2048, 'private_key_type' => \OPENSSL_KEYTYPE_RSA, ] ); \openssl_pkey_export_to_file($pk, __DIR__ . '/dkim.pem'); $password = 'password'; $dn = [ 'countryName' => 'DE', 'stateOrProvinceName' => 'Hesse', 'localityName' => 'Frankfurt', 'organizationName' => 'Jingga', 'organizationalUnitName' => 'Framework', 'commonName' => 'Jingga Test', 'emailAddress' => 'test@jingga.app', ]; $keyconfig = [ 'digest_alg' => 'sha256', 'private_key_bits' => 2048, 'private_key_type' => \OPENSSL_KEYTYPE_RSA, ]; $pk = \openssl_pkey_new($keyconfig); $csr = \openssl_csr_new($dn, $pk); $cert = \openssl_csr_sign($csr, null, $pk, 1); \openssl_x509_export($cert, $certout); \file_put_contents(__DIR__ . '/cert.pem', $certout); \openssl_pkey_export($pk, $pkeyout, $password); \file_put_contents(__DIR__ . '/key.pem', $pkeyout); } public static function tearDownAfterClass() : void { if (\is_file(__DIR__ . '/dkim.pem')) { \unlink(__DIR__ . '/dkim.pem'); } if (\is_file(__DIR__ . '/cert.pem')) { \unlink(__DIR__ . '/cert.pem'); } if (\is_file(__DIR__ . '/key.pem')) { \unlink(__DIR__ . '/key.pem'); } } /** * {@inheritdoc} */ protected function setUp() : void { $this->handler = new MailHandler(); } use MailHandlerMailTrait; use MailHandlerSendmailTrait; use MailHandlerSmtpTrait; }