/brz/remove-bazaar

# Copyright (C) 2005, 2006 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 the commit CLI of bzr."""

import os

import re

import sys

from bzrlib import (

    ignores,

    )

from bzrlib.branch import Branch

from bzrlib.bzrdir import BzrDir

from bzrlib.errors import BzrCommandError

from bzrlib.tests.blackbox import ExternalBase

from bzrlib.workingtree import WorkingTree

class TestCommit(ExternalBase):

    def test_05_empty_commit(self):

        """Commit of tree with no versioned files should fail"""

        # If forced, it should succeed, but this is not tested here.

        self.run_bzr("init")

        self.build_tree(['hello.txt'])

        out,err = self.run_bzr('commit -m empty', retcode=3)

        self.assertEqual('', out)

        self.assertStartsWith(err, 'bzr: ERROR: no changes to commit.'

                                  ' use --unchanged to commit anyhow\n')

    def test_commit_success(self):

        """Successful commit should not leave behind a bzr-commit-* file"""

        self.run_bzr("init")

        self.run_bzr('commit --unchanged -m message')

        self.assertEqual('', self.run_bzr('unknowns')[0])

        # same for unicode messages

        self.run_bzr(["commit", "--unchanged", "-m", u'foo\xb5'])

        self.assertEqual('', self.run_bzr('unknowns')[0])

    def test_commit_with_path(self):

        """Commit tree with path of root specified"""

        self.run_bzr('init a')

        self.build_tree(['a/a_file'])

        self.run_bzr('add a/a_file')

        self.run_bzr(['commit', '-m', 'first commit', 'a'])

        self.run_bzr('branch a b')

        self.build_tree_contents([('b/a_file', 'changes in b')])

        self.run_bzr(['commit', '-m', 'first commit in b', 'b'])

        self.build_tree_contents([('a/a_file', 'new contents')])

        self.run_bzr(['commit', '-m', 'change in a', 'a'])

        os.chdir('b')

        self.run_bzr('merge ../a', retcode=1) # will conflict

        os.chdir('..')

        self.run_bzr('resolved b/a_file')

        self.run_bzr(['commit', '-m', 'merge into b', 'b'])

    def test_10_verbose_commit(self):

        """Add one file and examine verbose commit output"""

        self.run_bzr("init")

        self.build_tree(['hello.txt'])

        self.run_bzr("add hello.txt")

        out,err = self.run_bzr('commit -m added')

        self.assertEqual('', out)

        self.assertEqual('added hello.txt\n'

                         'Committed revision 1.\n',

                         err)

    def prepare_simple_history(self):

        """Prepare and return a working tree with one commit of one file"""

        # Commit with modified file should say so

        wt = BzrDir.create_standalone_workingtree('.')

        self.build_tree(['hello.txt', 'extra.txt'])

        wt.add(['hello.txt'])

        wt.commit(message='added')

        return wt

    def test_verbose_commit_modified(self):

        # Verbose commit of modified file should say so

        wt = self.prepare_simple_history()

        self.build_tree_contents([('hello.txt', 'new contents')])

        out, err = self.run_bzr('commit -m modified')

        self.assertEqual('', out)

        self.assertEqual('modified hello.txt\n'

                         'Committed revision 2.\n',

                         err)

    def test_verbose_commit_renamed(self):

        # Verbose commit of renamed file should say so

        wt = self.prepare_simple_history()

        wt.rename_one('hello.txt', 'gutentag.txt')

        out, err = self.run_bzr('commit -m renamed')

        self.assertEqual('', out)

        self.assertEqual('renamed hello.txt => gutentag.txt\n'

                         'Committed revision 2.\n',

                         err)

    def test_verbose_commit_moved(self):

        # Verbose commit of file moved to new directory should say so

        wt = self.prepare_simple_history()

        os.mkdir('subdir')

        wt.add(['subdir'])

        wt.rename_one('hello.txt', 'subdir/hello.txt')

        out, err = self.run_bzr('commit -m renamed')

        self.assertEqual('', out)

        self.assertEqualDiff('added subdir\n'

                             'renamed hello.txt => subdir/hello.txt\n'

                             'Committed revision 2.\n',

                             err)

    def test_verbose_commit_with_unknown(self):

        """Unknown files should not be listed by default in verbose output"""

        # Is that really the best policy?

        wt = BzrDir.create_standalone_workingtree('.')

