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Viewing changes to bzrlib/tests/test_selftest.py

  • Committer: Aaron Bentley
  • Date: 2008-04-28 00:47:10 UTC
  • mto: This revision was merged to the branch mainline in revision 3392.
  • Revision ID: aaron@aaronbentley.com-20080428004710-gd8t8y6rgq38wy38
Remove bogus bundle validation

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1
# Copyright (C) 2005, 2006, 2007 Canonical Ltd
 
2
#
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
#
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
#
 
13
# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
16
 
 
17
"""Tests for the test framework."""
 
18
 
 
19
import cStringIO
 
20
import os
 
21
from StringIO import StringIO
 
22
import sys
 
23
import time
 
24
import unittest
 
25
import warnings
 
26
 
 
27
import bzrlib
 
28
from bzrlib import (
 
29
    bzrdir,
 
30
    errors,
 
31
    memorytree,
 
32
    osutils,
 
33
    repository,
 
34
    symbol_versioning,
 
35
    tests,
 
36
    )
 
37
from bzrlib.progress import _BaseProgressBar
 
38
from bzrlib.repofmt import weaverepo
 
39
from bzrlib.symbol_versioning import (
 
40
    one_zero,
 
41
    zero_eleven,
 
42
    zero_ten,
 
43
    )
 
44
from bzrlib.tests import (
 
45
                          ChrootedTestCase,
 
46
                          ExtendedTestResult,
 
47
                          Feature,
 
48
                          KnownFailure,
 
49
                          TestCase,
 
50
                          TestCaseInTempDir,
 
51
                          TestCaseWithMemoryTransport,
 
52
                          TestCaseWithTransport,
 
53
                          TestNotApplicable,
 
54
                          TestSkipped,
 
55
                          TestSuite,
 
56
                          TestUtil,
 
57
                          TextTestRunner,
 
58
                          UnavailableFeature,
 
59
                          condition_id_re,
 
60
                          condition_isinstance,
 
61
                          exclude_tests_by_condition,
 
62
                          exclude_tests_by_re,
 
63
                          filter_suite_by_condition,
 
64
                          filter_suite_by_re,
 
65
                          iter_suite_tests,
 
66
                          preserve_input,
 
67
                          randomize_suite,
 
68
                          sort_suite_by_re,
 
69
                          split_suite_by_re,
 
70
                          test_lsprof,
 
71
                          test_suite,
 
72
                          )
 
73
from bzrlib.tests.test_sftp_transport import TestCaseWithSFTPServer
 
74
from bzrlib.tests.TestUtil import _load_module_by_name
 
75
from bzrlib.trace import note
 
76
from bzrlib.transport.memory import MemoryServer, MemoryTransport
 
77
from bzrlib.version import _get_bzr_source_tree
 
78
 
 
79
 
 
80
def _test_ids(test_suite):
 
81
    """Get the ids for the tests in a test suite."""
 
82
    return [t.id() for t in iter_suite_tests(test_suite)]
 
83
 
 
84
 
 
85
class SelftestTests(TestCase):
 
86
 
 
87
    def test_import_tests(self):
 
88
        mod = _load_module_by_name('bzrlib.tests.test_selftest')
 
89
        self.assertEqual(mod.SelftestTests, SelftestTests)
 
90
 
 
91
    def test_import_test_failure(self):
 
92
        self.assertRaises(ImportError,
 
93
                          _load_module_by_name,
 
94
                          'bzrlib.no-name-yet')
 
95
 
 
96
class MetaTestLog(TestCase):
 
97
 
 
98
    def test_logging(self):
 
99
        """Test logs are captured when a test fails."""
 
100
        self.log('a test message')
 
101
        self._log_file.flush()
 
102
        self.assertContainsRe(self._get_log(keep_log_file=True),
 
103
                              'a test message\n')
 
104
 
 
105
 
 
106
class TestTreeShape(TestCaseInTempDir):
 
107
 
 
108
    def test_unicode_paths(self):
 
109
        filename = u'hell\u00d8'
 
110
        try:
 
111
            self.build_tree_contents([(filename, 'contents of hello')])
 
112
        except UnicodeEncodeError:
 
113
            raise TestSkipped("can't build unicode working tree in "
 
114
                "filesystem encoding %s" % sys.getfilesystemencoding())
 
115
        self.failUnlessExists(filename)
 
116
 
 
117
 
 
118
class TestTransportProviderAdapter(TestCase):
 
119
    """A group of tests that test the transport implementation adaption core.
 
