/brz/remove-bazaar

# Copyright (C) 2010-2018 Jelmer Vernooij <jelmer@jelmer.uk>

#

# 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

"""Test the smart client."""

from io import BytesIO

import os

import time

from ...controldir import ControlDir

from ...errors import (

    DivergedBranches,

    NotBranchError,

    NoSuchTag,

    PermissionDenied,

    )

from ...tests import (

    TestCase,

    TestCaseWithTransport,

    )

from ...tests.features import ExecutableFeature

from ..mapping import default_mapping

from ..remote import (

    split_git_url,

    parse_git_error,

    parse_git_hangup,

    HeadUpdateFailed,

    RemoteGitError,

    RemoteGitBranchFormat,

    _git_url_and_path_from_transport,

    )

from dulwich import porcelain

from dulwich.errors import HangupException

from dulwich.repo import Repo as GitRepo

class SplitUrlTests(TestCase):

    def test_simple(self):

        self.assertEqual(("foo", None, None, "/bar"),

                         split_git_url("git://foo/bar"))

    def test_port(self):

        self.assertEqual(("foo", 343, None, "/bar"),

                         split_git_url("git://foo:343/bar"))

    def test_username(self):

        self.assertEqual(("foo", None, "la", "/bar"),

                         split_git_url("git://la@foo/bar"))

    def test_username_password(self):

        self.assertEqual(

            ("foo", None, "la", "/bar"),

            split_git_url("git://la:passwd@foo/bar"))

    def test_nopath(self):

        self.assertEqual(("foo", None, None, "/"),

                         split_git_url("git://foo/"))

    def test_slashpath(self):

        self.assertEqual(("foo", None, None, "//bar"),

                         split_git_url("git://foo//bar"))

    def test_homedir(self):

        self.assertEqual(("foo", None, None, "~bar"),

                         split_git_url("git://foo/~bar"))

    def test_file(self):

        self.assertEqual(

            ("", None, None, "/bar"),

            split_git_url("file:///bar"))

class ParseGitErrorTests(TestCase):

    def test_unknown(self):

        e = parse_git_error("url", "foo")

        self.assertIsInstance(e, RemoteGitError)

    def test_notbrancherror(self):

        e = parse_git_error("url", "\n Could not find Repository foo/bar")

        self.assertIsInstance(e, NotBranchError)

    def test_notbrancherror_launchpad(self):

        e = parse_git_error("url", "Repository 'foo/bar' not found.")

        self.assertIsInstance(e, NotBranchError)

    def test_notbrancherror_github(self):

        e = parse_git_error("url", "Repository not found.\n")

        self.assertIsInstance(e, NotBranchError)

    def test_notbrancherror_normal(self):

        e = parse_git_error(

            "url", "fatal: '/srv/git/lintian-brush' does not appear to be a git repository")

        self.assertIsInstance(e, NotBranchError)

    def test_head_update(self):

        e = parse_git_error("url", "HEAD failed to update\n")

        self.assertIsInstance(e, HeadUpdateFailed)

    def test_permission_dnied(self):

        e = parse_git_error(

            "url",

            "access denied or repository not exported: /debian/altermime.git")

        self.assertIsInstance(e, PermissionDenied)

    def test_permission_denied_gitlab(self):

        e = parse_git_error(

            "url",

            'GitLab: You are not allowed to push code to this project.\n')

        self.assertIsInstance(e, PermissionDenied)

    def test_permission_denied_github(self):

        e = parse_git_error(

            "url",

            'Permission to porridge/gaduhistory.git denied to jelmer.')

        self.assertIsInstance(e, PermissionDenied)

        self.assertEqual(e.path, 'porridge/gaduhistory.git')

        self.assertEqual(e.extra, ': denied to jelmer')

    def test_pre_receive_hook_declined(self):

        e = parse_git_error(

            "url",

            'pre-receive hook declined')

        self.assertIsInstance(e, PermissionDenied)

        self.assertEqual(e.path, "url")

        self.assertEqual(e.extra, ': pre-receive hook declined')

    def test_invalid_repo_name(self):

        e = parse_git_error(

            "url",

            """Gregwar/fatcat/tree/debian is not a valid repository name

Email support@github.com for help

""")

        self.assertIsInstance(e, NotBranchError)

    def test_invalid_git_error(self):

        self.assertEqual(

            PermissionDenied(

                'url',

                'GitLab: You are not allowed to push code to protected '

                'branches on this project.'),

            parse_git_error(

                'url',

                RemoteGitError(

                    'GitLab: You are not allowed to push code to '

                    'protected branches on this project.')))

class ParseHangupTests(TestCase):

    def setUp(self):

        super(ParseHangupTests, self).setUp()

        try:

