Concurrency and exception message refinements for test transactions

(cherry picked from commit a0cc800)

spring-test/src/main/java/org/springframework/test/context/transaction/AfterTransaction.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -28,15 +28,15 @@ import java.lang.annotation.Target;
  * configured to run within a transaction via Spring's {@code @Transactional}
  * annotation.
  *
- * <p>As of Spring Framework 4.3, {@code @AfterTransaction} may be declared on
- * Java 8 based interface default methods.
- *
  * <p>{@code @AfterTransaction} methods declared in superclasses or as interface
  * default methods will be executed after those of the current test class.
  *
  * <p>As of Spring Framework 4.0, this annotation may be used as a
  * <em>meta-annotation</em> to create custom <em>composed annotations</em>.
  *
+ * <p>As of Spring Framework 4.3, {@code @AfterTransaction} may also be
+ * declared on Java 8 based interface default methods.
+ *
  * @author Sam Brannen
  * @since 2.5
  * @see org.springframework.transaction.annotation.Transactional

spring-test/src/main/java/org/springframework/test/context/transaction/BeforeTransaction.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -28,15 +28,15 @@ import java.lang.annotation.Target;
  * configured to run within a transaction via Spring's {@code @Transactional}
  * annotation.
  *
- * <p>As of Spring Framework 4.3, {@code @BeforeTransaction} may be declared on
- * Java 8 based interface default methods.
- *
  * <p>{@code @BeforeTransaction} methods declared in superclasses or as interface
  * default methods will be executed before those of the current test class.
  *
  * <p>As of Spring Framework 4.0, this annotation may be used as a
  * <em>meta-annotation</em> to create custom <em>composed annotations</em>.
  *
+ * <p>As of Spring Framework 4.3, {@code @BeforeTransaction} may also be
+ * declared on Java 8 based interface default methods.
+ *
  * @author Sam Brannen
  * @since 2.5
  * @see org.springframework.transaction.annotation.Transactional

spring-test/src/main/java/org/springframework/test/context/transaction/TestContextTransactionUtils.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -38,6 +38,7 @@ import org.springframework.util.StringUtils;
 /**
  * Utility methods for working with transactions and data access related beans
  * within the <em>Spring TestContext Framework</em>.
+ *
  * <p>Mainly for internal use within the framework.
  *
  * @author Sam Brannen
@@ -46,8 +47,6 @@ import org.springframework.util.StringUtils;
  */
 public abstract class TestContextTransactionUtils {
 
-	private static final Log logger = LogFactory.getLog(TestContextTransactionUtils.class);
-
 	/**
 	 * Default bean name for a {@link DataSource}: {@code "dataSource"}.
 	 */
@@ -60,9 +59,8 @@ public abstract class TestContextTransactionUtils {
 	public static final String DEFAULT_TRANSACTION_MANAGER_NAME = "transactionManager";
 
 
-	private TestContextTransactionUtils() {
-		/* prevent instantiation */
-	}
+	private static final Log logger = LogFactory.getLog(TestContextTransactionUtils.class);
+
 
 	/**
 	 * Retrieve the {@link DataSource} to use for the supplied {@linkplain TestContext
@@ -80,8 +78,8 @@ public abstract class TestContextTransactionUtils {
 	 * {@linkplain #DEFAULT_DATA_SOURCE_NAME default data source name}.
 	 * @param testContext the test context for which the {@code DataSource}
 	 * should be retrieved; never {@code null}
-	 * @param name the name of the {@code DataSource} to retrieve; may be {@code null}
-	 * or <em>empty</em>
+	 * @param name the name of the {@code DataSource} to retrieve
+	 * (may be {@code null} or <em>empty</em>)
 	 * @return the {@code DataSource} to use, or {@code null} if not found
 	 * @throws BeansException if an error occurs while retrieving an explicitly
 	 * named {@code DataSource}
@@ -91,14 +89,14 @@ public abstract class TestContextTransactionUtils {
 		BeanFactory bf = testContext.getApplicationContext().getAutowireCapableBeanFactory();
 
 		try {
-			// look up by type and explicit name
+			// Look up by type and explicit name
 			if (StringUtils.hasText(name)) {
 				return bf.getBean(name, DataSource.class);
 			}
 		}
 		catch (BeansException ex) {
-			logger.error(
-				String.format("Failed to retrieve DataSource named '%s' for test context %s", name, testContext), ex);
+			logger.error(String.format("Failed to retrieve DataSource named '%s' for test context %s",
+					name, testContext), ex);
 			throw ex;
 		}
 
@@ -106,9 +104,9 @@ public abstract class TestContextTransactionUtils {
 			if (bf instanceof ListableBeanFactory) {
 				ListableBeanFactory lbf = (ListableBeanFactory) bf;
 
