/**
* Check if Mails with HTML and Text Body are generated correctly.
*
*/
public function testMultipartAlternativePlusAttachment()
{
$mail = new Mail\Mail();
$mail->setBodyText('My Nice Test Text');
$mail->setBodyHtml('My Nice <b>Test</b> Text');
$mail->addTo('*****@*****.**', 'Test Recipient');
$mail->setFrom('*****@*****.**', 'Test Sender');
$mail->setSubject('Test: Alternate Mail with Zend_Mail');
$at = $mail->createAttachment('abcdefghijklmnopqrstuvexyz');
$at->type = 'image/gif';
$at->id = 12;
$at->filename = 'test.gif';
$mock = new TransportMock();
$mail->send($mock);
// check headers
$this->assertTrue($mock->called);
$this->assertContains('multipart/mixed', $mock->header);
$boundary = $mock->boundary;
$this->assertContains('boundary="' . $boundary . '"', $mock->header);
$this->assertContains('MIME-Version: 1.0', $mock->header);
// check body
// search for first boundary
$p1 = strpos($mock->body, "--$boundary\n");
$this->assertNotNull($p1);
// cut out first (multipart/alternative) part
$start1 = $p1 + 3 + strlen($boundary);
$p2 = strpos($mock->body, "--$boundary\n", $start1);
$this->assertNotNull($p2);
$partBody1 = substr($mock->body, $start1, ($p2 - $start1));
$this->assertContains('Content-Type: multipart/alternative', $partBody1);
$this->assertContains('Content-Type: text/plain', $partBody1);
$this->assertContains('Content-Type: text/html', $partBody1);
$this->assertContains('My Nice Test Text', $partBody1);
$this->assertContains('My Nice <b>Test</b> Text', $partBody1);
// check second (image) part
// search for end boundary
$start2 = $p2 + 3 + strlen($boundary);
$p3 = strpos($mock->body, "--$boundary--");
$this->assertNotNull($p3);
$partBody2 = substr($mock->body, $start2, ($p3 - $start2));
$this->assertContains('Content-Type: image/gif', $partBody2);
$this->assertContains('Content-Transfer-Encoding: base64', $partBody2);
$this->assertContains('Content-ID: <12>', $partBody2);
}