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# (C) 2005 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Tests for the BzrDir facility and any format specific tests.
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For interface contract tests, see tests/bzr_dir_implementations.
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from StringIO import StringIO
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import bzrlib.bzrdir as bzrdir
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from bzrlib.errors import (NotBranchError,
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UnsupportedFormatError,
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from bzrlib.tests import TestCase, TestCaseWithTransport
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from bzrlib.transport import get_transport
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from bzrlib.transport.http import HttpServer
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from bzrlib.transport.memory import MemoryServer
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class TestDefaultFormat(TestCase):
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def test_get_set_default_format(self):
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old_format = bzrdir.BzrDirFormat.get_default_format()
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# default is BzrDirFormat6
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self.failUnless(isinstance(old_format, bzrdir.BzrDirFormat6))
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bzrdir.BzrDirFormat.set_default_format(SampleBzrDirFormat())
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# creating a bzr dir should now create an instrumented dir.
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result = bzrdir.BzrDir.create('memory:/')
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self.failUnless(isinstance(result, SampleBzrDir))
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bzrdir.BzrDirFormat.set_default_format(old_format)
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self.assertEqual(old_format, bzrdir.BzrDirFormat.get_default_format())
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class SampleBzrDir(bzrdir.BzrDir):
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"""A sample BzrDir implementation to allow testing static methods."""
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def create_repository(self):
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"""See BzrDir.create_repository."""
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def create_branch(self):
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"""See BzrDir.create_branch."""
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class SampleBzrDirFormat(bzrdir.BzrDirFormat):
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this format is initializable, unsupported to aid in testing the
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open and open_downlevel routines.
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def get_format_string(self):
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"""See BzrDirFormat.get_format_string()."""
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return "Sample .bzr dir format."
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def initialize(self, url):
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"""Create a bzr dir."""
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t = get_transport(url)
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t.put('.bzr/branch-format', StringIO(self.get_format_string()))
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return SampleBzrDir(t, self)
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def is_supported(self):
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def open(self, transport, _found=None):
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return "opened branch."
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class TestBzrDirFormat(TestCaseWithTransport):
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"""Tests for the BzrDirFormat facility."""
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def test_find_format(self):
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# is the right format object found for a branch?
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# create a branch with a few known format objects.
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# this is not quite the same as
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t = get_transport(self.get_url())
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self.build_tree(["foo/", "bar/"], transport=t)
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def check_format(format, url):
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format.initialize(url)
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t = get_transport(url)
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found_format = bzrdir.BzrDirFormat.find_format(t)
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self.failUnless(isinstance(found_format, format.__class__))
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check_format(bzrdir.BzrDirFormat5(), "foo")
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check_format(bzrdir.BzrDirFormat6(), "bar")
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def test_find_format_nothing_there(self):
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self.assertRaises(NotBranchError,
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bzrdir.BzrDirFormat.find_format,
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def test_find_format_unknown_format(self):
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t = get_transport(self.get_url())
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t.put('.bzr/branch-format', StringIO())
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self.assertRaises(UnknownFormatError,
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bzrdir.BzrDirFormat.find_format,
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def test_register_unregister_format(self):
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format = SampleBzrDirFormat()
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format.initialize(url)
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# register a format for it.
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bzrdir.BzrDirFormat.register_format(format)
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# which bzrdir.Open will refuse (not supported)
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self.assertRaises(UnsupportedFormatError, bzrdir.BzrDir.open, url)
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# but open_downlevel will work
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t = get_transport(url)
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self.assertEqual(format.open(t), bzrdir.BzrDir.open_unsupported(url))
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# unregister the format
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bzrdir.BzrDirFormat.unregister_format(format)
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# now open_downlevel should fail too.
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self.assertRaises(UnknownFormatError, bzrdir.BzrDir.open_unsupported, url)
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def test_create_repository(self):
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format = SampleBzrDirFormat()
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old_format = bzrdir.BzrDirFormat.get_default_format()
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bzrdir.BzrDirFormat.set_default_format(format)
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repo = bzrdir.BzrDir.create_repository(self.get_url())
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self.assertEqual('A repository', repo)
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bzrdir.BzrDirFormat.set_default_format(old_format)
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def test_create_branch(self):
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format = SampleBzrDirFormat()
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old_format = bzrdir.BzrDirFormat.get_default_format()
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bzrdir.BzrDirFormat.set_default_format(format)
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repo = bzrdir.BzrDir.create_branch_and_repo(self.get_url())
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self.assertEqual('A branch', repo)
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bzrdir.BzrDirFormat.set_default_format(old_format)
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class ChrootedTests(TestCaseWithTransport):
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"""A support class that provides readonly urls outside the local namespace.
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This is done by checking if self.transport_server is a MemoryServer. if it
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is then we are chrooted already, if it is not then an HttpServer is used
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super(ChrootedTests, self).setUp()
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if not self.transport_server == MemoryServer:
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self.transport_readonly_server = HttpServer
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def test_open_containing(self):
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self.assertRaises(NotBranchError, bzrdir.BzrDir.open_containing,
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self.get_readonly_url(''))
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self.assertRaises(NotBranchError, bzrdir.BzrDir.open_containing,
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self.get_readonly_url('g/p/q'))
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control = bzrdir.BzrDir.create(self.get_url())
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branch, relpath = bzrdir.BzrDir.open_containing(self.get_readonly_url(''))
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self.assertEqual('', relpath)
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branch, relpath = bzrdir.BzrDir.open_containing(self.get_readonly_url('g/p/q'))
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self.assertEqual('g/p/q', relpath)
added
removed
bzrlib/tests/test_bzrdir.py
