/brz/remove-bazaar

# Copyright (C) 2004, 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

import os

from bzrlib.tests.workingtree_implementations import TestCaseWithWorkingTree

from bzrlib.branch import Branch

from bzrlib import inventory

from bzrlib.revision import Revision

import bzrlib.xml6

class TestBasisInventory(TestCaseWithWorkingTree):

    def test_create(self):

        # TODO: jam 20051218 this probably should add more than just

        #                    a couple files to the inventory

        # Make sure the basis file is created by a commit

        t = self.make_branch_and_tree('.')

        b = t.branch

        open('a', 'wb').write('a\n')

        t.add('a')

        t.commit('a', rev_id='r1')

        t._control_files.get_utf8('basis-inventory-cache')

        basis_inv = t.basis_tree().inventory

        self.assertEquals('r1', basis_inv.revision_id)

        store_inv = b.repository.get_inventory('r1')

        self.assertEquals(store_inv._byid, basis_inv._byid)

        open('b', 'wb').write('b\n')

        t.add('b')

        t.commit('b', rev_id='r2')

        t._control_files.get_utf8('basis-inventory-cache')

        basis_inv_txt = t.read_basis_inventory()

        basis_inv = bzrlib.xml6.serializer_v6.read_inventory_from_string(basis_inv_txt)

        self.assertEquals('r2', basis_inv.revision_id)

        store_inv = b.repository.get_inventory('r2')

        self.assertEquals(store_inv._byid, basis_inv._byid)

    def test_wrong_format(self):

        """WorkingTree.basis safely ignores junk basis inventories"""

        t = self.make_branch_and_tree('.')

        b = t.branch

        open('a', 'wb').write('a\n')

        t.add('a')

        t.commit('a', rev_id='r1')

        t._control_files.put_utf8('basis-inventory-cache', 'booga')

        t.basis_tree()

        t._control_files.put_utf8('basis-inventory-cache', '<xml/>')

        t.basis_tree()

        t._control_files.put_utf8('basis-inventory-cache', '<inventory />')

        t.basis_tree()

        t._control_files.put_utf8('basis-inventory-cache', 

                                  '<inventory format="pi"/>')

        t.basis_tree()

    def test_basis_inv_gets_revision(self):

        """When the inventory of the basis tree has no revision id it gets set.

        It gets set during set_parent_trees() or set_parent_ids().

        """

        tree = self.make_branch_and_tree('.')

        tree.lock_write()

        # TODO change this to use CommitBuilder

        inv = inventory.Inventory(revision_id='r1')

        inv.root.revision = 'r1'

        inv_lines = tree.branch.repository.serialise_inventory(inv).split('\n')

        inv_lines = [(l + '\n') for l in inv_lines if l is not None]

        tree.branch.repository.control_weaves.get_weave('inventory',

            tree.branch.repository.get_transaction()

            ).add_lines('r1', [], inv_lines)

        rev = Revision(timestamp=0,

                       timezone=None,

                       committer="Foo Bar <foo@example.com>",

                       message="Message",

                       inventory_sha1="",

                       revision_id='r1')

        rev.parent_ids = []

        tree.branch.repository.add_revision('r1', rev)

        tree.unlock()

        tree.branch.append_revision('r1')

        tree.set_parent_trees(

            [('r1', tree.branch.repository.revision_tree('r1'))])

        # TODO: we should deserialise the file here, rather than peeking

        # without parsing, but to do this properly needs a serialiser on the

        # tree object that abstracts whether it is xml/rio/etc.

        self.assertContainsRe(

            tree._control_files.get_utf8('basis-inventory-cache').read(),

            'revision_id="r1"')