/brz/remove-bazaar

# Copyright (C) 2006-2012, 2016 Canonical Ltd

# Authors: Aaron Bentley

#

# 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

from io import (

    BytesIO,

    )

from ... import (

    branch,

    merge_directive,

    tests,

    )

from ...controldir import ControlDir

from ...bzr.bundle import serializer

from ...transport import memory

from .. import (

    scenarios,

    )

load_tests = scenarios.load_tests_apply_scenarios

class TestSendMixin(object):

    _default_command = ['send', '-o-']

    _default_wd = 'branch'

    def run_send(self, args, cmd=None, rc=0, wd=None, err_re=None):

        if cmd is None:

            cmd = self._default_command

        if wd is None:

            wd = self._default_wd

        if err_re is None:

            err_re = []

        return self.run_bzr(cmd + args, retcode=rc,

                            working_dir=wd,

                            error_regexes=err_re)

    def get_MD(self, args, cmd=None, wd='branch'):

        md = self.run_send(args, cmd=cmd, wd=wd)[0]

        out = BytesIO(md.encode('utf-8'))

        return merge_directive.MergeDirective.from_lines(out)

    def assertBundleContains(self, revs, args, cmd=None, wd='branch'):

        md = self.get_MD(args, cmd=cmd, wd=wd)

        br = serializer.read_bundle(BytesIO(md.get_raw_bundle()))

        self.assertEqual(set(revs), set(r.revision_id for r in br.revisions))

class TestSend(tests.TestCaseWithTransport, TestSendMixin):

    def setUp(self):

        super(TestSend, self).setUp()

        grandparent_tree = ControlDir.create_standalone_workingtree(

            'grandparent')

        self.build_tree_contents([('grandparent/file1', b'grandparent')])

        grandparent_tree.add('file1')

        grandparent_tree.commit('initial commit', rev_id=b'rev1')

        parent_bzrdir = grandparent_tree.controldir.sprout('parent')

        parent_tree = parent_bzrdir.open_workingtree()

        parent_tree.commit('next commit', rev_id=b'rev2')

        branch_tree = parent_tree.controldir.sprout(

            'branch').open_workingtree()

        self.build_tree_contents([('branch/file1', b'branch')])

        branch_tree.commit('last commit', rev_id=b'rev3')

    def assertFormatIs(self, fmt_string, md):

        self.assertEqual(fmt_string, md.get_raw_bundle().splitlines()[0])

    def test_uses_parent(self):

        """Parent location is used as a basis by default"""

        errmsg = self.run_send([], rc=3, wd='grandparent')[1]

        self.assertContainsRe(errmsg, 'No submit branch known or specified')

        stdout, stderr = self.run_send([])

        self.assertEqual(stderr.count('Using saved parent location'), 1)

        self.assertBundleContains([b'rev3'], [])

    def test_bundle(self):

        """Bundle works like send, except -o is not required"""

        errmsg = self.run_send([], cmd=['bundle'], rc=3, wd='grandparent')[1]

        self.assertContainsRe(errmsg, 'No submit branch known or specified')

        stdout, stderr = self.run_send([], cmd=['bundle'])

        self.assertEqual(stderr.count('Using saved parent location'), 1)

        self.assertBundleContains([b'rev3'], [], cmd=['bundle'])

    def test_uses_submit(self):

        """Submit location can be used and set"""

        self.assertBundleContains([b'rev3'], [])

        self.assertBundleContains([b'rev3', b'rev2'], ['../grandparent'])

        # submit location should be auto-remembered

        self.assertBundleContains([b'rev3', b'rev2'], [])

        self.run_send(['../parent'])

        # We still point to ../grandparent

        self.assertBundleContains([b'rev3', b'rev2'], [])

        # Remember parent now

        self.run_send(['../parent', '--remember'])

        # Now we point to parent

        self.assertBundleContains([b'rev3'], [])

        err = self.run_send(['--remember'], rc=3)[1]

        self.assertContainsRe(err,

                              '--remember requires a branch to be specified.')

    def test_revision_branch_interaction(self):

        self.assertBundleContains([b'rev3', b'rev2'], ['../grandparent'])

        self.assertBundleContains([b'rev2'], ['../grandparent', '-r-2'])

        self.assertBundleContains([b'rev3', b'rev2'],

                                  ['../grandparent', '-r-2..-1'])

        md = self.get_MD(['-r-2..-1'])

        self.assertEqual(b'rev2', md.base_revision_id)

        self.assertEqual(b'rev3', md.revision_id)

    def test_output(self):

