public function testCreateStub()
{
$httpClient = $this->getMock('Doctrine\\CouchDB\\HTTP\\Client');
$httpClient->expects($this->never())->method('request');
$attachment = Attachment::createStub('plain/text', 28, 2, $httpClient, '/');
$this->assertEquals('plain/text', $attachment->getContentType());
$this->assertEquals(28, $attachment->getLength());
$this->assertEquals(2, $attachment->getRevPos());
$this->assertFalse($attachment->isLoaded());
}