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ethclient: add CallContractAtHash (#24355)

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* add CallContractAtHash to ethclient

* add docstring and test

* optimize test

* ethclient: nits

Co-authored-by: Péter Szilágyi <peterke@gmail.com>
This commit is contained in:
zhiqiangxu
2022-02-15 17:55:55 +08:00
committed by GitHub
parent f01e2fab07
commit e98114da4f
2 changed files with 41 additions and 0 deletions
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30
ethclient/ethclient_test.go
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@ -285,6 +285,9 @@ func TestEthClient(t *testing.T) {
"CallContract": {
func(t *testing.T) { testCallContract(t, client) },
},
"CallContractAtHash": {
func(t *testing.T) { testCallContractAtHash(t, client) },
},
"AtFunctions": {
func(t *testing.T) { testAtFunctions(t, client) },
},
@ -507,6 +510,33 @@ func testStatusFunctions(t *testing.T, client *rpc.Client) {
}
}
func testCallContractAtHash(t *testing.T, client *rpc.Client) {
ec := NewClient(client)
// EstimateGas
msg := ethereum.CallMsg{
From: testAddr,
To: &common.Address{},
Gas: 21000,
Value: big.NewInt(1),
}
gas, err := ec.EstimateGas(context.Background(), msg)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if gas != 21000 {
t.Fatalf("unexpected gas price: %v", gas)
}
block, err := ec.HeaderByNumber(context.Background(), big.NewInt(1))
if err != nil {
t.Fatalf("BlockByNumber error: %v", err)
}
// CallContract
if _, err := ec.CallContractAtHash(context.Background(), msg, block.Hash()); err != nil {
t.Fatalf("unexpected error: %v", err)
}
}
func testCallContract(t *testing.T, client *rpc.Client) {
ec := NewClient(client)