~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2005 by 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 upgrade of old trees.

This file contains canned versions of some old trees, which are instantiated 

and then upgraded to the new format."""

# TODO queue for upgrade:

# test the error message when upgrading an unknown BzrDir format.

import base64

import os

import sys

import bzrlib.branch

from bzrlib.branch import Branch

import bzrlib.bzrdir as bzrdir

import bzrlib.repository as repository

from bzrlib.revision import is_ancestor

from bzrlib.tests import TestCase, TestCaseInTempDir

from bzrlib.transport import get_transport

from bzrlib.upgrade import upgrade

import bzrlib.workingtree as workingtree

class TestUpgrade(TestCaseInTempDir):

    def test_build_tree(self):

        """Test tree-building test helper"""

        self.build_tree_contents(_upgrade1_template)

        self.failUnlessExists('foo')

        self.failUnlessExists('.bzr/README')

    def test_upgrade_simple(self):

        """Upgrade simple v0.0.4 format to v6"""

        eq = self.assertEquals

        self.build_tree_contents(_upgrade1_template)

        upgrade(u'.')

        control = bzrdir.BzrDir.open('.')

        b = control.open_branch()

        r = control.open_repository()

        t = control.open_workingtree()

        # tsk, peeking under the covers.

        self.failUnless(isinstance(control._format, bzrdir.BzrDirFormat6))

        self.failUnless(isinstance(b._format, bzrlib.branch.BzrBranchFormat4))

        self.failUnless(isinstance(r._format, repository.RepositoryFormat6))

        self.failUnless(isinstance(t._format, workingtree.WorkingTreeFormat2))

        rh = b.revision_history()

        eq(rh,

           ['mbp@sourcefrog.net-20051004035611-176b16534b086b3c',

            'mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd'])

        rt = b.repository.revision_tree(rh[0])

        foo_id = 'foo-20051004035605-91e788d1875603ae'

        eq(rt.get_file_text(foo_id), 'initial contents\n')

        rt = b.repository.revision_tree(rh[1])

        eq(rt.get_file_text(foo_id), 'new contents\n')

        # check a backup was made:

        transport = get_transport(b.base)

        transport.stat('.bzr.backup')

        transport.stat('.bzr.backup/README')

        transport.stat('.bzr.backup/branch-format')

        transport.stat('.bzr.backup/revision-history')

        transport.stat('.bzr.backup/merged-patches')

        transport.stat('.bzr.backup/pending-merged-patches')

        transport.stat('.bzr.backup/pending-merges')

        transport.stat('.bzr.backup/branch-name')

        transport.stat('.bzr.backup/branch-lock')

        transport.stat('.bzr.backup/inventory')

        transport.stat('.bzr.backup/stat-cache')

        transport.stat('.bzr.backup/text-store')

        transport.stat('.bzr.backup/text-store/foo-20051004035611-1591048e9dc7c2d4.gz')

        transport.stat('.bzr.backup/text-store/foo-20051004035756-4081373d897c3453.gz')

        transport.stat('.bzr.backup/inventory-store/')

        transport.stat('.bzr.backup/inventory-store/mbp@sourcefrog.net-20051004035611-176b16534b086b3c.gz')

        transport.stat('.bzr.backup/inventory-store/mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd.gz')

        transport.stat('.bzr.backup/revision-store/')

        transport.stat('.bzr.backup/revision-store/mbp@sourcefrog.net-20051004035611-176b16534b086b3c.gz')

        transport.stat('.bzr.backup/revision-store/mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd.gz')

    def test_upgrade_with_ghosts(self):

        """Upgrade v0.0.4 tree containing ghost references.

        That is, some of the parents of revisions mentioned in the branch

        aren't present in the branch's storage. 

        This shouldn't normally happen in branches created entirely in 

        bzr, but can happen in branches imported from baz and arch, or from

        other systems, where the importer knows about a revision but not 

        its contents."""

        eq = self.assertEquals

        self.build_tree_contents(_ghost_template)

        upgrade(u'.')

        b = Branch.open(u'.')

        revision_id = b.revision_history()[1]

        rev = b.repository.get_revision(revision_id)

        eq(len(rev.parent_ids), 2)

        eq(rev.parent_ids[1], 'wibble@wobble-2')

    def test_upgrade_makes_dir_weaves(self):

        self.build_tree_contents(_upgrade_dir_template)

        upgrade('.')