            HangupException([b'foo'])

        except TypeError:

            self.skipTest('dulwich version too old')

    def test_not_set(self):

        self.assertIsInstance(

            parse_git_hangup('http://', HangupException()), HangupException)

    def test_single_line(self):

        self.assertEqual(

            RemoteGitError('foo bar'),

            parse_git_hangup('http://', HangupException([b'foo bar'])))

    def test_multi_lines(self):

        self.assertEqual(

            RemoteGitError('foo bar\nbla bla'),

            parse_git_hangup(

                'http://', HangupException([b'foo bar', b'bla bla'])))

    def test_filter_boring(self):

        self.assertEqual(

            RemoteGitError('foo bar'), parse_git_hangup('http://', HangupException(

                [b'=======', b'foo bar', b'======'])))

        self.assertEqual(

            RemoteGitError('foo bar'), parse_git_hangup('http://', HangupException(

                [b'remote: =======', b'remote: foo bar', b'remote: ======'])))

    def test_permission_denied(self):

        self.assertEqual(

            PermissionDenied('http://', 'You are not allowed to push code to this project.'),

            parse_git_hangup(

                'http://',

                HangupException(

                    [b'=======',

                     b'You are not allowed to push code to this project.', b'', b'======'])))

class TestRemoteGitBranchFormat(TestCase):

    def setUp(self):

        super(TestRemoteGitBranchFormat, self).setUp()

        self.format = RemoteGitBranchFormat()

    def test_get_format_description(self):

        self.assertEqual("Remote Git Branch",

                         self.format.get_format_description())

    def test_get_network_name(self):

        self.assertEqual(b"git", self.format.network_name())

    def test_supports_tags(self):

        self.assertTrue(self.format.supports_tags())

class TestRemoteGitBranch(TestCaseWithTransport):

    _test_needs_features = [ExecutableFeature('git')]

    def setUp(self):

        TestCaseWithTransport.setUp(self)

        self.remote_real = GitRepo.init('remote', mkdir=True)

        self.remote_url = 'git://%s/' % os.path.abspath(self.remote_real.path)

        self.permit_url(self.remote_url)

    def test_set_last_revision_info(self):

        c1 = self.remote_real.do_commit(

            message=b'message 1',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>',

            ref=b'refs/heads/newbranch')

        c2 = self.remote_real.do_commit(

            message=b'message 2',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>',

            ref=b'refs/heads/newbranch')

        remote = ControlDir.open(self.remote_url)

        newbranch = remote.open_branch('newbranch')

        self.assertEqual(newbranch.lookup_foreign_revision_id(c2),

                         newbranch.last_revision())

        newbranch.set_last_revision_info(

            1, newbranch.lookup_foreign_revision_id(c1))

        self.assertEqual(c1, self.remote_real.refs[b'refs/heads/newbranch'])

        self.assertEqual(newbranch.last_revision(),

                         newbranch.lookup_foreign_revision_id(c1))

class FetchFromRemoteTestBase(object):

    _test_needs_features = [ExecutableFeature('git')]

    _to_format = None

    def setUp(self):

        TestCaseWithTransport.setUp(self)

        self.remote_real = GitRepo.init('remote', mkdir=True)

        self.remote_url = 'git://%s/' % os.path.abspath(self.remote_real.path)

        self.permit_url(self.remote_url)

    def test_sprout_simple(self):

        self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')

        remote = ControlDir.open(self.remote_url)

        self.make_controldir('local', format=self._to_format)

        local = remote.sprout('local')

        self.assertEqual(

            default_mapping.revision_id_foreign_to_bzr(

                self.remote_real.head()),

            local.open_branch().last_revision())

    def test_sprout_with_tags(self):

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')

        c2 = self.remote_real.do_commit(

            message=b'another commit',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>',

            ref=b'refs/tags/another')

        self.remote_real.refs[b'refs/tags/blah'] = self.remote_real.head()

        remote = ControlDir.open(self.remote_url)

        self.make_controldir('local', format=self._to_format)

        local = remote.sprout('local')

        local_branch = local.open_branch()

        self.assertEqual(

            default_mapping.revision_id_foreign_to_bzr(c1),

            local_branch.last_revision())

        self.assertEqual(

            {'blah': local_branch.last_revision(),

             'another': default_mapping.revision_id_foreign_to_bzr(c2)},

            local_branch.tags.get_tag_dict())

    def test_sprout_with_annotated_tag(self):

