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# Copyright (C) 2004, 2005, 2006 by 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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from cStringIO import StringIO
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from bzrlib.errors import (NoSuchFile, FileExists,
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from bzrlib.tests import TestCase
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from bzrlib.transport import (_get_protocol_handlers,
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_get_transport_modules,
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register_lazy_transport,
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_set_protocol_handlers,
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from bzrlib.transport.memory import MemoryTransport
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from bzrlib.transport.local import LocalTransport
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class TestTransport(TestCase):
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"""Test the non transport-concrete class functionality."""
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def test_urlescape(self):
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self.assertEqual('%25', urlescape('%'))
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def test__get_set_protocol_handlers(self):
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handlers = _get_protocol_handlers()
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self.assertNotEqual({}, handlers)
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_set_protocol_handlers({})
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self.assertEqual({}, _get_protocol_handlers())
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_set_protocol_handlers(handlers)
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def test_get_transport_modules(self):
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handlers = _get_protocol_handlers()
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class SampleHandler(object):
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"""I exist, isnt that enough?"""
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_set_protocol_handlers(my_handlers)
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register_lazy_transport('foo', 'bzrlib.tests.test_transport', 'TestTransport.SampleHandler')
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register_lazy_transport('bar', 'bzrlib.tests.test_transport', 'TestTransport.SampleHandler')
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self.assertEqual([SampleHandler.__module__],
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_get_transport_modules())
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_set_protocol_handlers(handlers)
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def test_transport_dependency(self):
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"""Transport with missing dependency causes no error"""
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saved_handlers = _get_protocol_handlers()
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register_lazy_transport('foo', 'bzrlib.tests.test_transport',
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'BadTransportHandler')
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t = get_transport('foo://fooserver/foo')
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# because we failed to load the transport
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self.assertTrue(isinstance(t, LocalTransport))
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# restore original values
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_set_protocol_handlers(saved_handlers)
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def test_transport_fallback(self):
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"""Transport with missing dependency causes no error"""
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saved_handlers = _get_protocol_handlers()
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_set_protocol_handlers({})
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register_lazy_transport('foo', 'bzrlib.tests.test_transport',
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'BackupTransportHandler')
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register_lazy_transport('foo', 'bzrlib.tests.test_transport',
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'BadTransportHandler')
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t = get_transport('foo://fooserver/foo')
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self.assertTrue(isinstance(t, BackupTransportHandler))
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_set_protocol_handlers(saved_handlers)
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class TestMemoryTransport(TestCase):
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def test_get_transport(self):
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def test_clone(self):
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transport = MemoryTransport()
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self.assertTrue(isinstance(transport, MemoryTransport))
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def test_abspath(self):
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transport = MemoryTransport()
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self.assertEqual("memory:/relpath", transport.abspath('relpath'))
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def test_relpath(self):
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transport = MemoryTransport()
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def test_append_and_get(self):
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transport = MemoryTransport()
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transport.append('path', StringIO('content'))
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self.assertEqual(transport.get('path').read(), 'content')
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transport.append('path', StringIO('content'))
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self.assertEqual(transport.get('path').read(), 'contentcontent')
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def test_put_and_get(self):
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transport = MemoryTransport()
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transport.put('path', StringIO('content'))
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self.assertEqual(transport.get('path').read(), 'content')
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transport.put('path', StringIO('content'))
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self.assertEqual(transport.get('path').read(), 'content')
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def test_append_without_dir_fails(self):
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transport = MemoryTransport()
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self.assertRaises(NoSuchFile,
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transport.append, 'dir/path', StringIO('content'))
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def test_put_without_dir_fails(self):
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transport = MemoryTransport()
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self.assertRaises(NoSuchFile,
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transport.put, 'dir/path', StringIO('content'))
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def test_get_missing(self):
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transport = MemoryTransport()
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self.assertRaises(NoSuchFile, transport.get, 'foo')
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def test_has_missing(self):
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transport = MemoryTransport()
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self.assertEquals(False, transport.has('foo'))
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def test_has_present(self):
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transport = MemoryTransport()
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transport.append('foo', StringIO('content'))
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self.assertEquals(True, transport.has('foo'))
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def test_mkdir(self):
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transport = MemoryTransport()
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transport.mkdir('dir')
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transport.append('dir/path', StringIO('content'))
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self.assertEqual(transport.get('dir/path').read(), 'content')
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def test_mkdir_missing_parent(self):
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transport = MemoryTransport()
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self.assertRaises(NoSuchFile,
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transport.mkdir, 'dir/dir')
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def test_mkdir_twice(self):
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transport = MemoryTransport()
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transport.mkdir('dir')
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self.assertRaises(FileExists, transport.mkdir, 'dir')
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def test_parameters(self):
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transport = MemoryTransport()
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self.assertEqual(True, transport.listable())
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self.assertEqual(False, transport.should_cache())
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self.assertEqual(False, transport.is_readonly())
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def test_iter_files_recursive(self):
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transport = MemoryTransport()
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transport.mkdir('dir')
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transport.put('dir/foo', StringIO('content'))
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transport.put('dir/bar', StringIO('content'))
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transport.put('bar', StringIO('content'))
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paths = set(transport.iter_files_recursive())
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self.assertEqual(set(['dir/foo', 'dir/bar', 'bar']), paths)
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transport = MemoryTransport()
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transport.put('foo', StringIO('content'))
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transport.put('bar', StringIO('phowar'))
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self.assertEqual(7, transport.stat('foo').st_size)
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self.assertEqual(6, transport.stat('bar').st_size)
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class ReadonlyDecoratorTransportTest(TestCase):
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"""Readonly decoration specific tests."""
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def test_local_parameters(self):
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import bzrlib.transport.readonly as readonly
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# connect to . in readonly mode
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transport = readonly.ReadonlyTransportDecorator('readonly+.')
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self.assertEqual(True, transport.listable())
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self.assertEqual(False, transport.should_cache())
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self.assertEqual(True, transport.is_readonly())
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def test_http_parameters(self):
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import bzrlib.transport.readonly as readonly
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from bzrlib.transport.http import HttpServer
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# connect to . via http which is not listable
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server = HttpServer()
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transport = get_transport('readonly+' + server.get_url())
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self.failUnless(isinstance(transport,
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readonly.ReadonlyTransportDecorator))
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self.assertEqual(False, transport.listable())
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self.assertEqual(True, transport.should_cache())
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self.assertEqual(True, transport.is_readonly())
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class BadTransportHandler(Transport):
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def __init__(self, base_url):
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raise DependencyNotPresent('some_lib', 'testing missing dependency')
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class BackupTransportHandler(Transport):
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"""Test transport that works as a backup for the BadTransportHandler"""