~bzr-pqm/bzr/bzr.dev

2052.3.4 by John Arbash Meinel
[merge] bzr.dev
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# Copyright (C) 2006 Canonical Ltd
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spin off startup benchmarks to their own branch
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#
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# This program is free software; you can redistribute it and/or modify
2052.3.4 by John Arbash Meinel
[merge] bzr.dev
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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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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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"""Benchmarks of bzr startup time, for some simple operations."""
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from bzrlib.benchmarks import Benchmark
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class StartupBenchmark(Benchmark):
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Cleanup bzrlib/benchmarks/* so that everything at least has a valid doc string.
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    """Benchmark startup costs for certain bzr commands."""
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    def make_simple_tree(self):
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        """A small, simple tree. No caching needed"""
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        tree = self.make_branch_and_tree('.')
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        self.build_tree(['a', 'b/', 'b/c'])
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        tree.add(['a', 'b', 'b/c'])
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        return tree
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    def make_simple_committed_tree(self):
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        tree = self.make_simple_tree()
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        tree.commit('simple commit')
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        return tree
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    def test___version(self):
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        """Test the startup overhead of plain bzr --version"""
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        self.time(self.run_bzr_subprocess, '--version')
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    def test_branch(self):
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        """Test the time to branch this into other"""
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        tree = self.make_simple_committed_tree()
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        self.time(self.run_bzr_subprocess, 'branch', '.', 'other')
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    def test_commit(self):
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        """Test execution of simple commit"""
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        tree = self.make_simple_tree()
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        self.time(self.run_bzr_subprocess, 'commit', '-m', 'init simple tree')
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    def test_diff(self):
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        """Test simple diff time"""
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        tree = self.make_simple_committed_tree()
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        self.time(self.run_bzr_subprocess, 'diff')
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    def test_help(self):
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        """Test the startup overhead of plain bzr help"""
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        self.time(self.run_bzr_subprocess, 'help')
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    def test_help_commands(self):
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        """startup time for bzr help commands, which has to load more"""
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        self.time(self.run_bzr_subprocess, 'help', 'commands')
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    def test_log(self):
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        """Test simple log time"""
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        tree = self.make_simple_committed_tree()
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        self.time(self.run_bzr_subprocess, 'log')
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    def test_missing(self):
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        """Test simple missing time"""
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        tree = self.make_simple_committed_tree()
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        other = tree.bzrdir.sprout('other')
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        self.time(self.run_bzr_subprocess, 'missing', working_dir='other')
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    def test_pull(self):
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        """Test simple pull time"""
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        tree = self.make_simple_committed_tree()
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        other = tree.bzrdir.sprout('other')
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        # There should be nothing to pull, and this should be determined
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        # quickly
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        self.time(self.run_bzr_subprocess, 'pull', working_dir='other')
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    def test_rocks(self):
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        """Test the startup overhead by running a do-nothing command"""
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        self.time(self.run_bzr_subprocess, 'rocks')
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    def test_status(self):
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        """Test simple status time"""
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        tree = self.make_simple_committed_tree()
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        self.time(self.run_bzr_subprocess, 'status')