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      1 # To fully test this module, we would need a copy of the stringprep tables.
      2 # Since we don't have them, this test checks only a few code points.
      3 
      4 import unittest
      5 from test import test_support
      6 
      7 from stringprep import *
      8 
      9 class StringprepTests(unittest.TestCase):
     10     def test(self):
     11         self.assertTrue(in_table_a1(u"\u0221"))
     12         self.assertFalse(in_table_a1(u"\u0222"))
     13 
     14         self.assertTrue(in_table_b1(u"\u00ad"))
     15         self.assertFalse(in_table_b1(u"\u00ae"))
     16 
     17         self.assertTrue(map_table_b2(u"\u0041"), u"\u0061")
     18         self.assertTrue(map_table_b2(u"\u0061"), u"\u0061")
     19 
     20         self.assertTrue(map_table_b3(u"\u0041"), u"\u0061")
     21         self.assertTrue(map_table_b3(u"\u0061"), u"\u0061")
     22 
     23         self.assertTrue(in_table_c11(u"\u0020"))
     24         self.assertFalse(in_table_c11(u"\u0021"))
     25 
     26         self.assertTrue(in_table_c12(u"\u00a0"))
     27         self.assertFalse(in_table_c12(u"\u00a1"))
     28 
     29         self.assertTrue(in_table_c12(u"\u00a0"))
     30         self.assertFalse(in_table_c12(u"\u00a1"))
     31 
     32         self.assertTrue(in_table_c11_c12(u"\u00a0"))
     33         self.assertFalse(in_table_c11_c12(u"\u00a1"))
     34 
     35         self.assertTrue(in_table_c21(u"\u001f"))
     36         self.assertFalse(in_table_c21(u"\u0020"))
     37 
     38         self.assertTrue(in_table_c22(u"\u009f"))
     39         self.assertFalse(in_table_c22(u"\u00a0"))
     40 
     41         self.assertTrue(in_table_c21_c22(u"\u009f"))
     42         self.assertFalse(in_table_c21_c22(u"\u00a0"))
     43 
     44         self.assertTrue(in_table_c3(u"\ue000"))
     45         self.assertFalse(in_table_c3(u"\uf900"))
     46 
     47         self.assertTrue(in_table_c4(u"\uffff"))
     48         self.assertFalse(in_table_c4(u"\u0000"))
     49 
     50         self.assertTrue(in_table_c5(u"\ud800"))
     51         self.assertFalse(in_table_c5(u"\ud7ff"))
     52 
     53         self.assertTrue(in_table_c6(u"\ufff9"))
     54         self.assertFalse(in_table_c6(u"\ufffe"))
     55 
     56         self.assertTrue(in_table_c7(u"\u2ff0"))
     57         self.assertFalse(in_table_c7(u"\u2ffc"))
     58 
     59         self.assertTrue(in_table_c8(u"\u0340"))
     60         self.assertFalse(in_table_c8(u"\u0342"))
     61 
     62         # C.9 is not in the bmp
     63         # self.assertTrue(in_table_c9(u"\U000E0001"))
     64         # self.assertFalse(in_table_c8(u"\U000E0002"))
     65 
     66         self.assertTrue(in_table_d1(u"\u05be"))
     67         self.assertFalse(in_table_d1(u"\u05bf"))
     68 
     69         self.assertTrue(in_table_d2(u"\u0041"))
     70         self.assertFalse(in_table_d2(u"\u0040"))
     71 
     72         # This would generate a hash of all predicates. However, running
     73         # it is quite expensive, and only serves to detect changes in the
     74         # unicode database. Instead, stringprep.py asserts the version of
     75         # the database.
     76 
     77         # import hashlib
     78         # predicates = [k for k in dir(stringprep) if k.startswith("in_table")]
     79         # predicates.sort()
     80         # for p in predicates:
     81         #     f = getattr(stringprep, p)
     82         #     # Collect all BMP code points
     83         #     data = ["0"] * 0x10000
     84         #     for i in range(0x10000):
     85         #         if f(unichr(i)):
     86         #             data[i] = "1"
     87         #     data = "".join(data)
     88         #     h = hashlib.sha1()
     89         #     h.update(data)
     90         #     print p, h.hexdigest()
     91 
     92 def test_main():
     93     test_support.run_unittest(StringprepTests)
     94 
     95 if __name__ == '__main__':
     96     test_main()
     97