void testNothing() {
 		}
 
 		@BeforeTransaction
-		public void beforeTransaction() {
+		void beforeTransaction() {
 			fail("always failing beforeTransaction()");
 		}
 	}
 
 	@ContextConfiguration("FailingBeforeAndAfterMethodsTests-context.xml")
-	public static class FailingAfterTransactionTestCase extends AbstractTransactionalTestNGSpringContextTests {
+	static class FailingAfterTransactionTestCase extends AbstractTransactionalTestNGSpringContextTests {
 
 		@org.testng.annotations.Test
-		public void testNothing() {
+		void testNothing() {
 		}
 
 		@AfterTransaction
-		public void afterTransaction() {
+		void afterTransaction() {
 			fail("always failing afterTransaction()");
 		}
 	}
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/AbstractTransactionalSpringRunnerTests.java b/spring-test/src/test/java/org/springframework/test/context/transaction/AbstractTransactionalSpringTests.java
similarity index 74%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/AbstractTransactionalSpringRunnerTests.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/AbstractTransactionalSpringTests.java
index bc49ad416d..c9654ec9e5 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/AbstractTransactionalSpringRunnerTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/AbstractTransactionalSpringTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,27 +14,24 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
-
-import org.junit.runner.RunWith;
+package org.springframework.test.context.transaction;
 
 import org.springframework.jdbc.core.JdbcTemplate;
-import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
 import org.springframework.transaction.annotation.Transactional;
 
 /**
- * Abstract base class for verifying support of Spring's {@link Transactional
- * &#64;Transactional} annotation.
+ * Abstract base class for verifying support of Spring's
+ * {@link Transactional @Transactional} annotation.
  *
  * @author Sam Brannen
  * @since 2.5
- * @see ClassLevelTransactionalSpringRunnerTests
- * @see MethodLevelTransactionalSpringRunnerTests
+ * @see ClassLevelTransactionalSpringTests
+ * @see MethodLevelTransactionalSpringTests
  * @see Transactional
  */
-@RunWith(SpringRunner.class)
-@ContextConfiguration("transactionalTests-context.xml")
-public abstract class AbstractTransactionalSpringRunnerTests {
+@SpringJUnitConfig(locations = "transactionalTests-context.xml")
+abstract class AbstractTransactionalSpringTests {
 
 	protected static final String BOB = "bob";
 	protected static final String JANE = "jane";
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/BeforeAndAfterTransactionAnnotationTests.java b/spring-test/src/test/java/org/springframework/test/context/transaction/BeforeAndAfterTransactionAnnotationTests.java
similarity index 75%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/BeforeAndAfterTransactionAnnotationTests.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/BeforeAndAfterTransactionAnnotationTests.java
index 8c2b877ecb..75ce73c0e7 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/BeforeAndAfterTransactionAnnotationTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/BeforeAndAfterTransactionAnnotationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,22 +14,21 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.transaction;
 
 import javax.sql.DataSource;
 
-import org.junit.After;
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Rule;
-import org.junit.Test;
-import org.junit.rules.TestName;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInfo;
+import org.junit.jupiter.api.TestInstance;
+import org.junit.jupiter.api.TestInstance.Lifecycle;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.jdbc.core.JdbcTemplate;
-import org.springframework.test.context.transaction.AfterTransaction;
-import org.springframework.test.context.transaction.BeforeTransaction;
 import org.springframework.transaction.annotation.Propagation;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -37,7 +36,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.springframework.test.transaction.TransactionAssert.assertThatTransaction;
 
 /**
- * JUnit 4 based integration test which verifies
+ * JUnit based integration test which verifies
  * {@link BeforeTransaction @BeforeTransaction} and
  * {@link AfterTransaction @AfterTransaction} behavior.
  *
@@ -45,33 +44,31 @@ import static org.springframework.test.transaction.TransactionAssert.assertThatT
  * @since 2.5
  */
 @Transactional
-public class BeforeAndAfterTransactionAnnotationTests extends AbstractTransactionalSpringRunnerTests {
+@TestInstance(Lifecycle.PER_CLASS)
+class BeforeAndAfterTransactionAnnotationTests extends AbstractTransactionalSpringTests {
 