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')

        c2 = self.remote_real.do_commit(

            message=b'another commit',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>',

            ref=b'refs/heads/another')

        porcelain.tag_create(

            self.remote_real,

            tag=b"blah",

            author=b'author <author@example.com>',

            objectish=c2,

            tag_time=int(time.time()),

            tag_timezone=0,

            annotated=True,

            message=b"Annotated tag")

        remote = ControlDir.open(self.remote_url)

        self.make_controldir('local', format=self._to_format)

        local = remote.sprout(

            'local', revision_id=default_mapping.revision_id_foreign_to_bzr(c1))

        local_branch = local.open_branch()

        self.assertEqual(

            default_mapping.revision_id_foreign_to_bzr(c1),

            local_branch.last_revision())

        self.assertEqual(

            {'blah': default_mapping.revision_id_foreign_to_bzr(c2)},

            local_branch.tags.get_tag_dict())

    def test_sprout_with_annotated_tag_unreferenced(self):

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')

        c2 = self.remote_real.do_commit(

            message=b'another commit',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')

        porcelain.tag_create(

            self.remote_real,

            tag=b"blah",

            author=b'author <author@example.com>',

            objectish=c1,

            tag_time=int(time.time()),

            tag_timezone=0,

            annotated=True,

            message=b"Annotated tag")

        remote = ControlDir.open(self.remote_url)

        self.make_controldir('local', format=self._to_format)

        local = remote.sprout(

            'local',

            revision_id=default_mapping.revision_id_foreign_to_bzr(c1))

        local_branch = local.open_branch()

        self.assertEqual(

            default_mapping.revision_id_foreign_to_bzr(c1),

            local_branch.last_revision())

        self.assertEqual(

            {'blah': default_mapping.revision_id_foreign_to_bzr(c1)},

            local_branch.tags.get_tag_dict())

class FetchFromRemoteToBzrTests(FetchFromRemoteTestBase, TestCaseWithTransport):

    _to_format = '2a'

class FetchFromRemoteToGitTests(FetchFromRemoteTestBase, TestCaseWithTransport):

    _to_format = 'git'

class PushToRemoteBase(object):

    _test_needs_features = [ExecutableFeature('git')]

    _from_format = None

    def setUp(self):

        TestCaseWithTransport.setUp(self)

        self.remote_real = GitRepo.init('remote', mkdir=True)

        self.remote_url = 'git://%s/' % os.path.abspath(self.remote_real.path)

        self.permit_url(self.remote_url)

    def test_push_branch_new(self):

        remote = ControlDir.open(self.remote_url)

        wt = self.make_branch_and_tree('local', format=self._from_format)

        self.build_tree(['local/blah'])

        wt.add(['blah'])

        revid = wt.commit('blah')

        if self._from_format == 'git':

            result = remote.push_branch(wt.branch, name='newbranch')

        else:

            result = remote.push_branch(

                wt.branch, lossy=True, name='newbranch')

        self.assertEqual(0, result.old_revno)

        if self._from_format == 'git':

            self.assertEqual(1, result.new_revno)

        else:

            self.assertIs(None, result.new_revno)

        result.report(BytesIO())

        self.assertEqual(

            {b'refs/heads/newbranch': self.remote_real.refs[b'refs/heads/newbranch'],

             },

            self.remote_real.get_refs())

    def test_push_branch_symref(self):

        cfg = self.remote_real.get_config()

        cfg.set((b'core', ), b'bare', True)

        cfg.write_to_path()

        self.remote_real.refs.set_symbolic_ref(b'HEAD', b'refs/heads/master')

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>',

            ref=b'refs/heads/master')

        remote = ControlDir.open(self.remote_url)

        wt = self.make_branch_and_tree('local', format=self._from_format)

        self.build_tree(['local/blah'])

        wt.add(['blah'])

        revid = wt.commit('blah')

        if self._from_format == 'git':

            result = remote.push_branch(wt.branch, overwrite=True)

        else:

            result = remote.push_branch(wt.branch, lossy=True, overwrite=True)

        self.assertEqual(None, result.old_revno)

        if self._from_format == 'git':

            self.assertEqual(1, result.new_revno)

        else:

            self.assertIs(None, result.new_revno)

        result.report(BytesIO())

        self.assertEqual(

            {

                b'HEAD': self.remote_real.refs[b'refs/heads/master'],

                b'refs/heads/master': self.remote_real.refs[b'refs/heads/master'],

            },

            self.remote_real.get_refs())

    def test_push_branch_new_with_tags(self):

        remote = ControlDir.open(self.remote_url)

        builder = self.make_branch_builder('local', format=self._from_format)

        builder.start_series()

        rev_1 = builder.build_snapshot(None, [

            ('add', ('', None, 'directory', '')),

            ('add', ('filename', None, 'file', b'content'))])

