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HHH-18868 Test case "borrowed" from Core, slightly adapted

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Čedomir Igaly 2024-12-02 21:27:46 +01:00 committed by Gavin King
parent a83b08abc0
commit 212d4b676e
3 changed files with 183 additions and 0 deletions
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88
tooling/metamodel-generator/src/test/java/org/hibernate/processor/test/hhh18858/ArrayTest.java Normal file
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/*
* SPDX-License-Identifier: LGPL-2.1-or-later
* Copyright Red Hat Inc. and Hibernate Authors
*/
package org.hibernate.processor.test.hhh18858;
import jakarta.persistence.metamodel.ListAttribute;
import jakarta.persistence.metamodel.SingularAttribute;
import org.hibernate.processor.test.util.CompilationTest;
import org.hibernate.processor.test.util.WithClasses;
import org.junit.Test;
import org.junit.jupiter.api.Assertions;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.Collection;
import static org.hibernate.processor.test.util.TestUtil.getFieldFromMetamodelFor;
import static org.hibernate.processor.test.util.TestUtil.getMetaModelSourceAsString;
import static org.junit.jupiter.api.Assertions.assertEquals;
/**
* @author Emmanuel Bernard
*/
public class ArrayTest extends CompilationTest {
@Test
@WithClasses({Competitor.class, Contest.class})
public void testOneToMany() throws NoSuchFieldException, IllegalAccessException {
System.out.println( getMetaModelSourceAsString( Competitor.class ) );
assertValidMetamodelField( Competitor.class, "id" );
assertValidMetamodelField( Competitor.class, "name" );
System.out.println( getMetaModelSourceAsString( Contest.class ) );
assertValidMetamodelField( Contest.class, "id" );
assertValidMetamodelField( Contest.class, "results" );
assertValidMetamodelField( Contest.class, "heldIn" );
}
private void assertValidMetamodelField(Class<?> entityClass, String fieldName)
throws NoSuchFieldException, IllegalAccessException {
final Field entityField = entityClass.getDeclaredField( fieldName );
final Class<?> entityFieldType = entityField.getType();
final Field modelField = getFieldFromMetamodelFor( entityClass, fieldName );
final Type modelFieldGenericType = modelField.getGenericType();
if ( modelFieldGenericType instanceof ParameterizedType parametrized ) {
final Type[] typeArguments = parametrized.getActualTypeArguments();
assertEquals( 2, typeArguments.length );
assertEquals( entityClass, typeArguments[0] );
if ( Collection.class.isAssignableFrom( entityFieldType ) || entityFieldType.isArray() ) {
assertEquals( ListAttribute.class, parametrized.getRawType() );
if ( Collection.class.isAssignableFrom( entityFieldType ) ) {
final ParameterizedType entityFieldGenericType = (ParameterizedType) entityField.getGenericType();
assertEquals( entityFieldGenericType.getActualTypeArguments()[0], typeArguments[1] );
}
else if ( entityFieldType.getComponentType().isPrimitive() ) {
assertEquals(
entityFieldType.getComponentType(),
((Class) typeArguments[1]).getDeclaredField( "TYPE" ).get( null )
);
}
else {
assertEquals( entityFieldType.getComponentType(), typeArguments[1] );
}
}
else {
assertEquals( SingularAttribute.class, parametrized.getRawType() );
if ( entityFieldType.isPrimitive() ) {
assertEquals(
entityFieldType,
((Class) typeArguments[1]).getDeclaredField( "TYPE" ).get( null )
);
}
else {
assertEquals( entityFieldType, typeArguments[1] );
}
}
}
else {
Assertions.fail();
}
}
}

35
tooling/metamodel-generator/src/test/java/org/hibernate/processor/test/hhh18858/Competitor.java Normal file
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/*
* SPDX-License-Identifier: LGPL-2.1-or-later
* Copyright Red Hat Inc. and Hibernate Authors
*/
package org.hibernate.processor.test.hhh18858;
import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.Id;
/**
* @author Emmanuel Bernard
*/
@Entity
public class Competitor {
private int id;
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@Id
@GeneratedValue
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
}

60
tooling/metamodel-generator/src/test/java/org/hibernate/processor/test/hhh18858/Contest.java Normal file
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/*
* SPDX-License-Identifier: LGPL-2.1-or-later
* Copyright Red Hat Inc. and Hibernate Authors
*/
package org.hibernate.processor.test.hhh18858;
import jakarta.persistence.CascadeType;
import jakarta.persistence.ElementCollection;
import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.Id;
import jakarta.persistence.OneToMany;
import jakarta.persistence.OrderColumn;
import org.hibernate.annotations.ListIndexBase;
/**
* @author Emmanuel Bernard
*/
@Entity
public class Contest {
private int id;
private Competitor[] results;
private int[] heldIn;
@Id
@GeneratedValue
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
@OneToMany(cascade = CascadeType.ALL)
@OrderColumn(name = "pos")
public Competitor[] getResults() {
return results;
}
public void setResults(Competitor[] results) {
this.results = results;
}
@ElementCollection
@OrderColumn
@ListIndexBase( 1 )
public int[] getHeldIn() {
return heldIn;
}
public void setHeldIn(int[] heldIn) {
this.heldIn = heldIn;
}
/*public enum Month {
January, February, March, April, May, June, July, August, September, October, November, December;
};*/
}