120
 
 
121
    This is a meta test that the tests are applied to all available 
 
122
    transports.
 
123
 
 
124
    This will be generalised in the future which is why it is in this 
 
125
    test file even though it is specific to transport tests at the moment.
 
126
    """
 
127
 
 
128
    def test_get_transport_permutations(self):
 
129
        # this checks that we the module get_test_permutations call
 
130
        # is made by the adapter get_transport_test_permitations method.
 
131
        class MockModule(object):
 
132
            def get_test_permutations(self):
 
133
                return sample_permutation
 
134
        sample_permutation = [(1,2), (3,4)]
 
135
        from bzrlib.tests.test_transport_implementations \
 
136
            import TransportTestProviderAdapter
 
137
        adapter = TransportTestProviderAdapter()
 
138
        self.assertEqual(sample_permutation,
 
139
                         adapter.get_transport_test_permutations(MockModule()))
 
140
 
 
141
    def test_adapter_checks_all_modules(self):
 
142
        # this checks that the adapter returns as many permurtations as
 
143
        # there are in all the registered# transport modules for there
 
144
        # - we assume if this matches its probably doing the right thing
 
145
        # especially in combination with the tests for setting the right
 
146
        # classes below.
 
147
        from bzrlib.tests.test_transport_implementations \
 
148
            import TransportTestProviderAdapter
 
149
        from bzrlib.transport import _get_transport_modules
 
150
        modules = _get_transport_modules()
 
151
        permutation_count = 0
 
152
        for module in modules:
 
153
            try:
 
154
                permutation_count += len(reduce(getattr, 
 
155
                    (module + ".get_test_permutations").split('.')[1:],
 
156
                     __import__(module))())
 
157
            except errors.DependencyNotPresent:
 
158
                pass
 
159
        input_test = TestTransportProviderAdapter(
 
160
            "test_adapter_sets_transport_class")
 
161
        adapter = TransportTestProviderAdapter()
 
162
        self.assertEqual(permutation_count,
 
163
                         len(list(iter(adapter.adapt(input_test)))))
 
164
 
 
165
    def test_adapter_sets_transport_class(self):
 
166
        # Check that the test adapter inserts a transport and server into the
 
167
        # generated test.
 
168
        #
 
169
        # This test used to know about all the possible transports and the
 
170
        # order they were returned but that seems overly brittle (mbp
 
171
        # 20060307)
 
172
        from bzrlib.tests.test_transport_implementations \
 
173
            import TransportTestProviderAdapter
 
174
        scenarios = TransportTestProviderAdapter().scenarios
 
175
        # there are at least that many builtin transports
 
176
        self.assertTrue(len(scenarios) > 6)
 
177
        one_scenario = scenarios[0]
 
178
        self.assertIsInstance(one_scenario[0], str)
 
179
        self.assertTrue(issubclass(one_scenario[1]["transport_class"],
 
180
                                   bzrlib.transport.Transport))
 
181
        self.assertTrue(issubclass(one_scenario[1]["transport_server"],
 
182
                                   bzrlib.transport.Server))
 
183
 
 
184
 
 
185
class TestBranchProviderAdapter(TestCase):
 
186
    """A group of tests that test the branch implementation test adapter."""
 
187
 
 
188
    def test_constructor(self):
 
189
        # check that constructor parameters are passed through to the adapted
 
190
        # test.
 
