/brz/remove-bazaar

from bzrlib.lazy_import import lazy_import

lazy_import(globals(), """

import (

        errno,

        os,

        sys,

        time,

        )

from bzrlib import (

    commands,

    urlutils

    )

from bzrlib.workingtree import WorkingTree

from bzrlib.tests import TestUtil

from bzrlib.plugins.multiparent.multiparent import (

    MultiVersionedFile,

    MultiMemoryVersionedFile,

    )

""")

class cmd_mp_regen(commands.Command):

    """Generate a multiparent versionedfile"""

    takes_args = ['file?']

    takes_options = [commands.Option('sync-snapshots',

                                     help='Snapshots follow source'),

                     commands.Option('snapshot-interval', type=int,

                                     help='take snapshots every x revisions'),

                     commands.Option('lsprof-timed', help='Use lsprof'),

                     commands.Option('outfile', type=unicode,

                                     help='Write pseudo-knit to this file'),

                     commands.Option('memory', help='Use memory, not disk'),

                     commands.Option('extract', help='test extract time'),

                     commands.Option('single', help='use a single parent'),

                     commands.Option('verify', help='verify added texts'),

                     commands.Option('cache', help='Aggresively cache'),

                    ]

    hidden = True

    def run(self, file=None, sync_snapshots=False, snapshot_interval=26,

            lsprof_timed=False, dump=False, extract=False, single=False,

            verify=False, outfile=None, memory=False, cache=False):

        if file is None:

            wt, path = WorkingTree.open_containing('.')

            file_weave = wt.branch.repository.get_inventory_weave()

        else:

            wt, path = WorkingTree.open_containing(file)

            file_id = wt.path2id(path)

            bt = wt.branch.repository.revision_tree(wt.last_revision())

            file_weave = bt.get_weave(file_id)

        url = file_weave.transport.abspath(file_weave.filename)

        print >> sys.stderr, 'Importing: %s' % \

            urlutils.local_path_from_url(url)

        if sync_snapshots:

            print >> sys.stderr, 'Snapshots follow input'

        else:

            print >> sys.stderr, 'Snapshot interval: %d' % snapshot_interval

        if not memory:

            if outfile is None:

                filename = 'pknit'

            else:

                filename = outfile

            vf = MultiVersionedFile(filename, snapshot_interval)

        else:

            vf = MultiMemoryVersionedFile(snapshot_interval)

        vf.destroy()

        snapshots = set(r for r in file_weave.versions() if

                        file_weave._index.get_method(r) == 'fulltext')

        if sync_snapshots:

            to_sync = snapshots

        else:

            to_sync = vf.select_snapshots(file_weave)

        print >> sys.stderr, "%d fulltexts" % len(snapshots)

        print >> sys.stderr, "%d planned snapshots" % len(to_sync)

        try:

            vf.import_versionedfile(file_weave, to_sync, single_parent=single,

                                    verify=verify, no_cache=not cache)

        except:

            vf.destroy()

            raise

        try:

            print >> sys.stderr, "%d actual snapshots" % len(to_sync)

            if not cache:

                vf.clear_cache()

            if False:

                for revision_id in file_weave.get_ancestry(

                    [bt.inventory[file_id].revision]):

                    if vf.get_line_list([revision_id])[0] != \

                        file_weave.get_lines(revision_id):

                        open(revision_id + '.old', 'wb').writelines(

                            file_weave.get_lines(revision_id))

                        open(revision_id + '.new', 'wb').writelines(

                            vf.get_line_list(revision_id)[0])

            if extract:

                revisions = file_weave.versions()[-1:]

                if lsprof_timed:

                    from bzrlib.lsprof import profile

                    ret, stats = profile(vf.get_line_list, revisions)

                    stats.sort()

                    stats.pprint()

                start = time.clock()

                print >> sys.stderr, revisions[0]

                for x in range(1000):

                    vf.clear_cache()

                    vf.get_line_list(revisions)

                print >> sys.stderr, time.clock() - start

                start = time.clock()

                for x in range(1000):

                    file_weave.get_line_list(revisions)

                print >> sys.stderr, time.clock() - start

            if memory and outfile is not None:

                outvf = MultiVersionedFile(outfile)

                for version_id in vf.versions():

                    outvf.add_diff(vf.get_diff(version_id), version_id,

                                   vf._parents[version_id])

        finally:

            if outfile is None:

                vf.destroy()

commands.register_command(cmd_mp_regen)

def test_suite():

    from bzrlib.plugins.multiparent import test_multiparent

    return TestUtil.TestLoader().loadTestsFromModule(test_multiparent)