        # this is the path to the literal file. As format changes 

        # occur it needs to be updated. FIXME: ask the store for the

        # path.

        self.failUnlessExists(

            '.bzr/weaves/de/dir-20051005095101-da1441ea3fa6917a.weave')

    def test_upgrade_to_meta_sets_workingtree_last_revision(self):

        self.build_tree_contents(_upgrade_dir_template)

        upgrade('.', bzrdir.BzrDirMetaFormat1)

        tree = workingtree.WorkingTree.open('.')

        self.assertEqual(tree.last_revision(),

                         tree.branch.revision_history()[-1])

_upgrade1_template = \

     [

     ('foo', 'new contents\n'),

     ('.bzr/',),

     ('.bzr/README',

      'This is a Bazaar-NG control directory.\nDo not change any files in this directory.\n'),

     ('.bzr/branch-format', 'Bazaar-NG branch, format 0.0.4\n'),

     ('.bzr/revision-history',

      'mbp@sourcefrog.net-20051004035611-176b16534b086b3c\n'

      'mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd\n'),

     ('.bzr/merged-patches', ''),

     ('.bzr/pending-merged-patches', ''),

     ('.bzr/branch-name', ''),

     ('.bzr/branch-lock', ''),

     ('.bzr/pending-merges', ''),

     ('.bzr/inventory',

      '<inventory>\n'

      '<entry file_id="foo-20051004035605-91e788d1875603ae" kind="file" name="foo" />\n'

      '</inventory>\n'),

     ('.bzr/stat-cache',

      '### bzr hashcache v5\n'

      'foo// be9f309239729f69a6309e970ef24941d31e042c 13 1128398176 1128398176 303464 770\n'),

     ('.bzr/text-store/',),

     ('.bzr/text-store/foo-20051004035611-1591048e9dc7c2d4.gz',

      '\x1f\x8b\x08\x00[\xfdAC\x02\xff\xcb\xcc\xcb,\xc9L\xccQH\xce\xcf+I\xcd+)\xe6\x02\x00\xdd\xcc\xf90\x11\x00\x00\x00'),

     ('.bzr/text-store/foo-20051004035756-4081373d897c3453.gz',

      '\x1f\x8b\x08\x00\xc4\xfdAC\x02\xff\xcbK-WH\xce\xcf+I\xcd+)\xe6\x02\x00g\xc3\xdf\xc9\r\x00\x00\x00'),

     ('.bzr/inventory-store/',),

     ('.bzr/inventory-store/mbp@sourcefrog.net-20051004035611-176b16534b086b3c.gz',

      '\x1f\x8b\x08\x00[\xfdAC\x02\xffm\x8f\xcd\n\xc20\x10\x84\xef>E\xc8\xbdt7?M\x02\xad\xaf"\xa1\x99`P[\xa8E\xacOo\x14\x05\x0f\xdef\xe1\xfbv\x98\xbeL7L\xeb\xbcl\xfb]_\xc3\xb2\x89\\\xce8\x944\xc8<\xcf\x8d"\xb2LdH\xdb\x8el\x13\x18\xce\xfb\xc4\xde\xd5SGHq*\xd3\x0b\xad\x8e\x14S\xbc\xe0\xadI\xb1\xe2\xbe\xfe}\xc2\xdc\xb0\rL\xc6#\xa4\xd1\x8d*\x99\x0f}=F\x1e$8G\x9d\xa0\x02\xa1rP9\x01c`FV\xda1qg\x98"\x02}\xa5\xf2\xa8\x95\xec\xa4h\xeb\x80\xf6g\xcd\x13\xb3\x01\xcc\x98\xda\x00\x00\x00'),

     ('.bzr/inventory-store/mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd.gz',