-				// look up single bean by type
-				Map<String, DataSource> dataSources = BeanFactoryUtils.beansOfTypeIncludingAncestors(lbf,
-					DataSource.class);
+				// Look up single bean by type
+				Map<String, DataSource> dataSources =
+						BeanFactoryUtils.beansOfTypeIncludingAncestors(lbf, DataSource.class);
 				if (dataSources.size() == 1) {
 					return dataSources.values().iterator().next();
 				}
@@ -150,8 +148,8 @@ public abstract class TestContextTransactionUtils {
 	 * name}.
 	 * @param testContext the test context for which the transaction manager
 	 * should be retrieved; never {@code null}
-	 * @param name the name of the transaction manager to retrieve; may be
-	 * {@code null} or <em>empty</em>
+	 * @param name the name of the transaction manager to retrieve
+	 * (may be {@code null} or <em>empty</em>)
 	 * @return the transaction manager to use, or {@code null} if not found
 	 * @throws BeansException if an error occurs while retrieving an explicitly
 	 * named transaction manager
@@ -163,14 +161,14 @@ public abstract class TestContextTransactionUtils {
 		BeanFactory bf = testContext.getApplicationContext().getAutowireCapableBeanFactory();
 
 		try {
-			// look up by type and explicit name
+			// Look up by type and explicit name
 			if (StringUtils.hasText(name)) {
 				return bf.getBean(name, PlatformTransactionManager.class);
 			}
 		}
 		catch (BeansException ex) {
-			logger.error(String.format("Failed to retrieve transaction manager named '%s' for test context %s", name,
-				testContext), ex);
+			logger.error(String.format("Failed to retrieve transaction manager named '%s' for test context %s",
+					name, testContext), ex);
 			throw ex;
 		}
 
@@ -178,28 +176,26 @@ public abstract class TestContextTransactionUtils {
 			if (bf instanceof ListableBeanFactory) {
 				ListableBeanFactory lbf = (ListableBeanFactory) bf;
 
-				// look up single bean by type
-				Map<String, PlatformTransactionManager> txMgrs = BeanFactoryUtils.beansOfTypeIncludingAncestors(lbf,
-					PlatformTransactionManager.class);
+				// Look up single bean by type
+				Map<String, PlatformTransactionManager> txMgrs =
+						BeanFactoryUtils.beansOfTypeIncludingAncestors(lbf, PlatformTransactionManager.class);
 				if (txMgrs.size() == 1) {
 					return txMgrs.values().iterator().next();
 				}
 
 				try {
-					// look up single bean by type, with support for 'primary' beans
+					// Look up single bean by type, with support for 'primary' beans
 					return bf.getBean(PlatformTransactionManager.class);
 				}
 				catch (BeansException ex) {
 					logBeansException(testContext, ex, PlatformTransactionManager.class);
 				}
 
-				// look up single TransactionManagementConfigurer
-				Map<String, TransactionManagementConfigurer> configurers = BeanFactoryUtils.beansOfTypeIncludingAncestors(
-					lbf, TransactionManagementConfigurer.class);
-				if (configurers.size() > 1) {
-					throw new IllegalStateException(
+				// Look up single TransactionManagementConfigurer
+				Map<String, TransactionManagementConfigurer> configurers =
+						BeanFactoryUtils.beansOfTypeIncludingAncestors(lbf, TransactionManagementConfigurer.class);
+				Assert.state(configurers.size() <= 1,
 						"Only one TransactionManagementConfigurer may exist in the ApplicationContext");
-				}
 				if (configurers.size() == 1) {
 					return configurers.values().iterator().next().annotationDrivenTransactionManager();
 				}
@@ -225,13 +221,13 @@ public abstract class TestContextTransactionUtils {
 	 * Create a delegating {@link TransactionAttribute} for the supplied target
 	 * {@link TransactionAttribute} and {@link TestContext}, using the names of
 	 * the test class and test method to build the name of the transaction.
-	 *
-	 * @param testContext the {@code TestContext} upon which to base the name; never {@code null}
-	 * @param targetAttribute the {@code TransactionAttribute} to delegate to; never {@code null}
+	 * @param testContext the {@code TestContext} upon which to base the name
+	 * @param targetAttribute the {@code TransactionAttribute} to delegate to
 	 * @return the delegating {@code TransactionAttribute}
 	 */
-	public static TransactionAttribute createDelegatingTransactionAttribute(TestContext testContext,
-			TransactionAttribute targetAttribute) {
+	public static TransactionAttribute createDelegatingTransactionAttribute(
+			TestContext testContext, TransactionAttribute targetAttribute) {
+
 		Assert.notNull(testContext, "TestContext must not be null");
 		Assert.notNull(targetAttribute, "Target TransactionAttribute must not be null");
 		return new TestContextTransactionAttribute(targetAttribute, testContext);

spring-test/src/main/java/org/springframework/test/context/transaction/TestTransaction.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -18,6 +18,7 @@ package org.springframework.test.context.transaction;
 
 import org.springframework.test.context.TestExecutionListeners;
 import org.springframework.transaction.TransactionStatus;
+import org.springframework.util.Assert;
 
