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package org.apache.cayenne.access;
import org.apache.cayenne.ObjectContext;
import org.apache.cayenne.di.Inject;
import org.apache.cayenne.exp.Expression;
import org.apache.cayenne.exp.ExpressionFactory;
import org.apache.cayenne.query.SelectQuery;
import org.apache.cayenne.test.jdbc.DBHelper;
import org.apache.cayenne.testdo.inheritance_flat.Group;
import org.apache.cayenne.testdo.inheritance_flat.Role;
import org.apache.cayenne.testdo.inheritance_flat.User;
import org.apache.cayenne.unit.di.server.ServerCase;
import org.apache.cayenne.unit.di.server.UseServerRuntime;
/**
* Special test cases per CAY-1378, CAY-1379.
*/
@UseServerRuntime(ServerCase.INHERTITANCE_SINGLE_TABLE1_PROJECT)
public class SingleTableInheritance1Test extends ServerCase {
@Inject
protected ObjectContext context;
@Inject
protected DBHelper dbHelper;
@Override
protected void setUpAfterInjection() throws Exception {
super.setUpAfterInjection();
dbHelper.deleteAll("GROUP_MEMBERS");
dbHelper.deleteAll("USER_PROPERTIES");
dbHelper.deleteAll("GROUP_PROPERTIES");
dbHelper.deleteAll("ROLES");
}
public void testGroupActions() throws Exception {
User user = context.newObject(User.class);
user.setName("test_user");
Group group1 = context.newObject(Group.class);
group1.setName("test_group1");
Group group2 = context.newObject(Group.class);
group2.setName("test_group2");
group1.addToGroupMembers(user);
group2.addToGroupMembers(group1);
group2.getObjectContext().commitChanges();
// Per CAY-1379 removing user and then refetching resulted in a FFE downstream
group1.removeFromGroupMembers(user);
Expression exp = ExpressionFactory.matchExp(Role.ROLE_GROUPS_PROPERTY, group2);
SelectQuery query = new SelectQuery(Group.class, exp);
context.performQuery(query);
context.commitChanges();
context.deleteObject(group1);
context.deleteObject(group2);
context.deleteObject(user);
context.commitChanges();
}
public void testFlattenedNullifyNullifyDeleteRules() throws Exception {
User user = context.newObject(User.class);
user.setName("test_user");
Group group = context.newObject(Group.class);
group.setName("test_group");
group.addToGroupMembers(user);
context.commitChanges();
context.deleteObject(user);
assertTrue(group.getGroupMembers().isEmpty());
context.commitChanges();
// here Cayenne would throw per CAY-1378 on an attempt to delete a previously
// related transient object
context.deleteObject(group);
context.commitChanges();
}
}