public function testCastingToArrayReturnsMultiHeadersAsArrays() { $headers = new Headers(); $received1 = Header\Received::fromString("Received: from framework (localhost [127.0.0.1])\r\nby framework (Postfix) with ESMTP id BBBBBBBBBBB\r\nfor <zend@framework>; Mon, 21 Nov 2011 12:50:27 -0600 (CST)"); $received2 = Header\Received::fromString("Received: from framework (localhost [127.0.0.1])\r\nby framework (Postfix) with ESMTP id AAAAAAAAAAA\r\nfor <zend@framework>; Mon, 21 Nov 2011 12:50:29 -0600 (CST)"); $headers->addHeader($received1); $headers->addHeader($received2); $array = $headers->toArray(); $expected = array('Received' => array($received1->getFieldValue(), $received2->getFieldValue())); $this->assertEquals($expected, $array); }