forked from cerc-io/plugeth
75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
// 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.Keccak256(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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