 /**
  * {@code TestTransaction} provides a collection of static utility methods for
@@ -49,10 +50,8 @@ public class TestTransaction {
 		TransactionContext transactionContext = TransactionContextHolder.getCurrentTransactionContext();
 		if (transactionContext != null) {
 			TransactionStatus transactionStatus = transactionContext.getTransactionStatus();
-			return (transactionStatus != null) && (!transactionStatus.isCompleted());
+			return (transactionStatus != null && !transactionStatus.isCompleted());
 		}
-
-		// else
 		return false;
 	}
 
@@ -79,8 +78,7 @@ public class TestTransaction {
 	 * Rather, the value of this flag will be used to determine whether or not
 	 * the current test-managed transaction should be rolled back or committed
 	 * once it is {@linkplain #end ended}.
-	 * @throws IllegalStateException if a transaction is not active for the
-	 * current test
+	 * @throws IllegalStateException if no transaction is active for the current test
 	 * @see #isActive()
 	 * @see #isFlaggedForRollback()
 	 * @see #start()
@@ -96,8 +94,7 @@ public class TestTransaction {
 	 * Rather, the value of this flag will be used to determine whether or not
 	 * the current test-managed transaction should be rolled back or committed
 	 * once it is {@linkplain #end ended}.
-	 * @throws IllegalStateException if a transaction is not active for the
-	 * current test
+	 * @throws IllegalStateException if no transaction is active for the current test
 	 * @see #isActive()
 	 * @see #isFlaggedForRollback()
 	 * @see #start()
@@ -121,9 +118,9 @@ public class TestTransaction {
 	}
 
 	/**
-	 * Immediately force a <em>commit</em> or <em>rollback</em> of the current
-	 * test-managed transaction, according to the {@linkplain #isFlaggedForRollback
-	 * rollback flag}.
+	 * Immediately force a <em>commit</em> or <em>rollback</em> of the
+	 * current test-managed transaction, according to the
+	 * {@linkplain #isFlaggedForRollback rollback flag}.
 	 * @throws IllegalStateException if the transaction context could not be
 	 * retrieved or if a transaction is not active for the current test
 	 * @see #isActive()
@@ -133,11 +130,10 @@ public class TestTransaction {
 		requireCurrentTransactionContext().endTransaction();
 	}
 
+
 	private static TransactionContext requireCurrentTransactionContext() {
 		TransactionContext txContext = TransactionContextHolder.getCurrentTransactionContext();
-		if (txContext == null) {
-			throw new IllegalStateException("TransactionContext is not active");
-		}
+		Assert.state(txContext != null, "TransactionContext is not active");
 		return txContext;
 	}
 
@@ -145,4 +141,4 @@ public class TestTransaction {
 		requireCurrentTransactionContext().setFlaggedForRollback(flag);
 	}
 
-}
+}

spring-test/src/main/java/org/springframework/test/context/transaction/TransactionContext.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2017 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -16,6 +16,8 @@
 
 package org.springframework.test.context.transaction;
 
+import java.util.concurrent.atomic.AtomicInteger;
+
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 
@@ -24,6 +26,7 @@ import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.TransactionDefinition;
 import org.springframework.transaction.TransactionException;
 import org.springframework.transaction.TransactionStatus;
+import org.springframework.util.Assert;
 
 /**
  * Transaction context for a specific {@link TestContext}.
@@ -50,7 +53,7 @@ class TransactionContext {
 
 	private TransactionStatus transactionStatus;
 
-	private volatile int transactionsStarted = 0;
+	private final AtomicInteger transactionsStarted = new AtomicInteger(0);
 
 
 	TransactionContext(TestContext testContext, PlatformTransactionManager transactionManager,
@@ -79,32 +82,30 @@ class TransactionContext {
 
 	void setFlaggedForRollback(boolean flaggedForRollback) {
 		if (this.transactionStatus == null) {
-			throw new IllegalStateException(String.format(
-				"Failed to set rollback flag for test context %s: transaction does not exist.", this.testContext));
+			throw new IllegalStateException(
+					"Failed to set rollback flag - transaction does not exist: " + this.testContext);
 		}
 		this.flaggedForRollback = flaggedForRollback;
 	}
 
