Add check for event data

e2e/event_test.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/mesg-foundation/engine/protobuf/acknowledgement"
 	pb "github.com/mesg-foundation/engine/protobuf/api"
+	"github.com/mesg-foundation/engine/protobuf/types"
 	"github.com/stretchr/testify/require"
 )
 
@@ -19,6 +20,15 @@ func testEvent(t *testing.T) {
 	resp, err := client.EventClient.Create(context.Background(), &pb.CreateEventRequest{
 		InstanceHash: testInstanceHash,
 		Key:          "ping_ok",
+		Data: &types.Struct{
+			Fields: map[string]*types.Value{
+				"msg": &types.Value{
+					Kind: &types.Value_StringValue{
+						StringValue: "foo",
+					},
+				},
+			},
+		},
 	})
 	require.NoError(t, err)
 
@@ -28,4 +38,5 @@ func testEvent(t *testing.T) {
 	require.Equal(t, resp.Hash, event.Hash)
 	require.Equal(t, testInstanceHash, event.InstanceHash)
 	require.Equal(t, "ping_ok", event.Key)
+	require.Equal(t, "foo", event.Data.Fields["msg"].GetStringValue())
 }