diff --git a/unittests/order_of_operations.chai b/unittests/order_of_operations.chai
new file mode 100644
index 0000000..c07ce79
--- /dev/null
+++ b/unittests/order_of_operations.chai
@@ -0,0 +1,7 @@
+
+
+var s = ""
+
+s += to_string(fun[s](){ s += "3"; 3}() % fun[s](){ s += "2"; 2}());
+
+assert_equal(s, "321");