191
        from bzrlib.tests.branch_implementations import BranchTestProviderAdapter
 
192
        server1 = "a"
 
193
        server2 = "b"
 
194
        formats = [("c", "C"), ("d", "D")]
 
195
        adapter = BranchTestProviderAdapter(server1, server2, formats)
 
196
        self.assertEqual(2, len(adapter.scenarios))
 
197
        self.assertEqual([
 
198
            ('str',
 
199
             {'branch_format': 'c',
 
200
              'bzrdir_format': 'C',
 
201
              'transport_readonly_server': 'b',
 
202
              'transport_server': 'a'}),
 
203
            ('str',
 
204
             {'branch_format': 'd',
 
205
              'bzrdir_format': 'D',
 
206
              'transport_readonly_server': 'b',
 
207
              'transport_server': 'a'})],
 
208
            adapter.scenarios)
 
209
 
 
210
 
 
211
class TestBzrDirProviderAdapter(TestCase):
 
212
    """A group of tests that test the bzr dir implementation test adapter."""
 
213
 
 
214
    def test_adapted_tests(self):
 
215
        # check that constructor parameters are passed through to the adapted
 
216
        # test.
 
217
        from bzrlib.tests.bzrdir_implementations import BzrDirTestProviderAdapter
 
218
        vfs_factory = "v"
 
219
        server1 = "a"
 
220
        server2 = "b"
 
221
        formats = ["c", "d"]
 
222
        adapter = BzrDirTestProviderAdapter(vfs_factory,
 
223
            server1, server2, formats)
 
224
        self.assertEqual([
 
225
            ('str',
 
226
             {'bzrdir_format': 'c',
 
227
              'transport_readonly_server': 'b',
 
228
              'transport_server': 'a',
 
229
              'vfs_transport_factory': 'v'}),
 
230
            ('str',
 
231
             {'bzrdir_format': 'd',
 
232
              'transport_readonly_server': 'b',
 
233
              'transport_server': 'a',
 
234
              'vfs_transport_factory': 'v'})],
 
235
            adapter.scenarios)
 
236
 
 
237
 
 
238
class TestRepositoryProviderAdapter(TestCase):
 
239
    """A group of tests that test the repository implementation test adapter."""
 
240
 
 
241
    def test_constructor(self):
 
242
        # check that constructor parameters are passed through to the
 
243
        # scenarios.
 
244
        from bzrlib.tests.repository_implementations import RepositoryTestProviderAdapter
 
245
        server1 = "a"
 
246
        server2 = "b"
 
247
        formats = [("c", "C"), ("d", "D")]
 
248
        adapter = RepositoryTestProviderAdapter(server1, server2, formats)
 
249
        self.assertEqual([
 
250
            ('str',
 
251
             {'bzrdir_format': 'C',
 
252
              'repository_format': 'c',
 
253
              'transport_readonly_server': 'b',
 
254
              'transport_server': 'a'}),
 
255
            ('str',
 
256
             {'bzrdir_format': 'D',
 
257
              'repository_format': 'd',
 
258
              'transport_readonly_server': 'b',
 
259
              'transport_server': 'a'})],
 
260
            adapter.scenarios)
 
261
 
 
262
    def test_setting_vfs_transport(self):
 
263
        """The vfs_transport_factory can be set optionally."""
 
264
        from bzrlib.tests.repository_implementations import RepositoryTestProviderAdapter
 
265
        formats = [("a", "b"), ("c", "d")]
 
266
        adapter = RepositoryTestProviderAdapter(None, None, formats,
 
267
            vfs_transport_factory="vfs")
 
268
        self.assertEqual([
 
269
            ('str',
 
270
             {'bzrdir_format': 'b',
 
271
              'repository_format': 'a',
 
272
              'transport_readonly_server': None,
 
273
              'transport_server': None,
 
274
              'vfs_transport_factory': 'vfs'}),
 
275
            ('str',
 
276
             {'bzrdir_format': 'd',
 
277
              'repository_format': 'c',
 
278
              'transport_readonly_server': None,
 
279
              'transport_server': None,
 
280
              'vfs_transport_factory': 'vfs'})],
 
281
            adapter.scenarios)
 
282
 
 
283
    def test_formats_to_scenarios(self):
 
284
        """The adapter can generate all the scenarios needed."""
 
