public function testVariableRefs()
{
$ref =& EE::get_ref('x');
$this->assertSame('z', $ref['y']);
$ref['y'] = 'zzz';
$this->assertSame('zzz', EE::get('x', 'y'));
$ref2 =& EE::get_ref('foo');
$this->assertSame('bar', $ref2);
$ref2 = 'oof';
$this->assertSame('oof', EE::get('foo'));
}