        # check output for consistency

        # win32 stdout converts LF to CRLF,

        # which would break patch-based bundles

        self.assertBundleContains([b'rev3'], [])

    def test_no_common_ancestor(self):

        foo = self.make_branch_and_tree('foo')

        foo.commit('rev a')

        bar = self.make_branch_and_tree('bar')

        bar.commit('rev b')

        self.run_send(['--from', 'foo', '../bar'], wd='foo')

    def test_content_options(self):

        """--no-patch and --no-bundle should work and be independant"""

        md = self.get_MD([])

        self.assertIsNot(None, md.bundle)

        self.assertIsNot(None, md.patch)

        md = self.get_MD(['--format=0.9'])

        self.assertIsNot(None, md.bundle)

        self.assertIsNot(None, md.patch)

        md = self.get_MD(['--no-patch'])

        self.assertIsNot(None, md.bundle)

        self.assertIs(None, md.patch)

        self.run_bzr_error(['Format 0.9 does not permit bundle with no patch'],

                           ['send', '--no-patch', '--format=0.9', '-o-'],

                           working_dir='branch')

        md = self.get_MD(['--no-bundle', '.', '.'])

        self.assertIs(None, md.bundle)

        self.assertIsNot(None, md.patch)

        md = self.get_MD(['--no-bundle', '--format=0.9', '../parent',

                          '.'])

        self.assertIs(None, md.bundle)

        self.assertIsNot(None, md.patch)

        md = self.get_MD(['--no-bundle', '--no-patch', '.', '.'])

        self.assertIs(None, md.bundle)

        self.assertIs(None, md.patch)

        md = self.get_MD(['--no-bundle', '--no-patch', '--format=0.9',

                          '../parent', '.'])

        self.assertIs(None, md.bundle)

        self.assertIs(None, md.patch)

    def test_from_option(self):

        self.run_bzr('send', retcode=3)

        md = self.get_MD(['--from', 'branch'])

        self.assertEqual(b'rev3', md.revision_id)

        md = self.get_MD(['-f', 'branch'])

        self.assertEqual(b'rev3', md.revision_id)

    def test_output_option(self):

        stdout = self.run_bzr('send -f branch --output file1')[0]

        self.assertEqual('', stdout)

        md_file = open('file1', 'rb')

        self.addCleanup(md_file.close)

        self.assertContainsRe(md_file.read(), b'rev3')

        stdout = self.run_bzr('send -f branch --output -')[0]

        self.assertContainsRe(stdout, 'rev3')

    def test_note_revisions(self):

        stderr = self.run_send([])[1]

        self.assertEndsWith(stderr, '\nBundling 1 revision.\n')

    def test_mailto_option(self):

        b = branch.Branch.open('branch')

        b.get_config_stack().set('mail_client', 'editor')

        self.run_bzr_error(

            ('No mail-to address \\(--mail-to\\) or output \\(-o\\) specified',

             ), 'send -f branch')

        b.get_config_stack().set('mail_client', 'bogus')

        self.run_send([])

        self.run_bzr_error(('Bad value "bogus" for option "mail_client"',),

                           'send -f branch --mail-to jrandom@example.org')

        b.get_config_stack().set('submit_to', 'jrandom@example.org')

        self.run_bzr_error(('Bad value "bogus" for option "mail_client"',),

                           'send -f branch')

    def test_mailto_child_option(self):

        """Make sure that child_submit_to is used."""

        b = branch.Branch.open('branch')

        b.get_config_stack().set('mail_client', 'bogus')

        parent = branch.Branch.open('parent')

        parent.get_config_stack().set('child_submit_to', 'somebody@example.org')

        self.run_bzr_error(('Bad value "bogus" for option "mail_client"',),

                           'send -f branch')

    def test_format(self):

        md = self.get_MD(['--format=4'])

        self.assertIs(merge_directive.MergeDirective2, md.__class__)

        self.assertFormatIs(b'# Bazaar revision bundle v4', md)

        md = self.get_MD(['--format=0.9'])

        self.assertFormatIs(b'# Bazaar revision bundle v0.9', md)

