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  • Committer: Vincent Ladeuil
  • Date: 2007-07-18 09:43:41 UTC
  • mto: (2778.5.1 vila)
  • mto: This revision was merged to the branch mainline in revision 2789.
  • Revision ID: v.ladeuil+lp@free.fr-20070718094341-edmgsog3el06yqow
Add performance analysis of missing.

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# Copyright (C) 2005-2010 Canonical Ltd
 
1
# Copyright (C) 2004, 2005, 2006, 2007 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
12
12
#
13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
 
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16
 
 
17
 
 
18
 
from cStringIO import StringIO
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
16
 
 
17
 
19
18
import os
20
 
import subprocess
21
19
import sys
22
 
import threading
 
20
import stat
 
21
from cStringIO import StringIO
23
22
 
 
23
import bzrlib
24
24
from bzrlib import (
25
25
    errors,
26
 
    osutils,
27
 
    tests,
28
 
    transport,
29
26
    urlutils,
30
27
    )
31
 
from bzrlib.transport import (
32
 
    chroot,
33
 
    fakenfs,
34
 
    local,
35
 
    memory,
36
 
    pathfilter,
37
 
    readonly,
38
 
    )
39
 
from bzrlib.tests import (
40
 
    features,
41
 
    test_server,
42
 
    )
 
28
from bzrlib.errors import (ConnectionError,
 
29
                           DependencyNotPresent,
 
30
                           FileExists,
 
31
                           InvalidURLJoin,
 
32
                           NoSuchFile,
 
33
                           PathNotChild,
 
34
                           TransportNotPossible,
 
35
                           ConnectionError,
 
36
                           DependencyNotPresent,
 
37
                           ReadError,
 
38
                           UnsupportedProtocol,
 
39
                           )
 
40
from bzrlib.tests import TestCase, TestCaseInTempDir
 
41
from bzrlib.transport import (_CoalescedOffset,
 
42
                              _get_protocol_handlers,
 
43
                              _set_protocol_handlers,
 
44
                              _get_transport_modules,
 
45
                              get_transport,
 
46
                              LateReadError,
 
47
                              register_lazy_transport,
 
48
                              register_transport_proto,
 
49
                              _clear_protocol_handlers,
 
50
                              Transport,
 
51
                              )
 
52
from bzrlib.transport.chroot import ChrootServer
 
53
from bzrlib.transport.memory import MemoryTransport
 
54
from bzrlib.transport.local import (LocalTransport,
 
55
                                    EmulatedWin32LocalTransport)
43
56
 
44
57
 
45
58
# TODO: Should possibly split transport-specific tests into their own files.
46
59
 
47
60
 
48
 
class TestTransport(tests.TestCase):
 
61
class TestTransport(TestCase):
49
62
    """Test the non transport-concrete class functionality."""
50
63
 
51
 
    # FIXME: These tests should use addCleanup() and/or overrideAttr() instead
52
 
    # of try/finally -- vila 20100205
53
 
 
54
64
    def test__get_set_protocol_handlers(self):
55
 
        handlers = transport._get_protocol_handlers()
 
65
        handlers = _get_protocol_handlers()
56
66
        self.assertNotEqual([], handlers.keys( ))
57
67
        try:
58
 
            transport._clear_protocol_handlers()
59
 
            self.assertEqual([], transport._get_protocol_handlers().keys())
 
68
            _clear_protocol_handlers()
 
69
            self.assertEqual([], _get_protocol_handlers().keys())
60
70
        finally:
61
 
            transport._set_protocol_handlers(handlers)
 
71
            _set_protocol_handlers(handlers)
62
72
 
63
73
    def test_get_transport_modules(self):
64
 
        handlers = transport._get_protocol_handlers()
65
 
        # don't pollute the current handlers
66
 
        transport._clear_protocol_handlers()
 
74
        handlers = _get_protocol_handlers()
67
75
        class SampleHandler(object):
68
76
            """I exist, isnt that enough?"""
69
77
        try:
70
 
            transport._clear_protocol_handlers()
71
 
            transport.register_transport_proto('foo')
72
 
            transport.register_lazy_transport('foo',
73
 
                                              'bzrlib.tests.test_transport',
74
 
                                              'TestTransport.SampleHandler')
75
 
            transport.register_transport_proto('bar')
76
 
            transport.register_lazy_transport('bar',
77
 
                                              'bzrlib.tests.test_transport',
78
 
                                              'TestTransport.SampleHandler')
79
 
            self.assertEqual([SampleHandler.__module__,
80
 
                              'bzrlib.transport.chroot',
81
 
                              'bzrlib.transport.pathfilter'],
82
 
                             transport._get_transport_modules())
 
78
            _clear_protocol_handlers()
 
79
            register_transport_proto('foo')
 
80
            register_lazy_transport('foo', 'bzrlib.tests.test_transport', 'TestTransport.SampleHandler')
 
81
            register_transport_proto('bar')
 
82
            register_lazy_transport('bar', 'bzrlib.tests.test_transport', 'TestTransport.SampleHandler')
 
83
            self.assertEqual([SampleHandler.__module__, 'bzrlib.transport.chroot'],
 
84
                             _get_transport_modules())
83
85
        finally:
84
 
            transport._set_protocol_handlers(handlers)
 
86
            _set_protocol_handlers(handlers)
85
87
 
86
88
    def test_transport_dependency(self):
87
89
        """Transport with missing dependency causes no error"""
88
 
        saved_handlers = transport._get_protocol_handlers()
89
 
        # don't pollute the current handlers
90
 
        transport._clear_protocol_handlers()
 
90
        saved_handlers = _get_protocol_handlers()
91
91
        try:
92
 
            transport.register_transport_proto('foo')
93
 
            transport.register_lazy_transport(
94
 
                'foo', 'bzrlib.tests.test_transport', 'BadTransportHandler')
 
92
            register_transport_proto('foo')
 
93
            register_lazy_transport('foo', 'bzrlib.tests.test_transport',
 
94
                    'BadTransportHandler')
95
95
            try:
96
 
                transport.get_transport('foo://fooserver/foo')
97
 
            except errors.UnsupportedProtocol, e:
 
96
                get_transport('foo://fooserver/foo')
 
97
            except UnsupportedProtocol, e:
98
98
                e_str = str(e)
99
99
                self.assertEquals('Unsupported protocol'
100
100
                                  ' for url "foo://fooserver/foo":'
104
104
                self.fail('Did not raise UnsupportedProtocol')
105
105
        finally:
106
106
            # restore original values
107
 
            transport._set_protocol_handlers(saved_handlers)
108
 
 
 
107
            _set_protocol_handlers(saved_handlers)
 
108
            
109
109
    def test_transport_fallback(self):
110
110
        """Transport with missing dependency causes no error"""
111
 
        saved_handlers = transport._get_protocol_handlers()
 
111
        saved_handlers = _get_protocol_handlers()
112
112
        try:
113
 
            transport._clear_protocol_handlers()
114
 
            transport.register_transport_proto('foo')
115
 
            transport.register_lazy_transport(
116
 
                'foo', 'bzrlib.tests.test_transport', 'BackupTransportHandler')
117
 
            transport.register_lazy_transport(
118
 
                'foo', 'bzrlib.tests.test_transport', 'BadTransportHandler')
119
 
            t = transport.get_transport('foo://fooserver/foo')
 
113
            _clear_protocol_handlers()
 
114
            register_transport_proto('foo')
 
115
            register_lazy_transport('foo', 'bzrlib.tests.test_transport',
 
116
                    'BackupTransportHandler')
 
