DATAJDBC-256 - First step toward running integration tests with Oracle.

Original pull request: #223, #232.

pom.xml

@@ -190,6 +190,24 @@
 									</systemPropertyVariables>
 								</configuration>
 							</execution>
+							<execution>
+								<id>oracle-test</id>
+								<phase>test</phase>
+								<goals>
+									<goal>test</goal>
+								</goals>
+								<configuration>
+									<includes>
+										<include>**/*IntegrationTests.java</include>
+									</includes>
+									<excludes>
+										<exclude>**/*HsqlIntegrationTests.java</exclude>
+									</excludes>
+									<systemPropertyVariables>
+										<spring.profiles.active>orcacle</spring.profiles.active>
+									</systemPropertyVariables>
+								</configuration>
+							</execution>
 							<!--<execution>-->
 								<!--<id>mssql-test</id>-->
 								<!--<phase>test</phase>-->

spring-data-jdbc/pom.xml

@@ -200,6 +200,14 @@
 			<scope>test</scope>
 		</dependency>
 
+		<dependency>
+			<groupId>com.oracle.database.jdbc</groupId>
+			<artifactId>ojdbc8</artifactId>
+			<version>19.6.0.0</version>
+			<scope>test</scope>
+		</dependency>
+
+
 		<dependency>
 			<groupId>de.schauderhaft.degraph</groupId>
 			<artifactId>degraph-check</artifactId>
@@ -243,6 +251,13 @@
 			<scope>test</scope>
 		</dependency>
 
+		<dependency>
+			<groupId>org.testcontainers</groupId>
+			<artifactId>oracle-xe</artifactId>
+			<scope>test</scope>
+		</dependency>
+
+
 	</dependencies>
 
 </project>

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/testing/MariaDBDataSourceConfiguration.java

@@ -22,12 +22,10 @@ import javax.annotation.PostConstruct;
 import javax.sql.DataSource;
 
 import org.mariadb.jdbc.MariaDbDataSource;
-
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Profile;
 import org.springframework.core.io.ByteArrayResource;
 import org.springframework.jdbc.datasource.init.ScriptUtils;
-
 import org.testcontainers.containers.MariaDBContainer;
 
 /**

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/testing/MySqlDataSourceConfiguration.java

@@ -25,7 +25,6 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Profile;
 import org.springframework.core.io.ByteArrayResource;
 import org.springframework.jdbc.datasource.init.ScriptUtils;
-
 import org.testcontainers.containers.MySQLContainer;
 
 import com.mysql.jdbc.jdbc2.optional.MysqlDataSource;
@@ -42,7 +41,6 @@ import com.mysql.jdbc.jdbc2.optional.MysqlDataSource;
 @Configuration
 @Profile("mysql")
 class MySqlDataSourceConfiguration extends DataSourceConfiguration {
-
 	private static MySQLContainer<?> MYSQL_CONTAINER;
 
 	/*

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/testing/OracleDataSourceConfiguration.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright 2017-2020 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.data.jdbc.testing;
+
+import javax.sql.DataSource;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Profile;
+import org.springframework.jdbc.datasource.DriverManagerDataSource;
+import org.testcontainers.containers.OracleContainer;
+
+/**
+ * {@link DataSource} setup for Oracle Database XE. Starts a docker container with a Oracle database.
+ *
+ * @see <a href=
+ *      "https://blogs.oracle.com/oraclemagazine/deliver-oracle-database-18c-express-edition-in-containers">Oracle
+ *      Docker Image</a>
+ * @see <a href="https://www.testcontainers.org/modules/databases/oraclexe/">Testcontainers Oracle</a>
+ * @author Thomas Lang
+ * @author Jens Schauder
+ */
+@Configuration
+@Profile("oracle")
+public class OracleDataSourceConfiguration extends DataSourceConfiguration {
+
+	private static OracleContainer ORACLE_CONTAINER;
+
+	/*
+	 * (non-Javadoc)
+	 * @see org.springframework.data.jdbc.testing.DataSourceConfiguration#createDataSource()
+	 */
+	@Override
+	protected DataSource createDataSource() {
+
+		if (ORACLE_CONTAINER == null) {
+
+			OracleContainer container = new OracleContainer("name_of_your_oracle_xe_image");
+			container.start();
+
+			ORACLE_CONTAINER = container;
+		}
+
+		return new DriverManagerDataSource(ORACLE_CONTAINER.getJdbcUrl(), ORACLE_CONTAINER.getUsername(),
+				ORACLE_CONTAINER.getPassword());
+	}
+
+}