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// Copyright 2015-2017 Parity Technologies (UK) Ltd. // This file is part of Parity. // Parity is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // Parity is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License // along with Parity. If not, see <http://www.gnu.org/licenses/>. //! Test implementation of fetch client. use std::{io, thread}; use futures::{self, Future}; use fetch::{self, Fetch}; /// Test implementation of fetcher. Will always return the same file. #[derive(Default, Clone)] pub struct TestFetch; impl Fetch for TestFetch { type Result = futures::BoxFuture<fetch::Response, fetch::Error>; fn new() -> Result<Self, fetch::Error> where Self: Sized { Ok(TestFetch) } fn fetch_with_abort(&self, _url: &str, _abort: fetch::Abort) -> Self::Result { let (tx, rx) = futures::oneshot(); thread::spawn(move || { let cursor = io::Cursor::new(b"Some content"); tx.complete(fetch::Response::from_reader(cursor)); }); rx.map_err(|_| fetch::Error::Aborted).boxed() } }