117
            register_lazy_transport('foo', 'bzrlib.tests.test_transport',
 
118
                    'BadTransportHandler')
 
119
            t = get_transport('foo://fooserver/foo')
120
120
            self.assertTrue(isinstance(t, BackupTransportHandler))
121
121
        finally:
122
 
            transport._set_protocol_handlers(saved_handlers)
123
 
 
124
 
    def test_ssh_hints(self):
125
 
        """Transport ssh:// should raise an error pointing out bzr+ssh://"""
126
 
        try:
127
 
            transport.get_transport('ssh://fooserver/foo')
128
 
        except errors.UnsupportedProtocol, e:
129
 
            e_str = str(e)
130
 
            self.assertEquals('Unsupported protocol'
131
 
                              ' for url "ssh://fooserver/foo":'
132
 
                              ' bzr supports bzr+ssh to operate over ssh,'
133
 
                              ' use "bzr+ssh://fooserver/foo".',
134
 
                              str(e))
135
 
        else:
136
 
            self.fail('Did not raise UnsupportedProtocol')
 
122
            _set_protocol_handlers(saved_handlers)
137
123
 
138
124
    def test_LateReadError(self):
139
125
        """The LateReadError helper should raise on read()."""
140
 
        a_file = transport.LateReadError('a path')
 
126
        a_file = LateReadError('a path')
141
127
        try:
142
128
            a_file.read()
143
 
        except errors.ReadError, error:
 
129
        except ReadError, error:
144
130
            self.assertEqual('a path', error.path)
145
 
        self.assertRaises(errors.ReadError, a_file.read, 40)
 
131
        self.assertRaises(ReadError, a_file.read, 40)
146
132
        a_file.close()
147
133
 
148
134
    def test__combine_paths(self):
149
 
        t = transport.Transport('/')
 
135
        t = Transport('/')
150
136
        self.assertEqual('/home/sarah/project/foo',
151
137
                         t._combine_paths('/home/sarah', 'project/foo'))
152
138
        self.assertEqual('/etc',
158
144
 
159
145
    def test_local_abspath_non_local_transport(self):
160
146
        # the base implementation should throw
161
 
        t = memory.MemoryTransport()
 
147
        t = MemoryTransport()
162
148
        e = self.assertRaises(errors.NotLocalUrl, t.local_abspath, 't')
163
149
        self.assertEqual('memory:///t is not a local path.', str(e))
164
150
 
165
151
 
166
 
class TestCoalesceOffsets(tests.TestCase):
167
 
 
168
 
    def check(self, expected, offsets, limit=0, max_size=0, fudge=0):
169
 
        coalesce = transport.Transport._coalesce_offsets
170
 
        exp = [transport._CoalescedOffset(*x) for x in expected]
171
 
        out = list(coalesce(offsets, limit=limit, fudge_factor=fudge,
172
 
                            max_size=max_size))
 
152
class TestCoalesceOffsets(TestCase):
 
153
    
 
154
    def check(self, expected, offsets, limit=0, fudge=0):
 
155
        coalesce = Transport._coalesce_offsets
 
156
        exp = [_CoalescedOffset(*x) for x in expected]
 
157
        out = list(coalesce(offsets, limit=limit, fudge_factor=fudge))
173
158
        self.assertEqual(exp, out)
174
159
 
175
160
    def test_coalesce_empty(self):
182
167
        self.check([(0, 10, [(0, 10)]),
183
168
                    (20, 10, [(0, 10)]),
184
169
                   ], [(0, 10), (20, 10)])
185
 
 
 
170
            
186
171
    def test_coalesce_unsorted(self):
187
172
        self.check([(20, 10, [(0, 10)]),
188
173
                    (0, 10, [(0, 10)]),
193
178
                   [(0, 10), (10, 10)])
194
179
 
195
180
    def test_coalesce_overlapped(self):
196
 
        self.assertRaises(ValueError,
197
 
            self.check, [(0, 15, [(0, 10), (5, 10)])],
198
 
                        [(0, 10), (5, 10)])
 
181
        self.check([(0, 15, [(0, 10), (5, 10)])],
 
182
                   [(0, 10), (5, 10)])
199
183
 
200
184
    def test_coalesce_limit(self):
201
185
        self.check([(10, 50, [(0, 10), (10, 10), (20, 10),
222
206
                   ], [(10, 10), (30, 10), (100, 10)],
223
207
                   fudge=10
224
208
                  )
225
 
    def test_coalesce_max_size(self):
226
 
        self.check([(10, 20, [(0, 10), (10, 10)]),
227
 
                    (30, 50, [(0, 50)]),
228
 
                    # If one range is above max_size, it gets its own coalesced
229
 
                    # offset
230
 
                    (100, 80, [(0, 80),]),],
231
 
                   [(10, 10), (20, 10), (30, 50), (100, 80)],
232
 
                   max_size=50
233
 
                  )
234
 
 
235
 
    def test_coalesce_no_max_size(self):
236
 
        self.check([(10, 170, [(0, 10), (10, 10), (20, 50), (70, 100)]),],
237
 
                   [(10, 10), (20, 10), (30, 50), (80, 100)],
238
 
                  )
239
 
 
240
 
    def test_coalesce_default_limit(self):
241
 
        # By default we use a 100MB max size.
242
 
        ten_mb = 10*1024*1024
243
 
        self.check([(0, 10*ten_mb, [(i*ten_mb, ten_mb) for i in range(10)]),
244
 
                    (10*ten_mb, ten_mb, [(0, ten_mb)])],
245
 
                   [(i*ten_mb, ten_mb) for i in range(11)])
246
 
        self.check([(0, 11*ten_mb, [(i*ten_mb, ten_mb) for i in range(11)]),],
247
 
                   [(i*ten_mb, ten_mb) for i in range(11)],
248
 
                   max_size=1*1024*1024*1024)
249
 
 
250
 
 
251
 
class TestMemoryServer(tests.TestCase):
252
 
 
253
 
    def test_create_server(self):
254
 
        server = memory.MemoryServer()
255
 
        server.start_server()
256
 
        url = server.get_url()
257
 
        self.assertTrue(url in transport.transport_list_registry)
258
 
        t = transport.get_transport(url)
259
 
        del t
260
 
        server.stop_server()
261
 
        self.assertFalse(url in transport.transport_list_registry)
262
 
        self.assertRaises(errors.UnsupportedProtocol,
263
 
                          transport.get_transport, url)
264
 
 
265
 
 
266
 
class TestMemoryTransport(tests.TestCase):
 
209
 
 
210
 
 
211
class TestMemoryTransport(TestCase):
267
212
 
268
213
    def test_get_transport(self):
269
 
        memory.MemoryTransport()
 
214
        MemoryTransport()
270
215
 
271
216
    def test_clone(self):
272
 
        t = memory.MemoryTransport()
273
 
        self.assertTrue(isinstance(t, memory.MemoryTransport))
274
 
        self.assertEqual("memory:///", t.clone("/").base)
 
217
        transport = MemoryTransport()
 
218
        self.assertTrue(isinstance(transport, MemoryTransport))
 
219
        self.assertEqual("memory:///", transport.clone("/").base)
275
220
 
276
221
    def test_abspath(self):
277
 
        t = memory.MemoryTransport()
278
 
        self.assertEqual("memory:///relpath", t.abspath('relpath'))
 
222
        transport = MemoryTransport()
 
223
        self.assertEqual("memory:///relpath", transport.abspath('relpath'))
279
224
 
