Fix JDBC tests to close embedded DB

https://build.spring.io/browse/INT-MJATS41-1030

**Cherry-pick to 4.3.x**

spring-integration-jdbc/src/test/java/org/springframework/integration/jdbc/JdbcOutboundGatewayTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2017 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.
@@ -20,19 +20,20 @@ import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.fail;
 import static org.mockito.Mockito.mock;
 
-import javax.sql.DataSource;
-
 import org.junit.Assert;
 import org.junit.Test;
 
 import org.springframework.beans.factory.BeanFactory;
 import org.springframework.jdbc.core.JdbcOperations;
+import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
 
 /**
  *
  * @author Gunnar Hillert
  * @author Gary Russell
+ * @author Artem Bilan
+ *
  * @since 2.1
  *
  */
@@ -40,9 +41,7 @@ public class JdbcOutboundGatewayTests {
 
 	@Test
 	public void testSetMaxRowsPerPollWithoutSelectQuery() {
-
-
-		DataSource dataSource = new EmbeddedDatabaseBuilder().build();
+		EmbeddedDatabase dataSource = new EmbeddedDatabaseBuilder().build();
 
 		JdbcOutboundGateway jdbcOutboundGateway = new JdbcOutboundGateway(dataSource, "update something");
 
@@ -51,18 +50,17 @@ public class JdbcOutboundGatewayTests {
 			jdbcOutboundGateway.setBeanFactory(mock(BeanFactory.class));
 			jdbcOutboundGateway.afterPropertiesSet();
 
+			fail("Expected an IllegalArgumentException to be thrown.");
 		}
 		catch (IllegalArgumentException e) {
 			assertEquals("If you want to set 'maxRowsPerPoll', then you must provide a 'selectQuery'.", e.getMessage());
-			return;
 		}
 
-		fail("Expected an IllegalArgumentException to be thrown.");
-
+		dataSource.shutdown();
 	}
 
 	@Test
-	public void testConstructorWithNulljdbcOperations() {
+	public void testConstructorWithNullJdbcOperations() {
 
 		JdbcOperations jdbcOperations = null;
 
@@ -79,44 +77,39 @@ public class JdbcOutboundGatewayTests {
 
 	@Test
 	public void testConstructorWithEmptyAndNullQueries() {
-
-		final DataSource dataSource = new EmbeddedDatabaseBuilder().build();
+		EmbeddedDatabase dataSource = new EmbeddedDatabaseBuilder().build();
 
 		final String selectQuery = "   ";
 		final String updateQuery = null;
 
 		try {
 			new JdbcOutboundGateway(dataSource, updateQuery, selectQuery);
+
+			fail("Expected an IllegalArgumentException to be thrown.");
 		}
 		catch (IllegalArgumentException e) {
 			Assert.assertEquals("The 'updateQuery' and the 'selectQuery' must not both be null or empty.", e.getMessage());
-			return;
 		}
 
-		fail("Expected an IllegalArgumentException to be thrown.");
+		dataSource.shutdown();
 	}
 
-	/**
-	 * Test method for
-	 * {@link org.springframework.integration.jdbc.JdbcOutboundGateway#setMaxRowsPerPoll(Integer)}.
-	 */
 	@Test
 	public void testSetMaxRowsPerPoll() {
-
-
-		DataSource dataSource = new EmbeddedDatabaseBuilder().build();
+		EmbeddedDatabase dataSource = new EmbeddedDatabaseBuilder().build();
 
 		JdbcOutboundGateway jdbcOutboundGateway = new JdbcOutboundGateway(dataSource, "select * from DOES_NOT_EXIST");
 
 		try {
 			jdbcOutboundGateway.setMaxRowsPerPoll(null);
+
+			fail("Expected an IllegalArgumentException to be thrown.");
 		}
 		catch (IllegalArgumentException e) {
 			assertEquals("MaxRowsPerPoll must not be null.", e.getMessage());
-			return;
 		}
 
-		fail("Expected an IllegalArgumentException to be thrown.");
-
+		dataSource.shutdown();
 	}
+
 }

spring-integration-jdbc/src/test/java/org/springframework/integration/jdbc/StoredProcJavaConfigTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2016 the original author or authors.
+ * Copyright 2015-2017 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.
@@ -61,6 +61,8 @@ import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
  * Equivalent to {@link StoredProcPollingChannelAdapterWithNamespaceIntegrationTests}.
  *
  * @author Gary Russell
+ * @author Artem Bilan
+ *
  * @since 4.2
  *
  */
@@ -130,7 +132,7 @@ public class StoredProcJavaConfigTests {
 			return executor;
 		}
 
-		@Bean
+		@Bean(destroyMethod = "shutdown")
 		public DataSource dataSource() {
 			return new EmbeddedDatabaseBuilder()
 				.setType(EmbeddedDatabaseType.H2)

spring-integration-jdbc/src/test/java/org/springframework/integration/jdbc/StoredProcOutboundChannelAdapterWithinChainTests-context.xml

@@ -2,10 +2,8 @@
 <beans xmlns="http://www.springframework.org/schema/beans"
 	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 	xmlns:int="http://www.springframework.org/schema/integration"
-	xmlns:jdbc="http://www.springframework.org/schema/jdbc"
 	xmlns:int-jdbc="http://www.springframework.org/schema/integration/jdbc"
-	xsi:schemaLocation="http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc.xsd
-		http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration.xsd
+	xsi:schemaLocation="http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration.xsd
 		http://www.springframework.org/schema/integration/jdbc http://www.springframework.org/schema/integration/jdbc/spring-integration-jdbc.xsd
 		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
 

spring-integration-jdbc/src/test/java/org/springframework/integration/jdbc/StoredProcPollingChannelAdapterWithNamespaceIntegrationTests-context.xml

@@ -2,16 +2,12 @@
 <beans xmlns="http://www.springframework.org/schema/beans"
 	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 	xmlns:int="http://www.springframework.org/schema/integration"
-	xmlns:tx="http://www.springframework.org/schema/tx"
-	xmlns:util="http://www.springframework.org/schema/util"
 	xmlns:jdbc="http://www.springframework.org/schema/jdbc"
 	xmlns:int-jdbc="http://www.springframework.org/schema/integration/jdbc"
 	xsi:schemaLocation="http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc.xsd
 	http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration.xsd
 	http://www.springframework.org/schema/integration/jdbc http://www.springframework.org/schema/integration/jdbc/spring-integration-jdbc.xsd
-	http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
-	http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util.xsd
-	http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">
+	http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
 
 	<jdbc:embedded-database id="dataSource" type="H2">
 		<jdbc:script location="classpath:h2-stored-procedures.sql"/>