-	protected static JdbcTemplate jdbcTemplate;
+	private static int numBeforeTransactionCalls = 0;
+	private static int numAfterTransactionCalls = 0;
 
-	protected static int numBeforeTransactionCalls = 0;
-	protected static int numAfterTransactionCalls = 0;
+	JdbcTemplate jdbcTemplate;
 
-	protected boolean inTransaction = false;
-
-	@Rule
-	public final TestName testName = new TestName();
+	boolean inTransaction = false;
 
 
 	@Autowired
-	public void setDataSource(DataSource dataSource) {
+	void setDataSource(DataSource dataSource) {
 		jdbcTemplate = new JdbcTemplate(dataSource);
 	}
 
 
-	@BeforeClass
-	public static void beforeClass() {
+	@BeforeAll
+	void beforeClass() {
 		BeforeAndAfterTransactionAnnotationTests.numBeforeTransactionCalls = 0;
 		BeforeAndAfterTransactionAnnotationTests.numAfterTransactionCalls = 0;
 	}
 
-	@AfterClass
-	public static void afterClass() {
+	@AfterAll
+	void afterClass() {
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(3);
 		assertThat(BeforeAndAfterTransactionAnnotationTests.numBeforeTransactionCalls).as("Verifying the total number of calls to beforeTransaction().").isEqualTo(2);
 		assertThat(BeforeAndAfterTransactionAnnotationTests.numAfterTransactionCalls).as("Verifying the total number of calls to afterTransaction().").isEqualTo(2);
@@ -95,37 +92,27 @@ public class BeforeAndAfterTransactionAnnotationTests extends AbstractTransactio
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table after a transactional test method.").isEqualTo(0);
 	}
 
-	@Before
-	public void before() {
-		assertShouldBeInTransaction();
+	@BeforeEach
+	void before(TestInfo testInfo) {
+		assertShouldBeInTransaction(testInfo);
 		long expected = (this.inTransaction ? 1 : 0);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table before a test method.").isEqualTo(expected);
 	}
 
-	private void assertShouldBeInTransaction() {
-		boolean shouldBeInTransaction = !testName.getMethodName().equals("nonTransactionalMethod");
-		if (shouldBeInTransaction) {
-			assertThatTransaction().isActive();
-		}
-		else {
-			assertThatTransaction().isNotActive();
-		}
-	}
-
-	@After
-	public void after() {
-		assertShouldBeInTransaction();
+	@AfterEach
+	void after(TestInfo testInfo) {
+		assertShouldBeInTransaction(testInfo);
 	}
 
 	@Test
-	public void transactionalMethod1() {
+	void transactionalMethod1() {
 		assertThatTransaction().isActive();
 		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within transactionalMethod1().").isEqualTo(2);
 	}
 
 	@Test
-	public void transactionalMethod2() {
+	void transactionalMethod2() {
 		assertThatTransaction().isActive();
 		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, SUE)).as("Adding sue").isEqualTo(1);
@@ -134,7 +121,7 @@ public class BeforeAndAfterTransactionAnnotationTests extends AbstractTransactio
 
 	@Test
 	@Transactional(propagation = Propagation.NOT_SUPPORTED)
-	public void nonTransactionalMethod() {
+	void nonTransactionalMethod() {
 		assertThatTransaction().isNotActive();
 		assertThat(addPerson(jdbcTemplate, LUKE)).as("Adding luke").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, LEIA)).as("Adding leia").isEqualTo(1);
@@ -142,4 +129,14 @@ public class BeforeAndAfterTransactionAnnotationTests extends AbstractTransactio
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table without a transaction.").isEqualTo(3);
 	}
 
+
+	private static void assertShouldBeInTransaction(TestInfo testInfo) {
+		if (!testInfo.getTestMethod().get().getName().equals("nonTransactionalMethod")) {
+			assertThatTransaction().isActive();
+		}
+		else {
+			assertThatTransaction().isNotActive();
+		}
+	}
+
 }
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/ClassLevelTransactionalSpringRunnerTests.java b/spring-test/src/test/java/org/springframework/test/context/transaction/ClassLevelTransactionalSpringTests.java
similarity index 73%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/ClassLevelTransactionalSpringRunnerTests.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/ClassLevelTransactionalSpringTests.java
index a72d306497..973cbdf506 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/ClassLevelTransactionalSpringRunnerTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/ClassLevelTransactionalSpringTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,13 +14,15 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.transaction;
 
 import javax.sql.DataSource;
 
