def METHOD_NAME(self):
    self.assertRaises(TypeError, pwd.getpwuid)
    self.assertRaises(TypeError, pwd.getpwuid, 3.14)
    self.assertRaises(TypeError, pwd.getpwnam)
    self.assertRaises(TypeError, pwd.getpwnam, 42)
    self.assertRaises(TypeError, pwd.getpwall, 42)
    # try to get some errors
    bynames = {}
    byuids = {}
    for (n, p, u, g, gecos, d, s) in pwd.getpwall():
        bynames[n] = u
        byuids[u] = n
    allnames = bynames.keys()
    namei = 0
    fakename = allnames[namei]
    while fakename in bynames:
        chars = list(fakename)
        for i in xrange(len(chars)):
            if chars[i] == 'z':
                chars[i] = 'A'
                break
            elif chars[i] == 'Z':
                continue
            else:
                chars[i] = chr(ord(chars[i]) + 1)
                break
        else:
            namei = namei + 1
            try:
                fakename = allnames[namei]
            except IndexError:
                # should never happen... if so, just forget it
                break
        fakename = ''.join(chars)
    self.assertRaises(KeyError, pwd.getpwnam, fakename)
    # In some cases, byuids isn't a complete list of all users in the
    # system, so if we try to pick a value not in byuids (via a perturbing
    # loop, say), pwd.getpwuid() might still be able to find data for that
    # uid. Using sys.maxint may provoke the same problems, but hopefully
    # it will be a more repeatable failure.
    fakeuid = sys.maxint
    self.assertNotIn(fakeuid, byuids)
    self.assertRaises(KeyError, pwd.getpwuid, fakeuid)
    # -1 shouldn't be a valid uid because it has a special meaning in many
    # uid-related functions
    self.assertRaises(KeyError, pwd.getpwuid, -1)
    # should be out of uid_t range
    self.assertRaises(KeyError, pwd.getpwuid, 2**128)
    self.assertRaises(KeyError, pwd.getpwuid, -2**128)