285
        from bzrlib.tests.repository_implementations import RepositoryTestProviderAdapter
 
286
        no_vfs_adapter = RepositoryTestProviderAdapter("server", "readonly",
 
287
            [], None)
 
288
        vfs_adapter = RepositoryTestProviderAdapter("server", "readonly",
 
289
            [], vfs_transport_factory="vfs")
 
290
        # no_vfs generate scenarios without vfs_transport_factor
 
291
        formats = [("c", "C"), (1, "D")]
 
292
        self.assertEqual([
 
293
            ('str',
 
294
             {'bzrdir_format': 'C',
 
295
              'repository_format': 'c',
 
296
              'transport_readonly_server': 'readonly',
 
297
              'transport_server': 'server'}),
 
298
            ('int',
 
299
             {'bzrdir_format': 'D',
 
300
              'repository_format': 1,
 
301
              'transport_readonly_server': 'readonly',
 
302
              'transport_server': 'server'})],
 
303
            no_vfs_adapter.formats_to_scenarios(formats))
 
304
        self.assertEqual([
 
305
            ('str',
 
306
             {'bzrdir_format': 'C',
 
307
              'repository_format': 'c',
 
308
              'transport_readonly_server': 'readonly',
 
309
              'transport_server': 'server',
 
310
              'vfs_transport_factory': 'vfs'}),
 
311
            ('int',
 
312
             {'bzrdir_format': 'D',
 
313
              'repository_format': 1,
 
314
              'transport_readonly_server': 'readonly',
 
315
              'transport_server': 'server',
 
316
              'vfs_transport_factory': 'vfs'})],
 
317
            vfs_adapter.formats_to_scenarios(formats))
 
318
 
 
319
 
 
320
class TestTestScenarioApplier(TestCase):
 
321
    """Tests for the test adaption facilities."""
 
322
 
 
323
    def test_adapt_applies_scenarios(self):
 
324
        from bzrlib.tests.repository_implementations import TestScenarioApplier
 
325
        input_test = TestTestScenarioApplier("test_adapt_test_to_scenario")
 
326
        adapter = TestScenarioApplier()
 
327
        adapter.scenarios = [("1", "dict"), ("2", "settings")]
 
328
        calls = []
 
329
        def capture_call(test, scenario):
 
330
            calls.append((test, scenario))
 
331
            return test
 
332
        adapter.adapt_test_to_scenario = capture_call
 
333
        adapter.adapt(input_test)
 
334
        self.assertEqual([(input_test, ("1", "dict")),
 
335
            (input_test, ("2", "settings"))], calls)
 
336
 
 
337
    def test_adapt_test_to_scenario(self):
 
338
        from bzrlib.tests.repository_implementations import TestScenarioApplier
 
339
        input_test = TestTestScenarioApplier("test_adapt_test_to_scenario")
 
340
        adapter = TestScenarioApplier()
 
341
        # setup two adapted tests
 
342
        adapted_test1 = adapter.adapt_test_to_scenario(input_test,
 
343
            ("new id",
 
344
            {"bzrdir_format":"bzr_format",
 
345
             "repository_format":"repo_fmt",
 
346
             "transport_server":"transport_server",
 
347
             "transport_readonly_server":"readonly-server"}))
 
348
        adapted_test2 = adapter.adapt_test_to_scenario(input_test,
 
349
            ("new id 2", {"bzrdir_format":None}))
 
350
        # input_test should have been altered.
 
351
        self.assertRaises(AttributeError, getattr, input_test, "bzrdir_format")
 
352
        # the new tests are mutually incompatible, ensuring it has 
 
353
        # made new ones, and unspecified elements in the scenario
 
354
        # should not have been altered.
 
355
        self.assertEqual("bzr_format", adapted_test1.bzrdir_format)
 
356
        self.assertEqual("repo_fmt", adapted_test1.repository_format)
 
357
        self.assertEqual("transport_server", adapted_test1.transport_server)
 
358
        self.assertEqual("readonly-server",
 
359
            adapted_test1.transport_readonly_server)
 
360
        self.assertEqual(
 
361
            "bzrlib.tests.test_selftest.TestTestScenarioApplier."
 
362
            "test_adapt_test_to_scenario(new id)",
 
363
            adapted_test1.id())
 
364
        self.assertEqual(None, adapted_test2.bzrdir_format)
 
365
        self.assertEqual(
 
366
            "bzrlib.tests.test_selftest.TestTestScenarioApplier."
 
