Messagelib attachment unit test fails (on Windows?)

Failed asserting that false is true.

C:\Users\tjh238\workspace\moodle_head\lib\tests\messagelib_test.php:762

C:\Users\tjh238\workspace\moodle_head\lib\phpunit\classes\advanced_testcase.php:80

To re-run:

 vendor/phpunit/phpunit/composer/bin/phpunit core_messagelib_testcase lib\tests\messagelib_test.php

$this->assertTrue(strpos($email->body, 'Content-Disposition: attachment;') !== false);

stdClass Object

(

    [header] => Date: Mon, 13 Oct 2014 15:05:32 +0100

From: "Admin User" <>

Message-ID: <e620de14f000b6ab0f228d427c958e6e@PCD265396>

X-Priority: 3

X-Mailer: PHPMailer Moodle 2014101000 (https://github.com/PHPMailer/PHPMailer/)

MIME-Version: 1.0

Content-Type: multipart/alternative;

        boundary="b1_e620de14f000b6ab0f228d427c958e6e"

    [body] => --b1_e620de14f000b6ab0f228d427c958e6e

Content-Type: text/plain; charset=UTF-8

Content-Transfer-Encoding: quoted-printable

message body

--b1_e620de14f000b6ab0f228d427c958e6e

Content-Type: text/html; charset=UTF-8

Content-Transfer-Encoding: quoted-printable

<p>message body</p>

--b1_e620de14f000b6ab0f228d427c958e6e--

    [subject] => message subject 1

    [from] =>

    [to] => username1@example.com

)

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