public function testSetsOwnerOnFirstWrite()
{
Session::set('loggedInAs', null);
$member1 = new Member();
$member1->write();
$member2 = new Member();
$member2->write();
$file1 = new File();
$file1->write();
$this->assertEquals(0, $file1->OwnerID, 'Owner not written when no user is logged in');
$member1->logIn();
$file2 = new File();
$file2->write();
$this->assertEquals($member1->ID, $file2->OwnerID, 'Owner written when user is logged in');
$member2->logIn();
$file2->forceChange();
$file2->write();
$this->assertEquals($member1->ID, $file2->OwnerID, 'Owner not overwritten on existing files');
}