HHH-10420 - Add test for issue

hibernate-core/src/test/java/org/hibernate/test/schemaupdate/foreignkeys/ForeignKeyGenerationTest.java

@@ -1,8 +1,8 @@
 /*
  * Hibernate, Relational Persistence for Idiomatic Java
  *
- * License: Apache License, Version 2.0
- * See the LICENSE file in the root directory or visit http://www.apache.org/licenses/LICENSE-2.0
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
  */
 package org.hibernate.test.schemaupdate.foreignkeys;
 

hibernate-core/src/test/java/org/hibernate/test/schemaupdate/foreignkeys/crossschema/CrossSchemaForeignKeyGenerationTest.java

@@ -0,0 +1,74 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.test.schemaupdate.foreignkeys.crossschema;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.List;
+
+import org.hibernate.boot.MetadataSources;
+import org.hibernate.boot.registry.StandardServiceRegistry;
+import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
+import org.hibernate.boot.spi.MetadataImplementor;
+import org.hibernate.tool.hbm2ddl.SchemaExport;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.junit4.BaseUnitTestCase;
+
+import static org.hamcrest.core.Is.is;
+import static org.junit.Assert.assertThat;
+
+/**
+ * @author Andrea Boriero
+ */
+
+public class CrossSchemaForeignKeyGenerationTest extends BaseUnitTestCase {
+	private File output;
+	private StandardServiceRegistry ssr;
+	private MetadataImplementor metadata;
+
+	@Before
+	public void setUp() throws IOException {
+		output = File.createTempFile( "update_script", ".sql" );
+		output.deleteOnExit();
+		ssr = new StandardServiceRegistryBuilder().build();
+	}
+
+	@After
+	public void tearsDown() {
+		StandardServiceRegistryBuilder.destroy( ssr );
+	}
+
+	@Test
+	@TestForIssue(jiraKey = "HHH-10420")
+	public void testForeignKeysAreGeneratedAfterAllTheTablesAreCreated() throws Exception {
+
+		final MetadataSources metadataSources = new MetadataSources( ssr );
+
+		metadataSources.addAnnotatedClass( SchemaOneEntity.class );
+		metadataSources.addAnnotatedClass( SchemaTwoEntity.class );
+		metadata = (MetadataImplementor) metadataSources.buildMetadata();
+		metadata.validate();
+		final SchemaExport schemaExport = new SchemaExport( metadata )
+				.setHaltOnError( true )
+				.setOutputFile( output.getAbsolutePath() )
+				.setFormat( false );
+		schemaExport.create( true, false );
+
+		final List<String> sqlLines = Files.readAllLines( output.toPath() );
+		assertThat(
+				"Expected alter table SCHEMA1.Child add constraint but is : " + sqlLines.get( 4 ),
+				sqlLines.get( 4 ).startsWith( "alter table " ),
+				is( true )
+		);
+	}
+}

hibernate-core/src/test/java/org/hibernate/test/schemaupdate/foreignkeys/crossschema/SchemaOneEntity.java

@@ -0,0 +1,22 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.test.schemaupdate.foreignkeys.crossschema;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+/**
+ * @author Andrea Boriero
+ */
+
+@Entity
+@Table(schema = "SCHEMA1")
+public class SchemaOneEntity {
+	@Id
+	private String id;
+}

hibernate-core/src/test/java/org/hibernate/test/schemaupdate/foreignkeys/crossschema/SchemaTwoEntity.java

@@ -0,0 +1,30 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.test.schemaupdate.foreignkeys.crossschema;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * @author Andrea Boriero
+ */
+@Entity
+@Table(schema = "SCHEMA2")
+public class SchemaTwoEntity {
+
+	@Id
+	private String id;
+
+	@OneToMany
+	@JoinColumn
+	private Set<SchemaOneEntity> schemaOneEntities = new HashSet<>();
+}