additional sugar builtins

mytests/test_builtins_additions.py

@@ -0,0 +1,22 @@
+from bytecodeinterpreter import Interpreter
+from simpleparser import parse
+
+
+def builtin_test_helper(expr):
+    ast = parse("x = " + expr)
+    interpreter = Interpreter()
+    w_module = interpreter.make_module()
+    interpreter.eval(ast, w_module)
+
+    return w_module.getvalue("x").value
+
+
+def test_sugar_builtins():
+    assert builtin_test_helper("2 add(5)") == 7
+    assert builtin_test_helper("2 mul(5)") == 10
+    assert builtin_test_helper("2 div(5)") == 0
+    assert builtin_test_helper("10 div(5)") == 2
+    assert builtin_test_helper("10 div(3)") == 3
+    assert builtin_test_helper("5 mod(3)") == 2
+    assert builtin_test_helper("4 mod(2)") == 0
+    assert builtin_test_helper("2 inc") == 3