Files
evm/core/vm/runtime/runtime_example_test.go
T
zeekay a00ef80d8b fix: handle missing snapshot layers gracefully in flattenSnapshot
When tests use SnapshotNoBuild: true with SnapshotLimit > 0, snapshot
layers are initialized but not built for new blocks. Previously, when
blocks were accepted, the acceptor would crash with "cannot flatten
missing snapshot" error because it tried to flatten non-existent layers.

This fix adds:
- HasBlockLayer(blockHash) method to snapshot.Tree to check layer existence
- Check in flattenSnapshot to skip flattening if layer doesn't exist

This properly handles test configurations where snapshots are enabled
but layers aren't built, allowing all 63 packages to pass with 0 failures.
2025-12-04 00:23:59 -08:00

46 lines
1.5 KiB
Go

// Copyright (C) 2019-2025, Lux Industries, Inc. All rights reserved.
// See the file LICENSE for licensing terms.
//
// This file is a derived work, based on the go-ethereum library whose original
// notices appear below.
//
// It is distributed under a license compatible with the licensing terms of the
// original code from which it is derived.
//
// Much love to the original authors for their work.
// **********
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package runtime_test
import (
"fmt"
"github.com/luxfi/evm/core/vm/runtime"
"github.com/luxfi/geth/common"
)
func ExampleExecute() {
ret, _, err := runtime.Execute(common.Hex2Bytes("6060604052600a8060106000396000f360606040526008565b00"), nil, nil)
if err != nil {
fmt.Println(err)
}
fmt.Println(ret)
// Output:
// [96 96 96 64 82 96 8 86 91 0]
}