public function testIsEmpty()
{
$emptyGroup = new AliasGroup('en');
$this->assertTrue($emptyGroup->isEmpty());
$filledGroup = new AliasGroup('en', array('foo'));
$this->assertFalse($filledGroup->isEmpty());
}
/**
* If the group is empty, it will not be stored.
* In case the language of that group had an associated group, that group will be removed.
*
* @param AliasGroup $group
*/
public function setGroup(AliasGroup $group)
{
if ($group->isEmpty()) {
unset($this->groups[$group->getLanguageCode()]);
} else {
$this->groups[$group->getLanguageCode()] = $group;
}
}
