function testFindAndReferences()
{
$c = new Model1();
$c->a = 5;
$c->save();
$d = new Model1();
$d->a = 9;
$d->ref = $c;
$d->save();
$e = new Model1();
$e->ref = $c;
foreach ($e->find() as $r) {
$this->assertTrue(MongoDBREf::isRef($r->ref));
$r->doDeferencing();
$this->assertEquals($r->ref->a, $c->a);
$this->assertEquals($d->a, $r->a);
}
}
function testFindWithSingleID()
{
$d = new Model1();
$d->a = 5;
$d->save();
$c = new Model1();
$c->find($d->getID());
$this->assertEquals(1, $c->count());
$this->assertEquals($c->a, $d->a);
}