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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Tests for bzr working tree performance."""
import os
from bzrlib import ignores
from bzrlib.benchmarks import Benchmark
from bzrlib.workingtree import WorkingTree
class WorkingTreeBenchmark(Benchmark):
"""Benchmarks for `bzrlib.workingtree` performance."""
def test_list_files_kernel_like_tree(self):
tree = self.make_kernel_like_added_tree()
tree.lock_read()
try:
self.time(list, tree.list_files())
finally:
tree.unlock()
def test_list_files_unknown_kernel_like_tree(self):
tree = self.make_kernel_like_tree(link_working=True)
tree = WorkingTree.open('.')
# Bzr only traverses directories if they are versioned
# So add all the directories, but not the files, yielding
# lots of unknown files.
for root, dirs, files in os.walk('.'):
if '.bzr' in dirs:
dirs.remove('.bzr')
if root == '.':
continue
tree.add(root)
tree.lock_read()
try:
self.time(list, tree.list_files())
finally:
tree.unlock()
def test_is_ignored_single_call(self):
"""How long does is_ignored take to initialise and check one file."""
t = self.make_branch_and_tree('.')
self.time(t.is_ignored, "CVS")
def test_is_ignored_10824_calls(self):
"""How long does is_ignored take to initialise and check one file."""
t = self.make_branch_and_tree('.')
def call_is_ignored_10824_not_ignored():
for x in xrange(10824):
t.is_ignored(str(x))
self.time(call_is_ignored_10824_not_ignored)
def test_is_ignored_10_patterns(self):
t = self.make_branch_and_tree('.')
ignores.add_runtime_ignores([u'*.%i' % i for i in range(1, 9)])
ignores.add_runtime_ignores(['./foo', 'foo/bar'])
self.time(t.is_ignored,'bar')
ignores._runtime_ignores = set()
def test_is_ignored_50_patterns(self):
t = self.make_branch_and_tree('.')
ignores.add_runtime_ignores([u'*.%i' % i for i in range(1, 49)])
ignores.add_runtime_ignores(['./foo', 'foo/bar'])
self.time(t.is_ignored,'bar')
ignores._runtime_ignores = set()
def test_is_ignored_100_patterns(self):
t = self.make_branch_and_tree('.')
ignores.add_runtime_ignores([u'*.%i' % i for i in range(1, 99)])
ignores.add_runtime_ignores(['./foo', 'foo/bar'])
self.time(t.is_ignored,'bar')
ignores._runtime_ignores = set()
def test_is_ignored_1000_patterns(self):
t = self.make_branch_and_tree('.')
ignores.add_runtime_ignores([u'*.%i' % i for i in range(1, 999)])
ignores.add_runtime_ignores(['./foo', 'foo/bar'])
self.time(t.is_ignored,'bar')
ignores._runtime_ignores = set()
def test_walkdirs_kernel_like_tree(self):
"""Walking a kernel sized tree is fast!(150ms)."""
self.make_kernel_like_tree()
self.run_bzr('add')
tree = WorkingTree.open('.')
# on roberts machine: this originally took: 157ms/4177ms
# plain os.walk takes 213ms on this tree
self.time(list, tree.walkdirs())
def test_walkdirs_kernel_like_tree_unknown(self):
"""Walking a kernel sized tree is fast!(150ms)."""
self.make_kernel_like_tree()
tree = WorkingTree.open('.')
# on roberts machine: this originally took: 157ms/4177ms
# plain os.walk takes 213ms on this tree
self.time(list, tree.walkdirs())
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