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add more unit tests

pull/537/head
Danilo Pantani 2020-12-14 19:59:55 -03:00
parent a509d7f16e
commit ce7977c67b
4 changed files with 39 additions and 22 deletions
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15
bchain/coins/energi/erc20.go
View File

@ -15,21 +15,6 @@ import (
"github.com/trezor/blockbook/bchain"
)
var erc20abi = `[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"type":"function","signature":"0x06fdde03"},
{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"type":"function","signature":"0x95d89b41"},
{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"type":"function","signature":"0x313ce567"},
{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function","signature":"0x18160ddd"},
{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"type":"function","signature":"0x70a08231"},
{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"success","type":"bool"}],"payable":false,"type":"function","signature":"0xa9059cbb"},
{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"success","type":"bool"}],"payable":false,"type":"function","signature":"0x23b872dd"},
{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"success","type":"bool"}],"payable":false,"type":"function","signature":"0x095ea7b3"},
{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"type":"function","signature":"0xdd62ed3e"},
{"anonymous":false,"inputs":[{"indexed":true,"name":"_from","type":"address"},{"indexed":true,"name":"_to","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Transfer","type":"event","signature":"0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"},
{"anonymous":false,"inputs":[{"indexed":true,"name":"_owner","type":"address"},{"indexed":true,"name":"_spender","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Approval","type":"event","signature":"0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925"},
{"inputs":[{"name":"_initialAmount","type":"uint256"},{"name":"_tokenName","type":"string"},{"name":"_decimalUnits","type":"uint8"},{"name":"_tokenSymbol","type":"string"}],"payable":false,"type":"constructor"},
{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"},{"name":"_extraData","type":"bytes"}],"name":"approveAndCall","outputs":[{"name":"success","type":"bool"}],"payable":false,"type":"function","signature":"0xcae9ca51"},
{"constant":true,"inputs":[],"name":"version","outputs":[{"name":"","type":"string"}],"payable":false,"type":"function","signature":"0x54fd4d50"}]`
// doing the parsing/processing without using go-ethereum/accounts/abi library, it is simple to get data from Transfer event
const erc20TransferMethodSignature = "0xa9059cbb"
const erc20TransferEventSignature = "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"

7
bchain/coins/energi/ethparser.go
View File

@ -531,3 +531,10 @@ func GetEthereumTxDataFromSpecificData(coinSpecificData interface{}) *EthereumTx
}
return &etd
}
func toBlockNumArg(number *big.Int) string {
if number == nil {
return "latest"
}
return hexutil.EncodeBig(number)
}

31
bchain/coins/energi/ethparser_test.go
View File

@ -400,3 +400,34 @@ func TestEthereumParser_GetEthereumTxData(t *testing.T) {
})
}
}
func Test_toBlockNumArg(t *testing.T) {
tests := []struct {
name string
number *big.Int
want string
}{
{
name: "test a valid number 1",
number: big.NewInt(1),
want: "0x1",
},
{
name: "test a valid number 2",
number: big.NewInt(2),
want: "0x2",
},
{
name: "test the latest block",
number: nil,
want: "latest",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := toBlockNumArg(tt.number); got != tt.want {
t.Errorf("toBlockNumArg() = %v, want %v", got, tt.want)
}
})
}
}

8
bchain/coins/energi/ethrpc.go
View File

@ -777,13 +777,7 @@ func (b *EthereumRPC) GetChainParser() bchain.BlockChainParser {
return b.Parser
}
func toBlockNumArg(number *big.Int) string {
if number == nil {
return "latest"
}
return hexutil.EncodeBig(number)
}
// GetChainParser returns ethereum block header by number.
func (b *EthereumRPC) headerByNumber(ctx context.Context, number *big.Int) (*header, error) {
var head header
err := b.rpc.CallContext(ctx, &head, "eth_getBlockByNumber", toBlockNumArg(number), false)