        md = self.get_MD(['--format=0.9'], cmd=['bundle'])

        self.assertFormatIs(b'# Bazaar revision bundle v0.9', md)

        self.assertIs(merge_directive.MergeDirective, md.__class__)

        self.run_bzr_error(['Bad value .* for option .format.'],

                           'send -f branch -o- --format=0.999')[0]

    def test_format_child_option(self):

        br = branch.Branch.open('parent')

        conf = br.get_config_stack()

        conf.set('child_submit_format', '4')

        md = self.get_MD([])

        self.assertIs(merge_directive.MergeDirective2, md.__class__)

        conf.set('child_submit_format', '0.9')

        md = self.get_MD([])

        self.assertFormatIs(b'# Bazaar revision bundle v0.9', md)

        md = self.get_MD([], cmd=['bundle'])

        self.assertFormatIs(b'# Bazaar revision bundle v0.9', md)

        self.assertIs(merge_directive.MergeDirective, md.__class__)

        conf.set('child_submit_format', '0.999')

        self.run_bzr_error(["No such send format '0.999'"],

                           'send -f branch -o-')[0]

    def test_message_option(self):

        self.run_bzr('send', retcode=3)

        md = self.get_MD([])

        self.assertIs(None, md.message)

        md = self.get_MD(['-m', 'my message'])

        self.assertEqual('my message', md.message)

    def test_omitted_revision(self):

        md = self.get_MD(['-r-2..'])

        self.assertEqual(b'rev2', md.base_revision_id)

        self.assertEqual(b'rev3', md.revision_id)

        md = self.get_MD(['-r..3', '--from', 'branch', 'grandparent'], wd='.')

        self.assertEqual(b'rev1', md.base_revision_id)

        self.assertEqual(b'rev3', md.revision_id)

    def test_nonexistant_branch(self):

        self.vfs_transport_factory = memory.MemoryServer

        location = self.get_url('absentdir/')

        out, err = self.run_bzr(["send", "--from", location], retcode=3)

        self.assertEqual(out, '')

        self.assertEqual(err, 'brz: ERROR: Not a branch: "%s".\n' % location)

class TestSendStrictMixin(TestSendMixin):

    def make_parent_and_local_branches(self):

        # Create a 'parent' branch as the base

        self.parent_tree = ControlDir.create_standalone_workingtree('parent')

        self.build_tree_contents([('parent/file', b'parent')])

        self.parent_tree.add('file')

        self.parent_tree.commit('first commit', rev_id=b'parent')

        # Branch 'local' from parent and do a change

        local_bzrdir = self.parent_tree.controldir.sprout('local')

        self.local_tree = local_bzrdir.open_workingtree()

        self.build_tree_contents([('local/file', b'local')])

        self.local_tree.commit('second commit', rev_id=b'local')

    _default_command = ['send', '-o-', '../parent']

    _default_wd = 'local'

    _default_sent_revs = [b'local']

    _default_errors = ['Working tree ".*/local/" has uncommitted '

                       'changes \\(See brz status\\)\\.', ]

    _default_additional_error = 'Use --no-strict to force the send.\n'

    _default_additional_warning = 'Uncommitted changes will not be sent.'

    def set_config_send_strict(self, value):

        br = branch.Branch.open('local')

        br.get_config_stack().set('send_strict', value)

    def assertSendFails(self, args):

        out, err = self.run_send(args, rc=3, err_re=self._default_errors)

        self.assertContainsRe(err, self._default_additional_error)

    def assertSendSucceeds(self, args, revs=None, with_warning=False):

        if with_warning:

            err_re = self._default_errors

        else:

            err_re = []

        if revs is None:

            revs = self._default_sent_revs

        out, err = self.run_send(args, err_re=err_re)

        if len(revs) == 1:

            bundling_revs = 'Bundling %d revision.\n' % len(revs)

        else:

            bundling_revs = 'Bundling %d revisions.\n' % len(revs)

        if with_warning:

            self.assertContainsRe(err, self._default_additional_warning)

            self.assertEndsWith(err, bundling_revs)

        else:

            self.assertEqual(bundling_revs, err)

        md = merge_directive.MergeDirective.from_lines(

            BytesIO(out.encode('utf-8')))

        self.assertEqual(b'parent', md.base_revision_id)

        br = serializer.read_bundle(BytesIO(md.get_raw_bundle()))

        self.assertEqual(set(revs), set(r.revision_id for r in br.revisions))

class TestSendStrictWithoutChanges(tests.TestCaseWithTransport,

                                   TestSendStrictMixin):

    def setUp(self):

        super(TestSendStrictWithoutChanges, self).setUp()

        self.make_parent_and_local_branches()

    def test_send_without_workingtree(self):

