public function testMixedKeyNormalization()
{
$input = array('"string"' => array('before' => '=>'), 1 => array('before' => '=>'));
$result = Set::normalize($input);
$this->assertEqual($input, $result);
$input = 'Foo,Bar,Baz';
$result = Set::normalize($input);
$this->assertEqual(array('Foo' => null, 'Bar' => null, 'Baz' => null), $result);
$input = array('baz' => 'foo', 'bar');
$result = Set::normalize($input, false);
$this->assertEqual(array('baz' => 'foo', 'bar' => null), $result);
}