280
225
    def test_abspath_of_root(self):
281
 
        t = memory.MemoryTransport()
282
 
        self.assertEqual("memory:///", t.base)
283
 
        self.assertEqual("memory:///", t.abspath('/'))
 
226
        transport = MemoryTransport()
 
227
        self.assertEqual("memory:///", transport.base)
 
228
        self.assertEqual("memory:///", transport.abspath('/'))
284
229
 
285
230
    def test_abspath_of_relpath_starting_at_root(self):
286
 
        t = memory.MemoryTransport()
287
 
        self.assertEqual("memory:///foo", t.abspath('/foo'))
 
231
        transport = MemoryTransport()
 
232
        self.assertEqual("memory:///foo", transport.abspath('/foo'))
288
233
 
289
234
    def test_append_and_get(self):
290
 
        t = memory.MemoryTransport()
291
 
        t.append_bytes('path', 'content')
292
 
        self.assertEqual(t.get('path').read(), 'content')
293
 
        t.append_file('path', StringIO('content'))
294
 
        self.assertEqual(t.get('path').read(), 'contentcontent')
 
235
        transport = MemoryTransport()
 
236
        transport.append_bytes('path', 'content')
 
237
        self.assertEqual(transport.get('path').read(), 'content')
 
238
        transport.append_file('path', StringIO('content'))
 
239
        self.assertEqual(transport.get('path').read(), 'contentcontent')
295
240
 
296
241
    def test_put_and_get(self):
297
 
        t = memory.MemoryTransport()
298
 
        t.put_file('path', StringIO('content'))
299
 
        self.assertEqual(t.get('path').read(), 'content')
300
 
        t.put_bytes('path', 'content')
301
 
        self.assertEqual(t.get('path').read(), 'content')
 
242
        transport = MemoryTransport()
 
243
        transport.put_file('path', StringIO('content'))
 
244
        self.assertEqual(transport.get('path').read(), 'content')
 
245
        transport.put_bytes('path', 'content')
 
246
        self.assertEqual(transport.get('path').read(), 'content')
302
247
 
303
248
    def test_append_without_dir_fails(self):
304
 
        t = memory.MemoryTransport()
305
 
        self.assertRaises(errors.NoSuchFile,
306
 
                          t.append_bytes, 'dir/path', 'content')
 
249
        transport = MemoryTransport()
 
250
        self.assertRaises(NoSuchFile,
 
251
                          transport.append_bytes, 'dir/path', 'content')
307
252
 
308
253
    def test_put_without_dir_fails(self):
309
 
        t = memory.MemoryTransport()
310
 
        self.assertRaises(errors.NoSuchFile,
311
 
                          t.put_file, 'dir/path', StringIO('content'))
 
254
        transport = MemoryTransport()
 
255
        self.assertRaises(NoSuchFile,
 
256
                          transport.put_file, 'dir/path', StringIO('content'))
312
257
 
313
258
    def test_get_missing(self):
314
 
        transport = memory.MemoryTransport()
315
 
        self.assertRaises(errors.NoSuchFile, transport.get, 'foo')
 
259
        transport = MemoryTransport()
 
260
        self.assertRaises(NoSuchFile, transport.get, 'foo')
316
261
 
317
262
    def test_has_missing(self):
318
 
        t = memory.MemoryTransport()
319
 
        self.assertEquals(False, t.has('foo'))
 
263
        transport = MemoryTransport()
 
264
        self.assertEquals(False, transport.has('foo'))
320
265
 
321
266
    def test_has_present(self):
322
 
        t = memory.MemoryTransport()
323
 
        t.append_bytes('foo', 'content')
324
 
        self.assertEquals(True, t.has('foo'))
 
267
        transport = MemoryTransport()
 
268
        transport.append_bytes('foo', 'content')
 
269
        self.assertEquals(True, transport.has('foo'))
325
270
 
326
271
    def test_list_dir(self):
327
 
        t = memory.MemoryTransport()
328
 
        t.put_bytes('foo', 'content')
329
 
        t.mkdir('dir')
330
 
        t.put_bytes('dir/subfoo', 'content')
331
 
        t.put_bytes('dirlike', 'content')
 
272
        transport = MemoryTransport()
 
273
        transport.put_bytes('foo', 'content')
 
274
        transport.mkdir('dir')
 
275
        transport.put_bytes('dir/subfoo', 'content')
 
276
        transport.put_bytes('dirlike', 'content')
332
277
 
333
 
        self.assertEquals(['dir', 'dirlike', 'foo'], sorted(t.list_dir('.')))
334
 
        self.assertEquals(['subfoo'], sorted(t.list_dir('dir')))
 
278
        self.assertEquals(['dir', 'dirlike', 'foo'], sorted(transport.list_dir('.')))
 
279
        self.assertEquals(['subfoo'], sorted(transport.list_dir('dir')))
335
280
 
336
281
    def test_mkdir(self):
337
 
        t = memory.MemoryTransport()
338
 
        t.mkdir('dir')
339
 
        t.append_bytes('dir/path', 'content')
340
 
        self.assertEqual(t.get('dir/path').read(), 'content')
 
282
        transport = MemoryTransport()
 
283
        transport.mkdir('dir')
 
284
        transport.append_bytes('dir/path', 'content')
 
285
        self.assertEqual(transport.get('dir/path').read(), 'content')
341
286
 
342
287
    def test_mkdir_missing_parent(self):
343
 
        t = memory.MemoryTransport()
344
 
        self.assertRaises(errors.NoSuchFile, t.mkdir, 'dir/dir')
 
288
        transport = MemoryTransport()
 
289
        self.assertRaises(NoSuchFile,
 
290
                          transport.mkdir, 'dir/dir')
345
291
 
346
292
    def test_mkdir_twice(self):
347
 
        t = memory.MemoryTransport()
348
 
        t.mkdir('dir')
349
 
        self.assertRaises(errors.FileExists, t.mkdir, 'dir')
 
293
        transport = MemoryTransport()
 
294
        transport.mkdir('dir')
 
295
        self.assertRaises(FileExists, transport.mkdir, 'dir')
350
296
 
351
297
    def test_parameters(self):
352
 
        t = memory.MemoryTransport()
353
 
        self.assertEqual(True, t.listable())
354
 
        self.assertEqual(False, t.is_readonly())
 
298
        transport = MemoryTransport()
 
299
        self.assertEqual(True, transport.listable())
 
300
        self.assertEqual(False, transport.should_cache())
 
301
        self.assertEqual(False, transport.is_readonly())
355
302
 
356
303
    def test_iter_files_recursive(self):
357
 
        t = memory.MemoryTransport()
358
 
        t.mkdir('dir')
359
 
        t.put_bytes('dir/foo', 'content')
360
 
        t.put_bytes('dir/bar', 'content')
361
 
        t.put_bytes('bar', 'content')
362
 
        paths = set(t.iter_files_recursive())
 
304
        transport = MemoryTransport()
 
305
        transport.mkdir('dir')
 
306
        transport.put_bytes('dir/foo', 'content')
 
307
        transport.put_bytes('dir/bar', 'content')
 
308
        transport.put_bytes('bar', 'content')
 
309
        paths = set(transport.iter_files_recursive())
363
310
        self.assertEqual(set(['dir/foo', 'dir/bar', 'bar']), paths)
364
311
 
