NIFIREG-441 - Add test data source factory for Postgres 12 & 13 (#316)

* NIFIREG-441 - Add test data source factory for Postgres 12 & 13

* NIFIREG-441 - Review - Upgrade testcontainers to 1.15.1
diff --git a/nifi-registry-core/nifi-registry-test/src/main/java/org/apache/nifi/registry/db/Postgres12DataSourceFactory.java b/nifi-registry-core/nifi-registry-test/src/main/java/org/apache/nifi/registry/db/Postgres12DataSourceFactory.java
new file mode 100644
index 0000000..c96c604
--- /dev/null
+++ b/nifi-registry-core/nifi-registry-test/src/main/java/org/apache/nifi/registry/db/Postgres12DataSourceFactory.java
@@ -0,0 +1,54 @@
+package org.apache.nifi.registry.db;/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *
+ *     http://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.
+ */
+
+import org.postgresql.ds.PGSimpleDataSource;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Profile;
+import org.testcontainers.containers.PostgreSQLContainer;
+import org.testcontainers.delegate.DatabaseDelegate;
+import org.testcontainers.jdbc.JdbcDatabaseDelegate;
+
+import javax.annotation.PostConstruct;
+import javax.script.ScriptException;
+import javax.sql.DataSource;
+import java.sql.SQLException;
+
+@Configuration
+@Profile("postgres-12")
+public class Postgres12DataSourceFactory extends TestDataSourceFactory {
+
+    private static final PostgreSQLContainer POSTGRESQL_CONTAINER = new PostgreSQLContainer("postgres:12");
+
+    static {
+        POSTGRESQL_CONTAINER.start();
+    }
+
+    @Override
+    protected DataSource createDataSource() {
+        PGSimpleDataSource dataSource = new PGSimpleDataSource();
+        dataSource.setUrl(POSTGRESQL_CONTAINER.getJdbcUrl());
+        dataSource.setUser(POSTGRESQL_CONTAINER.getUsername());
+        dataSource.setPassword(POSTGRESQL_CONTAINER.getPassword());
+        return dataSource;
+    }
+
+    @PostConstruct
+    public void initDatabase() throws SQLException, ScriptException {
+        DatabaseDelegate databaseDelegate = new JdbcDatabaseDelegate(POSTGRESQL_CONTAINER, "");
+        databaseDelegate.execute("DROP DATABASE test; CREATE DATABASE test;", "", 0, false, true);
+    }
+}
\ No newline at end of file
diff --git a/nifi-registry-core/nifi-registry-test/src/main/java/org/apache/nifi/registry/db/Postgres13DataSourceFactory.java b/nifi-registry-core/nifi-registry-test/src/main/java/org/apache/nifi/registry/db/Postgres13DataSourceFactory.java
new file mode 100644
index 0000000..77aef2f
--- /dev/null
+++ b/nifi-registry-core/nifi-registry-test/src/main/java/org/apache/nifi/registry/db/Postgres13DataSourceFactory.java
@@ -0,0 +1,54 @@
+package org.apache.nifi.registry.db;/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *
+ *     http://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.
+ */
+
+import org.postgresql.ds.PGSimpleDataSource;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Profile;
+import org.testcontainers.containers.PostgreSQLContainer;
+import org.testcontainers.delegate.DatabaseDelegate;
+import org.testcontainers.jdbc.JdbcDatabaseDelegate;
+
+import javax.annotation.PostConstruct;
+import javax.script.ScriptException;
+import javax.sql.DataSource;
+import java.sql.SQLException;
+
+@Configuration
+@Profile("postgres-13")
+public class Postgres13DataSourceFactory extends TestDataSourceFactory {
+
+    private static final PostgreSQLContainer POSTGRESQL_CONTAINER = new PostgreSQLContainer("postgres:13");
+
+    static {
+        POSTGRESQL_CONTAINER.start();
+    }
+
+    @Override
+    protected DataSource createDataSource() {
+        PGSimpleDataSource dataSource = new PGSimpleDataSource();
+        dataSource.setUrl(POSTGRESQL_CONTAINER.getJdbcUrl());
+        dataSource.setUser(POSTGRESQL_CONTAINER.getUsername());
+        dataSource.setPassword(POSTGRESQL_CONTAINER.getPassword());
+        return dataSource;
+    }
+
+    @PostConstruct
+    public void initDatabase() throws SQLException, ScriptException {
+        DatabaseDelegate databaseDelegate = new JdbcDatabaseDelegate(POSTGRESQL_CONTAINER, "");
+        databaseDelegate.execute("DROP DATABASE test; CREATE DATABASE test;", "", 0, false, true);
+    }
+}
\ No newline at end of file
diff --git a/nifi-registry-core/pom.xml b/nifi-registry-core/pom.xml
index 1290716..a1df632 100644
--- a/nifi-registry-core/pom.xml
+++ b/nifi-registry-core/pom.xml
@@ -236,6 +236,32 @@
                                     </systemPropertyVariables>
                                 </configuration>
                             </execution>
+                            <execution>
+                                <id>postgres12-test</id>
+                                <phase>verify</phase>
+                                <goals>
+                                    <goal>integration-test</goal>
+                                    <goal>verify</goal>
+                                </goals>
+                                <configuration>
+                                    <systemPropertyVariables>
+                                        <spring.profiles.active>postgres-12</spring.profiles.active>
+                                    </systemPropertyVariables>
+                                </configuration>
+                            </execution>
+                            <execution>
+                                <id>postgres13-test</id>
+                                <phase>verify</phase>
+                                <goals>
+                                    <goal>integration-test</goal>
+                                    <goal>verify</goal>
+                                </goals>
+                                <configuration>
+                                    <systemPropertyVariables>
+                                        <spring.profiles.active>postgres-13</spring.profiles.active>
+                                    </systemPropertyVariables>
+                                </configuration>
+                            </execution>
                         </executions>
                     </plugin>
                 </plugins>
diff --git a/pom.xml b/pom.xml
index bf653b5..6ceabe5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -102,7 +102,7 @@
         <flyway.version>6.5.7</flyway.version>
         <flyway.tests.version>6.4.0</flyway.tests.version>
         <swagger.ui.version>3.12.0</swagger.ui.version>
-        <testcontainers.version>1.11.2</testcontainers.version>
+        <testcontainers.version>1.15.1</testcontainers.version>
 	    <h2.version>1.4.199</h2.version>
         <groovy.version>2.5.4</groovy.version>
         <groovy.eclipse.compiler.version>3.4.0-01</groovy.eclipse.compiler.version>