state: implement SignedDataSource on ChangeStateRequest message

state/types_test.go

@@ -0,0 +1,18 @@
+package state
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestChangeStateRequestGettersSetters(t *testing.T) {
+	t.Run("state", func(t *testing.T) {
+		st := ChangeStateRequest_State(1)
+		m := new(ChangeStateRequest)
+
+		m.SetState(st)
+
+		require.Equal(t, st, m.GetState())
+	})
+}