365
312
    def test_stat(self):
366
 
        t = memory.MemoryTransport()
367
 
        t.put_bytes('foo', 'content')
368
 
        t.put_bytes('bar', 'phowar')
369
 
        self.assertEqual(7, t.stat('foo').st_size)
370
 
        self.assertEqual(6, t.stat('bar').st_size)
371
 
 
372
 
 
373
 
class ChrootDecoratorTransportTest(tests.TestCase):
 
313
        transport = MemoryTransport()
 
314
        transport.put_bytes('foo', 'content')
 
315
        transport.put_bytes('bar', 'phowar')
 
316
        self.assertEqual(7, transport.stat('foo').st_size)
 
317
        self.assertEqual(6, transport.stat('bar').st_size)
 
318
 
 
319
 
 
320
class ChrootDecoratorTransportTest(TestCase):
374
321
    """Chroot decoration specific tests."""
375
322
 
376
323
    def test_abspath(self):
377
324
        # The abspath is always relative to the chroot_url.
378
 
        server = chroot.ChrootServer(
379
 
            transport.get_transport('memory:///foo/bar/'))
380
 
        self.start_server(server)
381
 
        t = transport.get_transport(server.get_url())
382
 
        self.assertEqual(server.get_url(), t.abspath('/'))
 
325
        server = ChrootServer(get_transport('memory:///foo/bar/'))
 
326
        server.setUp()
 
327
        transport = get_transport(server.get_url())
 
328
        self.assertEqual(server.get_url(), transport.abspath('/'))
383
329
 
384
 
        subdir_t = t.clone('subdir')
385
 
        self.assertEqual(server.get_url(), subdir_t.abspath('/'))
 
330
        subdir_transport = transport.clone('subdir')
 
331
        self.assertEqual(server.get_url(), subdir_transport.abspath('/'))
 
332
        server.tearDown()
386
333
 
387
334
    def test_clone(self):
388
 
        server = chroot.ChrootServer(
389
 
            transport.get_transport('memory:///foo/bar/'))
390
 
        self.start_server(server)
391
 
        t = transport.get_transport(server.get_url())
 
335
        server = ChrootServer(get_transport('memory:///foo/bar/'))
 
336
        server.setUp()
 
337
        transport = get_transport(server.get_url())
392
338
        # relpath from root and root path are the same
393
 
        relpath_cloned = t.clone('foo')
394
 
        abspath_cloned = t.clone('/foo')
 
339
        relpath_cloned = transport.clone('foo')
 
340
        abspath_cloned = transport.clone('/foo')
395
341
        self.assertEqual(server, relpath_cloned.server)
396
342
        self.assertEqual(server, abspath_cloned.server)
397
 
 
 
343
        server.tearDown()
 
344
    
398
345
    def test_chroot_url_preserves_chroot(self):
399
346
        """Calling get_transport on a chroot transport's base should produce a
400
347
        transport with exactly the same behaviour as the original chroot
403
350
        This is so that it is not possible to escape a chroot by doing::
404
351
            url = chroot_transport.base
405
352
            parent_url = urlutils.join(url, '..')
406
 
            new_t = transport.get_transport(parent_url)
 
353
            new_transport = get_transport(parent_url)
407
354
        """
408
 
        server = chroot.ChrootServer(
409
 
            transport.get_transport('memory:///path/subpath'))
410
 
        self.start_server(server)
411
 
        t = transport.get_transport(server.get_url())
412
 
        new_t = transport.get_transport(t.base)
413
 
        self.assertEqual(t.server, new_t.server)
414
 
        self.assertEqual(t.base, new_t.base)
415
 
 
 
355
        server = ChrootServer(get_transport('memory:///path/subpath'))
 
356
        server.setUp()
 
357
        transport = get_transport(server.get_url())
 
358
        new_transport = get_transport(transport.base)
 
359
        self.assertEqual(transport.server, new_transport.server)
 
360
        self.assertEqual(transport.base, new_transport.base)
 
361
        server.tearDown()
 
362
        
416
363
    def test_urljoin_preserves_chroot(self):
417
364
        """Using urlutils.join(url, '..') on a chroot URL should not produce a
418
365
        URL that escapes the intended chroot.
420
367
        This is so that it is not possible to escape a chroot by doing::
421
368
            url = chroot_transport.base
422
369
            parent_url = urlutils.join(url, '..')
423
 
            new_t = transport.get_transport(parent_url)
 
370
            new_transport = get_transport(parent_url)
424
371
        """
425
 
        server = chroot.ChrootServer(transport.get_transport('memory:///path/'))
426
 
        self.start_server(server)
427
 
        t = transport.get_transport(server.get_url())
 
372
        server = ChrootServer(get_transport('memory:///path/'))
 
373
        server.setUp()
 
374
        transport = get_transport(server.get_url())
428
375
        self.assertRaises(
429
 
            errors.InvalidURLJoin, urlutils.join, t.base, '..')
430
 
 
431
 
 
432
 
class TestChrootServer(tests.TestCase):
 
376
            InvalidURLJoin, urlutils.join, transport.base, '..')
 
377
        server.tearDown()
 
378
 
 
379
 
 
380
class ChrootServerTest(TestCase):
433
381
 
434
382
    def test_construct(self):
435
 
        backing_transport = memory.MemoryTransport()
436
 
        server = chroot.ChrootServer(backing_transport)
 
383
        backing_transport = MemoryTransport()
 
384
        server = ChrootServer(backing_transport)
437
385
        self.assertEqual(backing_transport, server.backing_transport)
438
386
 
439
387
    def test_setUp(self):
440
 
        backing_transport = memory.MemoryTransport()
441
 
        server = chroot.ChrootServer(backing_transport)
442
 
        server.start_server()
443
 
        try:
444
 
            self.assertTrue(server.scheme
445
 
                            in transport._get_protocol_handlers().keys())
446
 
        finally:
447
 
            server.stop_server()
 
388
        backing_transport = MemoryTransport()
 
389
        server = ChrootServer(backing_transport)
 
390
        server.setUp()
 
391
        self.assertTrue(server.scheme in _get_protocol_handlers().keys())
448
392
 
449
 
    def test_stop_server(self):
450
 
        backing_transport = memory.MemoryTransport()
451
 
        server = chroot.ChrootServer(backing_transport)
452
 
        server.start_server()
453
 
        server.stop_server()
454
 
        self.assertFalse(server.scheme
455
 
                         in transport._get_protocol_handlers().keys())
 
393
    def test_tearDown(self):
 
394
        backing_transport = MemoryTransport()
 
395
        server = ChrootServer(backing_transport)
 
396
        server.setUp()
 
397
        server.tearDown()
 
398
        self.assertFalse(server.scheme in _get_protocol_handlers().keys())
456
399
 
