symfony
diff --git a/‎src/Symfony/Component/Mailer/Bridge/Mailgun/Tests/Transport/MailgunApiTransportTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Mailer/Bridge/Mailgun/Tests/Transport/MailgunApiTransportTest.php
+4-1Lines changed: 4 additions & 1 deletion b/‎src/Symfony/Component/Mailer/Bridge/Mailgun/Tests/Transport/MailgunApiTransportTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Mailer/Bridge/Mailgun/Tests/Transport/MailgunApiTransportTest.php
+4-1Lines changed: 4 additions & 1 deletion
diff --git a/‎src/Symfony/Component/Mailer/Bridge/Mailgun/Transport/MailgunApiTransport.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Mailer/Bridge/Mailgun/Transport/MailgunApiTransport.php
+1Lines changed: 1 addition & 0 deletions b/‎src/Symfony/Component/Mailer/Bridge/Mailgun/Transport/MailgunApiTransport.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Mailer/Bridge/Mailgun/Transport/MailgunApiTransport.php
+1Lines changed: 1 addition & 0 deletions
@@ -61,6 +61,8 @@ public function testCustomHeader()
         $deliveryTime = (new \DateTimeImmutable('2020-03-20 13:01:00'))->format(\DateTimeInterface::RFC2822);
 
         $email = new Email();
+        $envelope = new Envelope(new Address('alice@system.com'), [new Address('bob@system.com')]);
+        $email->getHeaders()->addTextHeader('h:sender', $envelope->getSender()->toString());
         $email->getHeaders()->addTextHeader('h:X-Mailgun-Variables', $json);
         $email->getHeaders()->addTextHeader('h:foo', 'foo-value');
         $email->getHeaders()->addTextHeader('t:text', 'text-value');
@@ -69,7 +71,6 @@ public function testCustomHeader()
         $email->getHeaders()->addTextHeader('template', 'template-value');
         $email->getHeaders()->addTextHeader('recipient-variables', 'recipient-variables-value');
         $email->getHeaders()->addTextHeader('amp-html', 'amp-html-value');
-        $envelope = new Envelope(new Address('alice@system.com'), [new Address('bob@system.com')]);
 
         $transport = new MailgunApiTransport('ACCESS_KEY', 'DOMAIN');
         $method = new \ReflectionMethod(MailgunApiTransport::class, 'getPayload');
@@ -78,6 +79,8 @@ public function testCustomHeader()
         $this->assertArrayHasKey('h:X-Mailgun-Variables', $payload);
         $this->assertEquals($json, $payload['h:X-Mailgun-Variables']);
 
+        $this->assertArrayHasKey('h:sender', $payload);
+        $this->assertEquals($envelope->getSender()->toString(), $payload['h:sender']);
         $this->assertArrayHasKey('h:foo', $payload);
         $this->assertEquals('foo-value', $payload['h:foo']);
         $this->assertArrayHasKey('t:text', $payload);
 
@@ -87,6 +87,7 @@ protected function doSendApi(SentMessage $sentMessage, Email $email, Envelope $e
     private function getPayload(Email $email, Envelope $envelope): array
     {
         $headers = $email->getHeaders();
+        $headers->addHeader('h:sender', $envelope->getSender()->toString());
         $html = $email->getHtmlBody();
         if (null !== $html && \is_resource($html)) {
             if (stream_get_meta_data($html)['seekable'] ?? false) {
Original file line number	Diff line number	Diff line change
`@@ -87,6 +87,7 @@ protected function doSendApi(SentMessage $sentMessage, Email $email, Envelope $e`
`87`	`87`	`private function getPayload(Email $email, Envelope $envelope): array`
`88`	`88`	`{`
`89`	`89`	`$headers = $email->getHeaders();`
	`90`	`+ $headers->addHeader('h:sender', $envelope->getSender()->toString());`
`90`	`91`	`$html = $email->getHtmlBody();`
`91`	`92`	`if (null !== $html && \is_resource($html)) {`
`92`	`93`	`if (stream_get_meta_data($html)['seekable'] ?? false) {`