public function testToWebFormatWithAddSendEachAt() { $email = new \SendGrid\Email(); $email->addSendEachAt(1409348513); $email->addSendEachAt(1409348514); $json = $email->toWebFormat(); $xsmtpapi = json_decode($json['x-smtpapi']); $this->assertEquals([1409348513, 1409348514], $xsmtpapi->send_each_at); }