457
400
    def test_get_url(self):
458
 
        backing_transport = memory.MemoryTransport()
459
 
        server = chroot.ChrootServer(backing_transport)
460
 
        server.start_server()
461
 
        try:
462
 
            self.assertEqual('chroot-%d:///' % id(server), server.get_url())
463
 
        finally:
464
 
            server.stop_server()
465
 
 
466
 
 
467
 
class PathFilteringDecoratorTransportTest(tests.TestCase):
468
 
    """Pathfilter decoration specific tests."""
469
 
 
470
 
    def test_abspath(self):
471
 
        # The abspath is always relative to the base of the backing transport.
472
 
        server = pathfilter.PathFilteringServer(
473
 
            transport.get_transport('memory:///foo/bar/'),
474
 
            lambda x: x)
475
 
        server.start_server()
476
 
        t = transport.get_transport(server.get_url())
477
 
        self.assertEqual(server.get_url(), t.abspath('/'))
478
 
 
479
 
        subdir_t = t.clone('subdir')
480
 
        self.assertEqual(server.get_url(), subdir_t.abspath('/'))
481
 
        server.stop_server()
482
 
 
483
 
    def make_pf_transport(self, filter_func=None):
484
 
        """Make a PathFilteringTransport backed by a MemoryTransport.
485
 
        
486
 
        :param filter_func: by default this will be a no-op function.  Use this
487
 
            parameter to override it."""
488
 
        if filter_func is None:
489
 
            filter_func = lambda x: x
490
 
        server = pathfilter.PathFilteringServer(
491
 
            transport.get_transport('memory:///foo/bar/'), filter_func)
492
 
        server.start_server()
493
 
        self.addCleanup(server.stop_server)
494
 
        return transport.get_transport(server.get_url())
495
 
 
496
 
    def test__filter(self):
497
 
        # _filter (with an identity func as filter_func) always returns
498
 
        # paths relative to the base of the backing transport.
499
 
        t = self.make_pf_transport()
500
 
        self.assertEqual('foo', t._filter('foo'))
501
 
        self.assertEqual('foo/bar', t._filter('foo/bar'))
502
 
        self.assertEqual('', t._filter('..'))
503
 
        self.assertEqual('', t._filter('/'))
504
 
        # The base of the pathfiltering transport is taken into account too.
505
 
        t = t.clone('subdir1/subdir2')
506
 
        self.assertEqual('subdir1/subdir2/foo', t._filter('foo'))
507
 
        self.assertEqual('subdir1/subdir2/foo/bar', t._filter('foo/bar'))
508
 
        self.assertEqual('subdir1', t._filter('..'))
509
 
        self.assertEqual('', t._filter('/'))
510
 
 
511
 
    def test_filter_invocation(self):
512
 
        filter_log = []
513
 
        def filter(path):
514
 
            filter_log.append(path)
515
 
            return path
516
 
        t = self.make_pf_transport(filter)
517
 
        t.has('abc')
518
 
        self.assertEqual(['abc'], filter_log)
519
 
        del filter_log[:]
520
 
        t.clone('abc').has('xyz')
521
 
        self.assertEqual(['abc/xyz'], filter_log)
522
 
        del filter_log[:]
523
 
        t.has('/abc')
524
 
        self.assertEqual(['abc'], filter_log)
525
 
 
526
 
    def test_clone(self):
527
 
        t = self.make_pf_transport()
528
 
        # relpath from root and root path are the same
529
 
        relpath_cloned = t.clone('foo')
530
 
        abspath_cloned = t.clone('/foo')
531
 
        self.assertEqual(t.server, relpath_cloned.server)
532
 
        self.assertEqual(t.server, abspath_cloned.server)
533
 
 
534
 
    def test_url_preserves_pathfiltering(self):
535
 
        """Calling get_transport on a pathfiltered transport's base should
536
 
        produce a transport with exactly the same behaviour as the original
537
 
        pathfiltered transport.
538
 
 
539
 
        This is so that it is not possible to escape (accidentally or
540
 
        otherwise) the filtering by doing::
541
 
            url = filtered_transport.base
542
 
            parent_url = urlutils.join(url, '..')
543
 
            new_t = transport.get_transport(parent_url)
544
 
        """
545
 
        t = self.make_pf_transport()
546
 
        new_t = transport.get_transport(t.base)
547
 
        self.assertEqual(t.server, new_t.server)
548
 
        self.assertEqual(t.base, new_t.base)
549
 
 
550
 
 
551
 
class ReadonlyDecoratorTransportTest(tests.TestCase):
 
401
        backing_transport = MemoryTransport()
 
402
        server = ChrootServer(backing_transport)
 
403
        server.setUp()
 
404
        self.assertEqual('chroot-%d:///' % id(server), server.get_url())
 
405
        server.tearDown()
 
406
 
 
407
 
 
408
class ReadonlyDecoratorTransportTest(TestCase):
552
409
    """Readonly decoration specific tests."""
553
410
 
554
411
    def test_local_parameters(self):
 
412
        import bzrlib.transport.readonly as readonly
555
413
        # connect to . in readonly mode
556
 
        t = readonly.ReadonlyTransportDecorator('readonly+.')
557
 
        self.assertEqual(True, t.listable())
558
 
        self.assertEqual(True, t.is_readonly())
 
414
        transport = readonly.ReadonlyTransportDecorator('readonly+.')
 
415
        self.assertEqual(True, transport.listable())
 
416
        self.assertEqual(False, transport.should_cache())
 
417
        self.assertEqual(True, transport.is_readonly())
559
418
 
560
419
    def test_http_parameters(self):
561
 
        from bzrlib.tests.http_server import HttpServer
562
 
        # connect to '.' via http which is not listable
 
420
        from bzrlib.tests.HttpServer import HttpServer
 
421
        import bzrlib.transport.readonly as readonly
 
422
        # connect to . via http which is not listable
563
423
        server = HttpServer()
564
 
        self.start_server(server)
565
 
        t = transport.get_transport('readonly+' + server.get_url())
566
 
        self.failUnless(isinstance(t, readonly.ReadonlyTransportDecorator))
567
 
        self.assertEqual(False, t.listable())
568
 
        self.assertEqual(True, t.is_readonly())
569
 
 
570
 
 
571
 
class FakeNFSDecoratorTests(tests.TestCaseInTempDir):
 
424
        server.setUp()
 
425
        try:
 
426
            transport = get_transport('readonly+' + server.get_url())
 
427
            self.failUnless(isinstance(transport,
 
428
                                       readonly.ReadonlyTransportDecorator))
 
429
            self.assertEqual(False, transport.listable())
 
430
            self.assertEqual(True, transport.should_cache())
 
431
            self.assertEqual(True, transport.is_readonly())
 
432
        finally:
 
433
            server.tearDown()
 
434
 
 
435
 
 
436
class FakeNFSDecoratorTests(TestCaseInTempDir):
572
437
    """NFS decorator specific tests."""
573
438
 
574
439
    def get_nfs_transport(self, url):
 
440
        import bzrlib.transport.fakenfs as fakenfs
575
441
        # connect to url with nfs decoration
576
442
        return fakenfs.FakeNFSTransportDecorator('fakenfs+' + url)
577
443
 
578
444
    def test_local_parameters(self):
579
 
        # the listable and is_readonly parameters
 
445
        # the listable, should_cache and is_readonly parameters
580
446
        # are not changed by the fakenfs decorator
581
 
        t = self.get_nfs_transport('.')
582
 
        self.assertEqual(True, t.listable())
583
 
        self.assertEqual(False, t.is_readonly())
 
447
        transport = self.get_nfs_transport('.')
 