367
            "test_adapt_test_to_scenario(new id 2)",
 
368
            adapted_test2.id())
 
369
 
 
370
 
 
371
class TestInterRepositoryProviderAdapter(TestCase):
 
372
    """A group of tests that test the InterRepository test adapter."""
 
373
 
 
374
    def test_adapted_tests(self):
 
375
        # check that constructor parameters are passed through to the adapted
 
376
        # test.
 
377
        from bzrlib.tests.interrepository_implementations import \
 
378
            InterRepositoryTestProviderAdapter
 
379
        server1 = "a"
 
380
        server2 = "b"
 
381
        formats = [(str, "C1", "C2"), (int, "D1", "D2")]
 
382
        adapter = InterRepositoryTestProviderAdapter(server1, server2, formats)
 
383
        self.assertEqual([
 
384
            ('str,str,str',
 
385
             {'interrepo_class': str,
 
386
              'repository_format': 'C1',
 
387
              'repository_format_to': 'C2',
 
388
              'transport_readonly_server': 'b',
 
389
              'transport_server': 'a'}),
 
390
            ('int,str,str',
 
391
             {'interrepo_class': int,
 
392
              'repository_format': 'D1',
 
393
              'repository_format_to': 'D2',
 
394
              'transport_readonly_server': 'b',
 
395
              'transport_server': 'a'})],
 
396
            adapter.formats_to_scenarios(formats))
 
397
 
 
398
 
 
399
class TestInterVersionedFileProviderAdapter(TestCase):
 
400
    """A group of tests that test the InterVersionedFile test adapter."""
 
401
 
 
402
    def test_scenarios(self):
 
403
        # check that constructor parameters are passed through to the adapted
 
404
        # test.
 
405
        from bzrlib.tests.interversionedfile_implementations \
 
406
            import InterVersionedFileTestProviderAdapter
 
407
        server1 = "a"
 
408
        server2 = "b"
 
409
        formats = [(str, "C1", "C2"), (int, "D1", "D2")]
 
410
        adapter = InterVersionedFileTestProviderAdapter(server1, server2, formats)
 
411
        self.assertEqual([
 
412
            ('str',
 
413
             {'interversionedfile_class':str,
 
414
              'transport_readonly_server': 'b',
 
415
              'transport_server': 'a',
 
416
              'versionedfile_factory': 'C1',
 
417
              'versionedfile_factory_to': 'C2'}),
 
418
            ('int',
 
419
             {'interversionedfile_class': int,
 
420
              'transport_readonly_server': 'b',
 
421
              'transport_server': 'a',
 
422
              'versionedfile_factory': 'D1',
 
423
              'versionedfile_factory_to': 'D2'})],
 
424
            adapter.scenarios)
 
425
 
 
426
 
 
427
class TestRevisionStoreProviderAdapter(TestCase):
 
428
    """A group of tests that test the RevisionStore test adapter."""
 
429
 
 
430
    def test_scenarios(self):
 
431
        # check that constructor parameters are passed through to the adapted
 
432
        # test.
 
433
        from bzrlib.tests.revisionstore_implementations \
 
434
            import RevisionStoreTestProviderAdapter
 
435
        # revision stores need a store factory - i.e. RevisionKnit
 
436
        #, a readonly and rw transport 
 
437
        # transport servers:
 
438
        server1 = "a"
 
439
        server2 = "b"
 
440
        store_factories = ["c", "d"]
 
441
        adapter = RevisionStoreTestProviderAdapter(server1, server2, store_factories)
 
442
        self.assertEqual([
 
443
            ('c',
 
444
             {'store_factory': 'c',
 
445
              'transport_readonly_server': 'b',
 
446
              'transport_server': 'a'}),
 
447
            ('d',
 
448
             {'store_factory': 'd',
 
449
              'transport_readonly_server': 'b',
 
450
              'transport_server': 'a'})],
 
451
            adapter.scenarios)
 
452
 
 
453
 
 
454
class TestWorkingTreeProviderAdapter(TestCase):
 
455
    """A group of tests that test the workingtree implementation test adapter."""
 
456
 
 
457
    def test_scenarios(self):
 
458
        # check that constructor parameters are passed through to the adapted
 
459
        # test.
 
