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Viewing changes to bzrlib/benchmarks/bench_workingtree.py

  • Committer: Ian Clatworthy
  • Date: 2009-01-19 02:24:15 UTC
  • mto: This revision was merged to the branch mainline in revision 3944.
  • Revision ID: ian.clatworthy@canonical.com-20090119022415-mo0mcfeiexfktgwt
apply jam's log --short fix (Ian Clatworthy)

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bzrlib/benchmarks/bench_workingtree.py
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# Copyright (C) 2006 by Canonical Ltd
 
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# Copyright (C) 2006 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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import os
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from bzrlib import ignores
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from bzrlib.benchmarks import Benchmark
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from bzrlib.workingtree import WorkingTree
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class WorkingTreeBenchmark(Benchmark):
 
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    """Benchmarks for `bzrlib.workingtree` performance."""
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    def test_list_files_kernel_like_tree(self):
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        self.make_kernel_like_tree()
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        self.run_bzr('add')
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        tree = WorkingTree.open('.')
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        self.time(list, tree.list_files())
 
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        tree = self.make_kernel_like_added_tree()
 
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        tree.lock_read()
 
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        try:
 
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            self.time(list, tree.list_files())
 
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        finally:
 
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            tree.unlock()
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    def test_list_files_unknown_kernel_like_tree(self):
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        self.make_kernel_like_tree()
 
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        tree = self.make_kernel_like_tree(link_working=True)
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        tree = WorkingTree.open('.')
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        # Bzr only traverses directories if they are versioned
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        # So add all the directories, but not the files, yielding
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            if root == '.':
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                continue
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            tree.add(root)
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        self.time(list, tree.list_files())
 
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        tree.lock_read()
 
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        try:
 
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            self.time(list, tree.list_files())
 
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        finally:
 
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            tree.unlock()
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    def test_is_ignored_single_call(self):
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        """How long does is_ignored take to initialise and check one file."""
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            for x in xrange(10824):
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                t.is_ignored(str(x))
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        self.time(call_is_ignored_10824_not_ignored)
 
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    def test_is_ignored_10_patterns(self):
 
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        t = self.make_branch_and_tree('.')
 
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        ignores.add_runtime_ignores([u'*.%i' % i for i in range(1, 9)])
 
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        ignores.add_runtime_ignores(['./foo', 'foo/bar'])
 
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        self.time(t.is_ignored,'bar')
 
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        ignores._runtime_ignores = set()
 
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    def test_is_ignored_50_patterns(self):
 
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        t = self.make_branch_and_tree('.')
 
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        ignores.add_runtime_ignores([u'*.%i' % i for i in range(1, 49)])
 
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        ignores.add_runtime_ignores(['./foo', 'foo/bar'])
 
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        self.time(t.is_ignored,'bar')
 
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        ignores._runtime_ignores = set()
 
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    def test_is_ignored_100_patterns(self):
 
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        t = self.make_branch_and_tree('.')
 
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        ignores.add_runtime_ignores([u'*.%i' % i for i in range(1, 99)])
 
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        ignores.add_runtime_ignores(['./foo', 'foo/bar'])
 
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        self.time(t.is_ignored,'bar')
 
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        ignores._runtime_ignores = set()
 
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    def test_is_ignored_1000_patterns(self):
 
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        t = self.make_branch_and_tree('.')
 
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        ignores.add_runtime_ignores([u'*.%i' % i for i in range(1, 999)])
 
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        ignores.add_runtime_ignores(['./foo', 'foo/bar'])
 
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        self.time(t.is_ignored,'bar')
 
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        ignores._runtime_ignores = set()
 
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    def test_walkdirs_kernel_like_tree(self):
 
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        """Walking a kernel sized tree is fast!(150ms)."""
 
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        self.make_kernel_like_tree()
 
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        self.run_bzr('add')
 
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        tree = WorkingTree.open('.')
 
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        # on roberts machine: this originally took:  157ms/4177ms
 
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        # plain os.walk takes 213ms on this tree
 
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        self.time(list, tree.walkdirs())
 
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    def test_walkdirs_kernel_like_tree_unknown(self):
 
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        """Walking a kernel sized tree is fast!(150ms)."""
 
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        self.make_kernel_like_tree()
 
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        tree = WorkingTree.open('.')
 
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        # on roberts machine: this originally took:  157ms/4177ms
 
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        # plain os.walk takes 213ms on this tree
 
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        self.time(list, tree.walkdirs())