141 lines
4.6 KiB
Rust
141 lines
4.6 KiB
Rust
// Copyright 2015, 2016 Ethcore (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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use client::{BlockChainClient, Client, ClientConfig, BlockId};
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use block::IsBlock;
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use tests::helpers::*;
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use common::*;
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use devtools::*;
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#[test]
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fn created() {
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let dir = RandomTempPath::new();
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let client_result = Client::new(ClientConfig::default(), get_test_spec(), dir.as_path(), IoChannel::disconnected());
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assert!(client_result.is_ok());
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}
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#[test]
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fn imports_from_empty() {
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let dir = RandomTempPath::new();
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let client = Client::new(ClientConfig::default(), get_test_spec(), dir.as_path(), IoChannel::disconnected()).unwrap();
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client.import_verified_blocks(&IoChannel::disconnected());
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client.flush_queue();
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}
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#[test]
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fn imports_good_block() {
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let dir = RandomTempPath::new();
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let client = Client::new(ClientConfig::default(), get_test_spec(), dir.as_path(), IoChannel::disconnected()).unwrap();
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let good_block = get_good_dummy_block();
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if let Err(_) = client.import_block(good_block) {
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panic!("error importing block being good by definition");
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}
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client.flush_queue();
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client.import_verified_blocks(&IoChannel::disconnected());
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let block = client.block_header(BlockId::Number(1)).unwrap();
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assert!(!block.is_empty());
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}
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#[test]
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fn query_none_block() {
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let dir = RandomTempPath::new();
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let client = Client::new(ClientConfig::default(), get_test_spec(), dir.as_path(), IoChannel::disconnected()).unwrap();
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let non_existant = client.block_header(BlockId::Number(188));
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assert!(non_existant.is_none());
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}
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#[test]
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fn query_bad_block() {
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let client_result = get_test_client_with_blocks(vec![get_bad_state_dummy_block()]);
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let client = client_result.reference();
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let bad_block:Option<Bytes> = client.block_header(BlockId::Number(1));
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assert!(bad_block.is_none());
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}
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#[test]
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fn returns_chain_info() {
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let dummy_block = get_good_dummy_block();
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let client_result = get_test_client_with_blocks(vec![dummy_block.clone()]);
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let client = client_result.reference();
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let block = BlockView::new(&dummy_block);
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let info = client.chain_info();
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assert_eq!(info.best_block_hash, block.header().hash());
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}
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#[test]
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fn returns_block_body() {
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let dummy_block = get_good_dummy_block();
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let client_result = get_test_client_with_blocks(vec![dummy_block.clone()]);
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let client = client_result.reference();
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let block = BlockView::new(&dummy_block);
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let body = client.block_body(BlockId::Hash(block.header().hash())).unwrap();
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let body = Rlp::new(&body);
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assert_eq!(body.item_count(), 2);
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assert_eq!(body.at(0).as_raw()[..], block.rlp().at(1).as_raw()[..]);
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assert_eq!(body.at(1).as_raw()[..], block.rlp().at(2).as_raw()[..]);
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}
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#[test]
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fn imports_block_sequence() {
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let client_result = generate_dummy_client(6);
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let client = client_result.reference();
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let block = client.block_header(BlockId::Number(5)).unwrap();
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assert!(!block.is_empty());
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}
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#[test]
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fn can_collect_garbage() {
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let client_result = generate_dummy_client(100);
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let client = client_result.reference();
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client.tick();
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assert!(client.blockchain_cache_info().blocks < 100 * 1024);
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}
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#[test]
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fn can_handle_long_fork() {
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let client_result = generate_dummy_client(1200);
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let client = client_result.reference();
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for _ in 0..10 {
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client.import_verified_blocks(&IoChannel::disconnected());
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}
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assert_eq!(1200, client.chain_info().best_block_number);
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push_blocks_to_client(client, 45, 1201, 800);
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push_blocks_to_client(client, 49, 1201, 800);
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push_blocks_to_client(client, 53, 1201, 600);
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for _ in 0..20 {
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client.import_verified_blocks(&IoChannel::disconnected());
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}
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assert_eq!(2000, client.chain_info().best_block_number);
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}
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#[test]
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fn can_mine() {
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let dummy_blocks = get_good_dummy_block_seq(2);
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let client_result = get_test_client_with_blocks(vec![dummy_blocks[0].clone()]);
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let client = client_result.reference();
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let b = client.prepare_sealing(Address::default(), vec![], vec![]).unwrap();
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assert_eq!(*b.block().header().parent_hash(), BlockView::new(&dummy_blocks[0]).header_view().sha3());
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assert!(client.try_seal(b, vec![]).is_ok());
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}
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