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all: fix some go-critic linter warnings (#23709)

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This doesn't fix all go-critic warnings, just the most serious ones.

Co-authored-by: Felix Lange <fjl@twurst.com>
Co-authored-by: Martin Holst Swende <martin@swende.se>
This commit is contained in:
Iskander (Alex) Sharipov
2021-10-13 18:31:02 +03:00
committed by GitHub
parent e4f570fcc6
commit 778ff94794
8 changed files with 35 additions and 38 deletions
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40
eth/protocols/eth/handler_test.go
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@ -385,7 +385,7 @@ func testGetNodeData(t *testing.T, protocol uint) {
acc2Addr := crypto.PubkeyToAddress(acc2Key.PublicKey)
signer := types.HomesteadSigner{}
// Create a chain generator with some simple transactions (blatantly stolen from @fjl/chain_markets_test)
// Create a chain generator with some simple transactions (blatantly stolen from @fjl/chain_makers_test)
generator := func(i int, block *core.BlockGen) {
switch i {
case 0:
@ -420,9 +420,8 @@ func testGetNodeData(t *testing.T, protocol uint) {
peer, _ := newTestPeer("peer", protocol, backend)
defer peer.close()
// Fetch for now the entire chain db
// Collect all state tree hashes.
var hashes []common.Hash
it := backend.db.NewIterator(nil, nil)
for it.Next() {
if key := it.Key(); len(key) == common.HashLength {
@ -431,6 +430,7 @@ func testGetNodeData(t *testing.T, protocol uint) {
}
it.Release()
// Request all hashes.
p2p.Send(peer.app, GetNodeDataMsg, GetNodeDataPacket66{
RequestId: 123,
GetNodeDataPacket: hashes,
@ -442,38 +442,40 @@ func testGetNodeData(t *testing.T, protocol uint) {
if msg.Code != NodeDataMsg {
t.Fatalf("response packet code mismatch: have %x, want %x", msg.Code, NodeDataMsg)
}
var (
data [][]byte
res NodeDataPacket66
)
var res NodeDataPacket66
if err := msg.Decode(&res); err != nil {
t.Fatalf("failed to decode response node data: %v", err)
}
data = res.NodeDataPacket
// Verify that all hashes correspond to the requested data, and reconstruct a state tree
// Verify that all hashes correspond to the requested data.
data := res.NodeDataPacket
for i, want := range hashes {
if hash := crypto.Keccak256Hash(data[i]); hash != want {
t.Errorf("data hash mismatch: have %x, want %x", hash, want)
}
}
statedb := rawdb.NewMemoryDatabase()
// Reconstruct state tree from the received data.
reconstructDB := rawdb.NewMemoryDatabase()
for i := 0; i < len(data); i++ {
statedb.Put(hashes[i].Bytes(), data[i])
rawdb.WriteTrieNode(reconstructDB, hashes[i], data[i])
}
// Sanity check whether all state matches.
accounts := []common.Address{testAddr, acc1Addr, acc2Addr}
for i := uint64(0); i <= backend.chain.CurrentBlock().NumberU64(); i++ {
trie, _ := state.New(backend.chain.GetBlockByNumber(i).Root(), state.NewDatabase(statedb), nil)
root := backend.chain.GetBlockByNumber(i).Root()
reconstructed, _ := state.New(root, state.NewDatabase(reconstructDB), nil)
for j, acc := range accounts {
state, _ := backend.chain.State()
state, _ := backend.chain.StateAt(root)
bw := state.GetBalance(acc)
bh := trie.GetBalance(acc)
bh := reconstructed.GetBalance(acc)
if (bw != nil && bh == nil) || (bw == nil && bh != nil) {
t.Errorf("test %d, account %d: balance mismatch: have %v, want %v", i, j, bh, bw)
if (bw == nil) != (bh == nil) {
t.Errorf("block %d, account %d: balance mismatch: have %v, want %v", i, j, bh, bw)
}
if bw != nil && bh != nil && bw.Cmp(bw) != 0 {
t.Errorf("test %d, account %d: balance mismatch: have %v, want %v", i, j, bh, bw)
if bw != nil && bh != nil && bw.Cmp(bh) != 0 {
t.Errorf("block %d, account %d: balance mismatch: have %v, want %v", i, j, bh, bw)
}
}
}