HHH-10352 - Add test for issue
This commit is contained in:
Andrea Boriero
Gail Badner
parent
61e767c4bf
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4afa8fb57d
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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.schemaupdate.foreignkeys;
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import javax.persistence.DiscriminatorColumn;
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import javax.persistence.DiscriminatorType;
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import javax.persistence.DiscriminatorValue;
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import javax.persistence.Entity;
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import javax.persistence.ForeignKey;
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import javax.persistence.GeneratedValue;
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import javax.persistence.Id;
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import javax.persistence.Inheritance;
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import javax.persistence.InheritanceType;
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import javax.persistence.PrimaryKeyJoinColumn;
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import java.io.File;
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import java.io.IOException;
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import java.nio.charset.Charset;
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import java.nio.file.Files;
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import java.util.EnumSet;
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import java.util.List;
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import org.hibernate.boot.MetadataSources;
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import org.hibernate.boot.registry.StandardServiceRegistry;
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import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
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import org.hibernate.boot.spi.MetadataImplementor;
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import org.hibernate.tool.hbm2ddl.SchemaExport;
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import org.hibernate.tool.schema.TargetType;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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import org.hibernate.testing.TestForIssue;
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import org.hibernate.testing.junit4.BaseUnitTestCase;
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import static org.hamcrest.core.Is.is;
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import static org.junit.Assert.assertThat;
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/**
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* @author Andrea Boriero
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*/
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@TestForIssue(jiraKey = "HHH-10352")
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public class JoinedInheritanceForeignKeyTest extends BaseUnitTestCase {
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private File output;
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private StandardServiceRegistry ssr;
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private MetadataImplementor metadata;
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@Before
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public void setUp() throws IOException {
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output = File.createTempFile( "update_script", ".sql" );
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output.deleteOnExit();
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ssr = new StandardServiceRegistryBuilder().build();
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}
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@After
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public void tearsDown() {
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StandardServiceRegistryBuilder.destroy( ssr );
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}
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@Test
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public void testForeignKeyHasCorrectName() throws Exception {
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createSchema( new Class[] {Role.class, User.class, Person.class} );
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checkAlterTableStatement( new AlterTableStatement(
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"User",
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"FK_PERSON_ROLE",
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"USER_ID",
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"PersonRole"
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) );
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}
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private void checkAlterTableStatement(AlterTableStatement alterTableStatement)
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throws Exception {
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final String expectedAlterTableStatement = alterTableStatement.toSQL();
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final List<String> sqlLines = Files.readAllLines( output.toPath(), Charset.defaultCharset() );
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boolean found = false;
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for ( String line : sqlLines ) {
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if ( line.contains( expectedAlterTableStatement ) ) {
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found = true;
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return;
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}
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}
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assertThat( "Expected alter table statement not found : " + expectedAlterTableStatement, found, is( true ) );
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}
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private static class AlterTableStatement {
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final String tableName;
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final String fkConstraintName;
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final String fkColumnName;
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final String referenceTableName;
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public AlterTableStatement(
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String tableName,
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String fkConstraintName,
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String fkColumnName,
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String referenceTableName) {
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this.tableName = tableName;
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this.fkConstraintName = fkConstraintName;
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this.fkColumnName = fkColumnName;
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this.referenceTableName = referenceTableName;
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}
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public String toSQL() {
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return "alter table " + tableName + " add constraint " + fkConstraintName + " foreign key (" + fkColumnName + ") references " + referenceTableName;
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}
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}
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private void createSchema(Class[] annotatedClasses) {
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final MetadataSources metadataSources = new MetadataSources( ssr );
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for ( Class c : annotatedClasses ) {
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metadataSources.addAnnotatedClass( c );
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}
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metadata = (MetadataImplementor) metadataSources.buildMetadata();
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metadata.validate();
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new SchemaExport()
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.setHaltOnError( true )
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.setOutputFile( output.getAbsolutePath() )
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.setFormat( false )
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.create( EnumSet.of( TargetType.SCRIPT ), metadata );
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}
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@Entity(name = "PersonRole")
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@Inheritance(strategy = InheritanceType.JOINED)
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@DiscriminatorColumn(name = "PERSON_ROLE_TYPE", discriminatorType = DiscriminatorType.INTEGER)
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public static class Role {
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@Id
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@GeneratedValue
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protected Long id;
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}
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@Entity(name = "User")
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@DiscriminatorValue("8")
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@PrimaryKeyJoinColumn(name = "USER_ID", foreignKey = @ForeignKey(name = "FK_PERSON_ROLE"))
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public static class User extends Role {
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}
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@Entity(name = "User")
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@DiscriminatorValue("8")
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@PrimaryKeyJoinColumn(name = "USER_ID")
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public static class Person extends Role {
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}
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}
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