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+import org.junit.jupiter.api.TestInstance.Lifecycle;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.jdbc.core.JdbcTemplate;
@@ -29,7 +31,6 @@ import org.springframework.test.context.TestExecutionListener;
 import org.springframework.test.context.TestExecutionListeners;
 import org.springframework.test.context.support.DependencyInjectionTestExecutionListener;
 import org.springframework.test.context.support.DirtiesContextTestExecutionListener;
-import org.springframework.test.context.transaction.TransactionalTestExecutionListener;
 import org.springframework.transaction.annotation.Propagation;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -37,12 +38,11 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.springframework.test.transaction.TransactionAssert.assertThatTransaction;
 
 /**
- * JUnit 4 based integration test which verifies support of Spring's
- * {@link Transactional &#64;Transactional}, {@link TestExecutionListeners
- * &#64;TestExecutionListeners}, and {@link ContextConfiguration
- * &#64;ContextConfiguration} annotations in conjunction with the
- * {@link SpringRunner} and the following
- * {@link TestExecutionListener TestExecutionListeners}:
+ * JUnit based integration test which verifies support of Spring's
+ * {@link Transactional @Transactional},
+ * {@link TestExecutionListeners @TestExecutionListeners}, and
+ * {@link ContextConfiguration @ContextConfiguration} annotations in conjunction
+ * with the following {@link TestExecutionListener TestExecutionListeners}:
  *
  * <ul>
  * <li>{@link DependencyInjectionTestExecutionListener}</li>
@@ -55,33 +55,29 @@ import static org.springframework.test.transaction.TransactionAssert.assertThatT
  *
  * @author Sam Brannen
  * @since 2.5
- * @see MethodLevelTransactionalSpringRunnerTests
+ * @see MethodLevelTransactionalSpringTests
  */
 @Transactional
-public class ClassLevelTransactionalSpringRunnerTests extends AbstractTransactionalSpringRunnerTests {
+@TestInstance(Lifecycle.PER_CLASS)
+class ClassLevelTransactionalSpringTests extends AbstractTransactionalSpringTests {
 
-	protected static JdbcTemplate jdbcTemplate;
+	private JdbcTemplate jdbcTemplate;
 
 
 	@Autowired
-	public void setDataSource(DataSource dataSource) {
+	void setDataSource(DataSource dataSource) {
 		jdbcTemplate = new JdbcTemplate(dataSource);
 	}
 
-	@AfterClass
-	public static void verifyFinalTestData() {
-		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(4);
-	}
-
-	@Before
-	public void verifyInitialTestData() {
+	@BeforeEach
+	void verifyInitialTestData() {
 		clearPersonTable(jdbcTemplate);
 		assertThat(addPerson(jdbcTemplate, BOB)).as("Adding bob").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the initial number of rows in the person table.").isEqualTo(1);
 	}
 
 	@Test
-	public void modifyTestDataWithinTransaction() {
+	void modifyTestDataWithinTransaction() {
 		assertThatTransaction().isActive();
 		assertThat(deletePerson(jdbcTemplate, BOB)).as("Deleting bob").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
@@ -91,7 +87,7 @@ public class ClassLevelTransactionalSpringRunnerTests extends AbstractTransactio
 
 	@Test
 	@Transactional(propagation = Propagation.NOT_SUPPORTED)
-	public void modifyTestDataWithoutTransaction() {
+	void modifyTestDataWithoutTransaction() {
 		assertThatTransaction().isNotActive();
 		assertThat(addPerson(jdbcTemplate, LUKE)).as("Adding luke").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, LEIA)).as("Adding leia").isEqualTo(1);
@@ -99,4 +95,10 @@ public class ClassLevelTransactionalSpringRunnerTests extends AbstractTransactio
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table without a transaction.").isEqualTo(4);
 	}
 
