protected function _testConversion($orig, $expected) { $utf7_imap = Horde_Imap_Client_Stub_Utf7imap::Utf8ToUtf7Imap($orig, !is_null($expected)); $this->assertEquals($expected ?: $orig, $utf7_imap); if ($expected) { $utf8 = Horde_Imap_Client_Stub_Utf7imap::Utf7ImapToUtf8($utf7_imap); $this->assertEquals($orig, $utf8); } }