# Copyright 2007 Google Inc.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
"""Unit tests for shadow.py.

We only test what is overridden in the shadow subclasses, most
functionality is in base.py and tested in passwd_test.py since a
subclass is required to test the abstract class functionality.
"""

__author__ = "vasilios@google.com (Vasilios Hoffman)"

import unittest

from nss_cache.maps import passwd
from nss_cache.maps import shadow


class TestShadowMap(unittest.TestCase):
    """Tests for the ShadowMap class."""

    def __init__(self, obj):
        """Set some default avalible data for testing."""
        super(TestShadowMap, self).__init__(obj)
        self._good_entry = shadow.ShadowMapEntry()
        self._good_entry.name = "foo"
        self._good_entry.lstchg = None
        self._good_entry.min = None
        self._good_entry.max = None
        self._good_entry.warn = None
        self._good_entry.inact = None
        self._good_entry.expire = None
        self._good_entry.flag = None

    def testInit(self):
        """Construct an empty or seeded ShadowMap."""
        self.assertEqual(
            shadow.ShadowMap,
            type(shadow.ShadowMap()),
            msg="failed to create emtpy ShadowMap",
        )
        smap = shadow.ShadowMap([self._good_entry])
        self.assertEqual(
            self._good_entry, smap.PopItem(), msg="failed to seed ShadowMap with list"
        )
        self.assertRaises(TypeError, shadow.ShadowMap, ["string"])

    def testAdd(self):
        """Add throws an error for objects it can't verify."""
        smap = shadow.ShadowMap()
        entry = self._good_entry
        self.assertTrue(smap.Add(entry), msg="failed to append new entry.")

        self.assertEqual(1, len(smap), msg="unexpected size for Map.")

        ret_entry = smap.PopItem()
        self.assertEqual(ret_entry, entry, msg="failed to pop existing entry.")

        pentry = passwd.PasswdMapEntry()
        pentry.name = "foo"
        pentry.uid = 10
        pentry.gid = 10
        self.assertRaises(TypeError, smap.Add, pentry)


class TestShadowMapEntry(unittest.TestCase):
    """Tests for the ShadowMapEntry class."""

    def testInit(self):
        """Construct empty and seeded ShadowMapEntry."""
        self.assertTrue(
            shadow.ShadowMapEntry(), msg="Could not create empty ShadowMapEntry"
        )
        seed = {"name": "foo"}
        entry = shadow.ShadowMapEntry(seed)
        self.assertTrue(entry.Verify(), msg="Could not verify seeded ShadowMapEntry")
        self.assertEqual(entry.name, "foo", msg="Entry returned wrong value for name")
        self.assertEqual(
            entry.passwd, "!!", msg="Entry returned wrong value for passwd"
        )
        self.assertEqual(
            entry.lstchg, None, msg="Entry returned wrong value for lstchg"
        )
        self.assertEqual(entry.min, None, msg="Entry returned wrong value for min")
        self.assertEqual(entry.max, None, msg="Entry returned wrong value for max")
        self.assertEqual(entry.warn, None, msg="Entry returned wrong value for warn")
        self.assertEqual(entry.inact, None, msg="Entry returned wrong value for inact")
        self.assertEqual(
            entry.expire, None, msg="Entry returned wrong value for expire"
        )
        self.assertEqual(entry.flag, None, msg="Entry returned wrong value for flag")

    def testAttributes(self):
        """Test that we can get and set all expected attributes."""
        entry = shadow.ShadowMapEntry()
        entry.name = "foo"
        self.assertEqual(entry.name, "foo", msg="Could not set attribute: name")
        entry.passwd = "seekret"
        self.assertEqual(entry.passwd, "seekret", msg="Could not set attribute: passwd")
        entry.lstchg = 0
        self.assertEqual(entry.lstchg, 0, msg="Could not set attribute: lstchg")
        entry.min = 0
        self.assertEqual(entry.min, 0, msg="Could not set attribute: min")
        entry.max = 0
        self.assertEqual(entry.max, 0, msg="Could not set attribute: max")
        entry.warn = 0
        self.assertEqual(entry.warn, 0, msg="Could not set attribute: warn")
        entry.inact = 0
        self.assertEqual(entry.inact, 0, msg="Could not set attribute: inact")
        entry.expire = 0
        self.assertEqual(entry.expire, 0, msg="Could not set attribute: expire")
        entry.flag = 0
        self.assertEqual(entry.flag, 0, msg="Could not set attribute: flag")

    def testVerify(self):
        """Test that the object can verify it's attributes and itself."""
        entry = shadow.ShadowMapEntry()

        # Emtpy object should bomb
        self.assertFalse(entry.Verify())

    def testKey(self):
        """Key() should return the value of the 'name' attribute."""
        entry = shadow.ShadowMapEntry()
        entry.name = "foo"
        self.assertEqual(entry.Key(), entry.name)


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