~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2007 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

import smtplib

from bzrlib import (

    gpg,

    merge_directive,

    tests,

    workingtree,

    )

EMAIL1 = """From: "J. Random Hacker" <jrandom@example.com>

Subject: bar

To: pqm@example.com

User-Agent: Bazaar \(.*\)

# Bazaar merge directive format 2 \\(Bazaar 0.90\\)

# revision_id: bar-id

# target_branch: ../tree2

# testament_sha1: .*

# timestamp: .*

# source_branch: .

#"""

class TestMergeDirective(tests.TestCaseWithTransport):

    def prepare_merge_directive(self):

        self.tree1 = self.make_branch_and_tree('tree1')

        self.build_tree_contents([('tree1/file', 'a\nb\nc\nd\n')])

        self.tree1.branch.get_config().set_user_option('email',

            'J. Random Hacker <jrandom@example.com>')

        self.tree1.add('file')

        self.tree1.commit('foo', rev_id='foo-id')

        self.tree2 = self.tree1.bzrdir.sprout('tree2').open_workingtree()

        self.build_tree_contents([('tree1/file', 'a\nb\nc\nd\ne\n')])

        self.tree1.commit('bar', rev_id='bar-id')

        os.chdir('tree1')

        return self.tree1, self.tree2

    def test_merge_directive(self):

        self.prepare_merge_directive()

        md_text = self.run_bzr('merge-directive ../tree2')[0]

        self.assertContainsRe(md_text, "\\+e")

        md_text = self.run_bzr('merge-directive -r -2 ../tree2')[0]

        self.assertNotContainsRe(md_text, "\\+e")

        md_text = self.run_bzr('merge-directive -r -1..-2 ../tree2')[0]

        md2 = merge_directive.MergeDirective.from_lines(

            md_text.splitlines(True))

        self.assertEqual('foo-id', md2.revision_id)

        self.assertEqual('bar-id', md2.base_revision_id)

    def test_submit_branch(self):

        self.prepare_merge_directive()

        self.run_bzr_error(('No submit branch',), 'merge-directive', retcode=3)

        self.run_bzr('merge-directive ../tree2')

    def test_public_branch(self):

        self.prepare_merge_directive()

        self.run_bzr_error(('No public branch',),

                           'merge-directive --diff ../tree2', retcode=3)

        md_text = self.run_bzr('merge-directive ../tree2')[0]

        self.assertNotContainsRe(md_text, 'source_branch:')

        self.run_bzr('merge-directive --diff ../tree2 .')

        self.run_bzr('merge-directive --diff')[0]

        self.assertNotContainsRe(md_text, 'source_branch:')

    def test_patch_types(self):

        self.prepare_merge_directive()

        md_text = self.run_bzr('merge-directive ../tree2')[0]

        self.assertContainsRe(md_text, "# Begin bundle")

        self.assertContainsRe(md_text, "\\+e")

        md_text = self.run_bzr('merge-directive ../tree2 --diff .')[0]

        self.assertNotContainsRe(md_text, "# Begin bundle")

        self.assertContainsRe(md_text, "\\+e")

        md_text = self.run_bzr('merge-directive --plain')[0]

        self.assertNotContainsRe(md_text, "\\+e")

    def test_message(self):

        self.prepare_merge_directive()

        md_text = self.run_bzr('merge-directive ../tree2')[0]

        self.assertNotContainsRe(md_text, 'message: Message for merge')

        md_text = self.run_bzr('merge-directive -m Message_for_merge')[0]

        self.assertContainsRe(md_text, 'message: Message_for_merge')

    def test_signing(self):

        self.prepare_merge_directive()

        old_strategy = gpg.GPGStrategy

        gpg.GPGStrategy = gpg.LoopbackGPGStrategy

        try:

            md_text = self.run_bzr('merge-directive --sign ../tree2')[0]

        finally:

            gpg.GPGStrategy = old_strategy

        self.assertContainsRe(md_text, '^-----BEGIN PSEUDO-SIGNED CONTENT')

    def run_bzr_fakemail(self, *args, **kwargs):

        sendmail_calls = []

        def sendmail(self, from_, to, message):

            sendmail_calls.append((self, from_, to, message))

        connect_calls = []

        def connect(self, host='localhost', port=0):

            connect_calls.append((self, host, port))

        def has_extn(self, extension):

            return False

        def ehlo(self):

            return (200, 'Ok')

        old_sendmail = smtplib.SMTP.sendmail

        smtplib.SMTP.sendmail = sendmail

        old_connect = smtplib.SMTP.connect

        smtplib.SMTP.connect = connect

        old_ehlo = smtplib.SMTP.ehlo

        smtplib.SMTP.ehlo = ehlo

        old_has_extn = smtplib.SMTP.has_extn

        smtplib.SMTP.has_extn = has_extn

        try:

            result = self.run_bzr(*args, **kwargs)

        finally:

            smtplib.SMTP.sendmail = old_sendmail

            smtplib.SMTP.connect = old_connect

            smtplib.SMTP.ehlo = old_ehlo

            smtplib.SMTP.has_extn = old_has_extn

        return result + (connect_calls, sendmail_calls)

    def test_mail_default(self):

        tree1, tree2 = self.prepare_merge_directive()

        md_text, errr, connect_calls, sendmail_calls =\

            self.run_bzr_fakemail(['merge-directive', '--mail-to',

                                   'pqm@example.com', '--plain', '../tree2',

                                   '.'])