        self.build_tree(['hello.txt', 'extra.txt'])

        wt.add(['hello.txt'])

        out,err = self.run_bzr('commit -m added')

        self.assertEqual('', out)

        self.assertEqual('added hello.txt\n'

                         'Committed revision 1.\n',

                         err)

    def test_verbose_commit_with_unchanged(self):

        """Unchanged files should not be listed by default in verbose output"""

        self.run_bzr("init")

        self.build_tree(['hello.txt', 'unchanged.txt'])

        self.run_bzr('add unchanged.txt')

        self.run_bzr('commit -m unchanged unchanged.txt')

        self.run_bzr("add hello.txt")

        out,err = self.run_bzr('commit -m added')

        self.assertEqual('', out)

        self.assertEqual('added hello.txt\n'

                         'Committed revision 2.\n',

                         err)

    def test_commit_merge_reports_all_modified_files(self):

        # the commit command should show all the files that are shown by

        # bzr diff or bzr status when committing, even when they were not

        # changed by the user but rather through doing a merge.

        this_tree = self.make_branch_and_tree('this')

        # we need a bunch of files and dirs, to perform one action on each.

        self.build_tree([

            'this/dirtorename/',

            'this/dirtoreparent/',

            'this/dirtoleave/',

            'this/dirtoremove/',

            'this/filetoreparent',

            'this/filetorename',

            'this/filetomodify',

            'this/filetoremove',

            'this/filetoleave']

            )

        this_tree.add([

            'dirtorename',

            'dirtoreparent',

            'dirtoleave',

            'dirtoremove',

            'filetoreparent',

            'filetorename',

            'filetomodify',

            'filetoremove',

            'filetoleave']

            )

        this_tree.commit('create_files')

        other_dir = this_tree.bzrdir.sprout('other')

        other_tree = other_dir.open_workingtree()

        other_tree.lock_write()

        # perform the needed actions on the files and dirs.

        try:

            other_tree.rename_one('dirtorename', 'renameddir')

            other_tree.rename_one('dirtoreparent', 'renameddir/reparenteddir')

            other_tree.rename_one('filetorename', 'renamedfile')

            other_tree.rename_one('filetoreparent', 'renameddir/reparentedfile')

            other_tree.remove(['dirtoremove', 'filetoremove'])

            self.build_tree_contents([

                ('other/newdir/', ),

                ('other/filetomodify', 'new content'),

                ('other/newfile', 'new file content')])

            other_tree.add('newfile')

            other_tree.add('newdir/')

            other_tree.commit('modify all sample files and dirs.')

        finally:

            other_tree.unlock()

        this_tree.merge_from_branch(other_tree.branch)

        os.chdir('this')

        out,err = self.run_bzr('commit -m added')

        os.chdir('..')

        self.assertEqual('', out)

        self.assertEqualDiff(

            'modified filetomodify\n'

            'added newdir\n'

            'added newfile\n'

            'renamed dirtorename => renameddir\n'

            'renamed dirtoreparent => renameddir/reparenteddir\n'

            'renamed filetoreparent => renameddir/reparentedfile\n'

            'renamed filetorename => renamedfile\n'

            'deleted dirtoremove\n'

            'deleted filetoremove\n'

            'Committed revision 2.\n',

            err)

    def test_empty_commit_message(self):

        self.run_bzr("init")

        file('foo.c', 'wt').write('int main() {}')

        self.run_bzr('add foo.c')

        self.run_bzr('commit -m ""', retcode=3)

    def test_other_branch_commit(self):

        # this branch is to ensure consistent behaviour, whether we're run

        # inside a branch, or not.

        os.mkdir('empty_branch')

        os.chdir('empty_branch')

        self.run_bzr('init')

        os.mkdir('branch')

        os.chdir('branch')

        self.run_bzr('init')

        file('foo.c', 'wt').write('int main() {}')

        file('bar.c', 'wt').write('int main() {}')

        os.chdir('..')

        self.run_bzr('add branch/foo.c')

        self.run_bzr('add branch')

        # can't commit files in different trees; sane error

        self.run_bzr('commit -m newstuff branch/foo.c .', retcode=3)

        self.run_bzr('commit -m newstuff branch/foo.c')

        self.run_bzr('commit -m newstuff branch')

        self.run_bzr('commit -m newstuff branch', retcode=3)

    def test_out_of_date_tree_commit(self):

