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 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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package org.apache.cayenne.reflect;

import org.apache.cayenne.map.ObjAttribute;
import org.apache.cayenne.unit.util.TstBean;
import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.mockito.Mockito.mock;

public class PersistentDescriptorTest {

    @Test
    public void testConstructor() {
        PersistentDescriptor d1 = new PersistentDescriptor();
        assertNull(d1.getSuperclassDescriptor());

        PersistentDescriptor d2 = new PersistentDescriptor();
        d2.setSuperclassDescriptor(d1);
        assertNull(d1.getSuperclassDescriptor());
        assertSame(d1, d2.getSuperclassDescriptor());
    }

    @Test
    public void testCopyObjectProperties() {
        PersistentDescriptor d1 = new PersistentDescriptor();

        ObjAttribute attribute = mock(ObjAttribute.class);
        FieldAccessor accessor = new FieldAccessor(TstBean.class, "string",
                String.class);
        PropertyDescriptor property = new SimpleAttributeProperty(d1, accessor,
                attribute);

        d1.addDeclaredProperty(property);

        TstBean from = new TstBean();
        from.setString("123");

        TstBean to = new TstBean();

        d1.shallowMerge(from, to);
        assertEquals("123", to.getString());
    }

}