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# Copyright (C) 2012-2018 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 pristine tar extraction code."""
from base64 import standard_b64encode
from ..pristine_tar import (
get_pristine_tar_tree,
revision_pristine_tar_data,
read_git_pristine_tar_data,
store_git_pristine_tar_data,
)
from ...revision import Revision
from ...tests import TestCase
from dulwich.objects import (
Blob,
Tree,
)
from dulwich.repo import (
MemoryRepo as GitMemoryRepo,
)
import stat
class RevisionPristineTarDataTests(TestCase):
def test_pristine_tar_delta_unknown(self):
rev = Revision(b"myrevid")
self.assertRaises(KeyError,
revision_pristine_tar_data, rev)
def test_pristine_tar_delta_gz(self):
rev = Revision(b"myrevid")
rev.properties[u"deb-pristine-delta"] = standard_b64encode(b"bla")
self.assertEqual((b"bla", "gz"), revision_pristine_tar_data(rev))
class ReadPristineTarData(TestCase):
def test_read_pristine_tar_data_no_branch(self):
r = GitMemoryRepo()
self.assertRaises(KeyError, read_git_pristine_tar_data,
r, b"foo")
def test_read_pristine_tar_data_no_file(self):
r = GitMemoryRepo()
t = Tree()
b = Blob.from_string(b"README")
r.object_store.add_object(b)
t.add(b"README", stat.S_IFREG | 0o644, b.id)
r.object_store.add_object(t)
r.do_commit(b"Add README", tree=t.id,
ref=b'refs/heads/pristine-tar')
self.assertRaises(KeyError, read_git_pristine_tar_data,
r, b"foo")
def test_read_pristine_tar_data(self):
r = GitMemoryRepo()
delta = Blob.from_string(b"some yummy data")
r.object_store.add_object(delta)
idfile = Blob.from_string(b"someid")
r.object_store.add_object(idfile)
t = Tree()
t.add(b"foo.delta", stat.S_IFREG | 0o644, delta.id)
t.add(b"foo.id", stat.S_IFREG | 0o644, idfile.id)
r.object_store.add_object(t)
r.do_commit(b"pristine tar delta for foo", tree=t.id,
ref=b'refs/heads/pristine-tar')
self.assertEqual(
(b"some yummy data", b"someid"),
read_git_pristine_tar_data(r, b'foo'))
class StoreGitPristineTarData(TestCase):
def test_store_new(self):
r = GitMemoryRepo()
cid = store_git_pristine_tar_data(r, b"foo", b"mydelta", b"myid")
tree = get_pristine_tar_tree(r)
self.assertEqual(
(stat.S_IFREG | 0o644, b"7b02de8ac4162e64f402c43487d8a40a505482e1"),
tree[b"README"])
self.assertEqual(r[cid].tree, tree.id)
self.assertEqual(r[tree[b"foo.delta"][1]].data, b"mydelta")
self.assertEqual(r[tree[b"foo.id"][1]].data, b"myid")
self.assertEqual((b"mydelta", b"myid"),
read_git_pristine_tar_data(r, b"foo"))
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