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4f7b7f84ae
* add node.go unit test file node_test.go * add node_test.go file license and rollback trie_test.go * fix unused variable v * trie: fix license year Co-authored-by: Péter Szilágyi <peterke@gmail.com>
95 lines
2.7 KiB
Go
95 lines
2.7 KiB
Go
// Copyright 2019 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/rlp"
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)
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func newTestFullNode(v []byte) []interface{} {
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fullNodeData := []interface{}{}
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for i := 0; i < 16; i++ {
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k := bytes.Repeat([]byte{byte(i + 1)}, 32)
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fullNodeData = append(fullNodeData, k)
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}
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fullNodeData = append(fullNodeData, v)
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return fullNodeData
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}
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func TestDecodeNestedNode(t *testing.T) {
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fullNodeData := newTestFullNode([]byte("fullnode"))
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data := [][]byte{}
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for i := 0; i < 16; i++ {
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data = append(data, nil)
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}
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data = append(data, []byte("subnode"))
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fullNodeData[15] = data
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buf := bytes.NewBuffer([]byte{})
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rlp.Encode(buf, fullNodeData)
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if _, err := decodeNode([]byte("testdecode"), buf.Bytes()); err != nil {
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t.Fatalf("decode nested full node err: %v", err)
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}
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}
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func TestDecodeFullNodeWrongSizeChild(t *testing.T) {
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fullNodeData := newTestFullNode([]byte("wrongsizechild"))
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fullNodeData[0] = []byte("00")
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buf := bytes.NewBuffer([]byte{})
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rlp.Encode(buf, fullNodeData)
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_, err := decodeNode([]byte("testdecode"), buf.Bytes())
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if _, ok := err.(*decodeError); !ok {
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t.Fatalf("decodeNode returned wrong err: %v", err)
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}
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}
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func TestDecodeFullNodeWrongNestedFullNode(t *testing.T) {
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fullNodeData := newTestFullNode([]byte("fullnode"))
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data := [][]byte{}
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for i := 0; i < 16; i++ {
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data = append(data, []byte("123456"))
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}
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data = append(data, []byte("subnode"))
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fullNodeData[15] = data
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buf := bytes.NewBuffer([]byte{})
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rlp.Encode(buf, fullNodeData)
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_, err := decodeNode([]byte("testdecode"), buf.Bytes())
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if _, ok := err.(*decodeError); !ok {
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t.Fatalf("decodeNode returned wrong err: %v", err)
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}
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}
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func TestDecodeFullNode(t *testing.T) {
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fullNodeData := newTestFullNode([]byte("decodefullnode"))
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buf := bytes.NewBuffer([]byte{})
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rlp.Encode(buf, fullNodeData)
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_, err := decodeNode([]byte("testdecode"), buf.Bytes())
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if err != nil {
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t.Fatalf("decode full node err: %v", err)
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}
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}
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