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ethclient: Return storage proofs in GetProof #24697

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Merged
merged 1 commit into from
Apr 27, 2022
Merged

ethclient: Return storage proofs in GetProof #24697

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1 change: 1 addition & 0 deletions ethclient/gethclient/gethclient.go
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Original file line number Diff line number Diff line change
Expand Up @@ -114,6 +114,7 @@ func (ec *Client) GetProof(ctx context.Context, account common.Address, keys []s
Nonce: uint64(res.Nonce),
CodeHash: res.CodeHash,
StorageHash: res.StorageHash,
StorageProof: storageResults,
}
return &result, err
}
Expand Down
19 changes: 17 additions & 2 deletions ethclient/gethclient/gethclient_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,8 @@ import (
var (
testKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
testAddr = crypto.PubkeyToAddress(testKey.PublicKey)
testSlot = common.HexToHash("0xdeadbeef")
testValue = crypto.Keccak256Hash(testSlot[:])
testBalance = big.NewInt(2e15)
)

Expand Down Expand Up @@ -73,7 +75,7 @@ func generateTestChain() (*core.Genesis, []*types.Block) {
config := params.AllEthashProtocolChanges
genesis := &core.Genesis{
Config: config,
Alloc: core.GenesisAlloc{testAddr: {Balance: testBalance}},
Alloc: core.GenesisAlloc{testAddr: {Balance: testBalance, Storage: map[common.Hash]common.Hash{testSlot: testValue}}},
ExtraData: []byte("test genesis"),
Timestamp: 9000,
}
Expand Down Expand Up @@ -191,7 +193,7 @@ func testAccessList(t *testing.T, client *rpc.Client) {
func testGetProof(t *testing.T, client *rpc.Client) {
ec := New(client)
ethcl := ethclient.NewClient(client)
result, err := ec.GetProof(context.Background(), testAddr, []string{}, nil)
result, err := ec.GetProof(context.Background(), testAddr, []string{testSlot.String()}, nil)
if err != nil {
t.Fatal(err)
}
Expand All @@ -208,6 +210,19 @@ func testGetProof(t *testing.T, client *rpc.Client) {
if result.Balance.Cmp(balance) != 0 {
t.Fatalf("invalid balance, want: %v got: %v", balance, result.Balance)
}
// test storage
if len(result.StorageProof) != 1 {
t.Fatalf("invalid storage proof, want 1 proof, got %v proof(s)", len(result.StorageProof))
}
proof := result.StorageProof[0]
slotValue, _ := ethcl.StorageAt(context.Background(), testAddr, testSlot, nil)
if !bytes.Equal(slotValue, proof.Value.Bytes()) {
t.Fatalf("invalid storage proof value, want: %v, got: %v", slotValue, proof.Value.Bytes())
}
if proof.Key != testSlot.String() {
t.Fatalf("invalid storage proof key, want: %v, got: %v", testSlot.String(), proof.Key)
}

}

func testGCStats(t *testing.T, client *rpc.Client) {
Expand Down