text: // Copyright 2014 The go-ethereum Authors
  // This file is part of the go-ethereum library.
  //
  // The go-ethereum library is free software: you can redistribute it and/or modify
  // it under the terms of the GNU Lesser General Public License as published by
  // the Free Software Foundation, either version 3 of the License, or
  // (at your option) any later version.
  //
  // The go-ethereum library 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 Lesser General Public License for more details.
  //
  // You should have received a copy of the GNU Lesser General Public License
  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
  
  package core
  
  import (
  	"container/list"
  
  	"github.com/ethereum/go-ethereum/core/types"
  	"github.com/ethereum/go-ethereum/ethdb"
  	"github.com/ethereum/go-ethereum/event"
  )
  
  // Implement our EthTest Manager
  type TestManager struct {
  	// stateManager *StateManager
  	eventMux *event.TypeMux
  
  	db         ethdb.Database
  	txPool     *TxPool
  	blockChain *BlockChain
  	Blocks     []*types.Block
  }
  
  func (tm *TestManager) IsListening() bool {
  	return false
  }
  
  func (tm *TestManager) IsMining() bool {
  	return false
  }
  
  func (tm *TestManager) PeerCount() int {
  	return 0
  }
  
  func (tm *TestManager) Peers() *list.List {
  	return list.New()
  }
  
  func (tm *TestManager) BlockChain() *BlockChain {
  	return tm.blockChain
  }
  
  func (tm *TestManager) TxPool() *TxPool {
  	return tm.txPool
  }
  
  // func (tm *TestManager) StateManager() *StateManager {
  // 	return tm.stateManager
  // }
  
  func (tm *TestManager) EventMux() *event.TypeMux {
  	return tm.eventMux
  }
  
  // func (tm *TestManager) KeyManager() *crypto.KeyManager {
  // 	return nil
  // }
  
  func (tm *TestManager) Db() ethdb.Database {
  	return tm.db
  }
  
  func NewTestManager() *TestManager {
  	testManager := &TestManager{}
  	testManager.eventMux = new(event.TypeMux)
  	testManager.db = ethdb.NewMemDatabase()
  	// testManager.txPool = NewTxPool(testManager)
  	// testManager.blockChain = NewBlockChain(testManager)
  	// testManager.stateManager = NewStateManager(testManager)
  	return testManager
  }
  