clang/bindings/python/tests/cindex/test_token_kind.py

   1 import os
   2 from clang.cindex import Config
   3
   4 if "CLANG_LIBRARY_PATH" in os.environ:
   5     Config.set_library_path(os.environ["CLANG_LIBRARY_PATH"])
   6
   7 from clang.cindex import TokenKind
   8
   9 import unittest
  10
  11
  12 class TestTokenKind(unittest.TestCase):
  13     def test_constructor(self):
  14         """Ensure TokenKind constructor works as expected."""
  15
  16         t = TokenKind(5, "foo")
  17
  18         self.assertEqual(t.value, 5)
  19         self.assertEqual(t.name, "foo")
  20
  21     def test_bad_register(self):
  22         """Ensure a duplicate value is rejected for registration."""
  23
  24         with self.assertRaises(ValueError):
  25             TokenKind.register(2, "foo")
  26
  27     def test_unknown_value(self):
  28         """Ensure trying to fetch an unknown value raises."""
  29
  30         with self.assertRaises(ValueError):
  31             TokenKind.from_value(-1)
  32
  33     def test_registration(self):
  34         """Ensure that items registered appear as class attributes."""
  35         self.assertTrue(hasattr(TokenKind, "LITERAL"))
  36         literal = TokenKind.LITERAL
  37
  38         self.assertIsInstance(literal, TokenKind)
  39
  40     def test_from_value(self):
  41         """Ensure registered values can be obtained from from_value()."""
  42         t = TokenKind.from_value(3)
  43         self.assertIsInstance(t, TokenKind)
  44         self.assertEqual(t, TokenKind.LITERAL)
  45
  46     def test_repr(self):
  47         """Ensure repr() works."""
  48
  49         r = repr(TokenKind.LITERAL)
  50         self.assertEqual(r, "TokenKind.LITERAL")