def write_tree(self):
"""Writes this index to a corresponding Tree object into the repository's
object database and return it.
:return: Tree object representing this index
:note: The tree will be written even if one or more objects the tree refers to
does not yet exist in the object database. This could happen if you added
Entries to the index directly.
:raise ValueError: if there are no entries in the cache
:raise UnmergedEntriesError: """
# we obtain no lock as we just flush our contents to disk as tree
# If we are a new index, the entries access will load our data accordingly
mdb = MemoryDB()
entries = self._entries_sorted()
binsha, tree_items = write_tree_from_cache(entries, mdb,
slice(0, len(entries)))
# copy changed trees only
mdb.stream_copy(mdb.sha_iter(), self.repo.odb)
# note: additional deserialization could be saved if write_tree_from_cache
# would return sorted tree entries
root_tree = Tree(self.repo, binsha, path='')
root_tree._cache = tree_items
return root_tree
def write_tree(self): """Writes this index to a corresponding Tree object into the repository's object database and return it. :return: Tree object representing this index :note: The tree will be written even if one or more objects the tree refers to does not yet exist in the object database. This could happen if you added Entries to the index directly. :raise ValueError: if there are no entries in the cache :raise UnmergedEntriesError: """ # we obtain no lock as we just flush our contents to disk as tree # If we are a new index, the entries access will load our data accordingly mdb = MemoryDB() entries = self._entries_sorted() binsha, tree_items = write_tree_from_cache(entries, mdb, slice(0, len(entries))) # copy changed trees only mdb.stream_copy(mdb.sha_iter(), self.repo.odb) # note: additional deserialization could be saved if write_tree_from_cache # would return sorted tree entries root_tree = Tree(self.repo, binsha, path='') root_tree._cache = tree_items return root_tree
def test_writing(self, path):
mdb = MemoryDB()
# write data
self._assert_object_writing_simple(mdb)
# test stream copy
ldb = LooseObjectDB(path)
assert ldb.size() == 0
num_streams_copied = mdb.stream_copy(mdb.sha_iter(), ldb)
assert num_streams_copied == mdb.size()
assert ldb.size() == mdb.size()
for sha in mdb.sha_iter():
assert ldb.has_object(sha)
assert ldb.stream(sha).read() == mdb.stream(sha).read()
def test_writing(self, path): mdb = MemoryDB() # write data self._assert_object_writing_simple(mdb) # test stream copy ldb = LooseObjectDB(path) assert ldb.size() == 0 num_streams_copied = mdb.stream_copy(mdb.sha_iter(), ldb) assert num_streams_copied == mdb.size() assert ldb.size() == mdb.size() for sha in mdb.sha_iter(): assert ldb.has_object(sha) assert ldb.stream(sha).read() == mdb.stream(sha).read()
