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https://github.com/ethereum/go-ethereum.git
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86a2fa8836
## Why this should be merged This enforces an assumption that is currently made by `VerifyRangeProof`. If a key is a prefix of another key, the current code can panic. ## How this works Enforces all keys have the same length. ## How this was tested Added a unit test.
48 lines
1.5 KiB
Go
48 lines
1.5 KiB
Go
// Copyright 2025 the libevm authors.
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//
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// The libevm additions to go-ethereum are free software: you can redistribute
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// them and/or modify them under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation, either version 3 of the License,
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// or (at your option) any later version.
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//
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// The libevm additions are distributed in the hope that they 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 GNU Lesser
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// 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
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// <http://www.gnu.org/licenses/>.
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package trie
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import (
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/ava-labs/libevm/common"
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)
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func TestRangeProofKeysWithDifferentLengths(t *testing.T) {
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var (
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root = common.HexToHash("0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")
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start = common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000000")
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keys = [][]byte{
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common.Hex2Bytes("1000000000000000000000000000000"),
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common.Hex2Bytes("1000000000000000000000000000000000000000000000000000000000000000"),
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}
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values = [][]byte{
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common.Hex2Bytes("02"),
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common.Hex2Bytes("03"),
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}
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)
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_, err := VerifyRangeProof(
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root,
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start,
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keys,
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values,
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nil, // force it to use stacktrie
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)
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require.ErrorIs(t, err, errKeysHaveDifferentLengths)
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}
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