ethclient: add empty/nonexist account testcase for eth_getProof RPC (#28482)
Adds testcases for eth_getProof endpoint for the following cases: - the account/contract does not exist - the account/contract exists but is empty.
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@ -42,6 +42,7 @@ var (
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testKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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testAddr = crypto.PubkeyToAddress(testKey.PublicKey)
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testContract = common.HexToAddress("0xbeef")
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testEmpty = common.HexToAddress("0xeeee")
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testSlot = common.HexToHash("0xdeadbeef")
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testValue = crypto.Keccak256Hash(testSlot[:])
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testBalance = big.NewInt(2e15)
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@ -80,8 +81,11 @@ func newTestBackend(t *testing.T) (*node.Node, []*types.Block) {
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func generateTestChain() (*core.Genesis, []*types.Block) {
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genesis := &core.Genesis{
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Config: params.AllEthashProtocolChanges,
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Alloc: core.GenesisAlloc{testAddr: {Balance: testBalance, Storage: map[common.Hash]common.Hash{testSlot: testValue}},
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testContract: {Nonce: 1, Code: []byte{0x13, 0x37}}},
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Alloc: core.GenesisAlloc{
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testAddr: {Balance: testBalance, Storage: map[common.Hash]common.Hash{testSlot: testValue}},
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testContract: {Nonce: 1, Code: []byte{0x13, 0x37}},
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testEmpty: {Balance: big.NewInt(1)},
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},
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ExtraData: []byte("test genesis"),
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Timestamp: 9000,
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}
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@ -110,6 +114,12 @@ func TestGethClient(t *testing.T) {
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}, {
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"TestGetProof2",
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func(t *testing.T) { testGetProof(t, client, testContract) },
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}, {
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"TestGetProofEmpty",
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func(t *testing.T) { testGetProof(t, client, testEmpty) },
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}, {
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"TestGetProofNonExistent",
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func(t *testing.T) { testGetProofNonExistent(t, client) },
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}, {
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"TestGetProofCanonicalizeKeys",
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func(t *testing.T) { testGetProofCanonicalizeKeys(t, client) },
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@ -274,6 +284,38 @@ func testGetProofCanonicalizeKeys(t *testing.T, client *rpc.Client) {
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}
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}
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func testGetProofNonExistent(t *testing.T, client *rpc.Client) {
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addr := common.HexToAddress("0x0001")
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ec := New(client)
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result, err := ec.GetProof(context.Background(), addr, nil, nil)
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if err != nil {
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t.Fatal(err)
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}
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if result.Address != addr {
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t.Fatalf("unexpected address, have: %v want: %v", result.Address, addr)
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}
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// test nonce
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if result.Nonce != 0 {
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t.Fatalf("invalid nonce, want: %v got: %v", 0, result.Nonce)
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}
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// test balance
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if result.Balance.Cmp(big.NewInt(0)) != 0 {
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t.Fatalf("invalid balance, want: %v got: %v", 0, result.Balance)
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}
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// test storage
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if have := len(result.StorageProof); have != 0 {
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t.Fatalf("invalid storage proof, want 0 proof, got %v proof(s)", have)
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}
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// test codeHash
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if have, want := result.CodeHash, (common.Hash{}); have != want {
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t.Fatalf("codehash wrong, have %v want %v ", have, want)
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}
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// test codeHash
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if have, want := result.StorageHash, (common.Hash{}); have != want {
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t.Fatalf("storagehash wrong, have %v want %v ", have, want)
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}
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}
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func testGCStats(t *testing.T, client *rpc.Client) {
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ec := New(client)
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_, err := ec.GCStats(context.Background())
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