/brz/remove-bazaar

# Copyright (C) 2009 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 GitShaMap."""

from dulwich.objects import (

    Blob,

    Commit,

    Tree,

    )

import os

import stat

from bzrlib.inventory import (

    InventoryFile,

    InventoryDirectory,

    ROOT_ID,

    )

from bzrlib.revision import (

    Revision,

    )

from bzrlib.tests import (

    TestCase,

    TestCaseInTempDir,

    UnavailableFeature,

    )

from bzrlib.plugins.git.cache import (

    SqliteBzrGitCache,

    DictBzrGitCache,

    TdbBzrGitCache,

    )

class TestGitShaMap:

    def _get_test_commit(self):

        c = Commit()

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

        c.commit_time = 0

        c.commit_timezone = 0

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

        c.author_time = 0

        c.author_timezone = 0

        c.message = "Teh foo bar"

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        return c

    def test_commit(self):

        self.map.start_write_group()

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

        c = self._get_test_commit()

        updater.add_object(c, None)

        updater.finish()

        self.map.commit_write_group()

        self.assertEquals(

            ("commit", ("myrevid", "cc9462f7f8263ef5adfbeff2fb936bb36b504cba")),

            self.map.lookup_git_sha(c.id))

        self.assertEquals(c.id, self.map.lookup_commit("myrevid"))

    def test_lookup_notfound(self):

        self.assertRaises(KeyError,

            self.map.lookup_git_sha, "5686645d49063c73d35436192dfc9a160c672301")

    def test_blob(self):

        self.map.start_write_group()

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

        updater.add_object(self._get_test_commit(), None)

        b = Blob()

        b.data = "TEH BLOB"

        ie = InventoryFile("myfileid", "somename", ROOT_ID)

        ie.revision = "myrevid"

        updater.add_object(b, ie)

        updater.finish()

        self.map.commit_write_group()

        self.assertEquals(

            ("blob", ("myfileid", "myrevid")),

            self.map.lookup_git_sha(b.id))

        self.assertEquals(b.id,

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

    def test_tree(self):

        self.map.start_write_group()

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

        updater.add_object(self._get_test_commit(), None)

        t = Tree()

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

        ie = InventoryDirectory("fileid", "myname", ROOT_ID)

        ie.revision = "irrelevant"

        updater.add_object(t, ie)

        updater.finish()

        self.map.commit_write_group()

        self.assertEquals(("tree", ("fileid", "myrevid")),

            self.map.lookup_git_sha(t.id))

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

        try:

            self.assertEquals(t.id,

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

        except NotImplementedError:

            pass

    def test_revids(self):

        self.map.start_write_group()

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

        c = self._get_test_commit()

        updater.add_object(c, None)

        updater.finish()

        self.map.commit_write_group()

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

    def test_missing_revisions(self):

        self.map.start_write_group()

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

        c = self._get_test_commit()

        updater.add_object(c, None)

        updater.finish()

        self.map.commit_write_group()

        self.assertEquals(set(["lala", "bla"]),

            set(self.map.missing_revisions(["myrevid", "lala", "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