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# (C) 2005 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 BzrDir facility and any format specific tests.
For interface contract tests, see tests/bzr_dir_implementations.
"""
from StringIO import StringIO
import bzrlib.branch
import bzrlib.bzrdir as bzrdir
import bzrlib.errors as errors
from bzrlib.errors import (NotBranchError,
UnknownFormatError,
UnsupportedFormatError,
)
import bzrlib.repository as repository
from bzrlib.tests import TestCase, TestCaseWithTransport
from bzrlib.transport import get_transport
from bzrlib.transport.http import HttpServer
from bzrlib.transport.memory import MemoryServer
import bzrlib.workingtree as workingtree
class TestDefaultFormat(TestCase):
def test_get_set_default_format(self):
old_format = bzrdir.BzrDirFormat.get_default_format()
# default is BzrDirFormat6
self.failUnless(isinstance(old_format, bzrdir.BzrDirFormat6))
bzrdir.BzrDirFormat.set_default_format(SampleBzrDirFormat())
# creating a bzr dir should now create an instrumented dir.
try:
result = bzrdir.BzrDir.create('memory:/')
self.failUnless(isinstance(result, SampleBzrDir))
finally:
bzrdir.BzrDirFormat.set_default_format(old_format)
self.assertEqual(old_format, bzrdir.BzrDirFormat.get_default_format())
class SampleBranch(bzrlib.branch.Branch):
"""A dummy branch for guess what, dummy use."""
def __init__(self, dir):
self.bzrdir = dir
class SampleBzrDir(bzrdir.BzrDir):
"""A sample BzrDir implementation to allow testing static methods."""
def create_repository(self):
"""See BzrDir.create_repository."""
return "A repository"
def create_branch(self):
"""See BzrDir.create_branch."""
return SampleBranch(self)
def create_workingtree(self):
"""See BzrDir.create_workingtree."""
return "A tree"
class SampleBzrDirFormat(bzrdir.BzrDirFormat):
"""A sample format
this format is initializable, unsupported to aid in testing the
open and open_downlevel routines.
"""
def get_format_string(self):
"""See BzrDirFormat.get_format_string()."""
return "Sample .bzr dir format."
def initialize(self, url):
"""Create a bzr dir."""
t = get_transport(url)
t.mkdir('.bzr')
t.put('.bzr/branch-format', StringIO(self.get_format_string()))
return SampleBzrDir(t, self)
def is_supported(self):
return False
def open(self, transport, _found=None):
return "opened branch."
class TestBzrDirFormat(TestCaseWithTransport):
"""Tests for the BzrDirFormat facility."""
def test_find_format(self):
# is the right format object found for a branch?
# create a branch with a few known format objects.
# this is not quite the same as
t = get_transport(self.get_url())
self.build_tree(["foo/", "bar/"], transport=t)
def check_format(format, url):
format.initialize(url)
t = get_transport(url)
found_format = bzrdir.BzrDirFormat.find_format(t)
self.failUnless(isinstance(found_format, format.__class__))
check_format(bzrdir.BzrDirFormat5(), "foo")
check_format(bzrdir.BzrDirFormat6(), "bar")
def test_find_format_nothing_there(self):
self.assertRaises(NotBranchError,
bzrdir.BzrDirFormat.find_format,
get_transport('.'))
def test_find_format_unknown_format(self):
t = get_transport(self.get_url())
t.mkdir('.bzr')
t.put('.bzr/branch-format', StringIO())
self.assertRaises(UnknownFormatError,
bzrdir.BzrDirFormat.find_format,
get_transport('.'))
def test_register_unregister_format(self):
format = SampleBzrDirFormat()
url = self.get_url()
# make a bzrdir
format.initialize(url)
# register a format for it.
bzrdir.BzrDirFormat.register_format(format)
# which bzrdir.Open will refuse (not supported)
self.assertRaises(UnsupportedFormatError, bzrdir.BzrDir.open, url)
# but open_downlevel will work
t = get_transport(url)
self.assertEqual(format.open(t), bzrdir.BzrDir.open_unsupported(url))
# unregister the format
bzrdir.BzrDirFormat.unregister_format(format)
# now open_downlevel should fail too.
self.assertRaises(UnknownFormatError, bzrdir.BzrDir.open_unsupported, url)
def test_create_repository(self):
format = SampleBzrDirFormat()
old_format = bzrdir.BzrDirFormat.get_default_format()
bzrdir.BzrDirFormat.set_default_format(format)
try:
repo = bzrdir.BzrDir.create_repository(self.get_url())
self.assertEqual('A repository', repo)
finally:
bzrdir.BzrDirFormat.set_default_format(old_format)
def test_create_branch_and_repo(self):
format = SampleBzrDirFormat()
old_format = bzrdir.BzrDirFormat.get_default_format()
bzrdir.BzrDirFormat.set_default_format(format)
try:
branch = bzrdir.BzrDir.create_branch_and_repo(self.get_url())
self.assertTrue(isinstance(branch, SampleBranch))
finally:
bzrdir.BzrDirFormat.set_default_format(old_format)
def test_create_standalone_working_tree(self):
format = SampleBzrDirFormat()
old_format = bzrdir.BzrDirFormat.get_default_format()
bzrdir.BzrDirFormat.set_default_format(format)
try:
# note this is deliberately readonly, as this failure should
# occur before any writes.
self.assertRaises(errors.NotLocalUrl,
bzrdir.BzrDir.create_standalone_workingtree,
self.get_readonly_url())
tree = bzrdir.BzrDir.create_standalone_workingtree('.')
self.assertEqual('A tree', tree)
finally:
bzrdir.BzrDirFormat.set_default_format(old_format)
class ChrootedTests(TestCaseWithTransport):
"""A support class that provides readonly urls outside the local namespace.
This is done by checking if self.transport_server is a MemoryServer. if it
is then we are chrooted already, if it is not then an HttpServer is used
for readonly urls.
"""
def setUp(self):
super(ChrootedTests, self).setUp()
if not self.transport_server == MemoryServer:
self.transport_readonly_server = HttpServer
def test_open_containing(self):
self.assertRaises(NotBranchError, bzrdir.BzrDir.open_containing,
self.get_readonly_url(''))
self.assertRaises(NotBranchError, bzrdir.BzrDir.open_containing,
self.get_readonly_url('g/p/q'))
control = bzrdir.BzrDir.create(self.get_url())
branch, relpath = bzrdir.BzrDir.open_containing(self.get_readonly_url(''))
self.assertEqual('', relpath)
branch, relpath = bzrdir.BzrDir.open_containing(self.get_readonly_url('g/p/q'))
self.assertEqual('g/p/q', relpath)
class TestMeta1DirFormat(TestCaseWithTransport):
"""Tests specific to the meta1 dir format."""
def test_right_base_dirs(self):
dir = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
t = dir.transport
branch_base = t.clone('branch').base
self.assertEqual(branch_base, dir.get_branch_transport(None).base)
self.assertEqual(branch_base,
dir.get_branch_transport(bzrlib.branch.BzrBranchFormat5()).base)
repository_base = t.clone('repository').base
self.assertEqual(repository_base, dir.get_repository_transport(None).base)
self.assertEqual(repository_base,
dir.get_repository_transport(repository.RepositoryFormat7()).base)
checkout_base = t.clone('checkout').base
self.assertEqual(checkout_base, dir.get_workingtree_transport(None).base)
self.assertEqual(checkout_base,
dir.get_workingtree_transport(workingtree.WorkingTreeFormat3()).base)
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