def METHOD_NAME(self):
    """
    Test converting a ctypes type to a Numba type.
    """
    def check(cty, ty):
        got = ctypes_utils.from_ctypes(cty)
        self.assertEqual(got, ty)
    self._conversion_tests(check)
    # An unsupported type
    with self.assertRaises(TypeError) as raises:
        ctypes_utils.from_ctypes(c_wchar_p)
    self.assertIn("Unsupported ctypes type", str(raises.exception))