        self.assertEqual('', md_text)

        self.assertEqual(1, len(connect_calls))

        call = connect_calls[0]

        self.assertEqual(('localhost', 0), call[1:3])

        self.assertEqual(1, len(sendmail_calls))

        call = sendmail_calls[0]

        self.assertEqual(('jrandom@example.com', ['pqm@example.com']),

                call[1:3])

        self.assertContainsRe(call[3], EMAIL1)

    def test_pull_raw(self):

        self.prepare_merge_directive()

        self.tree1.commit('baz', rev_id='baz-id')

        md_text = self.run_bzr(['merge-directive', self.tree2.basedir,

                                '-r', '2', self.tree1.basedir, '--plain'])[0]

        self.build_tree_contents([('../directive', md_text)])

        os.chdir('../tree2')

        self.run_bzr('pull ../directive')

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

        self.assertEqual('bar-id', wt.last_revision())

    def test_pull_user_r(self):

        """If the user supplies -r, an error is emitted"""

        self.prepare_merge_directive()

        self.tree1.commit('baz', rev_id='baz-id')

        md_text = self.run_bzr(['merge-directive', self.tree2.basedir,

                                self.tree1.basedir, '--plain'])[0]

        self.build_tree_contents([('../directive', md_text)])

        os.chdir('../tree2')

        self.run_bzr_error(

            ('Cannot use -r with merge directives or bundles',),

            'pull -r 2 ../directive')

    def test_pull_bundle(self):

        self.prepare_merge_directive()

        self.tree1.commit('baz', rev_id='baz-id')

        md_text = self.run_bzr(['merge-directive', self.tree2.basedir,

                                '-r', '2', '/dev/null', '--bundle'])[0]

        self.build_tree_contents([('../directive', md_text)])

        os.chdir('../tree2')

        self.run_bzr('pull ../directive')

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

        self.assertEqual('bar-id', wt.last_revision())

    def test_merge_raw(self):

        self.prepare_merge_directive()

        self.tree1.commit('baz', rev_id='baz-id')

        md_text = self.run_bzr(['merge-directive', self.tree2.basedir,

                                '-r', '2', self.tree1.basedir, '--plain'])[0]

        self.build_tree_contents([('../directive', md_text)])

        os.chdir('../tree2')

        self.run_bzr('merge ../directive')

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

        self.assertEqual('bar-id', wt.get_parent_ids()[1])

    def test_merge_user_r(self):

        """If the user supplies -r, an error is emitted"""

        self.prepare_merge_directive()

        self.tree1.commit('baz', rev_id='baz-id')

        md_text = self.run_bzr(['merge-directive', self.tree2.basedir,

                                self.tree1.basedir, '--plain'])[0]

        self.build_tree_contents([('../directive', md_text)])

        os.chdir('../tree2')

        self.run_bzr_error(

            ('Cannot use -r with merge directives or bundles',),

            'merge -r 2 ../directive')

    def test_merge_bundle(self):

        self.prepare_merge_directive()

        self.tree1.commit('baz', rev_id='baz-id')

        md_text = self.run_bzr(['merge-directive', self.tree2.basedir,

                               '-r', '2', '/dev/null', '--bundle'])[0]

        self.build_tree_contents([('../directive', md_text)])

        os.chdir('../tree2')

        self.run_bzr('merge ../directive')

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

        self.assertEqual('bar-id', wt.get_parent_ids()[1])

    def test_mail_uses_config(self):

        tree1, tree2 = self.prepare_merge_directive()

        tree1.branch.get_config().set_user_option('smtp_server', 'bogushost')

        md_text, errr, connect_calls, sendmail_calls =\

            self.run_bzr_fakemail('merge-directive --mail-to'

                                  ' pqm@example.com --plain ../tree2 .')

        call = connect_calls[0]

        self.assertEqual(('bogushost', 0), call[1:3])

    def test_no_common_ancestor(self):

        foo = self.make_branch_and_tree('foo')

        foo.commit('rev1')

        bar = self.make_branch_and_tree('bar')

        os.chdir('foo')

        self.run_bzr('merge-directive ../bar')

    def test_no_commits(self):

        foo = self.make_branch_and_tree('foo')

        bar = self.make_branch_and_tree('bar')

        os.chdir('foo')

        self.run_bzr_error(('No revisions to bundle.', ),

                            'merge-directive ../bar')

    def test_encoding_exact(self):

        tree1, tree2 = self.prepare_merge_directive()

        tree1.commit(u'messag\xe9')

        self.run_bzr('merge-directive ../tree2') # no exception raised