def f(a):
    return ++a

def g(a):
    return +a

def g(a):
    return --a

@@ -69,8 +69,165 @@
 urn --a%0A
+%0Adef foo():%0A    if 1 == None:%0A        print %22whoa!%22%0A    else:%0A        print %22whew!%22%0A%0A    if None == 1:%0A        print %22whoa!%22%0A    else:%0A        print %22whew!%22%0A

add comparison check for add test for "== None"