/**
* Get formatted headers.
*
* @param array $headers Headers.
* @return string
*/
public static function formatHeaders(array $headers)
{
$out = null;
foreach ($headers as $header => $value) {
$value = preg_replace_callback('#(?<value>[^<]+)(?<tail><[^>]+>)#', function (array $matches) {
return Encoder\QuotedPrintable::encode($matches['value'], true) . $matches['tail'];
}, $value);
$out .= $header . ': ' . $value . CRLF;
}
return $out;
}
public function case_encode_rfc2047_sections_4_and_5()
{
$this->given($decoded = '😄!', $encoded = '=?utf-8?Q?=F0=9F=98=84!?=')->when($result = SUT::encode($decoded, true))->then->string($result)->isEqualTo($encoded);
}