 	/**
-	 * Start a new transaction for the configured {@linkplain #getTestContext test context}.
+	 * Start a new transaction for the configured test context.
 	 * <p>Only call this method if {@link #endTransaction} has been called or if no
 	 * transaction has been previously started.
 	 * @throws TransactionException if starting the transaction fails
 	 */
 	void startTransaction() {
-		if (this.transactionStatus != null) {
-			throw new IllegalStateException(
-				"Cannot start a new transaction without ending the existing transaction first.");
-		}
+		Assert.state(this.transactionStatus == null,
+				"Cannot start a new transaction without ending the existing transaction first");
 
 		this.flaggedForRollback = this.defaultRollback;
 		this.transactionStatus = this.transactionManager.getTransaction(this.transactionDefinition);
-		++this.transactionsStarted;
+		int transactionsStarted = this.transactionsStarted.incrementAndGet();
 
 		if (logger.isInfoEnabled()) {
 			logger.info(String.format(
 					"Began transaction (%s) for test context %s; transaction manager [%s]; rollback [%s]",
-					this.transactionsStarted, this.testContext, this.transactionManager, flaggedForRollback));
+					transactionsStarted, this.testContext, this.transactionManager, flaggedForRollback));
 		}
 	}
 
@@ -119,8 +120,8 @@ class TransactionContext {
 					this.testContext, this.transactionStatus, this.flaggedForRollback));
 		}
 		if (this.transactionStatus == null) {
-			throw new IllegalStateException(String.format(
-					"Failed to end transaction for test context %s: transaction does not exist.", this.testContext));
+			throw new IllegalStateException(
+					"Failed to end transaction - transaction does not exist: " + this.testContext);
 		}
 
 		try {
@@ -136,8 +137,8 @@ class TransactionContext {
 		}
 
 		if (logger.isInfoEnabled()) {
-			logger.info(String.format("%s transaction for test context %s.",
-					(this.flaggedForRollback ? "Rolled back" : "Committed"), this.testContext));
+			logger.info((this.flaggedForRollback ? "Rolled back" : "Committed") +
+					" transaction for test: " + this.testContext);
 		}
 	}
 

spring-test/src/main/java/org/springframework/test/context/transaction/TransactionContextHolder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2017 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -39,11 +39,9 @@ class TransactionContextHolder {
 	}
 
 	static TransactionContext removeCurrentTransactionContext() {
-		synchronized (currentTransactionContext) {
-			TransactionContext transactionContext = currentTransactionContext.get();
-			currentTransactionContext.remove();
-			return transactionContext;
-		}
+		TransactionContext transactionContext = currentTransactionContext.get();
+		currentTransactionContext.remove();
+		return transactionContext;
 	}
 
 }

spring-test/src/main/java/org/springframework/test/context/transaction/TransactionalTestExecutionListener.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -163,14 +163,12 @@ public class TransactionalTestExecutionListener extends AbstractTestExecutionLis
 	 */
 	@Override
 	public void beforeTestMethod(final TestContext testContext) throws Exception {
-		final Method testMethod = testContext.getTestMethod();
-		final Class<?> testClass = testContext.getTestClass();
-		Assert.notNull(testMethod, "The test method of the supplied TestContext must not be null");
+		Method testMethod = testContext.getTestMethod();
+		Class<?> testClass = testContext.getTestClass();
+		Assert.notNull(testMethod, "Test method of supplied TestContext must not be null");
 
 		TransactionContext txContext = TransactionContextHolder.removeCurrentTransactionContext();
-		if (txContext != null) {
-			throw new IllegalStateException("Cannot start a new transaction without ending the existing transaction.");
-		}
+		Assert.state(txContext == null, "Cannot start new transaction without ending existing transaction");
 
 		PlatformTransactionManager tm = null;
 		TransactionAttribute transactionAttribute = this.attributeSource.getTransactionAttribute(testMethod, testClass);
@@ -180,8 +178,8 @@ public class TransactionalTestExecutionListener extends AbstractTestExecutionLis
 				transactionAttribute);
 
 			if (logger.isDebugEnabled()) {
-				logger.debug("Explicit transaction definition [" + transactionAttribute + "] found for test context " +
-						testContext);
+				logger.debug("Explicit transaction definition [" + transactionAttribute +
+						"] found for test context " + testContext);
 			}
 
 			if (transactionAttribute.getPropagationBehavior() == TransactionDefinition.PROPAGATION_NOT_SUPPORTED) {
@@ -191,9 +189,8 @@ public class TransactionalTestExecutionListener extends AbstractTestExecutionLis
 			tm = getTransactionManager(testContext, transactionAttribute.getQualifier());
 
 			if (tm == null) {
-				throw new IllegalStateException(String.format(
-						"Failed to retrieve PlatformTransactionManager for @Transactional test for test context %s.",
-						testContext));
+				throw new IllegalStateException(
+						"Failed to retrieve PlatformTransactionManager for @Transactional test: " + testContext);
 			}
 		}
 
