You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

90 lines
2.2 KiB

package vm
import (
"bytes"
"reflect"
"testing"
. "github.com/tendermint/tendermint/common"
"github.com/tendermint/tendermint/events"
"github.com/tendermint/tendermint/types"
. "github.com/tendermint/tendermint/vm"
)
var expectedData = []byte{0x10}
var expectedHeight int64 = 0
var expectedTopics = []Word256{
Int64ToWord256(1),
Int64ToWord256(2),
Int64ToWord256(3),
Int64ToWord256(4)}
// Tests logs and events.
func TestLog4(t *testing.T) {
st := newAppState()
// Create accounts
account1 := &Account{
Address: LeftPadWord256(makeBytes(20)),
}
account2 := &Account{
Address: LeftPadWord256(makeBytes(20)),
}
st.accounts[account1.Address.String()] = account1
st.accounts[account2.Address.String()] = account2
ourVm := NewVM(st, newParams(), Zero256, nil)
eventSwitch := events.NewEventSwitch()
_, err := eventSwitch.Start()
if err != nil {
t.Errorf("Failed to start eventSwitch: %v", err)
}
eventID := types.EventStringLogEvent(account2.Address.Postfix(20))
doneChan := make(chan struct{}, 1)
eventSwitch.AddListenerForEvent("test", eventID, func(event types.EventData) {
logEvent := event.(types.EventDataLog)
// No need to test address as this event would not happen if it wasn't correct
if !reflect.DeepEqual(logEvent.Topics, expectedTopics) {
t.Errorf("Event topics are wrong. Got: %v. Expected: %v", logEvent.Topics, expectedTopics)
}
if !bytes.Equal(logEvent.Data, expectedData) {
t.Errorf("Event data is wrong. Got: %s. Expected: %s", logEvent.Data, expectedData)
}
if logEvent.Height != expectedHeight {
t.Errorf("Event block height is wrong. Got: %d. Expected: %d", logEvent.Height, expectedHeight)
}
doneChan <- struct{}{}
})
ourVm.SetFireable(eventSwitch)
var gas int64 = 100000
mstore8 := byte(MSTORE8)
push1 := byte(PUSH1)
log4 := byte(LOG4)
stop := byte(STOP)
code := []byte{
push1, 16, // data value
push1, 0, // memory slot
mstore8,
push1, 4, // topic 4
push1, 3, // topic 3
push1, 2, // topic 2
push1, 1, // topic 1
push1, 1, // size of data
push1, 0, // data starts at this offset
log4,
stop,
}
_, err = ourVm.Call(account1, account2, code, []byte{}, 0, &gas)
<-doneChan
if err != nil {
t.Fatal(err)
}
}