      '\x1f\x8b\x08\x00\xc4\xfdAC\x02\xffm\x8f\xc1\n\xc20\x10D\xef~E\xc8\xbd\xb8\x9bM\x9a,\xb4\xfe\x8a\xc4f\x83Am\xa1\x16\xb1~\xbdQ\x14<x\x9b\x81y3LW\xc6\x9b\x8c\xcb4\xaf\xbbMW\xc5\xbc\xaa\\\xce\xb2/\xa9\xd7y\x9a\x1a\x03\xe0\x10\xc0\x02\xb9\x16\\\xc3(>\x84\x84\xc1WKQ\xb4:\x95\xf1\x15\xad\x8cVc\xbc\xc8\x1b\xd3j\x91\xfb\xf2\xaf\xa4r\x8d\x85\x80\xe4)\x05\xf6\x03YG\x9f\xf4\xf5\x18\xb1\xd7\x07\xe1L\xc0\x86\xd8\x1b\xce-\xc7\xb6:a\x0f\x92\x8de\x8b\x89P\xc0\x9a\xe1\x0b\x95G\x9d\xc4\xda\xb1\xad\x07\xb6?o\x9e\xb5\xff\xf0\xf9\xda\x00\x00\x00'),

     ('.bzr/revision-store/',),

     ('.bzr/revision-store/mbp@sourcefrog.net-20051004035611-176b16534b086b3c.gz',

      '\x1f\x8b\x08\x00[\xfdAC\x02\xff\x9d\x8eKj\xc30\x14E\xe7^\x85\xd0 \xb3$\xefI\xd1\x8f\xd8\xa6\x1b(t\x07E?\xbb\x82H\n\xb2\x1ahW\xdfB1\x14:\xeb\xf4r\xee\xbdgl\xf1\x91\xb6T\x0b\xf15\xe7\xd4{l\x13}\xb6\xad\xa7B^j\xbd\x91\xc3\xad_\xb3\xbb?m\xf5\xbd\xf9\xb8\xb4\xba\x9eJ\xec\x87\xb5_)I\xe5\x11K\xaf\xed\xe35\x85\x89\xfe\xa5\x8e\x0c@ \xc0\x05\xb8\x90\x88GT\xd2\xa1\x14\xfc\xe2@K\xc7\xfd\xef\x85\xed\xcd\xe2D\x95\x8d\x1a\xa47<\x02c2\xb0 \xbc\xd0\x8ay\xa3\xbcp\x8a\x83\x12A3\xb7XJv\xef\x7f_\xf7\x94\xe3\xd6m\xbeO\x14\x91in4*<\x812\x88\xc60\xfc\x01>k\x89\x13\xe5\x12\x00\xe8<\x8c\xdf\x8d\xcd\xaeq\xb6!\x90\xa5\xd6\xf1\xbc\x07\xc3x\xde\x85\xe6\xe1\x0b\xc8\x8a\x98\x03T\x01\x00\x00'),

     ('.bzr/revision-store/mbp@sourcefrog.net-20051004035756-235f2b7dcdddd8dd.gz',

      '\x1f\x8b\x08\x00\xc4\xfdAC\x02\xff\x9d\x90Kj\x031\x0c\x86\xf79\xc5\xe0Ev\xe9\xc8o\x9b\xcc\x84^\xa0\xd0\x1b\x14\xbf&5d\xec`\xbb\x81\xf6\xf45\x84\xa4\x81\xaeZ\xa1\x85\x84^\xdf\xaf\xa9\x84K\xac1\xa7\xc1\xe5u\x8d\xad\x852\xa3\x17SZL\xc3k\xce\xa7a{j\xfb\xd5\x9e\x9fk\xfe(.,%\x1f\x9fRh\xdbc\xdb\xa3!\xa6KH-\x97\xcf\xb7\xe8g\xf4\xbbkG\x008\x06`@\xb9\xe4bG(_\x88\x95\xde\xf9n\xca\xfb\xc7\r\xf5\xdd\xe0\x19\xa9\x85)\x81\xf5"\xbd\x04j\xb8\x02b\xa8W\\\x0b\xc9\x14\xf4\xbc\xbb\xd7\xd6H4\xdc\xb8\xff}\xba\xc55\xd4f\xd6\xf3\x8c0&\x8ajE\xa4x\xe2@\xa5\xa6\x9a\xf3k\xc3WNaFT\x00\x00:l\xa6>Q\xcd1\x1cjp9\xf9;\xc34\xde\n\x9b\xe9lJWT{t\',a\xf9\x0b\xae\xc0x\x87\xa5\xb0Xp\xca,(a\xa9{\xd0{}\xd4\x12\x04(\xc5\xbb$\xc5$V\xceaI\x19\x01\xa2\x1dh\xed\x82d\x8c.\xccr@\xc3\xd8Q\xc6\x1f\xaa\xf1\xb6\xe8\xb0\xf9\x06QR\r\xf9\xfc\x01\x00\x00')]

