forked from cerc-io/plugeth
85 lines
2.2 KiB
Go
85 lines
2.2 KiB
Go
// Copyright 2021 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU 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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// go-ethereum 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 General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package main
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import (
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"bytes"
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"fmt"
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"strings"
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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)
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func TestRoundtrip(t *testing.T) {
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t.Parallel()
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for i, want := range []string{
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"0xf880806482520894d0d0d0d0d0d0d0d0d0d0d0d0d0d0d0d0d0d0d0d0a1010000000000000000000000000000000000000000000000000000000000000001801ba0c16787a8e25e941d67691954642876c08f00996163ae7dfadbbfd6cd436f549da06180e5626cae31590f40641fe8f63734316c4bfeb4cdfab6714198c1044d2e28",
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"0xd5c0d3cb84746573742a2a808213378667617a6f6e6b",
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"0xc780c0c1c0825208",
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} {
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var out strings.Builder
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in := newInStream(bytes.NewReader(common.FromHex(want)), 0)
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err := rlpToText(in, &out)
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if err != nil {
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t.Fatal(err)
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}
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text := out.String()
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rlpBytes, err := textToRlp(strings.NewReader(text))
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if err != nil {
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t.Errorf("test %d: error %v", i, err)
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continue
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}
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have := fmt.Sprintf("%#x", rlpBytes)
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if have != want {
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t.Errorf("test %d: have\n%v\nwant:\n%v\n", i, have, want)
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}
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}
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}
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func TestTextToRlp(t *testing.T) {
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t.Parallel()
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type tc struct {
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text string
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want string
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}
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cases := []tc{
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{
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text: `[
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"",
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[],
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[
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[],
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],
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5208,
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]`,
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want: "0xc780c0c1c0825208",
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},
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}
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for i, tc := range cases {
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have, err := textToRlp(strings.NewReader(tc.text))
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if err != nil {
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t.Errorf("test %d: error %v", i, err)
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continue
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}
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if hexutil.Encode(have) != tc.want {
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t.Errorf("test %d:\nhave %v\nwant %v", i, hexutil.Encode(have), tc.want)
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}
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}
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}
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