muzich/vendor/swiftmailer/tests/bug/Swift/Bug71Test.php

<?php

require_once 'Swift/Tests/SwiftUnitTestCase.php';

class Swift_Bug71Test extends Swift_Tests_SwiftUnitTestCase
{
    private $_message;

    public function setUp()
    {
        $this->_message = new Swift_Message('test');
    }

    public function testCallingToStringAfterSettingNewBodyReflectsChanges()
    {
        $this->_message->setBody('BODY1');
        $this->assertPattern('/BODY1/', $this->_message->toString());

        $this->_message->setBody('BODY2');
        $this->assertPattern('/BODY2/', $this->_message->toString());
    }
}