""" Test suite for the code in msilib """
import unittest
from test.support import import_module
msilib = import_module('msilib')

class Test_make_id(unittest.TestCase):
    #http://msdn.microsoft.com/en-us/library/aa369212(v=vs.85).aspx
    """The Identifier data type is a text string. Identifiers may contain the
    ASCII characters A-Z (a-z), digits, underscores (_), or periods (.).
    However, every identifier must begin with either a letter or an
    underscore.
    """

    def test_is_no_change_required(self):
        self.assertEqual(
            msilib.make_id("short"), "short")
        self.assertEqual(
            msilib.make_id("nochangerequired"), "nochangerequired")
        self.assertEqual(
            msilib.make_id("one.dot"), "one.dot")
        self.assertEqual(
            msilib.make_id("_"), "_")
        self.assertEqual(
            msilib.make_id("a"), "a")
        #self.assertEqual(
        #    msilib.make_id(""), "")

    def test_invalid_first_char(self):
        self.assertEqual(
            msilib.make_id("9.short"), "_9.short")
        self.assertEqual(
            msilib.make_id(".short"), "_.short")

    def test_invalid_any_char(self):
        self.assertEqual(
            msilib.make_id(".s\x82ort"), "_.s_ort")
        self.assertEqual    (
            msilib.make_id(".s\x82o?*+rt"), "_.s_o___rt")


if __name__ == '__main__':
    unittest.main()
