public function testPopulateRelationOneToManyWithEmptyCollection()
{
$author = new Author();
$author->setLastName('I who never wrote');
$author->save($this->con);
AuthorPeer::clearInstancePool();
BookPeer::clearInstancePool();
$coll = new PropelObjectCollection();
$coll->setFormatter(new PropelObjectFormatter(new ModelCriteria(null, 'Author')));
$coll[] = $author;
$books = $coll->populateRelation('Book', null, $this->con);
$this->assertEquals(0, $books->count());
$count = $this->con->getQueryCount();
$this->assertEquals(0, $author->countBooks());
$this->assertEquals($count, $this->con->getQueryCount());
}