448
        self.assertEqual(True, transport.listable())
 
449
        self.assertEqual(False, transport.should_cache())
 
450
        self.assertEqual(False, transport.is_readonly())
584
451
 
585
452
    def test_http_parameters(self):
586
 
        # the listable and is_readonly parameters
 
453
        # the listable, should_cache and is_readonly parameters
587
454
        # are not changed by the fakenfs decorator
588
 
        from bzrlib.tests.http_server import HttpServer
589
 
        # connect to '.' via http which is not listable
 
455
        from bzrlib.tests.HttpServer import HttpServer
 
456
        # connect to . via http which is not listable
590
457
        server = HttpServer()
591
 
        self.start_server(server)
592
 
        t = self.get_nfs_transport(server.get_url())
593
 
        self.assertIsInstance(t, fakenfs.FakeNFSTransportDecorator)
594
 
        self.assertEqual(False, t.listable())
595
 
        self.assertEqual(True, t.is_readonly())
 
458
        server.setUp()
 
459
        try:
 
460
            transport = self.get_nfs_transport(server.get_url())
 
461
            self.assertIsInstance(
 
462
                transport, bzrlib.transport.fakenfs.FakeNFSTransportDecorator)
 
463
            self.assertEqual(False, transport.listable())
 
464
            self.assertEqual(True, transport.should_cache())
 
465
            self.assertEqual(True, transport.is_readonly())
 
466
        finally:
 
467
            server.tearDown()
596
468
 
597
469
    def test_fakenfs_server_default(self):
598
470
        # a FakeNFSServer() should bring up a local relpath server for itself
599
 
        server = test_server.FakeNFSServer()
600
 
        self.start_server(server)
601
 
        # the url should be decorated appropriately
602
 
        self.assertStartsWith(server.get_url(), 'fakenfs+')
603
 
        # and we should be able to get a transport for it
604
 
        t = transport.get_transport(server.get_url())
605
 
        # which must be a FakeNFSTransportDecorator instance.
606
 
        self.assertIsInstance(t, fakenfs.FakeNFSTransportDecorator)
 
471
        import bzrlib.transport.fakenfs as fakenfs
 
472
        server = fakenfs.FakeNFSServer()
 
473
        server.setUp()
 
474
        try:
 
475
            # the url should be decorated appropriately
 
476
            self.assertStartsWith(server.get_url(), 'fakenfs+')
 
477
            # and we should be able to get a transport for it
 
478
            transport = get_transport(server.get_url())
 
479
            # which must be a FakeNFSTransportDecorator instance.
 
480
            self.assertIsInstance(
 
481
                transport, fakenfs.FakeNFSTransportDecorator)
 
482
        finally:
 
483
            server.tearDown()
607
484
 
608
485
    def test_fakenfs_rename_semantics(self):
609
486
        # a FakeNFS transport must mangle the way rename errors occur to
610
487
        # look like NFS problems.
611
 
        t = self.get_nfs_transport('.')
 
488
        transport = self.get_nfs_transport('.')
612
489
        self.build_tree(['from/', 'from/foo', 'to/', 'to/bar'],
613
 
                        transport=t)
614
 
        self.assertRaises(errors.ResourceBusy, t.rename, 'from', 'to')
615
 
 
616
 
 
617
 
class FakeVFATDecoratorTests(tests.TestCaseInTempDir):
 
490
                        transport=transport)
 
491
        self.assertRaises(errors.ResourceBusy,
 
492
                          transport.rename, 'from', 'to')
 
493
 
 
494
 
 
495
class FakeVFATDecoratorTests(TestCaseInTempDir):
618
496
    """Tests for simulation of VFAT restrictions"""
619
497
 
620
498
    def get_vfat_transport(self, url):
624
502
 
625
503
    def test_transport_creation(self):
626
504
        from bzrlib.transport.fakevfat import FakeVFATTransportDecorator
627
 
        t = self.get_vfat_transport('.')
628
 
        self.assertIsInstance(t, FakeVFATTransportDecorator)
 
505
        transport = self.get_vfat_transport('.')
 
506
        self.assertIsInstance(transport, FakeVFATTransportDecorator)
629
507
 
630
508
    def test_transport_mkdir(self):
631
 
        t = self.get_vfat_transport('.')
632
 
        t.mkdir('HELLO')
633
 
        self.assertTrue(t.has('hello'))
634
 
        self.assertTrue(t.has('Hello'))
 
509
        transport = self.get_vfat_transport('.')
 
510
        transport.mkdir('HELLO')
 
511
        self.assertTrue(transport.has('hello'))
 
512
        self.assertTrue(transport.has('Hello'))
635
513
 
636
514
    def test_forbidden_chars(self):
637
 
        t = self.get_vfat_transport('.')
638
 
        self.assertRaises(ValueError, t.has, "<NU>")
639
 
 
640
 
 
641
 
class BadTransportHandler(transport.Transport):
 
515
        transport = self.get_vfat_transport('.')
 
516
        self.assertRaises(ValueError, transport.has, "<NU>")
 
517
 
 
518
 
 
519
class BadTransportHandler(Transport):
642
520
    def __init__(self, base_url):
643
 
        raise errors.DependencyNotPresent('some_lib',
644
 
                                          'testing missing dependency')
645
 
 
646
 
 
647
 
class BackupTransportHandler(transport.Transport):
 
521
        raise DependencyNotPresent('some_lib', 'testing missing dependency')
 
522
 
 
523
 
 
524
class BackupTransportHandler(Transport):
648
525
    """Test transport that works as a backup for the BadTransportHandler"""
649
526
    pass
650
527
 
651
528
 
652
 
class TestTransportImplementation(tests.TestCaseInTempDir):
 
529
class TestTransportImplementation(TestCaseInTempDir):
653
530
    """Implementation verification for transports.
654
 
 
 
531
    
655
532
    To verify a transport we need a server factory, which is a callable
656
533
    that accepts no parameters and returns an implementation of
657
534
    bzrlib.transport.Server.
658
 
 
 
535
    
659
536
    That Server is then used to construct transport instances and test
660
537
    the transport via loopback activity.
661
538
 
662
 
    Currently this assumes that the Transport object is connected to the
663
 
    current working directory.  So that whatever is done
664
 
    through the transport, should show up in the working
 
539
    Currently this assumes that the Transport object is connected to the 
 
540
    current working directory.  So that whatever is done 
 
541
    through the transport, should show up in the working 
665
542
    directory, and vice-versa. This is a bug, because its possible to have
666
 
    URL schemes which provide access to something that may not be
667
 
    result in storage on the local disk, i.e. due to file system limits, or
 
543
    URL schemes which provide access to something that may not be 
 
544
    result in storage on the local disk, i.e. due to file system limits, or 
668
545
    due to it being a database or some other non-filesystem tool.
669
546
 
670
547
    This also tests to make sure that the functions work with both
671
548
    generators and lists (assuming iter(list) is effectively a generator)
672
549
    """
673
 
 
 
550
    
674
551
    def setUp(self):
675
552
        super(TestTransportImplementation, self).setUp()
676
553
        self._server = self.transport_server()
677
 
        self.start_server(self._server)
 
554
        self._server.setUp()
 
555
        self.addCleanup(self._server.tearDown)
678
556
 
679
557
    def get_transport(self, relpath=None):
680
558
        """Return a connected transport to the local directory.
684
562
        base_url = self._server.get_url()
685
563
        url = self._adjust_url(base_url, relpath)
686
564
        # try getting the transport via the regular interface:
687
 
        t = transport.get_transport(url)
688
 
        # vila--20070607 if the following are commented out the test suite
689
 
        # still pass. Is this really still needed or was it a forgotten
690
 
        # temporary fix ?
 
565
        t = get_transport(url)
691
566
        if not isinstance(t, self.transport_class):
692
567
            # we did not get the correct transport class type. Override the
693
568
            # regular connection behaviour by direct construction.
695
570
        return t
696
571
 
697
572
 
698
 
class TestLocalTransports(tests.TestCase):
 
573
class TestLocalTransports(TestCase):
699
574
 
700
575
    def test_get_transport_from_abspath(self):
701
 
        here = osutils.abspath('.')
702
 
        t = transport.get_transport(here)
703
 
        self.assertIsInstance(t, local.LocalTransport)
 
576
        here = os.path.abspath('.')
 
