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test(evm): backend tests with test network and real txs (#2045)
* test(evm): backend tests with test network and real txs * chore: changelog update
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,202 @@ | ||
| package backend_test | ||
|
|
||
| import ( | ||
| "math/big" | ||
|
|
||
| gethcommon "github.com/ethereum/go-ethereum/common" | ||
| "golang.org/x/crypto/sha3" | ||
|
|
||
| "github.com/NibiruChain/nibiru/v2/x/evm/evmtest" | ||
|
|
||
| rpc "github.com/NibiruChain/nibiru/v2/eth/rpc" | ||
| ) | ||
|
|
||
| func (s *BackendSuite) TestGetCode() { | ||
| testCases := []struct { | ||
| name string | ||
| contractAddr gethcommon.Address | ||
| blockNumber rpc.BlockNumber | ||
| codeFound bool | ||
| }{ | ||
| { | ||
| name: "happy: valid contract address", | ||
| contractAddr: testContractAddress, | ||
| blockNumber: deployContractBlockNumber, | ||
| codeFound: true, | ||
| }, | ||
| { | ||
| name: "sad: not a contract address", | ||
| contractAddr: s.fundedAccEthAddr, | ||
| blockNumber: deployContractBlockNumber, | ||
| codeFound: false, | ||
| }, | ||
| } | ||
| for _, tc := range testCases { | ||
| s.Run(tc.name, func() { | ||
| code, err := s.backend.GetCode( | ||
| tc.contractAddr, | ||
| rpc.BlockNumberOrHash{ | ||
| BlockNumber: &tc.blockNumber, | ||
| }, | ||
| ) | ||
| if !tc.codeFound { | ||
| s.Require().Nil(code) | ||
| return | ||
| } | ||
| s.Require().NoError(err) | ||
| s.Require().NotNil(code) | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| func (s *BackendSuite) TestGetProof() { | ||
| testCases := []struct { | ||
| name string | ||
| contractAddr gethcommon.Address | ||
| blockNumber rpc.BlockNumber | ||
| address gethcommon.Address | ||
| slot uint64 | ||
| wantValue string | ||
| }{ | ||
| { | ||
| name: "happy: balance of the contract deployer", | ||
| contractAddr: testContractAddress, | ||
| address: s.fundedAccEthAddr, | ||
| blockNumber: deployContractBlockNumber, | ||
| slot: 0, // _balances is the first slot in ERC20 | ||
| wantValue: "0xd3c21bcecceda1000000", // = 1000000 * (10**18), initial supply | ||
| }, | ||
| { | ||
| name: "sad: address which is not in contract storage", | ||
| contractAddr: s.fundedAccEthAddr, | ||
| address: recipient, | ||
| blockNumber: deployContractBlockNumber, | ||
| slot: 0, | ||
| wantValue: "0x0", | ||
| }, | ||
| } | ||
| for _, tc := range testCases { | ||
| s.Run(tc.name, func() { | ||
| proof, err := s.backend.GetProof( | ||
| tc.contractAddr, | ||
| []string{generateStorageKey(tc.address, tc.slot)}, | ||
| rpc.BlockNumberOrHash{ | ||
| BlockNumber: &tc.blockNumber, | ||
| }, | ||
| ) | ||
| s.Require().NoError(err) | ||
| s.Require().NotNil(proof) | ||
| s.Require().Equal(tc.wantValue, proof.StorageProof[0].Value.String()) | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| func (s *BackendSuite) TestGetStorageAt() { | ||
| testCases := []struct { | ||
| name string | ||
| contractAddr gethcommon.Address | ||
| blockNumber rpc.BlockNumber | ||
| address gethcommon.Address | ||
| slot uint64 | ||
| wantValue string | ||
| }{ | ||
| { | ||
| name: "happy: balance of the contract deployer", | ||
| contractAddr: testContractAddress, | ||
