Lib/test/test_call.py

   1 import unittest
   2 from test import test_support
   3
   4 # The test cases here cover several paths through the function calling
   5 # code.  They depend on the METH_XXX flag that is used to define a C
   6 # function, which can't be verified from Python.  If the METH_XXX decl
   7 # for a C function changes, these tests may not cover the right paths.
   8
   9 class CFunctionCalls(unittest.TestCase):
  10
  11     def test_varargs0(self):
  12         self.assertRaises(TypeError, {}.has_key)
  13
  14     def test_varargs1(self):
  15         {}.has_key(0)
  16
  17     def test_varargs2(self):
  18         self.assertRaises(TypeError, {}.has_key, 0, 1)
  19
  20     def test_varargs0_ext(self):
  21         try:
  22             {}.has_key(*())
  23         except TypeError:
  24             pass
  25
  26     def test_varargs1_ext(self):
  27         {}.has_key(*(0,))
  28
  29     def test_varargs2_ext(self):
  30         try:
  31             {}.has_key(*(1, 2))
  32         except TypeError:
  33             pass
  34         else:
  35             raise RuntimeError
  36
  37     def test_varargs0_kw(self):
  38         self.assertRaises(TypeError, {}.has_key, x=2)
  39
  40     def test_varargs1_kw(self):
  41         self.assertRaises(TypeError, {}.has_key, x=2)
  42
  43     def test_varargs2_kw(self):
  44         self.assertRaises(TypeError, {}.has_key, x=2, y=2)
  45
  46     def test_oldargs0_0(self):
  47         {}.keys()
  48
  49     def test_oldargs0_1(self):
  50         self.assertRaises(TypeError, {}.keys, 0)
  51
  52     def test_oldargs0_2(self):
  53         self.assertRaises(TypeError, {}.keys, 0, 1)
  54
  55     def test_oldargs0_0_ext(self):
  56         {}.keys(*())
  57
  58     def test_oldargs0_1_ext(self):
  59         try:
  60             {}.keys(*(0,))
  61         except TypeError:
  62             pass
  63         else:
  64             raise RuntimeError
  65
  66     def test_oldargs0_2_ext(self):
  67         try:
  68             {}.keys(*(1, 2))
  69         except TypeError:
  70             pass
  71         else:
  72             raise RuntimeError
  73
  74     def test_oldargs0_0_kw(self):
  75         try:
  76             {}.keys(x=2)
  77         except TypeError:
  78             pass
  79         else:
  80             raise RuntimeError
  81
  82     def test_oldargs0_1_kw(self):
  83         self.assertRaises(TypeError, {}.keys, x=2)
  84
  85     def test_oldargs0_2_kw(self):
  86         self.assertRaises(TypeError, {}.keys, x=2, y=2)
  87
  88     def test_oldargs1_0(self):
  89         self.assertRaises(TypeError, [].count)
  90
  91     def test_oldargs1_1(self):
  92         [].count(1)
  93
  94     def test_oldargs1_2(self):
  95         self.assertRaises(TypeError, [].count, 1, 2)
  96
  97     def test_oldargs1_0_ext(self):
  98         try:
  99             [].count(*())
 100         except TypeError:
 101             pass
 102         else:
 103             raise RuntimeError
 104
 105     def test_oldargs1_1_ext(self):
 106         [].count(*(1,))
 107
 108     def test_oldargs1_2_ext(self):
 109         try:
 110             [].count(*(1, 2))
 111         except TypeError:
 112             pass
 113         else:
 114             raise RuntimeError
 115
 116     def test_oldargs1_0_kw(self):
 117         self.assertRaises(TypeError, [].count, x=2)
 118
 119     def test_oldargs1_1_kw(self):
 120         self.assertRaises(TypeError, [].count, {}, x=2)
 121
 122     def test_oldargs1_2_kw(self):
 123         self.assertRaises(TypeError, [].count, x=2, y=2)
 124
 125
 126 def test_main():
 127     test_support.run_unittest(CFunctionCalls)
 128
 129
 130 if __name__ == "__main__":
 131     test_main()