~bzr-pqm/bzr/bzr.dev

# 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

"""Tests for tree transform performance"""

import os

from bzrlib.benchmarks import Benchmark

from bzrlib.osutils import pathjoin

from bzrlib.transform import TreeTransform

from bzrlib.workingtree import WorkingTree

class TransformBenchmark(Benchmark):

    """Benchmarks for `bzrlib.transform`"""

    def test_canonicalize_path(self):

        """Canonicalizing paths should be fast."""

        wt = self.make_kernel_like_tree(link_working=True)

        paths = []

        for dirpath, dirnames, filenames in os.walk('.'):

            paths.extend(pathjoin(dirpath, d) for d in dirnames)

            paths.extend(pathjoin(dirpath, f) for f in filenames)

        tt = TreeTransform(wt)

        self.time(self.canonicalize_paths, tt, paths)

        tt.finalize()

    def canonicalize_paths(self, tt, paths):

        for path in paths:

            tt.canonical_path(path)