_ghost_template = [

    ( './foo',

        'hello\n'

    ),

    ( './.bzr/', ),

    ( './.bzr/README',

        'This is a Bazaar-NG control directory.\n'

        'Do not change any files in this directory.\n'

    ),

    ( './.bzr/branch-format',

        'Bazaar-NG branch, format 0.0.4\n'

    ),

    ( './.bzr/branch-lock',

        ''

    ),

    ( './.bzr/branch-name',

        ''

    ),

    ( './.bzr/inventory',

        '<inventory>\n'

        '<entry file_id="foo-20051004104918-0379cb7c76354cde" kind="file" name="foo" />\n'

        '</inventory>\n'

    ),

    ( './.bzr/merged-patches',

        ''

    ),

    ( './.bzr/pending-merged-patches',

        ''

    ),

    ( './.bzr/pending-merges',

        ''

    ),

    ( './.bzr/revision-history',

        'mbp@sourcefrog.net-20051004104921-a98be2278dd30b7b\n'

        'mbp@sourcefrog.net-20051004104937-c9b7a7bfcc0bb22d\n'

    ),

    ( './.bzr/stat-cache',

        '### bzr hashcache v5\n'

        'foo// f572d396fae9206628714fb2ce00f72e94f2258f 6 1128422956 1128422956 306900 770\n'

    ),

    ( './.bzr/text-store/', ),

    ( './.bzr/text-store/foo-20051004104921-8de8118a71be45ba.gz',

        '\x1f\x8b\x08\x081^BC\x00\x03foo-20051004104921-8de8118a71be45ba\x00\xcbH\xcd\xc9\xc9\xe7\x02\x00 0:6\x06\x00\x00\x00'

    ),

    ( './.bzr/inventory-store/', ),

    ( './.bzr/inventory-store/mbp@sourcefrog.net-20051004104921-a98be2278dd30b7b.gz',

        '\x1f\x8b\x08\x081^BC\x00\x03mbp@sourcefrog.net-20051004104921-a98be2278dd30b7b\x00m\x8f\xcb\n'

        '\xc20\x10E\xf7~E\xc8\xbe83\xcd\x13\xaa\xbf"yL0\xa8-\xd4"\xd6\xaf7\x8a\x82\x0bw\xb38\xe7\xde;C\x1do<.\xd3\xbc\xee7C;\xe6U\x94z\xe6C\xcd;Y\xa6\xa9#\x00\x8d\x00\n'

        'Ayt\x1d\xf4\xd6\xa7h\x935\xbdV)\xb3\x14\xa7:\xbe\xd0\xe6H1\x86\x0b\xbf5)\x16\xbe/\x7fC\x08;\x97\xd9!\xba`1\xb2\xd21|\xe8\xeb1`\xe3\xb5\xa5\xdc{S\x02{\x02c\xc8YT%Rb\x80b\x89\xbd*D\xda\x95\xafT\x1f\xad\xd2H\xb1m\xfb\xb7?\xcf<\x01W}\xb5\x8b\xd9\x00\x00\x00'

    ),

    ( './.bzr/inventory-store/mbp@sourcefrog.net-20051004104937-c9b7a7bfcc0bb22d.gz',

