forked from cerc-io/plugeth
accounts/abi: use unpackTuple to unpack event arguments
Events with just 1 argument fail before this change
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4e61ed02e2
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@ -86,7 +86,7 @@ func (abi ABI) Unpack(v interface{}, name string, output []byte) (err error) {
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}
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return method.Outputs.Unpack(v, output)
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} else if event, ok := abi.Events[name]; ok {
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return event.Inputs.Unpack(v, output)
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return event.Inputs.unpackTuple(v, output)
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}
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return fmt.Errorf("abi: could not locate named method or event")
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}
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@ -621,14 +621,16 @@ func TestBareEvents(t *testing.T) {
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// TestUnpackEvent is based on this contract:
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// contract T {
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// event received(address sender, uint amount, bytes memo);
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// event receivedAddr(address sender);
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// function receive(bytes memo) external payable {
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// received(msg.sender, msg.value, memo);
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// receivedAddr(msg.sender);
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// }
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// }
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// When receive("X") is called with sender 0x00... and value 1, it produces this tx receipt:
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// receipt{status=1 cgas=23949 bloom=00000000004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000040200000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 logs=[log: b6818c8064f645cd82d99b59a1a267d6d61117ef [75fd880d39c1daf53b6547ab6cb59451fc6452d27caa90e5b6649dd8293b9eed] 000000000000000000000000376c47978271565f56deb45495afa69e59c16ab200000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000158 9ae378b6d4409eada347a5dc0c180f186cb62dc68fcc0f043425eb917335aa28 0 95d429d309bb9d753954195fe2d69bd140b4ae731b9b5b605c34323de162cf00 0]}
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func TestUnpackEvent(t *testing.T) {
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const abiJSON = `[{"constant":false,"inputs":[{"name":"memo","type":"bytes"}],"name":"receive","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"anonymous":false,"inputs":[{"indexed":false,"name":"sender","type":"address"},{"indexed":false,"name":"amount","type":"uint256"},{"indexed":false,"name":"memo","type":"bytes"}],"name":"received","type":"event"}]`
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const abiJSON = `[{"constant":false,"inputs":[{"name":"memo","type":"bytes"}],"name":"receive","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"anonymous":false,"inputs":[{"indexed":false,"name":"sender","type":"address"},{"indexed":false,"name":"amount","type":"uint256"},{"indexed":false,"name":"memo","type":"bytes"}],"name":"received","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"sender","type":"address"}],"name":"receivedAddr","type":"event"}]`
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abi, err := JSON(strings.NewReader(abiJSON))
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if err != nil {
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t.Fatal(err)
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@ -656,6 +658,17 @@ func TestUnpackEvent(t *testing.T) {
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} else {
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t.Logf("len(data): %d; received event: %+v", len(data), ev)
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}
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type ReceivedAddrEvent struct {
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Address common.Address
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}
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var receivedAddrEv ReceivedAddrEvent
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err = abi.Unpack(&receivedAddrEv, "receivedAddr", data)
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if err != nil {
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t.Error(err)
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} else {
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t.Logf("len(data): %d; received event: %+v", len(data), receivedAddrEv)
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}
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}
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func TestABI_MethodById(t *testing.T) {
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