+	@AfterAll
+	void verifyFinalTestData() {
+		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(4);
+	}
+
 }
+
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/DefaultRollbackFalseRollbackAnnotationTransactionalTests.java b/spring-test/src/test/java/org/springframework/test/context/transaction/DefaultRollbackFalseRollbackAnnotationTransactionalTests.java
similarity index 71%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/DefaultRollbackFalseRollbackAnnotationTransactionalTests.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/DefaultRollbackFalseRollbackAnnotationTransactionalTests.java
index 01606bc62d..8584b4492d 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/DefaultRollbackFalseRollbackAnnotationTransactionalTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/DefaultRollbackFalseRollbackAnnotationTransactionalTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,19 +14,21 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.transaction;
+
 
 import javax.sql.DataSource;
 
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+import org.junit.jupiter.api.TestInstance.Lifecycle;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.test.annotation.Rollback;
-import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
 import org.springframework.transaction.annotation.Transactional;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -43,32 +45,32 @@ import static org.springframework.test.transaction.TransactionAssert.assertThatT
  * @since 4.2
  * @see Rollback
  * @see Transactional#transactionManager
- * @see DefaultRollbackFalseTransactionalTests
+ * @see DefaultRollbackTrueRollbackAnnotationTransactionalTests
  */
-@RunWith(SpringRunner.class)
-@ContextConfiguration(classes = EmbeddedPersonDatabaseTestsConfig.class, inheritLocations = false)
+@SpringJUnitConfig(classes = EmbeddedPersonDatabaseTestsConfig.class, inheritLocations = false)
 @Transactional("txMgr")
 @Rollback(false)
-public class DefaultRollbackFalseRollbackAnnotationTransactionalTests extends AbstractTransactionalSpringRunnerTests {
+@TestInstance(Lifecycle.PER_CLASS)
+class DefaultRollbackFalseRollbackAnnotationTransactionalTests extends AbstractTransactionalSpringTests {
 
-	private static JdbcTemplate jdbcTemplate;
+	JdbcTemplate jdbcTemplate;
 
 
 	@Autowired
-	public void setDataSource(DataSource dataSource) {
+	void setDataSource(DataSource dataSource) {
 		jdbcTemplate = new JdbcTemplate(dataSource);
 	}
 
 
-	@Before
-	public void verifyInitialTestData() {
+	@BeforeEach
+	void verifyInitialTestData() {
 		clearPersonTable(jdbcTemplate);
 		assertThat(addPerson(jdbcTemplate, BOB)).as("Adding bob").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the initial number of rows in the person table.").isEqualTo(1);
 	}
 
 	@Test
-	public void modifyTestDataWithinTransaction() {
+	void modifyTestDataWithinTransaction() {
 		assertThatTransaction().isActive();
 		assertThat(deletePerson(jdbcTemplate, BOB)).as("Deleting bob").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
@@ -76,8 +78,8 @@ public class DefaultRollbackFalseRollbackAnnotationTransactionalTests extends Ab
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within a transaction.").isEqualTo(2);
 	}
 
-	@AfterClass
-	public static void verifyFinalTestData() {
+	@AfterAll
+	void verifyFinalTestData() {
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(2);
 	}
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/DefaultRollbackTrueRollbackAnnotationTransactionalTests.java b/spring-test/src/test/java/org/springframework/test/context/transaction/DefaultRollbackTrueRollbackAnnotationTransactionalTests.java
similarity index 70%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/DefaultRollbackTrueRollbackAnnotationTransactionalTests.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/DefaultRollbackTrueRollbackAnnotationTransactionalTests.java
index 280ee36bd4..c9bffd68e6 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/DefaultRollbackTrueRollbackAnnotationTransactionalTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/DefaultRollbackTrueRollbackAnnotationTransactionalTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,19 +14,21 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.transaction;
 
 import javax.sql.DataSource;
 
