public function testDoubleDeleteDocument()
{
$p = new Path('/foo/bar/baz');
$d = 'Hello World!';
$this->assertEquals(array('/foo/', '/foo/bar/'), $this->document->putDocument($p, $d));
$this->assertEquals(array('/foo/bar/baz', '/foo/bar/', '/foo/'), $this->document->deleteDocument($p));
$this->document->deleteDocument($p);
}