Initial commit of OpenSPARC T2 architecture model.

[OpenSPARC-T2-SAM] / sam-t2 / devtools / v9 / lib / python2.4 / test / test_global.py

"""Verify that warnings are issued for global statements following use."""

from test.test_support import check_syntax

import warnings

warnings.filterwarnings("error", module="<test code>")

def compile_and_check(text, should_fail=1):
   try:
       compile(text, "<test code>", "exec")
   except SyntaxError, msg:
       if should_fail:
           print "got SyntaxError as expected"
       else:
           print "raised unexpected SyntaxError:", text
   else:
       if should_fail:
           print "should have raised SyntaxError:", text
       else:
           print "as expected, no SyntaxError"

prog_text_1 = """
def wrong1():
   a = 1
   b = 2
   global a
   global b
"""
compile_and_check(prog_text_1)

prog_text_2 = """
def wrong2():
   print x
   global x
"""
compile_and_check(prog_text_2)

prog_text_3 = """
def wrong3():
   print x
   x = 2
   global x
"""
compile_and_check(prog_text_3)

prog_text_4 = """
global x
x = 2
"""
compile_and_check(prog_text_4, 0)