// Copyright 2018 The Grin Developers // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. extern crate env_logger; extern crate grin_chain as chain; extern crate grin_core as core; extern crate grin_keychain as keychain; extern crate grin_store as store; extern crate grin_wallet as wallet; extern crate rand; use std::fs; use std::sync::Arc; use chain::{ChainStore, Tip}; use core::core::hash::Hashed; use core::core::target::Difficulty; use core::core::{Block, BlockHeader}; use core::global::{self, ChainTypes}; use core::pow; use keychain::{ExtKeychain, Keychain}; use wallet::libtx; fn clean_output_dir(dir_name: &str) { let _ = fs::remove_dir_all(dir_name); } #[test] fn test_various_store_indices() { match env_logger::try_init() { Ok(_) => println!("Initializing env logger"), Err(e) => println!("env logger already initialized: {:?}", e), }; let chain_dir = ".grin_idx_1"; clean_output_dir(chain_dir); let keychain = ExtKeychain::from_random_seed().unwrap(); let key_id = keychain.derive_key_id(1).unwrap(); let db_env = Arc::new(store::new_env(chain_dir.to_string())); let chain_store = chain::store::ChainStore::new(db_env).unwrap(); global::set_mining_mode(ChainTypes::AutomatedTesting); let genesis = pow::mine_genesis_block().unwrap(); let reward = libtx::reward::output(&keychain, &key_id, 0, 1).unwrap(); let block = Block::new(&genesis.header, vec![], Difficulty::one(), reward).unwrap(); let block_hash = block.hash(); { let batch = chain_store.batch().unwrap(); batch.save_block(&genesis).unwrap(); batch .setup_height(&genesis.header, &Tip::new(genesis.hash())) .unwrap(); batch.commit().unwrap(); } { let batch = chain_store.batch().unwrap(); batch.save_block(&block).unwrap(); batch .setup_height(&block.header, &Tip::from_block(&block.header)) .unwrap(); batch.commit().unwrap(); } let block_header = chain_store.get_block_header(&block_hash).unwrap(); assert_eq!(block_header.hash(), block_hash); let block_header = chain_store.get_header_by_height(1).unwrap(); assert_eq!(block_header.hash(), block_hash); } #[test] fn test_store_header_height() { match env_logger::try_init() { Ok(_) => println!("Initializing env logger"), Err(e) => println!("env logger already initialized: {:?}", e), }; let chain_dir = ".grin_idx_2"; clean_output_dir(chain_dir); let db_env = Arc::new(store::new_env(chain_dir.to_string())); let chain_store = chain::store::ChainStore::new(db_env).unwrap(); let mut block_header = BlockHeader::default(); block_header.height = 1; { let batch = chain_store.batch().unwrap(); batch.save_block_header(&block_header).unwrap(); batch.save_header_height(&block_header).unwrap(); batch.commit().unwrap(); } let stored_block_header = chain_store.get_header_by_height(1).unwrap(); assert_eq!(block_header.hash(), stored_block_header.hash()); { let batch = chain_store.batch().unwrap(); batch.delete_header_by_height(1).unwrap(); batch.commit().unwrap(); } let result = chain_store.get_header_by_height(1); assert_eq!(result.is_err(), true); }