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HBX-3050: Add a functional tests for the Maven generateJava mojo guarding the sanity of the 5 minute tutorial
Signed-off-by: Koen Aers <[email protected]>
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‎maven/docs/examples/5-minute-tutorial/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<!--
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~ Copyright 2018 - 2025 Red Hat, Inc.
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~
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~ Licensed under the Apache License, Version 2.0 (the "License");
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~ you may not use this file except in compliance with the License.
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~ You may obtain a copy of the License at
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~
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~ http://www.apache.org/licenses/LICENSE-2.0
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~
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~ Unless required by applicable law or agreed to in writing, software
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~ distributed under the License is distributed on an "AS IS" basis,
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~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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~ See the License for the specific language governing permissions and
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~ limitations under the License.
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-->
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>org.hibernate.tool.maven.test</groupId>
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<artifactId>five-minute-tutorial</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<dependencies>
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<dependency>
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<groupId>com.h2database</groupId>
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<artifactId>h2</artifactId>
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<version>@h2.version@</version>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.hibernate.tool</groupId>
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<artifactId>hibernate-tools-maven</artifactId>
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<version>@project.version@</version>
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<executions>
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<execution>
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<id>Entity generation</id>
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<phase>generate-sources</phase>
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<goals>
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<goal>hbm2java</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>

‎maven/docs/examples/5-minute-tutorial/src/main/resources/hibernate.properties‎

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############################################################################
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# Hibernate Tools, Tooling for your Hibernate Projects #
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# #
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# Copyright 2004-2025 Red Hat, Inc. #
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# #
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# Licensed under the Apache License, Version 2.0 (the "License"); #
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# you may not use this file except in compliance with the License. #
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# You may obtain a copy of the License at #
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# #
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# http://www.apache.org/licenses/LICENSE-2.0 #
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# #
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# Unless required by applicable law or agreed to in writing, software #
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# distributed under the License is distributed on an "AS IS" basis, #
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
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# See the License for the specific language governing permissions and #
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# limitations under the License. #
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############################################################################
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hibernate.connection.driver_class=org.h2.Driver
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hibernate.connection.url=jdbc:h2:tcp://localhost/./sakila
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hibernate.connection.username=sa
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hibernate.default_catalog=SAKILA
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hibernate.default_schema=PUBLIC
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‎maven/pom.xml‎

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<artifactId>maven-plugin-annotations</artifactId>
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<scope>provided</scope>
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</dependency>
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<dependency>
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<groupId>org.apache.maven</groupId>
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<artifactId>maven-embedder</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.apache.maven</groupId>
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<artifactId>maven-compat</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.apache.maven.resolver</groupId>
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<artifactId>maven-resolver-transport-http</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.apache.maven.resolver</groupId>
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<artifactId>maven-resolver-connector-basic</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>slf4j-simple</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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</execution>
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</executions>
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</plugin>
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<!-- run the integration tests -->
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-failsafe-plugin</artifactId>
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<executions>
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<execution>
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<goals>
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<goal>integration-test</goal>
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<goal>verify</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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<!-- add the integration test source folder -->
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<plugin>
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<groupId>org.codehaus.mojo</groupId>
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<artifactId>build-helper-maven-plugin</artifactId>
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<executions>
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<execution>
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<id>add-test-source</id>
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<phase>generate-test-sources</phase>
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<goals>
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<goal>add-test-source</goal>
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</goals>
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<configuration>
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<sources>
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<source>src/functionalTest/java</source>
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</sources>
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</configuration>
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</execution>
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<execution>
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<id>add-test-resource</id>
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<phase>generate-test-resources</phase>
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<goals>
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<goal>add-test-resource</goal>
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</goals>
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<configuration>
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<resources>
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<resource>
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<directory>docs/examples</directory>
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<excludes>
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<!-- we will not use the Sakila database for the purpose of the integration test -->
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<exclude>**/hibernate.properties</exclude>
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</excludes>
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</resource>
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</resources>
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</configuration>
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</execution>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-resources-plugin</artifactId>
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<executions>
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<execution>
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<id>filter-test-resources</id>
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<phase>process-test-resources</phase>
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<goals>
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<goal>testResources</goal>
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</goals>
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<configuration>
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<resources>
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<resource>
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<directory>${project.build.testOutputDirectory}</directory>
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<filtering>true</filtering>
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<includes>
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<include>**/pom.xml</include>
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</includes>
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</resource>
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</resources>
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<delimiters>
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<delimiter>@*@</delimiter>
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</delimiters>
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</configuration>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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‎maven/src/functionalTest/java/org/hibernate/tool/maven/ExamplesTestIT.java‎