460
        from bzrlib.tests.workingtree_implementations \
 
461
            import WorkingTreeTestProviderAdapter
 
462
        server1 = "a"
 
463
        server2 = "b"
 
464
        formats = [("c", "C"), ("d", "D")]
 
465
        adapter = WorkingTreeTestProviderAdapter(server1, server2, formats)
 
466
        self.assertEqual([
 
467
            ('str',
 
468
             {'bzrdir_format': 'C',
 
469
              'transport_readonly_server': 'b',
 
470
              'transport_server': 'a',
 
471
              'workingtree_format': 'c'}),
 
472
            ('str',
 
473
             {'bzrdir_format': 'D',
 
474
              'transport_readonly_server': 'b',
 
475
              'transport_server': 'a',
 
476
              'workingtree_format': 'd'})],
 
477
            adapter.scenarios)
 
478
 
 
479
 
 
480
class TestTreeProviderAdapter(TestCase):
 
481
    """Test the setup of tree_implementation tests."""
 
482
 
 
483
    def test_adapted_tests(self):
 
484
        # the tree implementation adapter is meant to setup one instance for
 
485
        # each working tree format, and one additional instance that will
 
486
        # use the default wt format, but create a revision tree for the tests.
 
487
        # this means that the wt ones should have the workingtree_to_test_tree
 
488
        # attribute set to 'return_parameter' and the revision one set to
 
489
        # revision_tree_from_workingtree.
 
490
 
 
491
        from bzrlib.tests.tree_implementations import (
 
492
            TreeTestProviderAdapter,
 
493
            return_parameter,
 
494
            revision_tree_from_workingtree
 
495
            )
 
496
        from bzrlib.workingtree import WorkingTreeFormat, WorkingTreeFormat3
 
497
        input_test = TestTreeProviderAdapter(
 
498
            "test_adapted_tests")
 
499
        server1 = "a"
 
500
        server2 = "b"
 
501
        formats = [("c", "C"), ("d", "D")]
 
502
        adapter = TreeTestProviderAdapter(server1, server2, formats)
 
503
        suite = adapter.adapt(input_test)
 
504
        tests = list(iter(suite))
 
505
        self.assertEqual(4, len(tests))
 
506
        # this must match the default format setp up in
 
507
        # TreeTestProviderAdapter.adapt
 
508
        default_format = WorkingTreeFormat3
 
509
        self.assertEqual(tests[0].workingtree_format, formats[0][0])
 
510
        self.assertEqual(tests[0].bzrdir_format, formats[0][1])
 
511
        self.assertEqual(tests[0].transport_server, server1)
 
512
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
513
        self.assertEqual(tests[0]._workingtree_to_test_tree, return_parameter)
 
514
        self.assertEqual(tests[1].workingtree_format, formats[1][0])
 
515
        self.assertEqual(tests[1].bzrdir_format, formats[1][1])
 
516
        self.assertEqual(tests[1].transport_server, server1)
 
517
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
518
        self.assertEqual(tests[1]._workingtree_to_test_tree, return_parameter)
 
519
        self.assertIsInstance(tests[2].workingtree_format, default_format)
 
520
        #self.assertEqual(tests[2].bzrdir_format,
 
521
        #                 default_format._matchingbzrdir)
 
522
        self.assertEqual(tests[2].transport_server, server1)
 
523
        self.assertEqual(tests[2].transport_readonly_server, server2)
 
524
        self.assertEqual(tests[2]._workingtree_to_test_tree,
 
525
            revision_tree_from_workingtree)
 
526
 
 
527
 
 
528
class TestInterTreeProviderAdapter(TestCase):
 
529
    """A group of tests that test the InterTreeTestAdapter."""
 
530
 
 
531
    def test_adapted_tests(self):
 
532
        # check that constructor parameters are passed through to the adapted
 
533
        # test.
 
534
        # for InterTree tests we want the machinery to bring up two trees in
 
535
        # each instance: the base one, and the one we are interacting with.
 
536
        # because each optimiser can be direction specific, we need to test
 
537
        # each optimiser in its chosen direction.
 
538
        # unlike the TestProviderAdapter we dont want to automatically add a
 
539
        # parameterized one for WorkingTree - the optimisers will tell us what
 
540
        # ones to add.
 
