mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2025-01-06 19:12:19 +00:00
45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
|
/*
|
||
|
|
Copyright 2023 The Erigon contributors
|
||
|
|
|
||
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
you may not use this file except in compliance with the License.
|
||
|
|
You may obtain a copy of the License at
|
||
|
|
|
||
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
|
||
|
|
Unless required by applicable law or agreed to in writing, software
|
||
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
See the License for the specific language governing permissions and
|
||
|
|
limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
package rlp
|
||
|
|
|
||
|
|
import (
|
||
|
|
"testing"
|
||
|
|
|
||
|
|
"github.com/stretchr/testify/assert"
|
||
|
|
"github.com/stretchr/testify/require"
|
||
|
|
|
||
|
|
"github.com/ledgerwatch/erigon-lib/common/hexutility"
|
||
|
|
)
|
||
|
|
|
||
|
|
// Strings of length 56 are a boundary case.
|
||
|
|
// See https://ethereum.org/en/developers/docs/data-structures-and-encoding/rlp/#definition
|
||
|
|
func TestStringLen56(t *testing.T) {
|
||
|
|
str := hexutility.MustDecodeHex("7907ca011864321def1e92a3021868f397516ce37c959f25f8dddd3161d7b8301152b35f135c814fae9f487206471b6b0d713cd51a2d3598")
|
||
|
|
require.Equal(t, 56, len(str))
|
||
|
|
|
||
|
|
strLen := StringLen(str)
|
||
|
|
assert.Equal(t, 56+2, strLen)
|
||
|
|
|
||
|
|
encoded := make([]byte, strLen)
|
||
|
|
EncodeString(str, encoded)
|
||
|
|
|
||
|
|
dataPos, dataLen, err := String(encoded, 0)
|
||
|
|
require.NoError(t, err)
|
||
|
|
assert.Equal(t, dataPos, 2)
|
||
|
|
assert.Equal(t, dataLen, 56)
|
||
|
|
}
|