add tests for events public funcs

Refs #693

types/events_test.go

@@ -0,0 +1,23 @@
+package types
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestQueryTxFor(t *testing.T) {
+	tx := Tx("foo")
+	assert.Equal(t,
+		fmt.Sprintf("tm.event='Tx' AND tx.hash='%X'", tx.Hash()),
+		EventQueryTxFor(tx).String(),
+	)
+}
+
+func TestQueryForEvent(t *testing.T) {
+	assert.Equal(t,
+		"tm.event='NewBlock'",
+		QueryForEvent(EventNewBlock).String(),
+	)
+}