wrote a test for EventBus#PublishEventTx

Refs #1369

types/event_bus_test.go

@@ -7,9 +7,58 @@ import (
 	"testing"
 	"time"
 
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	abci "github.com/tendermint/abci/types"
+	cmn "github.com/tendermint/tmlibs/common"
 	tmpubsub "github.com/tendermint/tmlibs/pubsub"
+	tmquery "github.com/tendermint/tmlibs/pubsub/query"
 )
 
+func TestEventBusPublishEventTx(t *testing.T) {
+	eventBus := NewEventBus()
+	err := eventBus.Start()
+	require.NoError(t, err)
+	defer eventBus.Stop()
+
+	tx := Tx("foo")
+	result := abci.ResponseDeliverTx{Data: []byte("bar"), Tags: []cmn.KVPair{}, Fee: cmn.KI64Pair{Key: []uint8{}, Value: 0}}
+
+	txEventsCh := make(chan interface{})
+
+	// PublishEventTx adds all these 3 tags, so the query below should work
+	query := fmt.Sprintf("tm.event='Tx' AND tx.height=1 AND tx.hash='%X'", tx.Hash())
+	err = eventBus.Subscribe(context.Background(), "test", tmquery.MustParse(query), txEventsCh)
+	require.NoError(t, err)
+
+	done := make(chan struct{})
+	go func() {
+		for e := range txEventsCh {
+			edt := e.(TMEventData).Unwrap().(EventDataTx)
+			assert.Equal(t, int64(1), edt.Height)
+			assert.Equal(t, uint32(0), edt.Index)
+			assert.Equal(t, tx, edt.Tx)
+			assert.Equal(t, result, edt.Result)
+			close(done)
+		}
+	}()
+
+	err = eventBus.PublishEventTx(EventDataTx{TxResult{
+		Height: 1,
+		Index:  0,
+		Tx:     tx,
+		Result: result,
+	}})
+	assert.NoError(t, err)
+
+	select {
+	case <-done:
+	case <-time.After(1 * time.Second):
+		t.Fatal("did not receive a transaction after 1 sec.")
+	}
+}
+
 func BenchmarkEventBus(b *testing.B) {
 	benchmarks := []struct {
 		name        string