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package org.hibernate.tool.maven;
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import static org.junit.jupiter.api.Assertions.assertFalse;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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import static org.junit.jupiter.api.Assertions.fail;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.Test;
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import org.apache.maven.cli.MavenCli;
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import java.io.File;
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import java.nio.file.Files;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.Statement;
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public class ExamplesTestIT {
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public static final String MVN_HOME = "maven.multiModuleProjectDirectory";
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private static File baseFolder;
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private static File localRepo;
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@BeforeAll
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public static void beforeAll() throws Exception {
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// The needed resource for this test are put in place
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// in the 'baseFolder' (normally 'target/test-classes')
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// by the 'build-helper-maven-plugin' execution.
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// See the 'pom.xml'
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baseFolder = determineBaseFolder();
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localRepo = new File(baseFolder.getParentFile(), "local-repo");
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createDatabase();
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}
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private MavenCli mavenCli;
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@Test
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public void test5MinuteTutorial() throws Exception {
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File projectFolder = prepareProjectFolder("5-minute-tutorial");
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File generatedPersonFile = new File(projectFolder, "target/generated-sources/Person.java");
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assertFalse(generatedPersonFile.exists());
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new MavenCli().doMain(
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new String[]{"-Dmaven.repo.local=" + localRepo.getAbsolutePath(), "generate-sources"},
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projectFolder.getAbsolutePath(),
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null,
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null);
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assertTrue(generatedPersonFile.exists());
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String personFileContents = new String(Files.readAllBytes(generatedPersonFile.toPath()));
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assertTrue(personFileContents.contains("public class Person"));
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}
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private File prepareProjectFolder(String projectName) throws Exception {
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File projectFolder = new File(baseFolder, projectName);
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assertTrue(projectFolder.exists());
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System.setProperty(MVN_HOME, projectFolder.getAbsolutePath());
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createHibernatePropertiesFile(projectFolder);
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return projectFolder;
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}
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private void createHibernatePropertiesFile(File projectFolder) throws Exception {
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File projectResourcesFolder = new File(projectFolder, "src/main/resources");
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projectResourcesFolder.mkdirs();
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File hibernatePropertiesFile = new File(projectResourcesFolder, "hibernate.properties");
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assertFalse(hibernatePropertiesFile.exists());
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String hibernatePropertiesFileContents =
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"hibernate.connection.driver_class=org.h2.Driver\n" +
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"hibernate.connection.url=" + constructJdbcConnectionString() + "\n" +
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"hibernate.connection.username=\n" +
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"hibernate.connection.password=\n" +
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"hibernate.default_catalog=TEST\n" +
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"hibernate.default_schema=PUBLIC\n";
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Files.writeString(hibernatePropertiesFile.toPath(), hibernatePropertiesFileContents);
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assertTrue(hibernatePropertiesFile.exists());
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}
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private static File determineBaseFolder() throws Exception {
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return new File(ExamplesTestIT.class.getClassLoader().getResource("5-minute-tutorial/pom.xml").toURI())
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.getParentFile().getParentFile();
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}
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private static void createDatabase() throws Exception {
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File databaseFile = new File(baseFolder, "database/test.mv.db");
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assertFalse(databaseFile.exists());
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assertFalse(databaseFile.isFile());
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Connection connection = DriverManager.getConnection(constructJdbcConnectionString());
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Statement statement = connection.createStatement();
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statement.execute("create table PERSON (ID int not null, NAME varchar(20), primary key (ID))");
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statement.close();
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connection.close();
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assertTrue(databaseFile.exists());
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assertTrue(databaseFile.isFile());
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}
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private static String constructJdbcConnectionString() {
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return "jdbc:h2:" + baseFolder.getAbsolutePath() + "/database/test;AUTO_SERVER=TRUE";
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}
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}

‎pom.xml‎

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<mysql.version>8.0.22</mysql.version>
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<oracle.version>19.3.0.0</oracle.version>
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<sqlserver.version>9.2.1.jre8</sqlserver.version>
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<maven-resolver.version>1.9.24</maven-resolver.version>
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<slf4j.version>2.0.17</slf4j.version>
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<!-- Plugins not managed by the JBoss parent POM: -->
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<maven-plugin-api.version>3.9.11</maven-plugin-api.version>
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<artifactId>maven-plugin-api</artifactId>
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<version>${maven-plugin-api.version}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.maven</groupId>
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<artifactId>maven-embedder</artifactId>
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<version>${maven-core.version}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.maven</groupId>
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<artifactId>maven-compat</artifactId>
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<version>${maven-core.version}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.maven.plugin-tools</groupId>
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<artifactId>maven-plugin-annotations</artifactId>
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<version>${maven-plugin-annotations.version}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.maven.resolver</groupId>
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<artifactId>maven-resolver-transport-http</artifactId>
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<version>${maven-resolver.version}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.maven.resolver</groupId>
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<artifactId>maven-resolver-connector-basic</artifactId>
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<version>${maven-resolver.version}</version>
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</dependency>
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<dependency>
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<groupId>org.freemarker</groupId>
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<artifactId>jboss-logging</artifactId>
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<version>${jboss-logging.version}</version>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>slf4j-simple</artifactId>
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<version>1.7.5</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.junit.jupiter</groupId>
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<artifactId>junit-jupiter-engine</artifactId>

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