public function test_verify_referer()
{
$_SERVER['HTTP_REFERER'] = 'https://google.com/';
self::assertFalse(verify_referer());
$_SERVER['HTTP_REFERER'] = 'https://secure.helpscout.net/';
self::assertTrue(verify_referer());
$_SERVER['HTTP_REFERER'] = 'https://secure.helpscout.net/path/';
self::assertTrue(verify_referer());
}