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+import org.junit.jupiter.api.TestInstance.Lifecycle;
+import org.junit.jupiter.api.Timeout;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.test.annotation.Rollback;
-import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
 import org.springframework.transaction.annotation.Transactional;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -43,42 +45,43 @@ import static org.springframework.test.transaction.TransactionAssert.assertThatT
  * @since 4.2
  * @see Rollback
  * @see Transactional#transactionManager
- * @see DefaultRollbackTrueTransactionalTests
+ * @see DefaultRollbackFalseRollbackAnnotationTransactionalTests
  */
-@RunWith(SpringRunner.class)
-@ContextConfiguration(classes = EmbeddedPersonDatabaseTestsConfig.class, inheritLocations = false)
+@SpringJUnitConfig(classes = EmbeddedPersonDatabaseTestsConfig.class, inheritLocations = false)
 @Transactional("txMgr")
 @Rollback(true)
-public class DefaultRollbackTrueRollbackAnnotationTransactionalTests extends AbstractTransactionalSpringRunnerTests {
+@TestInstance(Lifecycle.PER_CLASS)
+class DefaultRollbackTrueRollbackAnnotationTransactionalTests extends AbstractTransactionalSpringTests {
 
 	private static int originalNumRows;
 
-	private static JdbcTemplate jdbcTemplate;
+	JdbcTemplate jdbcTemplate;
 
 
 	@Autowired
-	public void setDataSource(DataSource dataSource) {
+	void setDataSource(DataSource dataSource) {
 		jdbcTemplate = new JdbcTemplate(dataSource);
 	}
 
 
-	@Before
-	public void verifyInitialTestData() {
+	@BeforeEach
+	void verifyInitialTestData() {
 		originalNumRows = clearPersonTable(jdbcTemplate);
 		assertThat(addPerson(jdbcTemplate, BOB)).as("Adding bob").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the initial number of rows in the person table.").isEqualTo(1);
 	}
 
-	@Test(timeout = 1000)
-	public void modifyTestDataWithinTransaction() {
+	@Test
+	@Timeout(1)
+	void modifyTestDataWithinTransaction() {
 		assertThatTransaction().isActive();
 		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, SUE)).as("Adding sue").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within a transaction.").isEqualTo(3);
 	}
 
-	@AfterClass
-	public static void verifyFinalTestData() {
+	@AfterAll
+	void verifyFinalTestData() {
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(originalNumRows);
 	}
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/EmbeddedPersonDatabaseTestsConfig.java b/spring-test/src/test/java/org/springframework/test/context/transaction/EmbeddedPersonDatabaseTestsConfig.java
similarity index 85%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/EmbeddedPersonDatabaseTestsConfig.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/EmbeddedPersonDatabaseTestsConfig.java
index 3ea1f029e0..d74b2b983e 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/EmbeddedPersonDatabaseTestsConfig.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/EmbeddedPersonDatabaseTestsConfig.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.transaction;
 
 import javax.sql.DataSource;
 
@@ -32,15 +32,15 @@ import org.springframework.transaction.PlatformTransactionManager;
  * @since 4.2
  */
 @Configuration
-public class EmbeddedPersonDatabaseTestsConfig {
+class EmbeddedPersonDatabaseTestsConfig {
 
 	@Bean
-	public PlatformTransactionManager txMgr() {
+	PlatformTransactionManager txMgr() {
 		return new DataSourceTransactionManager(dataSource());
 	}
 
 	@Bean
-	public DataSource dataSource() {
+	DataSource dataSource() {
 		return new EmbeddedDatabaseBuilder()
 				.generateUniqueName(true)
 				.addScript("classpath:/org/springframework/test/jdbc/schema.sql")
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/MethodLevelTransactionalSpringRunnerTests.java b/spring-test/src/test/java/org/springframework/test/context/transaction/MethodLevelTransactionalSpringTests.java
similarity index 74%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/MethodLevelTransactionalSpringRunnerTests.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/MethodLevelTransactionalSpringTests.java
index 1c959ac671..f47bc83a13 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/MethodLevelTransactionalSpringRunnerTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/MethodLevelTransactionalSpringTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,13 +14,15 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.transaction;
 
 import javax.sql.DataSource;
 