541
        from bzrlib.tests.tree_implementations import (
 
542
            return_parameter,
 
543
            revision_tree_from_workingtree
 
544
            )
 
545
        from bzrlib.tests.intertree_implementations import (
 
546
            InterTreeTestProviderAdapter,
 
547
            )
 
548
        from bzrlib.workingtree import WorkingTreeFormat2, WorkingTreeFormat3
 
549
        input_test = TestInterTreeProviderAdapter(
 
550
            "test_adapted_tests")
 
551
        server1 = "a"
 
552
        server2 = "b"
 
553
        format1 = WorkingTreeFormat2()
 
554
        format2 = WorkingTreeFormat3()
 
555
        formats = [(str, format1, format2, "converter1"),
 
556
            (int, format2, format1, "converter2")]
 
557
        adapter = InterTreeTestProviderAdapter(server1, server2, formats)
 
558
        suite = adapter.adapt(input_test)
 
559
        tests = list(iter(suite))
 
560
        self.assertEqual(2, len(tests))
 
561
        self.assertEqual(tests[0].intertree_class, formats[0][0])
 
562
        self.assertEqual(tests[0].workingtree_format, formats[0][1])
 
563
        self.assertEqual(tests[0].workingtree_format_to, formats[0][2])
 
564
        self.assertEqual(tests[0].mutable_trees_to_test_trees, formats[0][3])
 
565
        self.assertEqual(tests[0]._workingtree_to_test_tree, return_parameter)
 
566
        self.assertEqual(tests[0].transport_server, server1)
 
567
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
568
        self.assertEqual(tests[1].intertree_class, formats[1][0])
 
569
        self.assertEqual(tests[1].workingtree_format, formats[1][1])
 
570
        self.assertEqual(tests[1].workingtree_format_to, formats[1][2])
 
571
        self.assertEqual(tests[1].mutable_trees_to_test_trees, formats[1][3])
 
572
        self.assertEqual(tests[1]._workingtree_to_test_tree, return_parameter)
 
573
        self.assertEqual(tests[1].transport_server, server1)
 
574
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
575
 
 
576
 
 
577
class TestTestCaseInTempDir(TestCaseInTempDir):
 
578
 
 
579
    def test_home_is_not_working(self):
 
580
        self.assertNotEqual(self.test_dir, self.test_home_dir)
 
581
        cwd = osutils.getcwd()
 
582
        self.assertIsSameRealPath(self.test_dir, cwd)
 
583
        self.assertIsSameRealPath(self.test_home_dir, os.environ['HOME'])
 
584
 
 
585
 
 
586
class TestTestCaseWithMemoryTransport(TestCaseWithMemoryTransport):
 
587
 
 
588
    def test_home_is_non_existant_dir_under_root(self):
 
589
        """The test_home_dir for TestCaseWithMemoryTransport is missing.
 
590
 
 
591
        This is because TestCaseWithMemoryTransport is for tests that do not
 
592
        need any disk resources: they should be hooked into bzrlib in such a 
 
593
        way that no global settings are being changed by the test (only a 
 
594
        few tests should need to do that), and having a missing dir as home is
 
595
        an effective way to ensure that this is the case.
 
596
        """
 
597
        self.assertIsSameRealPath(
 
598
            self.TEST_ROOT + "/MemoryTransportMissingHomeDir",
 
599
            self.test_home_dir)
 
600
        self.assertIsSameRealPath(self.test_home_dir, os.environ['HOME'])
 
601
        
 
602
    def test_cwd_is_TEST_ROOT(self):
 
603
        self.assertIsSameRealPath(self.test_dir, self.TEST_ROOT)
 
604
        cwd = osutils.getcwd()
 
605
        self.assertIsSameRealPath(self.test_dir, cwd)
 
606
 
 
607
    def test_make_branch_and_memory_tree(self):
 
608
        """In TestCaseWithMemoryTransport we should not make the branch on disk.
 
609
 
 
610
        This is hard to comprehensively robustly test, so we settle for making
 
611
        a branch and checking no directory was created at its relpath.
 
