DataObjectDescriptorFactory_InheritanceMapsIT.java

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package org.apache.cayenne.reflect.generic;

import org.apache.cayenne.di.Inject;
import org.apache.cayenne.map.EntityResolver;
import org.apache.cayenne.map.ObjEntity;
import org.apache.cayenne.reflect.AttributeProperty;
import org.apache.cayenne.reflect.ClassDescriptor;
import org.apache.cayenne.reflect.PropertyDescriptor;
import org.apache.cayenne.reflect.PropertyVisitor;
import org.apache.cayenne.reflect.SingletonFaultFactory;
import org.apache.cayenne.reflect.ToManyProperty;
import org.apache.cayenne.reflect.ToOneProperty;
import org.apache.cayenne.unit.di.server.CayenneProjects;
import org.apache.cayenne.unit.di.server.ServerCase;
import org.apache.cayenne.unit.di.server.UseServerRuntime;
import org.junit.Test;

@UseServerRuntime(CayenneProjects.INHERITANCE_SINGLE_TABLE1_PROJECT)
public class DataObjectDescriptorFactory_InheritanceMapsIT extends ServerCase {

    @Inject
    private EntityResolver resolver;

    @Test
    public void testVisitProperties_IterationOrder() {

        DataObjectDescriptorFactory factory = new DataObjectDescriptorFactory(
                resolver.getClassDescriptorMap(), new SingletonFaultFactory());

        for (ObjEntity e : resolver.getObjEntities()) {
            ClassDescriptor descriptor = factory.getDescriptor(e.getName());

            final PropertyDescriptor[] lastProcessed = new PropertyDescriptor[1];

            PropertyVisitor visitor = new PropertyVisitor() {

                public boolean visitToOne(ToOneProperty property) {
                    DataObjectDescriptorFactoryIT.assertPropertiesAreInOrder(
                            lastProcessed[0], property);
                    lastProcessed[0] = property;
                    return true;
                }

                public boolean visitToMany(ToManyProperty property) {
                    DataObjectDescriptorFactoryIT.assertPropertiesAreInOrder(
                            lastProcessed[0], property);
                    lastProcessed[0] = property;
                    return true;
                }

                public boolean visitAttribute(AttributeProperty property) {
                    DataObjectDescriptorFactoryIT.assertPropertiesAreInOrder(
                            lastProcessed[0], property);
                    lastProcessed[0] = property;
                    return true;
                }
            };

            descriptor.visitProperties(visitor);
        }

    }
}