| address: s.fundedAccEthAddr, | ||
| blockNumber: deployContractBlockNumber, | ||
| // _balances is the first slot in ERC20 | ||
| slot: 0, | ||
| // = 1000000 * (10**18), initial supply | ||
| wantValue: "0x00000000000000000000000000000000000000000000d3c21bcecceda1000000", | ||
| }, | ||
| { | ||
| name: "sad: address which is not in contract storage", | ||
| contractAddr: s.fundedAccEthAddr, | ||
| address: recipient, | ||
| blockNumber: deployContractBlockNumber, | ||
| slot: 0, | ||
| wantValue: "0x0000000000000000000000000000000000000000000000000000000000000000", | ||
| }, | ||
| } | ||
| for _, tc := range testCases { | ||
| s.Run(tc.name, func() { | ||
| value, err := s.backend.GetStorageAt( | ||
| tc.contractAddr, | ||
| generateStorageKey(tc.address, tc.slot), | ||
| rpc.BlockNumberOrHash{ | ||
| BlockNumber: &tc.blockNumber, | ||
| }, | ||
| ) | ||
| s.Require().NoError(err) | ||
| s.Require().NotNil(value) | ||
| s.Require().Equal(tc.wantValue, value.String()) | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| func (s *BackendSuite) TestGetBalance() { | ||
| testCases := []struct { | ||
| name string | ||
| blockNumber rpc.BlockNumber | ||
| address gethcommon.Address | ||
| wantPositiveBalance bool | ||
| }{ | ||
| { | ||
| name: "happy: funded account balance", | ||
| address: s.fundedAccEthAddr, | ||
| blockNumber: transferTxBlockNumber, | ||
| wantPositiveBalance: true, | ||
| }, | ||
| { | ||
| name: "happy: recipient balance at block 1", | ||
| address: recipient, | ||
| blockNumber: rpc.NewBlockNumber(big.NewInt(1)), | ||
| wantPositiveBalance: false, | ||
| }, | ||
| { | ||
| name: "happy: recipient balance after transfer", | ||
| address: recipient, | ||
| blockNumber: transferTxBlockNumber, | ||
| wantPositiveBalance: true, | ||
| }, | ||
| { | ||
| name: "sad: not existing account", | ||
| address: evmtest.NewEthPrivAcc().EthAddr, | ||
| blockNumber: transferTxBlockNumber, | ||
| wantPositiveBalance: false, | ||
| }, | ||
| } | ||
| for _, tc := range testCases { | ||
| s.Run(tc.name, func() { | ||
| balance, err := s.backend.GetBalance( | ||
| tc.address, | ||
| rpc.BlockNumberOrHash{ | ||
| BlockNumber: &tc.blockNumber, | ||
| }, | ||
| ) | ||
| s.Require().NoError(err) | ||
| s.Require().NotNil(balance) | ||
| if tc.wantPositiveBalance { | ||
| s.Require().Greater(balance.ToInt().Int64(), int64(0)) | ||
| } else { | ||
| s.Require().Equal(balance.ToInt().Int64(), int64(0)) | ||
| } | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| // generateStorageKey produces the storage key from address and slot (order of the variable in solidity declaration) | ||
| func generateStorageKey(key gethcommon.Address, slot uint64) string { | ||
| // Prepare the key and slot as 32-byte values | ||
| keyBytes := gethcommon.LeftPadBytes(key.Bytes(), 32) | ||
| slotBytes := gethcommon.LeftPadBytes(new(big.Int).SetUint64(slot).Bytes(), 32) | ||
|
|
||
| // Concatenate key and slot | ||
| data := append(keyBytes, slotBytes...) | ||
|
|
||
| // Hash the data using Keccak256 | ||
| hash := sha3.NewLegacyKeccak256() | ||
| hash.Write(data) | ||
| return gethcommon.BytesToHash(hash.Sum(nil)).Hex() | ||
| } |
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