Revert "My first commit of codes"

This reverts commit a6e5a69348.

vendor/swiftmailer/swiftmailer/tests/bug/Swift/Bug518Test.php

@@ -1,38 +0,0 @@
-<?php
-
-use Mockery as m;
-
-class Swift_Bug518Test extends \PHPUnit_Framework_TestCase
-{
-    public function testIfEmailChangesAfterQueued()
-    {
-        $failedRecipients = 'value';
-        $message = new Swift_Message();
-        $message->setTo('foo@bar.com');
-
-        $that = $this;
-        $messageValidation = function ($m) use ($that) {
-            //the getTo should return the same value as we put in
-            $that->assertEquals('foo@bar.com', key($m->getTo()), 'The message has changed after it was put to the memory queue');
-
-            return true;
-        };
-
-        $transport = m::mock('Swift_Transport');
-        $transport->shouldReceive('isStarted')->andReturn(true);
-        $transport->shouldReceive('send')
-            ->with(m::on($messageValidation), $failedRecipients)
-            ->andReturn(1);
-
-        $memorySpool = new Swift_MemorySpool();
-        $memorySpool->queueMessage($message);
-
-        /*
-         * The message is queued in memory.
-         * Lets change the message
-         */
-        $message->setTo('other@value.com');
-
-        $memorySpool->flushQueue($transport, $failedRecipients);
-    }
-}