/brz/remove-bazaar

# Copyright (C) 2010 Jelmer Vernooij <jelmer@samba.org>

#

# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

"""Tests for bzr-git's object store."""

from dulwich.objects import (

    Blob,

    )

from bzrlib.graph import (

    DictParentsProvider,

    )

from bzrlib.tests import (

    TestCase,

    )

from bzrlib.plugins.git.object_store import (

    _check_expected_sha,

    _find_missing_bzr_revids,

    )

class ExpectedShaTests(TestCase):

    def setUp(self):

        super(ExpectedShaTests, self).setUp()

        self.obj = Blob()

        self.obj.data = "foo"

    def test_none(self):

        _check_expected_sha(None, self.obj)

    def test_hex(self):

        _check_expected_sha(self.obj.sha().hexdigest(), self.obj)

        self.assertRaises(AssertionError, _check_expected_sha, 

            "0" * 40, self.obj)

    def test_binary(self):

        _check_expected_sha(self.obj.sha().digest(), self.obj)

        self.assertRaises(AssertionError, _check_expected_sha, 

            "x" * 20, self.obj)

class FindMissingBzrRevidsTests(TestCase):

    def _find_missing(self, ancestry, want, have):

        return _find_missing_bzr_revids(

            DictParentsProvider(ancestry).get_parent_map,

            set(want), set(have))

    def test_simple(self):

        self.assertEquals(set(), self._find_missing({}, [], []))

    def test_up_to_date(self):

        self.assertEquals(set(),

                self._find_missing({"a": ["b"]}, ["a"], ["a"]))

    def test_one_missing(self):

        self.assertEquals(set(["a"]),

                self._find_missing({"a": ["b"]}, ["a"], ["b"]))

    def test_two_missing(self):

        self.assertEquals(set(["a", "b"]),

                self._find_missing({"a": ["b"], "b": ["c"]}, ["a"], ["c"]))

    def test_two_missing_history(self):

        self.assertEquals(set(["a", "b"]),

                self._find_missing({"a": ["b"], "b": ["c"], "c": ["d"]},

                    ["a"], ["c"]))