Return-Path: test@test.com
From: TEST <test@test.com>
To: Me <me@me.me>
Subject: multipart/alternative with related
MIME-Version: 1.0
Date: Mon, 01 Jan 2024 00:00:00 +0000
Message-ID: <alternative-related@test.com>
Content-Type: multipart/alternative; boundary="19//NAEGP9L/QH6Y34N="

--19//NAEGP9L/QH6Y34N=
Content-Type: text/plain; charset="UTF-8"; name="plain.txt"

test

--19//NAEGP9L/QH6Y34N=
Content-Type: multipart/related; boundary="29//NAEGP9L/QH6Y34N="

--29//NAEGP9L/QH6Y34N=
Content-Type: text/html; charset="UTF-8"

<html>
<body>
This is an html part with enough distinct words to trigger parts distance calculations.
It also contains a link: <a href="http://example.com/">example</a>.
</body>
</html>

--29//NAEGP9L/QH6Y34N=
Content-Type: image/png; name="docd.png"
Content-Transfer-Encoding: 7bit
Content-ID: <docd.png>

dummy

--29//NAEGP9L/QH6Y34N=
Content-Type: image/png; name="dw.png"
Content-Transfer-Encoding: 7bit
Content-ID: <dw.png>

dummy

--29//NAEGP9L/QH6Y34N=--
--19//NAEGP9L/QH6Y34N=--
