Lib/test/test_compile.py

   1 from test_support import verbose, TestFailed
   2
   3 if verbose:
   4     print 'Running tests on argument handling'
   5
   6 try:
   7     exec 'def f(a, a): pass'
   8     raise TestFailed, "duplicate arguments"
   9 except SyntaxError:
  10     pass
  11
  12 try:
  13     exec 'def f(a = 0, a = 1): pass'
  14     raise TestFailed, "duplicate keyword arguments"
  15 except SyntaxError:
  16     pass
  17
  18 try:
  19     exec 'def f(a): global a; a = 1'
  20     raise TestFailed, "variable is global and local"
  21 except SyntaxError:
  22     pass
  23
  24 print "testing complex args"
  25
  26 def comp_args((a, b)):
  27     print a,b
  28
  29 comp_args((1, 2))
  30
  31 def comp_args((a, b)=(3, 4)):
  32     print a, b
  33
  34 comp_args((1, 2))
  35 comp_args()
  36
  37 def comp_args(a, (b, c)):
  38     print a, b, c
  39
  40 comp_args(1, (2, 3))
  41
  42 def comp_args(a=2, (b, c)=(3, 4)):
  43     print a, b, c
  44
  45 comp_args(1, (2, 3))
  46 comp_args()
  47
  48 try:
  49     exec 'def f(a=1, (b, c)): pass'
  50     raise TestFailed, "non-default args after default"
  51 except SyntaxError:
  52     pass