75 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
		
		
			
		
	
	
			75 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
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								// Copyright 2015 The go-ethereum Authors
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								// This file is part of the go-ethereum library.
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								//
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								// The go-ethereum library is free software: you can redistribute it and/or modify
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								// it under the terms of the GNU Lesser 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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								//
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								// The go-ethereum library 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 Lesser General Public License for more details.
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								//
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								// You should have received a copy of the GNU Lesser General Public License
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								// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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								package trie
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								import (
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									"bytes"
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									"testing"
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									"github.com/ethereum/go-ethereum/common"
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									"github.com/ethereum/go-ethereum/crypto"
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									"github.com/ethereum/go-ethereum/ethdb"
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								)
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								func newEmptySecure() *SecureTrie {
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									db, _ := ethdb.NewMemDatabase()
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									trie, _ := NewSecure(common.Hash{}, db)
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									return trie
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								}
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								func TestSecureDelete(t *testing.T) {
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									trie := newEmptySecure()
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									vals := []struct{ k, v string }{
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										{"do", "verb"},
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										{"ether", "wookiedoo"},
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										{"horse", "stallion"},
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										{"shaman", "horse"},
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										{"doge", "coin"},
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										{"ether", ""},
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										{"dog", "puppy"},
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										{"shaman", ""},
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									}
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									for _, val := range vals {
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										if val.v != "" {
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											trie.Update([]byte(val.k), []byte(val.v))
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										} else {
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											trie.Delete([]byte(val.k))
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										}
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									}
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									hash := trie.Hash()
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									exp := common.HexToHash("29b235a58c3c25ab83010c327d5932bcf05324b7d6b1185e650798034783ca9d")
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									if hash != exp {
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										t.Errorf("expected %x got %x", exp, hash)
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									}
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								}
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								func TestSecureGetKey(t *testing.T) {
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									trie := newEmptySecure()
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									trie.Update([]byte("foo"), []byte("bar"))
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									key := []byte("foo")
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									value := []byte("bar")
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									seckey := crypto.Sha3(key)
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									if !bytes.Equal(trie.Get(key), value) {
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										t.Errorf("Get did not return bar")
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									}
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									if k := trie.GetKey(seckey); !bytes.Equal(k, key) {
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										t.Errorf("GetKey returned %q, want %q", k, key)
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									}
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								}
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