@@ -223,7 +220,7 @@ public class TransactionalTestExecutionListener extends AbstractTestExecutionLis
 			TransactionStatus transactionStatus = txContext.getTransactionStatus();
 			try {
 				// If the transaction is still active...
-				if ((transactionStatus != null) && !transactionStatus.isCompleted()) {
+				if (transactionStatus != null && !transactionStatus.isCompleted()) {
 					txContext.endTransaction();
 				}
 			}
@@ -380,15 +377,15 @@ public class TransactionalTestExecutionListener extends AbstractTestExecutionLis
 		TransactionConfigurationAttributes txConfigAttributes = retrieveConfigurationAttributes(testContext);
 
 		if (rollbackPresent && txConfigAttributes != defaultTxConfigAttributes) {
-			throw new IllegalStateException(String.format("Test class [%s] is annotated with both @Rollback "
-					+ "and @TransactionConfiguration, but only one is permitted.", testClass.getName()));
+			throw new IllegalStateException(String.format("Test class [%s] is annotated with both @Rollback " +
+					"and @TransactionConfiguration, but only one is permitted.", testClass.getName()));
 		}
 
 		if (rollbackPresent) {
 			boolean defaultRollback = rollback.value();
 			if (logger.isDebugEnabled()) {
-				logger.debug(String.format("Retrieved default @Rollback(%s) for test class [%s].", defaultRollback,
-					testClass.getName()));
+				logger.debug(String.format("Retrieved default @Rollback(%s) for test class [%s].",
+						defaultRollback, testClass.getName()));
 			}
 			return defaultRollback;
 		}

spring-test/src/test/java/org/springframework/test/context/transaction/PrimaryTransactionManagerTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -53,38 +53,6 @@ import static org.junit.Assert.*;
 @DirtiesContext
 public class PrimaryTransactionManagerTests {
 
-	@Configuration
-	static class Config {
-
-		@Primary
-		@Bean
-		public PlatformTransactionManager primaryTransactionManager() {
-			return new DataSourceTransactionManager(dataSource1());
-		}
-
-		@Bean
-		public PlatformTransactionManager additionalTransactionManager() {
-			return new DataSourceTransactionManager(dataSource2());
-		}
-
-		@Bean
-		public DataSource dataSource1() {
-			// @formatter:off
-			return new EmbeddedDatabaseBuilder()
-					.generateUniqueName(true)
-					.addScript("classpath:/org/springframework/test/context/jdbc/schema.sql")
-					.build();
-			// @formatter:on
-		}
-
-		@Bean
-		public DataSource dataSource2() {
-			return new EmbeddedDatabaseBuilder().generateUniqueName(true).build();
-		}
-
-	}
-
-
 	private JdbcTemplate jdbcTemplate;
 
 
@@ -93,11 +61,17 @@ public class PrimaryTransactionManagerTests {
 		this.jdbcTemplate = new JdbcTemplate(dataSource1);
 	}
 
+
 	@BeforeTransaction
 	public void beforeTransaction() {
 		assertNumUsers(0);
 	}
 
+	@AfterTransaction
+	public void afterTransaction() {
+		assertNumUsers(0);
+	}
+
 	@Test
 	@Transactional
 	public void transactionalTest() {
@@ -109,14 +83,38 @@ public class PrimaryTransactionManagerTests {
 		assertNumUsers(1);
 	}
 
-	@AfterTransaction
-	public void afterTransaction() {
-		assertNumUsers(0);
+	private void assertNumUsers(int expected) {
+		assertEquals("Number of rows in the 'user' table", expected,
+				JdbcTestUtils.countRowsInTable(this.jdbcTemplate, "user"));
 	}
 
-	private void assertNumUsers(int expected) {
-		assertEquals("Number of rows in the 'user' table.", expected,
-			JdbcTestUtils.countRowsInTable(this.jdbcTemplate, "user"));
+
+	@Configuration
+	static class Config {
+
+		@Primary
+		@Bean
+		public PlatformTransactionManager primaryTransactionManager() {
+			return new DataSourceTransactionManager(dataSource1());
+		}
+
+		@Bean
+		public PlatformTransactionManager additionalTransactionManager() {
+			return new DataSourceTransactionManager(dataSource2());
+		}
+
+		@Bean
+		public DataSource dataSource1() {
+			return new EmbeddedDatabaseBuilder()
+					.generateUniqueName(true)
+					.addScript("classpath:/org/springframework/test/context/jdbc/schema.sql")
+					.build();
+		}
+
+		@Bean
+		public DataSource dataSource2() {
+			return new EmbeddedDatabaseBuilder().generateUniqueName(true).build();
+		}
 	}
 
