public function testMakeCollectionWithInvalidETag()
{
$testDest = "/collection/new_collection";
$backend = new ezcWebdavFileBackend($this->tempDir . 'backend/');
// Initialize all property directories
$req = new ezcWebdavPropFindRequest('');
$req->allProp = true;
$req->setHeader('Depth', ezcWebdavRequest::DEPTH_INFINITY);
$req->validateHeaders();
$backend->propFind($req);
$eTag = $backend->getProperty('/collection', 'getetag')->etag;
$req = new ezcWebdavMakeCollectionRequest($testDest);
$req->setHeader('If-None-Match', array($eTag));
$req->validateHeaders();
$res = $backend->makeCollection($req);
$this->assertEquals(new ezcWebdavErrorResponse(ezcWebdavResponse::STATUS_412, '/collection', 'If-None-Match header check failed.'), $res, 'Expected response does not match real response.', 0, 20);
}