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+import org.junit.jupiter.api.TestInstance.Lifecycle;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
@@ -30,19 +32,17 @@ import org.springframework.test.context.TestExecutionListener;
 import org.springframework.test.context.TestExecutionListeners;
 import org.springframework.test.context.support.DependencyInjectionTestExecutionListener;
 import org.springframework.test.context.support.DirtiesContextTestExecutionListener;
-import org.springframework.test.context.transaction.TransactionalTestExecutionListener;
 import org.springframework.transaction.annotation.Transactional;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.springframework.test.transaction.TransactionAssert.assertThatTransaction;
 
 /**
- * JUnit 4 based integration test which verifies support of Spring's
- * {@link Transactional &#64;Transactional}, {@link TestExecutionListeners
- * &#64;TestExecutionListeners}, and {@link ContextConfiguration
- * &#64;ContextConfiguration} annotations in conjunction with the
- * {@link SpringRunner} and the following
- * {@link TestExecutionListener TestExecutionListeners}:
+ * JUnit based integration test which verifies support of Spring's
+ * {@link Transactional @Transactional},
+ * {@link TestExecutionListeners @TestExecutionListeners}, and
+ * {@link ContextConfiguration @ContextConfiguration} annotations in conjunction
+ * with the following {@link TestExecutionListener TestExecutionListeners}:
  *
  * <ul>
  * <li>{@link DependencyInjectionTestExecutionListener}</li>
@@ -55,28 +55,24 @@ import static org.springframework.test.transaction.TransactionAssert.assertThatT
  *
  * @author Sam Brannen
  * @since 2.5
- * @see ClassLevelTransactionalSpringRunnerTests
+ * @see ClassLevelTransactionalSpringTests
  */
 @TestExecutionListeners({ DependencyInjectionTestExecutionListener.class, DirtiesContextTestExecutionListener.class,
 	TransactionalTestExecutionListener.class })
-public class MethodLevelTransactionalSpringRunnerTests extends AbstractTransactionalSpringRunnerTests {
+@TestInstance(Lifecycle.PER_CLASS)
+class MethodLevelTransactionalSpringTests extends AbstractTransactionalSpringTests {
 
-	protected static JdbcTemplate jdbcTemplate;
+	private JdbcTemplate jdbcTemplate;
 
 
 	@Autowired
 	@Qualifier("dataSource2")
-	public void setDataSource(DataSource dataSource) {
+	void setDataSource(DataSource dataSource) {
 		jdbcTemplate = new JdbcTemplate(dataSource);
 	}
 
-	@AfterClass
-	public static void verifyFinalTestData() {
-		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(4);
-	}
-
-	@Before
-	public void verifyInitialTestData() {
+	@BeforeEach
+	void verifyInitialTestData() {
 		clearPersonTable(jdbcTemplate);
 		assertThat(addPerson(jdbcTemplate, BOB)).as("Adding bob").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the initial number of rows in the person table.").isEqualTo(1);
@@ -84,7 +80,7 @@ public class MethodLevelTransactionalSpringRunnerTests extends AbstractTransacti
 
 	@Test
 	@Transactional("transactionManager2")
-	public void modifyTestDataWithinTransaction() {
+	void modifyTestDataWithinTransaction() {
 		assertThatTransaction().isActive();
 		assertThat(deletePerson(jdbcTemplate, BOB)).as("Deleting bob").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
@@ -93,7 +89,7 @@ public class MethodLevelTransactionalSpringRunnerTests extends AbstractTransacti
 	}
 
 	@Test
-	public void modifyTestDataWithoutTransaction() {
+	void modifyTestDataWithoutTransaction() {
 		assertThatTransaction().isNotActive();
 		assertThat(addPerson(jdbcTemplate, LUKE)).as("Adding luke").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, LEIA)).as("Adding leia").isEqualTo(1);
@@ -101,4 +97,10 @@ public class MethodLevelTransactionalSpringRunnerTests extends AbstractTransacti
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table without a transaction.").isEqualTo(4);
 	}
 
