test.eml

Return-Path: <sender@example.com>
Delivered-To: receiver@example.com
From: <sender@example.com>
To: <receiver@example.com>
Subject: test
Return-Path: <sender@example.com>
MIME-Version: 1.0
Content-Type: multipart/mixed;
        boundary="----=Part_0118260_79300441.9934604411926"
Date: Tue, 24 May 2016 00:00:00 +0000

------=Part_0118260_79300441.9934604411926
Content-Type: multipart/alternative;
 boundary="----=Part_0118260_79300441.9934604411926"

------=Part_0118260_79300441.9934604411926
Content-Type: text/plain;
    charset="utf-8"
Content-Transfer-Encoding: quoted-printable

This is the text/plain alternative
------=Part_0118260_79300441.9934604411926
Content-Type: text/html;
    charset="utf-8"
Content-Transfer-Encoding: quoted-printable


<div><font size=3D"2">This is the text/html alternative</font></div>


------=Part_0118260_79300441.9934604411926--

------=Part_0118260_79300441.9934604411926
Content-Type: application/zip; name="test.zip"
Content-Transfer-Encoding: base64

UEsDBAoAAAAAAI1WuUjGNbk7BQAAAAUAAAAIABwAdGVzdC50eHRVVAkAA8pnRVfKZ0VXdXgL
AAEE6AMAAARkAAAAdGVzdApQSwECHgMKAAAAAACNVrlIxjW5OwUAAAAFAAAACAAYAAAAAAAB
AAAApIEAAAAAdGVzdC50eHRVVAUAA8pnRVd1eAsAAQToAwAABGQAAABQSwUGAAAAAAEAAQBO
AAAARwAAAAAA

------=Part_0118260_79300441.9934604411926--