 }

spring-test/src/test/java/org/springframework/test/context/transaction/TransactionalTestExecutionListenerTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -23,7 +23,6 @@ import org.junit.After;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.ExpectedException;
-
 import org.mockito.BDDMockito;
 
 import org.springframework.core.annotation.AliasFor;
@@ -53,7 +52,6 @@ public class TransactionalTestExecutionListenerTests {
 	private final PlatformTransactionManager tm = mock(PlatformTransactionManager.class);
 
 	private final TransactionalTestExecutionListener listener = new TransactionalTestExecutionListener() {
-
 		@Override
 		protected PlatformTransactionManager getTransactionManager(TestContext testContext, String qualifier) {
 			return tm;
@@ -66,110 +64,21 @@ public class TransactionalTestExecutionListenerTests {
 	public ExpectedException exception = ExpectedException.none();
 
 
-	private void assertBeforeTestMethod(Class<? extends Invocable> clazz) throws Exception {
-		assertBeforeTestMethodWithTransactionalTestMethod(clazz);
-		assertBeforeTestMethodWithNonTransactionalTestMethod(clazz);
-	}
-
-	private void assertBeforeTestMethodWithTransactionalTestMethod(Class<? extends Invocable> clazz) throws Exception {
-		assertBeforeTestMethodWithTransactionalTestMethod(clazz, true);
-	}
-
-	private void assertBeforeTestMethodWithTransactionalTestMethod(Class<? extends Invocable> clazz, boolean invokedInTx)
-			throws Exception {
-		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
-		Invocable instance = clazz.newInstance();
-		given(testContext.getTestInstance()).willReturn(instance);
-		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("transactionalTest"));
-
-		assertFalse("callback should not have been invoked", instance.invoked());
-		TransactionContextHolder.removeCurrentTransactionContext();
-		listener.beforeTestMethod(testContext);
-		assertEquals(invokedInTx, instance.invoked());
-	}
-
-	private void assertBeforeTestMethodWithNonTransactionalTestMethod(Class<? extends Invocable> clazz)
-			throws Exception {
-		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
-		Invocable instance = clazz.newInstance();
-		given(testContext.getTestInstance()).willReturn(instance);
-		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("nonTransactionalTest"));
-
-		assertFalse("callback should not have been invoked", instance.invoked());
-		TransactionContextHolder.removeCurrentTransactionContext();
-		listener.beforeTestMethod(testContext);
-		assertFalse("callback should not have been invoked", instance.invoked());
-	}
-
-	private void assertAfterTestMethod(Class<? extends Invocable> clazz) throws Exception {
-		assertAfterTestMethodWithTransactionalTestMethod(clazz);
-		assertAfterTestMethodWithNonTransactionalTestMethod(clazz);
-	}
-
-	private void assertAfterTestMethodWithTransactionalTestMethod(Class<? extends Invocable> clazz) throws Exception {
-		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
-		Invocable instance = clazz.newInstance();
-		given(testContext.getTestInstance()).willReturn(instance);
-		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("transactionalTest"));
-
-		given(tm.getTransaction(BDDMockito.any(TransactionDefinition.class))).willReturn(new SimpleTransactionStatus());
-
-		assertFalse("callback should not have been invoked", instance.invoked());
-		TransactionContextHolder.removeCurrentTransactionContext();
-		listener.beforeTestMethod(testContext);
-		assertFalse("callback should not have been invoked", instance.invoked());
-		listener.afterTestMethod(testContext);
-		assertTrue("callback should have been invoked", instance.invoked());
-	}
-
-	private void assertAfterTestMethodWithNonTransactionalTestMethod(Class<? extends Invocable> clazz) throws Exception {
-		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
-		Invocable instance = clazz.newInstance();
-		given(testContext.getTestInstance()).willReturn(instance);
-		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("nonTransactionalTest"));
-
-		assertFalse("callback should not have been invoked", instance.invoked());
-		TransactionContextHolder.removeCurrentTransactionContext();
-		listener.beforeTestMethod(testContext);
-		listener.afterTestMethod(testContext);
-		assertFalse("callback should not have been invoked", instance.invoked());
-	}
-
-	private void assertTransactionConfigurationAttributes(Class<?> clazz, String transactionManagerName,
-			boolean defaultRollback) {
-		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
-
-		TransactionConfigurationAttributes attributes = listener.retrieveConfigurationAttributes(testContext);
-		assertNotNull(attributes);
-		assertEquals(transactionManagerName, attributes.getTransactionManagerName());
-		assertEquals(defaultRollback, attributes.isDefaultRollback());
-	}
-
-	private void assertIsRollback(Class<?> clazz, boolean rollback) throws NoSuchMethodException, Exception {
-		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
-		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("test"));
-		assertEquals(rollback, listener.isRollback(testContext));
-	}
-
 	@After
 	public void cleanUpThreadLocalStateForSubsequentTestClassesInSuite() {
 		TransactionContextHolder.removeCurrentTransactionContext();
 	}
 