+	@AfterAll
+	void verifyFinalTestData() {
+		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(4);
+	}
+
 }
+
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackFalseTransactionalTests.java b/spring-test/src/test/java/org/springframework/test/context/transaction/RollbackOverrideDefaultRollbackFalseTransactionalTests.java
similarity index 74%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackFalseTransactionalTests.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/RollbackOverrideDefaultRollbackFalseTransactionalTests.java
index deb69f9ea4..57cbbc7eaa 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackFalseTransactionalTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/RollbackOverrideDefaultRollbackFalseTransactionalTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,16 +14,12 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.transaction;
 
-import javax.sql.DataSource;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.Test;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.test.annotation.Rollback;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -38,23 +34,15 @@ import static org.springframework.test.transaction.TransactionAssert.assertThatT
  * @since 2.5
  * @see Rollback
  */
-public class RollbackOverrideDefaultRollbackFalseTransactionalTests
+class RollbackOverrideDefaultRollbackFalseTransactionalTests
 		extends DefaultRollbackFalseRollbackAnnotationTransactionalTests {
 
 	private static int originalNumRows;
 
-	private static JdbcTemplate jdbcTemplate;
 
-
-	@Autowired
+	@BeforeEach
 	@Override
-	public void setDataSource(DataSource dataSource) {
-		jdbcTemplate = new JdbcTemplate(dataSource);
-	}
-
-	@Before
-	@Override
-	public void verifyInitialTestData() {
+	void verifyInitialTestData() {
 		originalNumRows = clearPersonTable(jdbcTemplate);
 		assertThat(addPerson(jdbcTemplate, BOB)).as("Adding bob").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the initial number of rows in the person table.").isEqualTo(1);
@@ -63,7 +51,7 @@ public class RollbackOverrideDefaultRollbackFalseTransactionalTests
 	@Test
 	@Rollback
 	@Override
-	public void modifyTestDataWithinTransaction() {
+	void modifyTestDataWithinTransaction() {
 		assertThatTransaction().isActive();
 		assertThat(deletePerson(jdbcTemplate, BOB)).as("Deleting bob").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
@@ -71,8 +59,9 @@ public class RollbackOverrideDefaultRollbackFalseTransactionalTests
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within a transaction.").isEqualTo(2);
 	}
 
-	@AfterClass
-	public static void verifyFinalTestData() {
+	@AfterAll
+	@Override
+	void verifyFinalTestData() {
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(originalNumRows);
 	}
 
diff --git a/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackTrueTransactionalTests.java b/spring-test/src/test/java/org/springframework/test/context/transaction/RollbackOverrideDefaultRollbackTrueTransactionalTests.java
similarity index 72%
rename from spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackTrueTransactionalTests.java
rename to spring-test/src/test/java/org/springframework/test/context/transaction/RollbackOverrideDefaultRollbackTrueTransactionalTests.java
index 3661ceca9f..422f4875ce 100644
--- a/spring-test/src/test/java/org/springframework/test/context/junit4/RollbackOverrideDefaultRollbackTrueTransactionalTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/transaction/RollbackOverrideDefaultRollbackTrueTransactionalTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2025 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.
@@ -14,16 +14,12 @@
  * limitations under the License.
  */
 
-package org.springframework.test.context.junit4;
+package org.springframework.test.context.transaction;
 
-import javax.sql.DataSource;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 
-import org.junit.AfterClass;
-import org.junit.Before;
-import org.junit.Test;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.test.annotation.Rollback;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -38,21 +34,12 @@ import static org.springframework.test.transaction.TransactionAssert.assertThatT
  * @since 2.5
  * @see Rollback
  */
-public class RollbackOverrideDefaultRollbackTrueTransactionalTests
+class RollbackOverrideDefaultRollbackTrueTransactionalTests
 		extends DefaultRollbackTrueRollbackAnnotationTransactionalTests {
 