        rev_2 = builder.build_snapshot(

            [rev_1], [('modify', ('filename', b'new-content\n'))])

        rev_3 = builder.build_snapshot(

            [rev_1], [('modify', ('filename', b'new-new-content\n'))])

        builder.finish_series()

        branch = builder.get_branch()

        try:

            branch.tags.set_tag('atag', rev_2)

        except TagsNotSupported:

            raise TestNotApplicable('source format does not support tags')

        branch.get_config_stack().set('branch.fetch_tags', True)

        if self._from_format == 'git':

            result = remote.push_branch(branch, name='newbranch')

        else:

            result = remote.push_branch(

                branch, lossy=True, name='newbranch')

        self.assertEqual(0, result.old_revno)

        if self._from_format == 'git':

            self.assertEqual(2, result.new_revno)

        else:

            self.assertIs(None, result.new_revno)

        result.report(BytesIO())

        self.assertEqual(

            {b'refs/heads/newbranch', b'refs/tags/atag'},

            set(self.remote_real.get_refs().keys()))

    def test_push(self):

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')

        remote = ControlDir.open(self.remote_url)

        self.make_controldir('local', format=self._from_format)

        local = remote.sprout('local')

        self.build_tree(['local/blah'])

        wt = local.open_workingtree()

        wt.add(['blah'])

        revid = wt.commit('blah')

        wt.branch.tags.set_tag('sometag', revid)

        wt.branch.get_config_stack().set('branch.fetch_tags', True)

        if self._from_format == 'git':

            result = wt.branch.push(remote.create_branch('newbranch'))

        else:

            result = wt.branch.push(

                remote.create_branch('newbranch'), lossy=True)

        self.assertEqual(0, result.old_revno)

        self.assertEqual(2, result.new_revno)

        result.report(BytesIO())

        self.assertEqual(

            {b'refs/heads/master': self.remote_real.head(),

             b'HEAD': self.remote_real.head(),

             b'refs/heads/newbranch': self.remote_real.refs[b'refs/heads/newbranch'],

             b'refs/tags/sometag': self.remote_real.refs[b'refs/heads/newbranch'],

             },

            self.remote_real.get_refs())

    def test_push_diverged(self):

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>',

            ref=b'refs/heads/newbranch')

        remote = ControlDir.open(self.remote_url)

        wt = self.make_branch_and_tree('local', format=self._from_format)

        self.build_tree(['local/blah'])

        wt.add(['blah'])

        revid = wt.commit('blah')

        newbranch = remote.open_branch('newbranch')

        if self._from_format == 'git':

            self.assertRaises(DivergedBranches, wt.branch.push, newbranch)

        else:

            self.assertRaises(DivergedBranches, wt.branch.push,

                              newbranch, lossy=True)

        self.assertEqual(

            {b'refs/heads/newbranch': c1},

            self.remote_real.get_refs())

        if self._from_format == 'git':

            wt.branch.push(newbranch, overwrite=True)

        else:

            wt.branch.push(newbranch, lossy=True, overwrite=True)

        self.assertNotEqual(c1, self.remote_real.refs[b'refs/heads/newbranch'])

class PushToRemoteFromBzrTests(PushToRemoteBase, TestCaseWithTransport):

    _from_format = '2a'

class PushToRemoteFromGitTests(PushToRemoteBase, TestCaseWithTransport):

    _from_format = 'git'

class RemoteControlDirTests(TestCaseWithTransport):

    _test_needs_features = [ExecutableFeature('git')]

    def setUp(self):

        TestCaseWithTransport.setUp(self)

        self.remote_real = GitRepo.init('remote', mkdir=True)

        self.remote_url = 'git://%s/' % os.path.abspath(self.remote_real.path)

        self.permit_url(self.remote_url)

    def test_remove_branch(self):

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')

        c2 = self.remote_real.do_commit(

            message=b'another commit',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>',

            ref=b'refs/heads/blah')

        remote = ControlDir.open(self.remote_url)

        remote.destroy_branch(name='blah')

        self.assertEqual(

            self.remote_real.get_refs(),

            {b'refs/heads/master': self.remote_real.head(),

             b'HEAD': self.remote_real.head(),

             })

    def test_list_branches(self):

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')

        c2 = self.remote_real.do_commit(

            message=b'another commit',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>',

            ref=b'refs/heads/blah')

        remote = ControlDir.open(self.remote_url)

        self.assertEqual(

            set(['master', 'blah', 'master']),

            set([b.name for b in remote.list_branches()]))

    def test_get_branches(self):

        c1 = self.remote_real.do_commit(

            message=b'message',

            committer=b'committer <committer@example.com>',

            author=b'author <author@example.com>')