-	/**
-	 * SPR-13895
-	 */
-	@Test
+
+	@Test  // SPR-13895
 	public void transactionalTestWithoutTransactionManager() throws Exception {
 		TransactionalTestExecutionListener listener = new TransactionalTestExecutionListener() {
-
 			protected PlatformTransactionManager getTransactionManager(TestContext testContext, String qualifier) {
 				return null;
 			}
 		};
 
 		Class<? extends Invocable> clazz = TransactionalDeclaredOnClassLocallyTestCase.class;
-
 		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
 		Invocable instance = clazz.newInstance();
 		given(testContext.getTestInstance()).willReturn(instance);
@@ -184,7 +93,7 @@ public class TransactionalTestExecutionListenerTests {
 		}
 		catch (IllegalStateException e) {
 			assertTrue(e.getMessage().startsWith(
-				"Failed to retrieve PlatformTransactionManager for @Transactional test for test context"));
+					"Failed to retrieve PlatformTransactionManager for @Transactional test"));
 		}
 	}
 
@@ -203,7 +112,7 @@ public class TransactionalTestExecutionListenerTests {
 		// Note: not actually invoked within a transaction since the test class is
 		// annotated with @MetaTxWithOverride(propagation = NOT_SUPPORTED)
 		assertBeforeTestMethodWithTransactionalTestMethod(
-			TransactionalDeclaredOnClassViaMetaAnnotationWithOverrideTestCase.class, false);
+				TransactionalDeclaredOnClassViaMetaAnnotationWithOverrideTestCase.class, false);
 	}
 
 	@Test
@@ -211,7 +120,7 @@ public class TransactionalTestExecutionListenerTests {
 		// Note: not actually invoked within a transaction since the method is
 		// annotated with @MetaTxWithOverride(propagation = NOT_SUPPORTED)
 		assertBeforeTestMethodWithTransactionalTestMethod(
-			TransactionalDeclaredOnMethodViaMetaAnnotationWithOverrideTestCase.class, false);
+				TransactionalDeclaredOnMethodViaMetaAnnotationWithOverrideTestCase.class, false);
 		assertBeforeTestMethodWithNonTransactionalTestMethod(TransactionalDeclaredOnMethodViaMetaAnnotationWithOverrideTestCase.class);
 	}
 
@@ -315,8 +224,7 @@ public class TransactionalTestExecutionListenerTests {
 		// @TransactionConfiguration. So we actually expect "" as the qualifier here,
 		// relying on beforeTestMethod() to properly obtain the actual qualifier via the
 		// TransactionAttribute.
-		assertTransactionConfigurationAttributes(TransactionalViaMetaAnnotationWithExplicitQualifierTestCase.class, "",
-			true);
+		assertTransactionConfigurationAttributes(TransactionalViaMetaAnnotationWithExplicitQualifierTestCase.class, "", true);
 	}
 
 	@Test
@@ -375,11 +283,95 @@ public class TransactionalTestExecutionListenerTests {
 	}
 