-	private static JdbcTemplate jdbcTemplate;
-
-
+	@BeforeEach
 	@Override
-	@Autowired
-	public void setDataSource(DataSource dataSource) {
-		jdbcTemplate = new JdbcTemplate(dataSource);
-	}
-
-	@Before
-	@Override
-	public void verifyInitialTestData() {
+	void verifyInitialTestData() {
 		clearPersonTable(jdbcTemplate);
 		assertThat(addPerson(jdbcTemplate, BOB)).as("Adding bob").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the initial number of rows in the person table.").isEqualTo(1);
@@ -61,15 +48,16 @@ public class RollbackOverrideDefaultRollbackTrueTransactionalTests
 	@Test
 	@Rollback(false)
 	@Override
-	public void modifyTestDataWithinTransaction() {
+	void modifyTestDataWithinTransaction() {
 		assertThatTransaction().isActive();
 		assertThat(addPerson(jdbcTemplate, JANE)).as("Adding jane").isEqualTo(1);
 		assertThat(addPerson(jdbcTemplate, SUE)).as("Adding sue").isEqualTo(1);
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the number of rows in the person table within a transaction.").isEqualTo(3);
 	}
 
-	@AfterClass
-	public static void verifyFinalTestData() {
+	@AfterAll
+	@Override
+	void verifyFinalTestData() {
 		assertThat(countRowsInPersonTable(jdbcTemplate)).as("Verifying the final number of rows in the person table after all tests.").isEqualTo(3);
 	}
 
diff --git a/spring-test/src/test/resources/org/springframework/test/context/junit4/SpringJUnit4ClassRunnerAppCtxTests-context.xml b/spring-test/src/test/resources/org/springframework/test/context/config/CoreContextConfigurationAppCtxTests-context.xml
similarity index 100%
rename from spring-test/src/test/resources/org/springframework/test/context/junit4/SpringJUnit4ClassRunnerAppCtxTests-context.xml
rename to spring-test/src/test/resources/org/springframework/test/context/config/CoreContextConfigurationAppCtxTests-context.xml
diff --git a/spring-test/src/test/resources/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context1.xml b/spring-test/src/test/resources/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests-context1.xml
similarity index 100%
rename from spring-test/src/test/resources/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context1.xml
rename to spring-test/src/test/resources/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests-context1.xml
diff --git a/spring-test/src/test/resources/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context2.xml b/spring-test/src/test/resources/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests-context2.xml
similarity index 100%
rename from spring-test/src/test/resources/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context2.xml
rename to spring-test/src/test/resources/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests-context2.xml
diff --git a/spring-test/src/test/resources/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context3.xml b/spring-test/src/test/resources/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests-context3.xml
similarity index 100%
rename from spring-test/src/test/resources/org/springframework/test/context/junit4/MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests-context3.xml
rename to spring-test/src/test/resources/org/springframework/test/context/config/MultipleResourcesContextConfigurationAppCtxTests-context3.xml
diff --git a/spring-test/src/test/resources/org/springframework/test/context/junit4/ConcreteTransactionalJUnit4SpringContextTests-context.xml b/spring-test/src/test/resources/org/springframework/test/context/junit4/ConcreteTransactionalJUnit4SpringContextTests-context.xml
index d014ce74d1..2314a9b90a 100644
--- a/spring-test/src/test/resources/org/springframework/test/context/junit4/ConcreteTransactionalJUnit4SpringContextTests-context.xml
+++ b/spring-test/src/test/resources/org/springframework/test/context/junit4/ConcreteTransactionalJUnit4SpringContextTests-context.xml
@@ -4,7 +4,7 @@
 	xsi:schemaLocation="http://www.springframework.org/schema/jdbc https://www.springframework.org/schema/jdbc/spring-jdbc.xsd
 		http://www.springframework.org/schema/beans https://www.springframework.org/schema/beans/spring-beans.xsd">
 
-	<import resource="transactionalTests-context.xml" />
+	<import resource="classpath:/org/springframework/test/context/transaction/transactionalTests-context.xml" />
 
 	<jdbc:initialize-database data-source="dataSource" >
 		<jdbc:script location="classpath:/org/springframework/test/jdbc/data.sql"/>
diff --git a/spring-test/src/test/resources/org/springframework/test/context/junit4/transactionalTests-context.xml b/spring-test/src/test/resources/org/springframework/test/context/transaction/transactionalTests-context.xml
similarity index 100%
rename from spring-test/src/test/resources/org/springframework/test/context/junit4/transactionalTests-context.xml
rename to spring-test/src/test/resources/org/springframework/test/context/transaction/transactionalTests-context.xml