        '\x1f\x8b\x08\x08A^BC\x00\x03mbp@sourcefrog.net-20051004104937-c9b7a7bfcc0bb22d\x00m\x8f\xcb\n'

        '\xc20\x10E\xf7~E\xc8\xbe83\xcd\x13\xaa\xbf"yL0\xa8-\xd4"\xd6\xaf7\x8a\x82\x0bw\xb38\xe7\xde;C\x1do<.\xd3\xbc\xee7C;\xe6U\x94z\xe6C\xcd;Y\xa6\xa9#\x00\x8d\x00\n'

        'Ayt\x1d\xf4\xd6\xa7h\x935\xbdV)\xb3\x14\xa7:\xbe\xd0\xe6H1\x86\x0b\xbf5)\x16\xbe/\x7fC\x08;\x97\xd9!\xba`1\xb2\xd21|\xe8\xeb1`\xe3\xb5\xa5\xdc{S\x02{\x02c\xc8YT%Rb\x80b\x89\xbd*D\xda\x95\xafT\x1f\xad\xd2H\xb1m\xfb\xb7?\xcf<\x01W}\xb5\x8b\xd9\x00\x00\x00'

    ),

    ( './.bzr/revision-store/', ),

    ( './.bzr/revision-store/mbp@sourcefrog.net-20051004104921-a98be2278dd30b7b.gz',

        '\x1f\x8b\x08\x081^BC\x00\x03mbp@sourcefrog.net-20051004104921-a98be2278dd30b7b\x00\x9d\x8eMj\xc30\x14\x84\xf7>\x85\xd0"\xbb$\xef\xc9\xb6,\x11\xdb\xf4\x02\x85\xde\xa0\xe8\xe7\xd9\x11\xc4R\x90\xd4@{\xfa\x06\x8a\xa1\xd0]\x97\x03\xdf\xcc|c\xa6G(!E\xe6\xd2\xb6\x85Z)O\xfc\xd5\xe4\x1a"{K\xe9\xc6\x0e\xb7z\xd9\xec\xfd\xa5\xa4\x8f\xech\xc9i=E\xaa\x87\xb5^8\x0b\xf1A\xb1\xa6\xfc\xf9\x1e\xfc\xc4\xffRG\x01\xd0#@\x87\xd0i\x81G\xa3\x95%!\x06\xe5}\x0bv\xb0\xbf\x17\xca\xd5\xe0\xc4-\xa0\xb1\x8b\xb6`\xc0I\xa4\xc5\xf4\x9el\xef\x95v [\x94\xcf\x8e\xd5\xcay\xe4l\xf7\xfe\xf7u\r'

        '\x1b\x95j\xb6\xfb\xc4\x11\x85\xea\x84\xd0\x12O\x03t\x83D\xad\xc4\x0f\xf0\x95"M\xbc\x95\x00\xc0\xe7f|6\x8aYi^B.u<\xef\xb1\x19\xcf\xbb\xce\xdc|\x038=\xc7\xe6R\x01\x00\x00'

    ),

    ( './.bzr/revision-store/mbp@sourcefrog.net-20051004104937-c9b7a7bfcc0bb22d.gz',

        '\x1f\x8b\x08\x08A^BC\x00\x03mbp@sourcefrog.net-20051004104937-c9b7a7bfcc0bb22d\x00\x9d\x90\xc1j\xc30\x0c\x86\xef}\n'

        "\xe3Coie'\xb1c\x9a\x94\xbe\xc0`o0,[N\x03M\\\x1c\xafe{\xfae\x94n\x85\xc1`;Y\x88O\xd2\xff\xb9Mt\x19\xe6!N\xcc\xc5q\x1cr\xa6\xd4\xf1'\x9b\xf20\xb1\xe7\x18Ol}\xca\xbb\x11\xcf\x879\xbe&G!\xc5~3Q^\xf7y\xc7\xd90]h\xca1\xbd\xbd\x0c\xbe\xe3?\xa9B\x02\xd4\x02\xa0\x12P\x99R\x17\xce\xa0\xb6\x1a\x83s\x80(\xa5\x7f\xdc0\x1f\xad\xe88\x82\xb0\x18\x0c\x82\x05\xa7\x04\x05[{\xc2\xda7\xc6\x81*\x85B\x8dh\x1a\xe7\x05g\xf7\xdc\xff>\x9d\x87\x91\xe6l\xc7s\xc7\x85\x90M%\xa5\xd1z#\x85\xa8\x9b\x1a\xaa\xfa\x06\xbc\xc7\x89:^*\x00\xe0\xfbU\xbbL\xcc\xb6\xa7\xfdH\xa9'\x16\x03\xeb\x8fq\xce\xed\xf6\xde_\xb5g\x9b\x16\xa1y\xa9\xbe\x02&\n"