577
        t = get_transport(here)
 
578
        self.assertIsInstance(t, LocalTransport)
704
579
        self.assertEquals(t.base, urlutils.local_path_to_url(here) + '/')
705
580
 
706
581
    def test_get_transport_from_relpath(self):
707
 
        here = osutils.abspath('.')
708
 
        t = transport.get_transport('.')
709
 
        self.assertIsInstance(t, local.LocalTransport)
 
582
        here = os.path.abspath('.')
 
583
        t = get_transport('.')
 
584
        self.assertIsInstance(t, LocalTransport)
710
585
        self.assertEquals(t.base, urlutils.local_path_to_url('.') + '/')
711
586
 
712
587
    def test_get_transport_from_local_url(self):
713
 
        here = osutils.abspath('.')
 
588
        here = os.path.abspath('.')
714
589
        here_url = urlutils.local_path_to_url(here) + '/'
715
 
        t = transport.get_transport(here_url)
716
 
        self.assertIsInstance(t, local.LocalTransport)
 
590
        t = get_transport(here_url)
 
591
        self.assertIsInstance(t, LocalTransport)
717
592
        self.assertEquals(t.base, here_url)
718
593
 
719
594
    def test_local_abspath(self):
720
 
        here = osutils.abspath('.')
721
 
        t = transport.get_transport(here)
 
595
        here = os.path.abspath('.')
 
596
        t = get_transport(here)
722
597
        self.assertEquals(t.local_abspath(''), here)
723
598
 
724
599
 
725
 
class TestWin32LocalTransport(tests.TestCase):
 
600
class TestWin32LocalTransport(TestCase):
726
601
 
727
602
    def test_unc_clone_to_root(self):
728
603
        # Win32 UNC path like \\HOST\path
729
604
        # clone to root should stop at least at \\HOST part
730
605
        # not on \\
731
 
        t = local.EmulatedWin32LocalTransport('file://HOST/path/to/some/dir/')
 
606
        t = EmulatedWin32LocalTransport('file://HOST/path/to/some/dir/')
732
607
        for i in xrange(4):
733
608
            t = t.clone('..')
734
609
        self.assertEquals(t.base, 'file://HOST/')
737
612
        self.assertEquals(t.base, 'file://HOST/')
738
613
 