        ControlDir.open("local").destroy_workingtree()

        self.assertSendSucceeds([])

    def test_send_default(self):

        self.assertSendSucceeds([])

    def test_send_strict(self):

        self.assertSendSucceeds(['--strict'])

    def test_send_no_strict(self):

        self.assertSendSucceeds(['--no-strict'])

    def test_send_config_var_strict(self):

        self.set_config_send_strict('true')

        self.assertSendSucceeds([])

    def test_send_config_var_no_strict(self):

        self.set_config_send_strict('false')

        self.assertSendSucceeds([])

class TestSendStrictWithChanges(tests.TestCaseWithTransport,

                                TestSendStrictMixin):

    # These are textually the same as test_push.strict_push_change_scenarios,

    # but since the functions are reimplemented here, the definitions are left

    # here too.

    scenarios = [

        ('uncommitted',

         dict(_changes_type='_uncommitted_changes')),

        ('pending_merges',

         dict(_changes_type='_pending_merges')),

        ('out-of-sync-trees',

         dict(_changes_type='_out_of_sync_trees')),

        ]

    _changes_type = None  # Set by load_tests

    def setUp(self):

        super(TestSendStrictWithChanges, self).setUp()

        # load tests set _changes_types to the name of the method we want to

        # call now

        do_changes_func = getattr(self, self._changes_type)

        do_changes_func()

    def _uncommitted_changes(self):

        self.make_parent_and_local_branches()

        # Make a change without committing it

        self.build_tree_contents([('local/file', b'modified')])

    def _pending_merges(self):

        self.make_parent_and_local_branches()

        # Create 'other' branch containing a new file

        other_bzrdir = self.parent_tree.controldir.sprout('other')

        other_tree = other_bzrdir.open_workingtree()

        self.build_tree_contents([('other/other-file', b'other')])

        other_tree.add('other-file')

        other_tree.commit('other commit', rev_id=b'other')

        # Merge and revert, leaving a pending merge

        self.local_tree.merge_from_branch(other_tree.branch)

        self.local_tree.revert(filenames=['other-file'], backups=False)

    def _out_of_sync_trees(self):

        self.make_parent_and_local_branches()

        self.run_bzr(['checkout', '--lightweight', 'local', 'checkout'])

        # Make a change and commit it

        self.build_tree_contents([('local/file', b'modified in local')])

        self.local_tree.commit('modify file', rev_id=b'modified-in-local')

        # Exercise commands from the checkout directory

        self._default_wd = 'checkout'

        self._default_errors = ["Working tree is out of date, please run"

                                " 'brz update'\\.", ]

        self._default_sent_revs = [b'modified-in-local', b'local']

    def test_send_default(self):

        self.assertSendSucceeds([], with_warning=True)

    def test_send_with_revision(self):

        self.assertSendSucceeds(['-r', 'revid:local'], revs=[b'local'])

    def test_send_no_strict(self):

        self.assertSendSucceeds(['--no-strict'])

    def test_send_strict_with_changes(self):

        self.assertSendFails(['--strict'])

    def test_send_respect_config_var_strict(self):

        self.set_config_send_strict('true')

        self.assertSendFails([])

        self.assertSendSucceeds(['--no-strict'])

    def test_send_bogus_config_var_ignored(self):

        self.set_config_send_strict("I'm unsure")

        self.assertSendSucceeds([], with_warning=True)

    def test_send_no_strict_command_line_override_config(self):

        self.set_config_send_strict('true')

        self.assertSendFails([])

        self.assertSendSucceeds(['--no-strict'])

    def test_send_strict_command_line_override_config(self):

        self.set_config_send_strict('false')

        self.assertSendSucceeds([])

        self.assertSendFails(['--strict'])

class TestBundleStrictWithoutChanges(TestSendStrictWithoutChanges):

    _default_command = ['bundle-revisions', '../parent']