/**
  * Append an email to the end of the thingy
  * without using auto-reopen.
  */
 public function testAppendNoReopen()
 {
     $this->copy();
     $mbox = new Mail_Mbox(Mail_MboxTest::$filecopy);
     $mbox->setAutoReopen(false);
     $this->assertTrue($mbox->open());
     $this->assertEquals(11, $mbox->size());
     $zero = $mbox->get(0);
     $this->assertTrue($mbox->append($zero));
     //should still be 11, since not reloaded
     $this->assertEquals(11, $mbox->size());
     $this->assertTrue($mbox->open());
     $this->assertEquals(12, $mbox->size());
     $this->assertContains('My own hands', $mbox->get(11));
     $this->assertTrue($mbox->append($zero));
     $this->assertTrue($mbox->append($zero));
     $this->assertTrue($mbox->append($zero));
     //still 12
     $this->assertEquals(12, $mbox->size());
     $this->assertTrue($mbox->open());
     $this->assertEquals(15, $mbox->size());
     $this->assertContains('My own hands', $mbox->get(12));
     $this->assertContains('My own hands', $mbox->get(13));
     $this->assertContains('My own hands', $mbox->get(14));
 }