github.com/daragao/go-ethereum@v1.8.14-0.20180809141559-45eaef243198/swarm/storage/mru/testutil.go (about)

     1  // Copyright 2018 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package mru
    18  
    19  import (
    20  	"fmt"
    21  	"path/filepath"
    22  
    23  	"github.com/ethereum/go-ethereum/swarm/storage"
    24  )
    25  
    26  const (
    27  	testDbDirName = "mru"
    28  )
    29  
    30  type TestHandler struct {
    31  	*Handler
    32  }
    33  
    34  func (t *TestHandler) Close() {
    35  	t.chunkStore.Close()
    36  }
    37  
    38  // NewTestHandler creates Handler object to be used for testing purposes.
    39  func NewTestHandler(datadir string, params *HandlerParams) (*TestHandler, error) {
    40  	path := filepath.Join(datadir, testDbDirName)
    41  	rh, err := NewHandler(params)
    42  	if err != nil {
    43  		return nil, fmt.Errorf("resource handler create fail: %v", err)
    44  	}
    45  	localstoreparams := storage.NewDefaultLocalStoreParams()
    46  	localstoreparams.Init(path)
    47  	localStore, err := storage.NewLocalStore(localstoreparams, nil)
    48  	if err != nil {
    49  		return nil, fmt.Errorf("localstore create fail, path %s: %v", path, err)
    50  	}
    51  	localStore.Validators = append(localStore.Validators, storage.NewContentAddressValidator(storage.MakeHashFunc(resourceHashAlgorithm)))
    52  	localStore.Validators = append(localStore.Validators, rh)
    53  	netStore := storage.NewNetStore(localStore, nil)
    54  	rh.SetStore(netStore)
    55  	return &TestHandler{rh}, nil
    56  }