 
-	// -------------------------------------------------------------------------
+	private void assertBeforeTestMethod(Class<? extends Invocable> clazz) throws Exception {
+		assertBeforeTestMethodWithTransactionalTestMethod(clazz);
+		assertBeforeTestMethodWithNonTransactionalTestMethod(clazz);
+	}
+
+	private void assertBeforeTestMethodWithTransactionalTestMethod(Class<? extends Invocable> clazz) throws Exception {
+		assertBeforeTestMethodWithTransactionalTestMethod(clazz, true);
+	}
+
+	private void assertBeforeTestMethodWithTransactionalTestMethod(Class<? extends Invocable> clazz, boolean invokedInTx)
+			throws Exception {
+
+		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
+		Invocable instance = clazz.newInstance();
+		given(testContext.getTestInstance()).willReturn(instance);
+		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("transactionalTest"));
+
+		assertFalse("callback should not have been invoked", instance.invoked());
+		TransactionContextHolder.removeCurrentTransactionContext();
+		listener.beforeTestMethod(testContext);
+		assertEquals(invokedInTx, instance.invoked());
+	}
+
+	private void assertBeforeTestMethodWithNonTransactionalTestMethod(Class<? extends Invocable> clazz) throws Exception {
+		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
+		Invocable instance = clazz.newInstance();
+		given(testContext.getTestInstance()).willReturn(instance);
+		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("nonTransactionalTest"));
+
+		assertFalse("callback should not have been invoked", instance.invoked());
+		TransactionContextHolder.removeCurrentTransactionContext();
+		listener.beforeTestMethod(testContext);
+		assertFalse("callback should not have been invoked", instance.invoked());
+	}
+
+	private void assertAfterTestMethod(Class<? extends Invocable> clazz) throws Exception {
+		assertAfterTestMethodWithTransactionalTestMethod(clazz);
+		assertAfterTestMethodWithNonTransactionalTestMethod(clazz);
+	}
+
+	private void assertAfterTestMethodWithTransactionalTestMethod(Class<? extends Invocable> clazz) throws Exception {
+		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
+		Invocable instance = clazz.newInstance();
+		given(testContext.getTestInstance()).willReturn(instance);
+		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("transactionalTest"));
+		given(tm.getTransaction(BDDMockito.any(TransactionDefinition.class))).willReturn(new SimpleTransactionStatus());
+
+		assertFalse("callback should not have been invoked", instance.invoked());
+		TransactionContextHolder.removeCurrentTransactionContext();
+		listener.beforeTestMethod(testContext);
+		assertFalse("callback should not have been invoked", instance.invoked());
+		listener.afterTestMethod(testContext);
+		assertTrue("callback should have been invoked", instance.invoked());
+	}
+
+	private void assertAfterTestMethodWithNonTransactionalTestMethod(Class<? extends Invocable> clazz) throws Exception {
+		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
+		Invocable instance = clazz.newInstance();
+		given(testContext.getTestInstance()).willReturn(instance);
+		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("nonTransactionalTest"));
+
+		assertFalse("callback should not have been invoked", instance.invoked());
+		TransactionContextHolder.removeCurrentTransactionContext();
+		listener.beforeTestMethod(testContext);
+		listener.afterTestMethod(testContext);
+		assertFalse("callback should not have been invoked", instance.invoked());
+	}
+
+	private void assertTransactionConfigurationAttributes(
+			Class<?> clazz, String transactionManagerName, boolean defaultRollback) {
+
+		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
+		TransactionConfigurationAttributes attributes = listener.retrieveConfigurationAttributes(testContext);
+
+		assertNotNull(attributes);
+		assertEquals(transactionManagerName, attributes.getTransactionManagerName());
+		assertEquals(defaultRollback, attributes.isDefaultRollback());
+	}
+
+	private void assertIsRollback(Class<?> clazz, boolean rollback) throws NoSuchMethodException, Exception {
+		BDDMockito.<Class<?>> given(testContext.getTestClass()).willReturn(clazz);
+		given(testContext.getTestMethod()).willReturn(clazz.getDeclaredMethod("test"));
+		assertEquals(rollback, listener.isRollback(testContext));
+	}
+
 
 	@Transactional
 	@Retention(RetentionPolicy.RUNTIME)
-	private static @interface MetaTransactional {
+	private @interface MetaTransactional {
 	}
 
 	@Transactional
@@ -394,17 +386,17 @@ public class TransactionalTestExecutionListenerTests {
 
 	@BeforeTransaction
 	@Retention(RetentionPolicy.RUNTIME)
-	private static @interface MetaBeforeTransaction {
+	private @interface MetaBeforeTransaction {
 	}
 
 	@AfterTransaction
 	@Retention(RetentionPolicy.RUNTIME)
-	private static @interface MetaAfterTransaction {
+	private @interface MetaAfterTransaction {
 	}
 
 	@TransactionConfiguration
 	@Retention(RetentionPolicy.RUNTIME)
-	private static @interface MetaTxConfig {
+	private @interface MetaTxConfig {
 
 		String transactionManager() default "metaTxMgr";
 	}
@@ -441,7 +433,6 @@ public class TransactionalTestExecutionListenerTests {
 		}
 
 		public void transactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -454,11 +445,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@Transactional
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -471,7 +460,6 @@ public class TransactionalTestExecutionListenerTests {
 		}
 
 		public void transactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -484,11 +472,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@MetaTransactional
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -501,7 +487,6 @@ public class TransactionalTestExecutionListenerTests {
 		}
 
 		public void transactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -514,11 +499,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@MetaTxWithOverride(propagation = NOT_SUPPORTED)
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -531,11 +514,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@Transactional
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -548,11 +529,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@Transactional
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -565,11 +544,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@Transactional
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -582,11 +559,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@Transactional
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -611,11 +586,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@Transactional
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}
 
@@ -624,11 +597,9 @@ public class TransactionalTestExecutionListenerTests {
 
 		@Transactional
 		public void transactionalTest() {
-			/* no-op */
 		}
 
 		public void nonTransactionalTest() {
-			/* no-op */
 		}
 	}