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add: Batchcall to optimize token balance query performances
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Himitsuko
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Aug 26, 2022
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,20 +1,61 @@ | ||
| package core | ||
|
|
||
| import ( | ||
| "github.com/ethereum/go-ethereum/accounts/abi/bind" | ||
| "fmt" | ||
| "github.com/ethereum/go-ethereum/common" | ||
| "github.com/ethereum/go-ethereum/ethclient" | ||
| "github.com/ethereum/go-ethereum/rpc" | ||
| "github.com/stretchr/testify/assert" | ||
| "strings" | ||
| "testing" | ||
| ) | ||
|
|
||
| func TestBalanceScanner(t *testing.T) { | ||
| client, _ := ethclient.Dial("https://bsc-dataseed1.ninicoin.io/") | ||
| bep20, _ := NewBalanceScanner(BinanceChain, client) | ||
| bep20, _ := NewBalanceScanner(BinanceChain, client, nil) | ||
| balances, _ := bep20.GetBalances( | ||
| &bind.CallOpts{}, | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), []common.Address{ | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| }) | ||
| assert.Equal(t, balances[0].String(), "34000000000000000000") | ||
| } | ||
|
|
||
| func TestBalanceScanner_TokenMapBalances(t *testing.T) { | ||
| client, _ := ethclient.Dial("https://bsc-dataseed1.ninicoin.io/") | ||
| bep20, _ := NewBalanceScanner(BinanceChain, client, nil) | ||
| balances, _ := bep20.TokenMapBalances( | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), []common.Address{ | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| }) | ||
| assert.Equal(t, balances[strings.ToLower("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74")].String(), "34000000000000000000") | ||
| } | ||
|
|
||
| func TestBalanceScanner_BatchCall(t *testing.T) { | ||
| client, _ := ethclient.Dial("https://bsc-dataseed.binance.org/") | ||
| r, _ := rpc.Dial("https://bsc-dataseed.binance.org/") | ||
| bep20, _ := NewBalanceScanner(BinanceChain, client, r) | ||
| resultCount := 0 | ||
| ret, _ := bep20.BatchCallBalances(common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), [][]common.Address{ | ||
| { | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| }, | ||
| { | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| }, | ||
| { | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| common.HexToAddress("0x7d99eda556388Ad7743A1B658b9C4FC67D7A9d74"), | ||
| }, | ||
| }) | ||
| for j := 0; j < len(ret); j++ { | ||
| resultCount++ | ||
| assert.Equal(t, ret[j].String(), "34000000000000000000") | ||
| } | ||
| fmt.Println("Total result", resultCount) | ||
| } |