Send to multiple recipients.

src/Emailer.php

@@ -49,12 +49,26 @@ protected function doSend($body, EmailInterface $email)
         /** @var SendGridEmail $sendgridEmail */
         $sendgridEmail = new SendGridEmail();
 
+        foreach (explode(';', $email->getTo()) as $to) {
+            $sendgridEmail->addTo(trim($to));
+        }
+
+        foreach (explode(';', $email->getCc()) as $cc) {
+            $sendgridEmail->addCc(trim($cc));
+        }
+
+        foreach (explode(';', $email->getBcc()) as $bcc) {
+            $sendgridEmail->addBcc(trim($bcc));
+        }
+
+        if (((string)$email->getReplyTo()) !== "") {
+            $sendgridEmail->setReplyTo($email->getReplyTo());
+        }
+
         $sendgridEmail
-            ->addTo($email->getTo())
+            ->setReplyTo($email->getReplyTo())
             ->setFrom($email->getFrom())
             ->setSubject($email->getSubject())
-            ->addCc($email->getCc())
-            ->setBcc($email->getBcc())
             ->setHtml($body);
 
         /** @var Response $res */

test/EmailerTest.php

@@ -8,6 +8,8 @@
 use Athens\Core\Email\EmailBuilder;
 use Athens\Core\Email\EmailInterface;
 
+use Athens\Core\Writer\EmailWriter;
+
 use PHPUnit_Framework_TestCase;
 
 /**
@@ -46,7 +48,7 @@ public function testExceptionRaisedIfAPIKeyNotDefined()
 
         $email = $this->makeEmail();
 
-        $emailer = new MockEmailer();
+        $emailer = new MockEmailer([new EmailWriter()]);
 
         $emailer->send($email);
     }
@@ -67,12 +69,11 @@ public function testReturnTrueIfResponseCode200()
 
         $email = $this->makeEmail();
 
-        $emailer = new MockEmailer();
+        $emailer = new MockEmailer([new EmailWriter()]);
 
         $result = $emailer->send($email);
 
         $this->assertTrue($result);
-
     }
 
     /**
@@ -91,7 +92,7 @@ public function testReturnFalseIfResponseCodeNot200()
 
         $email = $this->makeEmail();
 
-        $emailer = new MockEmailer();
+        $emailer = new MockEmailer([new EmailWriter()]);
 
         $result = $emailer->send($email);