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# Copyright (C) 2009, 2011, 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
"""Tests specific to Branch implementations that use foreign VCS'es."""
from bzrlib.errors import (
IncompatibleFormat,
UnstackableBranchFormat,
)
from bzrlib.revision import (
NULL_REVISION,
)
from bzrlib.tests import (
TestCaseWithTransport,
)
class ForeignBranchFactory(object):
"""Factory of branches for ForeignBranchTests."""
def make_empty_branch(self, transport):
"""Create an empty branch with no commits in it."""
raise NotImplementedError(self.make_empty_branch)
def make_branch(self, transport):
"""Create *some* branch, may be empty or not."""
return self.make_empty_branch(transport)
class ForeignBranchTests(TestCaseWithTransport):
"""Basic tests for foreign branch implementations.
These tests mainly make sure that the implementation covers the required
bits of the API and returns reasonable values.
"""
branch_factory = None # Set to an instance of ForeignBranchFactory by scenario
def make_empty_branch(self):
return self.branch_factory.make_empty_branch(self.get_transport())
def make_branch(self):
return self.branch_factory.make_branch(self.get_transport())
def test_set_parent(self):
"""Test that setting the parent works."""
branch = self.make_branch()
branch.set_parent("foobar")
def test_set_push_location(self):
"""Test that setting the push location works."""
branch = self.make_branch()
branch.set_push_location("http://bar/bloe")
def test_repr_type(self):
branch = self.make_branch()
self.assertIsInstance(repr(branch), str)
def test_get_parent(self):
"""Test that getting the parent location works, and returns None."""
# TODO: Allow this to be non-None when foreign branches add support
# for storing this URL.
branch = self.make_branch()
self.assertIs(None, branch.get_parent())
def test_get_push_location(self):
"""Test that getting the push location works, and returns None."""
# TODO: Allow this to be non-None when foreign branches add support
# for storing this URL.
branch = self.make_branch()
self.assertIs(None, branch.get_push_location())
def test_attributes(self):
"""Check that various required attributes are present."""
branch = self.make_branch()
self.assertIsNot(None, getattr(branch, "repository", None))
self.assertIsNot(None, getattr(branch, "mapping", None))
self.assertIsNot(None, getattr(branch, "_format", None))
self.assertIsNot(None, getattr(branch, "base", None))
def test__get_nick(self):
"""Make sure _get_nick is implemented and returns a string."""
branch = self.make_branch()
self.assertIsInstance(branch._get_nick(local=False), str)
self.assertIsInstance(branch._get_nick(local=True), str)
def test_null_revid_revno(self):
"""null: should return revno 0."""
branch = self.make_branch()
self.assertEqual(0, branch.revision_id_to_revno(NULL_REVISION))
def test_get_stacked_on_url(self):
"""Test that get_stacked_on_url() behaves as expected.
Inter-Format stacking doesn't work yet, so all foreign implementations
should raise UnstackableBranchFormat at the moment.
"""
branch = self.make_branch()
self.assertRaises(UnstackableBranchFormat,
branch.get_stacked_on_url)
def test_get_physical_lock_status(self):
branch = self.make_branch()
self.assertFalse(branch.get_physical_lock_status())
def test_last_revision_empty_branch(self):
branch = self.make_empty_branch()
self.assertEqual(NULL_REVISION, branch.last_revision())
self.assertEqual(0, branch.revno())
self.assertEqual((0, NULL_REVISION), branch.last_revision_info())
class ForeignBranchFormatTests(TestCaseWithTransport):
"""Basic tests for foreign branch format objects."""
branch_format = None # Set to a BranchFormat instance by adapter
def test_initialize(self):
"""Test this format is not initializable.
Remote branches may be initializable on their own, but none currently
support living in .bzr/branch.
"""
bzrdir = self.make_bzrdir('dir')
self.assertRaises(IncompatibleFormat, self.branch_format.initialize, bzrdir)
def test_get_format_description_type(self):
self.assertIsInstance(self.branch_format.get_format_description(), str)
def test_network_name(self):
self.assertIsInstance(self.branch_format.network_name(), str)
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