        # check we get an error code and a clear message committing with an out

        # of date checkout

        self.make_branch_and_tree('branch')

        # make a checkout

        self.run_bzr('checkout --lightweight branch checkout')

        # commit to the original branch to make the checkout out of date

        self.run_bzr('commit --unchanged -m message branch')

        # now commit to the checkout should emit

        # ERROR: Out of date with the branch, 'bzr update' is suggested

        output = self.run_bzr('commit --unchanged -m checkout_message '

                             'checkout', retcode=3)

        self.assertEqual(output,

                         ('',

                          "bzr: ERROR: Working tree is out of date, please run "

                          "'bzr update'.\n"))

    def test_local_commit_unbound(self):

        # a --local commit on an unbound branch is an error

        self.make_branch_and_tree('.')

        out, err = self.run_bzr('commit --local', retcode=3)

        self.assertEqualDiff('', out)

        self.assertEqualDiff('bzr: ERROR: Cannot perform local-only commits '

                             'on unbound branches.\n', err)

    def test_commit_a_text_merge_in_a_checkout(self):

        # checkouts perform multiple actions in a transaction across bond

        # branches and their master, and have been observed to fail in the

        # past. This is a user story reported to fail in bug #43959 where 

        # a merge done in a checkout (using the update command) failed to

        # commit correctly.

        self.run_bzr('init trunk')

        self.run_bzr('checkout trunk u1')

        self.build_tree_contents([('u1/hosts', 'initial contents')])

        self.run_bzr('add u1/hosts')

        self.run_bzr('commit -m add-hosts u1')

        self.run_bzr('checkout trunk u2')

        self.build_tree_contents([('u2/hosts', 'altered in u2')])

        self.run_bzr('commit -m checkin-from-u2 u2')

        # make an offline commits

        self.build_tree_contents([('u1/hosts', 'first offline change in u1')])

        self.run_bzr('commit -m checkin-offline --local u1')

        # now try to pull in online work from u2, and then commit our offline

        # work as a merge

        # retcode 1 as we expect a text conflict

        self.run_bzr('update u1', retcode=1)

        self.run_bzr('resolved u1/hosts')

        # add a text change here to represent resolving the merge conflicts in

        # favour of a new version of the file not identical to either the u1

        # version or the u2 version.

        self.build_tree_contents([('u1/hosts', 'merge resolution\n')])

        self.run_bzr('commit -m checkin-merge-of-the-offline-work-from-u1 u1')

    def test_commit_respects_spec_for_removals(self):

        """Commit with a file spec should only commit removals that match"""

        t = self.make_branch_and_tree('.')

        self.build_tree(['file-a', 'dir-a/', 'dir-a/file-b'])

        t.add(['file-a', 'dir-a', 'dir-a/file-b'])

        t.commit('Create')

        t.remove(['file-a', 'dir-a/file-b'])

        os.chdir('dir-a')

        result = self.run_bzr('commit . -m removed-file-b')[1]

        self.assertNotContainsRe(result, 'file-a')

        result = self.run_bzr('status')[0]

        self.assertContainsRe(result, 'removed:\n  file-a')

    def test_strict_commit(self):

        """Commit with --strict works if everything is known"""

        ignores._set_user_ignores([])

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/a'])

        tree.add('a')

        # A simple change should just work

        self.run_bzr('commit --strict -m adding-a',

                     working_dir='tree')

    def test_strict_commit_no_changes(self):

        """commit --strict gives "no changes" if there is nothing to commit"""

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/a'])

        tree.add('a')

        tree.commit('adding a')

        # With no changes, it should just be 'no changes'

        # Make sure that commit is failing because there is nothing to do

        self.run_bzr_error(['no changes to commit'],

                           'commit --strict -m no-changes',

                           working_dir='tree')

        # But --strict doesn't care if you supply --unchanged

        self.run_bzr('commit --strict --unchanged -m no-changes',

                     working_dir='tree')

    def test_strict_commit_unknown(self):

        """commit --strict fails if a file is unknown"""

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/a'])

        tree.add('a')

        tree.commit('adding a')

        # Add one file so there is a change, but forget the other

        self.build_tree(['tree/b', 'tree/c'])

        tree.add('b')

        self.run_bzr_error(['Commit refused because there are unknown files'],

                           'commit --strict -m add-b',

                           working_dir='tree')

        # --no-strict overrides --strict

        self.run_bzr('commit --strict -m add-b --no-strict',

                     working_dir='tree')

    def test_fixes_bug_output(self):

        """commit --fixes=lp:23452 succeeds without output."""

