/brz/remove-bazaar

# Copyright (C) 2005, 2006, 2007, 2009, 2011, 2012, 2016 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

"""Black-box tests for brz revno.

"""

import os

from breezy import tests

from breezy.errors import NoSuchRevision

from breezy.bzr.tests.matchers import ContainsNoVfsCalls

class TestRevno(tests.TestCaseWithTransport):

    def test_revno(self):

        def bzr(*args, **kwargs):

            return self.run_bzr(*args, **kwargs)[0]

        os.mkdir('a')

        os.chdir('a')

        bzr('init')

        self.assertEqual(int(bzr('revno')), 0)

        with open('foo', 'wb') as f:

            f.write(b'foo\n')

        bzr('add foo')

        bzr('commit -m foo')

        self.assertEqual(int(bzr('revno')), 1)

        os.mkdir('baz')

        bzr('add baz')

        bzr('commit -m baz')

        self.assertEqual(int(bzr('revno')), 2)

        os.chdir('..')

        self.assertEqual(int(bzr('revno a')), 2)

        self.assertEqual(int(bzr('revno a/baz')), 2)

    def test_revno_tree(self):

        # Make branch and checkout

        wt = self.make_branch_and_tree('branch')

        checkout = wt.branch.create_checkout('checkout', lightweight=True)

        # Get the checkout out of date

        self.build_tree(['branch/file'])

        wt.add(['file'])

        wt.commit('mkfile')

        # Make sure revno says we're on 1

        out, err = self.run_bzr('revno checkout')

        self.assertEqual('', err)

        self.assertEqual('1\n', out)

        # Make sure --tree knows it's still on 0

        out, err = self.run_bzr('revno --tree checkout')

        self.assertEqual('', err)

        self.assertEqual('0\n', out)

    def test_revno_tree_no_tree(self):

        # Make treeless branch

        b = self.make_branch('branch')

        # Try getting it's --tree revno

        out, err = self.run_bzr('revno --tree branch', retcode=3)

        self.assertEqual('', out)

        self.assertEqual('brz: ERROR: No WorkingTree exists for "branch".\n',

                         err)

    def test_dotted_revno_tree(self):

        builder = self.make_branch_builder('branch')

        builder.start_series()

        builder.build_snapshot(None, [

            ('add', ('', b'root-id', 'directory', None)),

            ('add', ('file', b'file-id', 'file', b'content\n'))],

            revision_id=b'A-id')

        builder.build_snapshot([b'A-id'], [], revision_id=b'B-id')

        builder.build_snapshot([b'A-id', b'B-id'], [], revision_id=b'C-id')

        builder.finish_series()

        b = builder.get_branch()

        co_b = b.create_checkout('checkout_b', lightweight=True,

                                 revision_id=b'B-id')

        out, err = self.run_bzr('revno checkout_b')

        self.assertEqual('', err)

        self.assertEqual('2\n', out)

        out, err = self.run_bzr('revno --tree checkout_b')

        self.assertEqual('', err)

        self.assertEqual('1.1.1\n', out)

    def test_stale_revno_tree(self):

        builder = self.make_branch_builder('branch')

        builder.start_series()

        builder.build_snapshot(None, [

            ('add', ('', b'root-id', 'directory', None)),

            ('add', ('file', b'file-id', 'file', b'content\n'))],

            revision_id=b'A-id')

        builder.build_snapshot([b'A-id'], [], revision_id=b'B-id')

        builder.build_snapshot([b'A-id'], [], revision_id=b'C-id')

        builder.finish_series()

        b = builder.get_branch()

        # The branch is now at "C-id", but the checkout is still at "B-id"

        # which is no longer in the history

        co_b = b.create_checkout('checkout_b', lightweight=True,

                                 revision_id=b'B-id')

        out, err = self.run_bzr('revno checkout_b')

        self.assertEqual('', err)

        self.assertEqual('2\n', out)

        out, err = self.run_bzr('revno --tree checkout_b')

        self.assertEqual('', err)

        self.assertEqual('???\n', out)

    def test_revno_ghost(self):

        builder = self.make_branch_builder('branch')

        builder.start_series()

        revid = builder.build_snapshot([b'aghost'], [

            ('add', ('', b'root-id', 'directory', None)),

            ('add', ('file', b'file-id', 'file', b'content\n'))],

            revision_id=b'A-id', allow_leftmost_as_ghost=True)

        builder.finish_series()

        b = builder.get_branch()

        def revision_id_to_revno(s, r):

            raise NoSuchRevision(s, r)

        self.overrideAttr(type(b), 'revision_id_to_dotted_revno', revision_id_to_revno)

        self.overrideAttr(type(b), 'revision_id_to_revno', revision_id_to_revno)

        out, err = self.run_bzr('revno branch')

        self.assertEqual('', err)

        self.assertEqual('???\n', out)

    def test_revno_with_revision(self):

        wt = self.make_branch_and_tree('.')

        revid1 = wt.commit('rev1')

        revid2 = wt.commit('rev2')

        out, err = self.run_bzr('revno -r-2 .')

        self.assertEqual('1\n', out)

        out, err = self.run_bzr('revno -rrevid:%s .' % revid1.decode('utf-8'))

        self.assertEqual('1\n', out)

    def test_revno_and_tree_mutually_exclusive(self):

        wt = self.make_branch_and_tree('.')

        out, err = self.run_bzr('revno -r-2 --tree .', retcode=3)

        self.assertEqual('', out)

        self.assertEqual(

            'brz: ERROR: --tree and --revision can not be used together\n',

            err)