739
614
 
740
 
class TestConnectedTransport(tests.TestCase):
741
 
    """Tests for connected to remote server transports"""
742
 
 
743
 
    def test_parse_url(self):
744
 
        t = transport.ConnectedTransport(
745
 
            'http://simple.example.com/home/source')
746
 
        self.assertEquals(t._host, 'simple.example.com')
747
 
        self.assertEquals(t._port, None)
748
 
        self.assertEquals(t._path, '/home/source/')
749
 
        self.failUnless(t._user is None)
750
 
        self.failUnless(t._password is None)
751
 
 
752
 
        self.assertEquals(t.base, 'http://simple.example.com/home/source/')
753
 
 
754
 
    def test_parse_url_with_at_in_user(self):
755
 
        # Bug 228058
756
 
        t = transport.ConnectedTransport('ftp://user@host.com@www.host.com/')
757
 
        self.assertEquals(t._user, 'user@host.com')
758
 
 
759
 
    def test_parse_quoted_url(self):
760
 
        t = transport.ConnectedTransport(
761
 
            'http://ro%62ey:h%40t@ex%41mple.com:2222/path')
762
 
        self.assertEquals(t._host, 'exAmple.com')
763
 
        self.assertEquals(t._port, 2222)
764
 
        self.assertEquals(t._user, 'robey')
765
 
        self.assertEquals(t._password, 'h@t')
766
 
        self.assertEquals(t._path, '/path/')
767
 
 
768
 
        # Base should not keep track of the password
769
 
        self.assertEquals(t.base, 'http://robey@exAmple.com:2222/path/')
770
 
 
771
 
    def test_parse_invalid_url(self):
772
 
        self.assertRaises(errors.InvalidURL,
773
 
                          transport.ConnectedTransport,
774
 
                          'sftp://lily.org:~janneke/public/bzr/gub')
775
 
 
776
 
    def test_relpath(self):
777
 
        t = transport.ConnectedTransport('sftp://user@host.com/abs/path')
778
 
 
779
 
        self.assertEquals(t.relpath('sftp://user@host.com/abs/path/sub'), 'sub')
780
 
        self.assertRaises(errors.PathNotChild, t.relpath,
781
 
                          'http://user@host.com/abs/path/sub')
782
 
        self.assertRaises(errors.PathNotChild, t.relpath,
783
 
                          'sftp://user2@host.com/abs/path/sub')
784
 
        self.assertRaises(errors.PathNotChild, t.relpath,
785
 
                          'sftp://user@otherhost.com/abs/path/sub')
786
 
        self.assertRaises(errors.PathNotChild, t.relpath,
787
 
                          'sftp://user@host.com:33/abs/path/sub')
788
 
        # Make sure it works when we don't supply a username
789
 
        t = transport.ConnectedTransport('sftp://host.com/abs/path')
790
 
        self.assertEquals(t.relpath('sftp://host.com/abs/path/sub'), 'sub')
791
 
 
792
 
        # Make sure it works when parts of the path will be url encoded
793
 
        t = transport.ConnectedTransport('sftp://host.com/dev/%path')
794
 
        self.assertEquals(t.relpath('sftp://host.com/dev/%path/sub'), 'sub')
795
 
 
796
 
    def test_connection_sharing_propagate_credentials(self):
797
 
        t = transport.ConnectedTransport('ftp://user@host.com/abs/path')
798
 
        self.assertEquals('user', t._user)
799
 
        self.assertEquals('host.com', t._host)
800
 
        self.assertIs(None, t._get_connection())
801
 
        self.assertIs(None, t._password)
802
 
        c = t.clone('subdir')
803
 
        self.assertIs(None, c._get_connection())
804
 
        self.assertIs(None, t._password)
805
 
 
806
 
        # Simulate the user entering a password
807
 
        password = 'secret'
808
 
        connection = object()
809
 
        t._set_connection(connection, password)
810
 
        self.assertIs(connection, t._get_connection())
811
 
        self.assertIs(password, t._get_credentials())
812
 
        self.assertIs(connection, c._get_connection())
813
 
        self.assertIs(password, c._get_credentials())
814
 
 
815
 
        # credentials can be updated
816
 
        new_password = 'even more secret'
817
 
        c._update_credentials(new_password)
818
 
        self.assertIs(connection, t._get_connection())
819
 
        self.assertIs(new_password, t._get_credentials())
820
 
        self.assertIs(connection, c._get_connection())
821
 
        self.assertIs(new_password, c._get_credentials())
822
 
 
823
 
 
824
 
class TestReusedTransports(tests.TestCase):
825
 
    """Tests for transport reuse"""
826
 
 
827
 
    def test_reuse_same_transport(self):
828
 
        possible_transports = []
829
 
        t1 = transport.get_transport('http://foo/',
830
 
                                     possible_transports=possible_transports)
831
 
        self.assertEqual([t1], possible_transports)
832
 
        t2 = transport.get_transport('http://foo/',
833
 
                                     possible_transports=[t1])
834
 
        self.assertIs(t1, t2)
835
 
 
836
 
        # Also check that final '/' are handled correctly
837
 
        t3 = transport.get_transport('http://foo/path/')
838
 
        t4 = transport.get_transport('http://foo/path',
839
 
                                     possible_transports=[t3])
840
 
        self.assertIs(t3, t4)
841
 
 
842
 
        t5 = transport.get_transport('http://foo/path')
843
 
        t6 = transport.get_transport('http://foo/path/',
844
 
                                     possible_transports=[t5])
845
 
        self.assertIs(t5, t6)
846
 
 
847
 
    def test_don_t_reuse_different_transport(self):
848
 
        t1 = transport.get_transport('http://foo/path')
849
 
        t2 = transport.get_transport('http://bar/path',
850
 
                                     possible_transports=[t1])
851
 
        self.assertIsNot(t1, t2)
852
 
 
853
 
 
854
 
class TestTransportTrace(tests.TestCase):
855
 
 
856
 
    def test_get(self):
857
 
        t = transport.get_transport('trace+memory://')
858
 
        self.assertIsInstance(t, bzrlib.transport.trace.TransportTraceDecorator)
859
 
 
860
 
    def test_clone_preserves_activity(self):
861
 
        t = transport.get_transport('trace+memory://')
862
 
        t2 = t.clone('.')
863
 
        self.assertTrue(t is not t2)
864
 
        self.assertTrue(t._activity is t2._activity)
865
 
 
866
 
    # the following specific tests are for the operations that have made use of
867
 
    # logging in tests; we could test every single operation but doing that
868
 
    # still won't cause a test failure when the top level Transport API
869
 
    # changes; so there is little return doing that.
870
 
    def test_get(self):
871
 
        t = transport.get_transport('trace+memory:///')
872
 
        t.put_bytes('foo', 'barish')
873
 
        t.get('foo')
874
 
        expected_result = []
875
 
        # put_bytes records the bytes, not the content to avoid memory
876
 
        # pressure.
877
 
        expected_result.append(('put_bytes', 'foo', 6, None))
878
 
        # get records the file name only.
879
 
        expected_result.append(('get', 'foo'))
880
 
        self.assertEqual(expected_result, t._activity)
881
 
 
882
 
    def test_readv(self):
883
 
        t = transport.get_transport('trace+memory:///')
884
 
        t.put_bytes('foo', 'barish')
885
 
        list(t.readv('foo', [(0, 1), (3, 2)],
886
 
                     adjust_for_latency=True, upper_limit=6))
887
 
        expected_result = []
888
 
        # put_bytes records the bytes, not the content to avoid memory
889
 
        # pressure.
890
 
        expected_result.append(('put_bytes', 'foo', 6, None))
891
 
        # readv records the supplied offset request
892
 
        expected_result.append(('readv', 'foo', [(0, 1), (3, 2)], True, 6))
893
 
        self.assertEqual(expected_result, t._activity)
894
 
 
895
 
 
896
 
class TestSSHConnections(tests.TestCaseWithTransport):
897
 
 
898
 
    def test_bzr_connect_to_bzr_ssh(self):
899
 
        """User acceptance that get_transport of a bzr+ssh:// behaves correctly.
900
 
 
901
 
        bzr+ssh:// should cause bzr to run a remote bzr smart server over SSH.
902
 
        """
903
 
        # This test actually causes a bzr instance to be invoked, which is very
904
 
        # expensive: it should be the only such test in the test suite.
905
 
        # A reasonable evolution for this would be to simply check inside
906
 
        # check_channel_exec_request that the command is appropriate, and then
907
 
        # satisfy requests in-process.
908
 
        self.requireFeature(features.paramiko)
909
 
        # SFTPFullAbsoluteServer has a get_url method, and doesn't
910
 
        # override the interface (doesn't change self._vendor).
911
 
        # Note that this does encryption, so can be slow.
912
 
        from bzrlib.tests import stub_sftp
913
 
 
914
 
        # Start an SSH server
915
 
        self.command_executed = []
916
 
        # XXX: This is horrible -- we define a really dumb SSH server that
917
 
        # executes commands, and manage the hooking up of stdin/out/err to the
918
 
        # SSH channel ourselves.  Surely this has already been implemented
919
 
        # elsewhere?
920
 
        started = []
921
 
        class StubSSHServer(stub_sftp.StubServer):
922
 
 
923
 
            test = self
924
 
 
925
 
            def check_channel_exec_request(self, channel, command):
926
 
                self.test.command_executed.append(command)
927
 
                proc = subprocess.Popen(
928
 
                    command, shell=True, stdin=subprocess.PIPE,
929
 
                    stdout=subprocess.PIPE, stderr=subprocess.PIPE)
930
 
 
931
 
                # XXX: horribly inefficient, not to mention ugly.
932
 
                # Start a thread for each of stdin/out/err, and relay bytes from
933
 
                # the subprocess to channel and vice versa.
934
 
                def ferry_bytes(read, write, close):
935
 
                    while True:
936
 
                        bytes = read(1)
937
 
                        if bytes == '':
938
 
                            close()
939
 
                            break
940
 
                        write(bytes)
941
 
 
942
 
                file_functions = [
943
 
                    (channel.recv, proc.stdin.write, proc.stdin.close),
944
 
                    (proc.stdout.read, channel.sendall, channel.close),
945
 
                    (proc.stderr.read, channel.sendall_stderr, channel.close)]
946
 
                started.append(proc)
947
 
                for read, write, close in file_functions:
948
 
                    t = threading.Thread(
949
 
                        target=ferry_bytes, args=(read, write, close))
950
 
                    t.start()
951
 
                    started.append(t)
952
 
 
953
 
                return True
954
 
 
955
 
        ssh_server = stub_sftp.SFTPFullAbsoluteServer(StubSSHServer)
956
 
        # We *don't* want to override the default SSH vendor: the detected one
957
 
        # is the one to use.
958
 
        self.start_server(ssh_server)
959
 
        port = ssh_server._listener.port
960
 
 
961
 
        if sys.platform == 'win32':
962
 
            bzr_remote_path = sys.executable + ' ' + self.get_bzr_path()
963
 
        else:
964
 
            bzr_remote_path = self.get_bzr_path()
965
 
        os.environ['BZR_REMOTE_PATH'] = bzr_remote_path
966
 
 
967
 
        # Access the branch via a bzr+ssh URL.  The BZR_REMOTE_PATH environment
968
 
        # variable is used to tell bzr what command to run on the remote end.
969
 
        path_to_branch = osutils.abspath('.')
970
 
        if sys.platform == 'win32':
971
 
            # On Windows, we export all drives as '/C:/, etc. So we need to
972
 
            # prefix a '/' to get the right path.
973
 
            path_to_branch = '/' + path_to_branch
974
 
        url = 'bzr+ssh://fred:secret@localhost:%d%s' % (port, path_to_branch)
975
 
        t = transport.get_transport(url)
976
 
        self.permit_url(t.base)
977
 
        t.mkdir('foo')
978
 
 
979
 
        self.assertEqual(
980
 
            ['%s serve --inet --directory=/ --allow-writes' % bzr_remote_path],
981
 
            self.command_executed)
982
 
        # Make sure to disconnect, so that the remote process can stop, and we
983
 
        # can cleanup. Then pause the test until everything is shutdown
984
 
        t._client._medium.disconnect()
985
 
        if not started:
986
 
            return
987
 
        # First wait for the subprocess
988
 
        started[0].wait()
989
 
        # And the rest are threads
990
 
        for t in started[1:]:
991
 
            t.join()
 
615
def get_test_permutations():
 
616
    """Return transport permutations to be used in testing.
 
617
 
 
618
    This module registers some transports, but they're only for testing
 
619
    registration.  We don't really want to run all the transport tests against
 
620
    them.
 
621
    """
 
622
    return []