        '\x7fJ+EaM\x83$\xa5n\xbc/a\x91~\xd0\xbd\xfd\x135\n'

        '\xd0\x9a`\x0c*W\x1aR\xc1\x94du\x08(\t\xb0\x91\xdeZ\xa3\x9cU\x9cm\x7f\x8dr\x1d\x10Ot\xb8\xc6\xcf\xa7\x907|\xfb-\xb1\xbd\xd3\xfb\xd5\x07\xeeD\xee\x08*\x02\x00\x00'

    ),

]

_upgrade_dir_template = [

    ( './.bzr/', ),

    ( './.bzr/README',

        'This is a Bazaar-NG control directory.\n'

        'Do not change any files in this directory.\n'

    ),

    ( './.bzr/branch-format',

        'Bazaar-NG branch, format 0.0.4\n'

    ),

    ( './.bzr/branch-lock',

        ''

    ),

    ( './.bzr/branch-name',

        ''

    ),

    ( './.bzr/inventory',

        '<inventory>\n'

        '<entry file_id="dir-20051005095101-da1441ea3fa6917a" kind="directory" name="dir" />\n'

        '</inventory>\n'

    ),

    ( './.bzr/merged-patches',

        ''

    ),

    ( './.bzr/pending-merged-patches',

        ''

    ),

    ( './.bzr/pending-merges',

        ''

    ),

    ( './.bzr/revision-history',

        'robertc@robertcollins.net-20051005095108-6065fbd8e7d8617e\n'

    ),

    ( './.bzr/stat-cache',

        '### bzr hashcache v5\n'

    ),

    ( './.bzr/text-store/', ),

    ( './.bzr/inventory-store/', ),

    ( './.bzr/inventory-store/robertc@robertcollins.net-20051005095108-6065fbd8e7d8617e.gz',

        '\x1f\x8b\x08\x00\x0c\xa2CC\x02\xff\xb3\xc9\xcc+K\xcd+\xc9/\xaa\xb4\xe3\xb2\x012\x8a*\x15\xd22sR\xe33Sl\x95R2\x8bt\x8d\x0c\x0cL\r'

        "\x81\xd8\xc0\x12H\x19\xea\xa6$\x1a\x9a\x98\x18\xa6&\x1a\xa7%\x9aY\x1a\x9a'*)dg\xe6A\x94\xa6&\x83LQR\xc8K\xccM\x05\x0b()\xe8\x03\xcd\xd4G\xb2\x00\x00\xc2<\x94\xb1m\x00\x00\x00"

    ),

    ( './.bzr/revision-store/', ),

    ( './.bzr/revision-store/robertc@robertcollins.net-20051005095108-6065fbd8e7d8617e.gz',

        '\x1f\x8b\x08\x00\x0c\xa2CC\x02\xff\xa5OKj\xc30\x14\xdc\xfb\x14B\x8b\xec\x92<I\xd6\xc7\xc42\x85\xde\xa0\x17(\xb6\xf4\x9c\n'

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        "+\x96:\xae\x9f\x962\xc6\x8d\x04i\x949\x01\x97R\xb7\x1d\x17O\xc3#E\xb4T(\x00\xa0C\xd3o\x892^q\x18\xbd'>\xe4\xfe\xbc\x13M\x7f\xde{\r"

        '\xcd\x17\x85\xea\xba\x03l\x01\x00\x00'

    ),

    ( './dir/', ),

]