/brz/remove-bazaar

# Copyright (C) 2009-2018 Jelmer Vernooij <jelmer@jelmer.uk>

#

# 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

"""Tests for GitShaMap."""

from __future__ import absolute_import

from dulwich.objects import (

    Blob,

    Commit,

    Tree,

    )

import os

import stat

from ...revision import (

    Revision,

    )

from ...tests import (

    TestCase,

    TestCaseInTempDir,

    UnavailableFeature,

    )

from ...transport import (

    get_transport,

    )

from ..cache import (

    DictBzrGitCache,

    IndexBzrGitCache,

    IndexGitCacheFormat,

    SqliteBzrGitCache,

    TdbBzrGitCache,

    )

class TestGitShaMap:

    def _get_test_commit(self):

        c = Commit()

        c.committer = b"Jelmer <jelmer@samba.org>"

        c.commit_time = 0

        c.commit_timezone = 0

        c.author = b"Jelmer <jelmer@samba.org>"

        c.author_time = 0

        c.author_timezone = 0

        c.message = b"Teh foo bar"

        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        return c

    def test_commit(self):

        self.map.start_write_group()

        updater = self.cache.get_updater(Revision(b"myrevid"))

        c = self._get_test_commit()

        updater.add_object(c, {

            "testament3-sha1": b"cc9462f7f8263ef5adf8eff2fb936bb36b504cba"},

            None)

        updater.finish()

        self.map.commit_write_group()

        self.assertEqual(

            [("commit", (b"myrevid",

                         b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba",

                         {"testament3-sha1": b"cc9462f7f8263ef5adf8eff2fb936bb36b504cba"},

                         ))],

            list(self.map.lookup_git_sha(c.id)))

        self.assertEqual(c.id, self.map.lookup_commit(b"myrevid"))

    def test_lookup_notfound(self):

        self.assertRaises(KeyError, list,

                          self.map.lookup_git_sha(b"5686645d49063c73d35436192dfc9a160c672301"))

    def test_blob(self):

        self.map.start_write_group()

        updater = self.cache.get_updater(Revision(b"myrevid"))

        updater.add_object(self._get_test_commit(), {

                           "testament3-sha1": b"Test"}, None)

        b = Blob()

        b.data = b"TEH BLOB"

        updater.add_object(b, (b"myfileid", b"myrevid"), None)

        updater.finish()

        self.map.commit_write_group()

        self.assertEqual(

            [("blob", (b"myfileid", b"myrevid"))],

            list(self.map.lookup_git_sha(b.id)))

        self.assertEqual(b.id,

                         self.map.lookup_blob_id(b"myfileid", b"myrevid"))

    def test_tree(self):

        self.map.start_write_group()

        updater = self.cache.get_updater(Revision(b"somerevid"))

        updater.add_object(self._get_test_commit(), {

            "testament3-sha1": b"mytestamentsha"}, None)

        t = Tree()

        t.add(b"somename", stat.S_IFREG, Blob().id)

        updater.add_object(t, (b"fileid", b"myrevid"), b"")

        updater.finish()

        self.map.commit_write_group()

        self.assertEqual([("tree", (b"fileid", b"myrevid"))],

                         list(self.map.lookup_git_sha(t.id)))

        # It's possible for a backend to not implement lookup_tree

        try:

            self.assertEqual(t.id,

                             self.map.lookup_tree_id(b"fileid", b"myrevid"))

        except NotImplementedError:

            pass

    def test_revids(self):

        self.map.start_write_group()

        updater = self.cache.get_updater(Revision(b"myrevid"))

        c = self._get_test_commit()

        updater.add_object(c, {"testament3-sha1": b"mtestament"}, None)

        updater.finish()

        self.map.commit_write_group()

        self.assertEqual([b"myrevid"], list(self.map.revids()))

    def test_missing_revisions(self):

        self.map.start_write_group()

        updater = self.cache.get_updater(Revision(b"myrevid"))

        c = self._get_test_commit()

        updater.add_object(c, {"testament3-sha1": b"testament"}, None)

        updater.finish()

        self.map.commit_write_group()

        self.assertEqual(set([b"lala", b"bla"]),

                         set(self.map.missing_revisions([b"myrevid", b"lala", b"bla"])))

class DictGitShaMapTests(TestCase, TestGitShaMap):

    def setUp(self):

        TestCase.setUp(self)

        self.cache = DictBzrGitCache()

        self.map = self.cache.idmap

class SqliteGitShaMapTests(TestCaseInTempDir, TestGitShaMap):

    def setUp(self):

        TestCaseInTempDir.setUp(self)

        self.cache = SqliteBzrGitCache(os.path.join(self.test_dir, 'foo.db'))

        self.map = self.cache.idmap

class TdbGitShaMapTests(TestCaseInTempDir, TestGitShaMap):

    def setUp(self):

        TestCaseInTempDir.setUp(self)

        try:

            self.cache = TdbBzrGitCache(os.path.join(self.test_dir, 'foo.tdb'))

        except ImportError:

            raise UnavailableFeature("Missing tdb")

        self.map = self.cache.idmap

class IndexGitShaMapTests(TestCaseInTempDir, TestGitShaMap):

    def setUp(self):

        TestCaseInTempDir.setUp(self)

        transport = get_transport(self.test_dir)

        IndexGitCacheFormat().initialize(transport)

        self.cache = IndexBzrGitCache(transport)

        self.map = self.cache.idmap