85 lines
2.5 KiB
Go
85 lines
2.5 KiB
Go
package itests
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import (
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"context"
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"encoding/hex"
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"fmt"
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"os"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/lotus/chain/types/ethtypes"
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"github.com/filecoin-project/lotus/itests/kit"
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)
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// TestFEVMEvents does a basic events smoke test.
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func TestFEVMEvents(t *testing.T) {
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require := require.New(t)
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kit.QuietMiningLogs()
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blockTime := 100 * time.Millisecond
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client, _, ens := kit.EnsembleMinimal(t, kit.MockProofs(), kit.ThroughRPC())
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ens.InterconnectAll().BeginMining(blockTime)
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ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
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defer cancel()
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// install contract
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// See https://github.com/filecoin-project/builtin-actors/blob/next/actors/evm/tests/events.rs#L12
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contractHex, err := os.ReadFile("contracts/events.bin")
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require.NoError(err)
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contract, err := hex.DecodeString(string(contractHex))
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require.NoError(err)
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fromAddr, err := client.WalletDefaultAddress(ctx)
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require.NoError(err)
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result := client.EVM().DeployContract(ctx, fromAddr, contract)
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idAddr, err := address.NewIDAddress(result.ActorID)
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require.NoError(err)
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t.Logf("actor ID address is %s", idAddr)
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var (
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earliest = "earliest"
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latest = "latest"
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)
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// Install a filter.
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filter, err := client.EthNewFilter(ctx, ðtypes.EthFilterSpec{
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FromBlock: &earliest,
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ToBlock: &latest,
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})
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require.NoError(err)
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// No logs yet.
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res, err := client.EthGetFilterLogs(ctx, filter)
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require.NoError(err)
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require.Empty(res.Results)
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// log a zero topic event with data
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ret := client.EVM().InvokeSolidity(ctx, fromAddr, idAddr, []byte{0x00, 0x00, 0x00, 0x00}, nil)
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require.True(ret.Receipt.ExitCode.IsSuccess(), "contract execution failed")
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require.NotNil(ret.Receipt.EventsRoot)
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fmt.Println(ret)
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fmt.Printf("Events:\n %+v\n", client.EVM().LoadEvents(ctx, *ret.Receipt.EventsRoot))
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// log a zero topic event with no data
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ret = client.EVM().InvokeSolidity(ctx, fromAddr, idAddr, []byte{0x00, 0x00, 0x00, 0x01}, nil)
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require.True(ret.Receipt.ExitCode.IsSuccess(), "contract execution failed")
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fmt.Println(ret)
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fmt.Printf("Events:\n %+v\n", client.EVM().LoadEvents(ctx, *ret.Receipt.EventsRoot))
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// log a four topic event with data
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ret = client.EVM().InvokeSolidity(ctx, fromAddr, idAddr, []byte{0x00, 0x00, 0x00, 0x02}, nil)
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require.True(ret.Receipt.ExitCode.IsSuccess(), "contract execution failed")
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fmt.Println(ret)
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fmt.Printf("Events:\n %+v\n", client.EVM().LoadEvents(ctx, *ret.Receipt.EventsRoot))
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}
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