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/hello.txt'])

        tree.add('hello.txt')

        output, err = self.run_bzr(

            'commit -m hello --fixes=lp:23452 tree/hello.txt')

        self.assertEqual('', output)

        self.assertEqual('added hello.txt\nCommitted revision 1.\n', err)

    def test_no_bugs_no_properties(self):

        """If no bugs are fixed, the bugs property is not set.

        see https://beta.launchpad.net/bzr/+bug/109613

        """

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/hello.txt'])

        tree.add('hello.txt')

        self.run_bzr( 'commit -m hello tree/hello.txt')

        # Get the revision properties, ignoring the branch-nick property, which

        # we don't care about for this test.

        last_rev = tree.branch.repository.get_revision(tree.last_revision())

        properties = dict(last_rev.properties)

        del properties['branch-nick']

        self.assertFalse('bugs' in properties)

    def test_fixes_bug_sets_property(self):

        """commit --fixes=lp:234 sets the lp:234 revprop to 'fixed'."""

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/hello.txt'])

        tree.add('hello.txt')

        self.run_bzr('commit -m hello --fixes=lp:234 tree/hello.txt')

        # Get the revision properties, ignoring the branch-nick property, which

        # we don't care about for this test.

        last_rev = tree.branch.repository.get_revision(tree.last_revision())

        properties = dict(last_rev.properties)

        del properties['branch-nick']

        self.assertEqual({'bugs': 'https://launchpad.net/bugs/234 fixed'},

                         properties)

    def test_fixes_multiple_bugs_sets_properties(self):

        """--fixes can be used more than once to show that bugs are fixed."""

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/hello.txt'])

        tree.add('hello.txt')

        self.run_bzr('commit -m hello --fixes=lp:123 --fixes=lp:235'

                     ' tree/hello.txt')

        # Get the revision properties, ignoring the branch-nick property, which

        # we don't care about for this test.

        last_rev = tree.branch.repository.get_revision(tree.last_revision())

        properties = dict(last_rev.properties)

        del properties['branch-nick']

        self.assertEqual(

            {'bugs': 'https://launchpad.net/bugs/123 fixed\n'

                     'https://launchpad.net/bugs/235 fixed'},

            properties)

    def test_fixes_bug_with_alternate_trackers(self):

        """--fixes can be used on a properly configured branch to mark bug

        fixes on multiple trackers.

        """

        tree = self.make_branch_and_tree('tree')

        tree.branch.get_config().set_user_option(

            'trac_twisted_url', 'http://twistedmatrix.com/trac')

        self.build_tree(['tree/hello.txt'])

        tree.add('hello.txt')

        self.run_bzr('commit -m hello --fixes=lp:123 --fixes=twisted:235 tree/')

        # Get the revision properties, ignoring the branch-nick property, which

        # we don't care about for this test.

        last_rev = tree.branch.repository.get_revision(tree.last_revision())

        properties = dict(last_rev.properties)

        del properties['branch-nick']

        self.assertEqual(

            {'bugs': 'https://launchpad.net/bugs/123 fixed\n'

                     'http://twistedmatrix.com/trac/ticket/235 fixed'},

            properties)

    def test_fixes_unknown_bug_prefix(self):

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/hello.txt'])

        tree.add('hello.txt')

        self.run_bzr_error(

            ["Unrecognized bug %s. Commit refused." % 'xxx:123'],

            'commit -m add-b --fixes=xxx:123',

            working_dir='tree')

    def test_fixes_invalid_bug_number(self):

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/hello.txt'])

        tree.add('hello.txt')

        self.run_bzr_error(

            ["Invalid bug identifier for %s. Commit refused." % 'lp:orange'],

            'commit -m add-b --fixes=lp:orange',

            working_dir='tree')

    def test_fixes_invalid_argument(self):

        """Raise an appropriate error when the fixes argument isn't tag:id."""

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/hello.txt'])

        tree.add('hello.txt')

        self.run_bzr_error(

            [r"Invalid bug orange. Must be in the form of 'tag:id'\. "

             r"Commit refused\."],

            'commit -m add-b --fixes=orange',

            working_dir='tree')