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# Copyright (C) 2006 Canonical Ltd
#
# 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
"""Tree creator for many commits, including file changes."""
from bzrlib import (
bzrdir,
)
from bzrlib.benchmarks.tree_creator import TreeCreator
class ManyCommitTreeCreator(TreeCreator):
"""Create an tree many files and many commits."""
def __init__(self, test, link_bzr=False, num_files=10, num_commits=10):
tree_name = 'many_files_many_commit_tree_%d_%d' % (
num_files, num_commits)
super(ManyCommitTreeCreator, self).__init__(test,
tree_name=tree_name,
link_bzr=link_bzr,
link_working=False,
hot_cache=True)
self.files = ["%s" % (i, ) for i in range(num_files)]
self.num_files = num_files
self.num_commits = num_commits
def _create_tree(self, root, in_cache=False):
num_files = self.num_files
num_commits = self.num_commits
files = ["%s/%s" % (root, fn) for fn in self.files]
for fn in files:
f = open(fn, "wb")
try:
f.write("some content\n")
finally:
f.close()
tree = bzrdir.BzrDir.create_standalone_workingtree(root)
tree.add(self.files)
tree.lock_write()
try:
tree.commit('initial commit')
for i in range(num_commits):
fn = files[i % len(files)]
content = range(i) + [i, i, i, ""]
f = open(fn, "wb")
try:
f.write("\n".join([str(i) for i in content]))
finally:
f.close()
tree.commit("changing file %s" % fn)
finally:
tree.unlock()
return tree
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