public function testSendWithHeaders()
{
$transport = $this->mockInterface('Swift_Transport')->newInstance();
$transport->mockMethod('isStarted')->set(true);
$message = new CM_Mail_Message('foo', 'content');
$message->setTo('*****@*****.**');
$message->setCc('*****@*****.**', 'bar');
$client = new CM_Mail_Mailer($transport, ['X-foo' => 'bar']);
$sendMethod = $transport->mockMethod('send')->set(function (CM_Mail_Message $message) {
$this->assertSame(['X-foo' => ['bar']], $message->getCustomHeaders());
return 2;
});
$failedRecipients = [];
$this->assertSame([], $message->getCustomHeaders());
$numSent = $client->send($message, $failedRecipients);
$this->assertSame([], $message->getCustomHeaders());
$this->assertSame(1, $sendMethod->getCallCount());
$this->assertSame(2, $numSent);
$this->assertSame([], $failedRecipients);
}
