def test_pack_preserves_chk_bytes_store(self):
leaf_lines = [b"chkleaf:\n", b"0\n", b"1\n", b"0\n", b"\n"]
leaf_sha1 = osutils.sha_strings(leaf_lines)
node_lines = [
b"chknode:\n", b"0\n", b"1\n", b"1\n", b"foo\n",
b"\x00sha1:%s\n" % (leaf_sha1, )
]
node_sha1 = osutils.sha_strings(node_lines)
expected_set = {(b'sha1:' + leaf_sha1, ), (b'sha1:' + node_sha1, )}
repo = self.make_repository('.')
with repo.lock_write():
with repository.WriteGroup(repo):
# Internal node pointing at a leaf.
repo.chk_bytes.add_lines((None, ),
None,
node_lines,
random_id=True)
with repository.WriteGroup(repo):
# Leaf in a separate pack.
repo.chk_bytes.add_lines((None, ),
None,
leaf_lines,
random_id=True)
repo.pack()
self.assertEqual(expected_set, repo.chk_bytes.keys())
# and reopening
repo = repo.controldir.open_repository()
with repo.lock_read():
self.assertEqual(expected_set, repo.chk_bytes.keys())
def setUp(self):
super(TestCaseWithComplexRepository, self).setUp()
tree_a = self.make_branch_and_tree('a')
self.controldir = tree_a.branch.controldir
# add a corrupt inventory 'orphan'
# this may need some generalising for knits.
with tree_a.lock_write(), _mod_repository.WriteGroup(
tree_a.branch.repository):
inv_file = tree_a.branch.repository.inventories
inv_file.add_lines((b'orphan', ), [], [])
# add a real revision 'rev1'
tree_a.commit('rev1', rev_id=b'rev1', allow_pointless=True)
# add a real revision 'rev2' based on rev1
tree_a.commit('rev2', rev_id=b'rev2', allow_pointless=True)
# add a reference to a ghost
tree_a.add_parent_tree_id(b'ghost1')
try:
tree_a.commit('rev3', rev_id=b'rev3', allow_pointless=True)
except errors.RevisionNotPresent:
raise tests.TestNotApplicable(
"Cannot test with ghosts for this format.")
# add another reference to a ghost, and a second ghost.
tree_a.add_parent_tree_id(b'ghost1')
tree_a.add_parent_tree_id(b'ghost2')
tree_a.commit('rev4', rev_id=b'rev4', allow_pointless=True)
def test_chk_bytes_are_fully_buffered(self):
repo = self.make_repository('.')
repo.lock_write()
self.addCleanup(repo.unlock)
with repository.WriteGroup(repo):
sha1, len, _ = repo.chk_bytes.add_lines((None, ),
None, [b"foo\n", b"bar\n"],
random_id=True)
self.assertEqual(b'4e48e2c9a3d2ca8a708cb0cc545700544efb5021', sha1)
self.assertEqual(
{(b'sha1:4e48e2c9a3d2ca8a708cb0cc545700544efb5021', )},
repo.chk_bytes.keys())
# This may not always be correct if we change away from BTreeGraphIndex
# in the future. But for now, lets check that chk_bytes are fully
# buffered
index = repo.chk_bytes._index._graph_index._indices[0]
self.assertIsInstance(index, btree_index.BTreeGraphIndex)
self.assertIs(type(index._leaf_node_cache), dict)
# Re-opening the repository should also have a repo with everything
# fully buffered
repo2 = repository.Repository.open(self.get_url())
repo2.lock_read()
self.addCleanup(repo2.unlock)
index = repo2.chk_bytes._index._graph_index._indices[0]
self.assertIsInstance(index, btree_index.BTreeGraphIndex)
self.assertIs(type(index._leaf_node_cache), dict)
def test_reserved_id(self):
repo = self.make_repository('repository')
with repo.lock_write(), _mod_repository.WriteGroup(repo):
self.assertRaises(errors.ReservedId, repo.add_inventory,
b'reserved:', None, None)
self.assertRaises(errors.ReservedId, repo.add_inventory_by_delta,
"foo", [], b'reserved:', None)
self.assertRaises(errors.ReservedId, repo.add_revision,
b'reserved:', None)
def test_add_bytes_to_chk_bytes_store(self):
repo = self.make_repository('.')
with repo.lock_write(), repository.WriteGroup(repo):
sha1, len, _ = repo.chk_bytes.add_lines((None, ),
None, [b"foo\n", b"bar\n"],
random_id=True)
self.assertEqual(b'4e48e2c9a3d2ca8a708cb0cc545700544efb5021', sha1)
self.assertEqual(
{(b'sha1:4e48e2c9a3d2ca8a708cb0cc545700544efb5021', )},
repo.chk_bytes.keys())
# And after an unlock/lock pair
with repo.lock_read():
self.assertEqual(
{(b'sha1:4e48e2c9a3d2ca8a708cb0cc545700544efb5021', )},
repo.chk_bytes.keys())
# and reopening
repo = repo.controldir.open_repository()
with repo.lock_read():
self.assertEqual(
{(b'sha1:4e48e2c9a3d2ca8a708cb0cc545700544efb5021', )},
repo.chk_bytes.keys())