612
        """
 
613
        tree = self.make_branch_and_memory_tree('dir')
 
614
        # Guard against regression into MemoryTransport leaking
 
615
        # files to disk instead of keeping them in memory.
 
616
        self.failIf(osutils.lexists('dir'))
 
617
        self.assertIsInstance(tree, memorytree.MemoryTree)
 
618
 
 
619
    def test_make_branch_and_memory_tree_with_format(self):
 
620
        """make_branch_and_memory_tree should accept a format option."""
 
621
        format = bzrdir.BzrDirMetaFormat1()
 
622
        format.repository_format = weaverepo.RepositoryFormat7()
 
623
        tree = self.make_branch_and_memory_tree('dir', format=format)
 
624
        # Guard against regression into MemoryTransport leaking
 
625
        # files to disk instead of keeping them in memory.
 
626
        self.failIf(osutils.lexists('dir'))
 
627
        self.assertIsInstance(tree, memorytree.MemoryTree)
 
628
        self.assertEqual(format.repository_format.__class__,
 
629
            tree.branch.repository._format.__class__)
 
630
 
 
631
    def test_safety_net(self):
 
632
        """No test should modify the safety .bzr directory.
 
633
 
 
634
        We just test that the _check_safety_net private method raises
 
635
        AssertionError, it's easier than building a test suite with the same
 
636
        test.
 
637
        """
 
638
        # Oops, a commit in the current directory (i.e. without local .bzr
 
639
        # directory) will crawl up the hierarchy to find a .bzr directory.
 
640
        self.run_bzr(['commit', '-mfoo', '--unchanged'])
 
641
        # But we have a safety net in place.
 
642
        self.assertRaises(AssertionError, self._check_safety_net)
 
643
 
 
644
 
 
645
class TestTestCaseWithTransport(TestCaseWithTransport):
 
646
    """Tests for the convenience functions TestCaseWithTransport introduces."""
 
647
 
 
648
    def test_get_readonly_url_none(self):
 
649
        from bzrlib.transport import get_transport
 
650
        from bzrlib.transport.memory import MemoryServer
 
651
        from bzrlib.transport.readonly import ReadonlyTransportDecorator
 
652
        self.vfs_transport_factory = MemoryServer
 
653
        self.transport_readonly_server = None
 
654
        # calling get_readonly_transport() constructs a decorator on the url
 
655
        # for the server
 
656
        url = self.get_readonly_url()
 
657
        url2 = self.get_readonly_url('foo/bar')
 
658
        t = get_transport(url)
 
659
        t2 = get_transport(url2)
 
660
        self.failUnless(isinstance(t, ReadonlyTransportDecorator))
 
661
        self.failUnless(isinstance(t2, ReadonlyTransportDecorator))
 
662
        self.assertEqual(t2.base[:-1], t.abspath('foo/bar'))
 
663
 
 
664
    def test_get_readonly_url_http(self):
 
665
        from bzrlib.tests.http_server import HttpServer
 
666
        from bzrlib.transport import get_transport
 
667
        from bzrlib.transport.local import LocalURLServer
 
668
        from bzrlib.transport.http import HttpTransportBase
 
669
        self.transport_server = LocalURLServer
 
670
        self.transport_readonly_server = HttpServer
 
671
        # calling get_readonly_transport() gives us a HTTP server instance.
 
672
        url = self.get_readonly_url()
 
673
        url2 = self.get_readonly_url('foo/bar')
 
674
        # the transport returned may be any HttpTransportBase subclass
 
675
        t = get_transport(url)
 
676
        t2 = get_transport(url2)
 
677
        self.failUnless(isinstance(t, HttpTransportBase))
 
678
        self.failUnless(isinstance(t2, HttpTransportBase))
 
679
        self.assertEqual(t2.base[:-1], t.abspath('foo/bar'))
 
680
 
 
681
    def test_is_directory(self):
 
682
        """Test assertIsDirectory assertion"""
 
683
        t = self.get_transport()
 
684
        self.build_tree(['a_dir/', 'a_file'], transport=t)
 
685
        self.assertIsDirectory('a_dir', t)
 
686
        self.assertRaises(AssertionError, self.assertIsDirectory, 'a_file', t)
 
687
        self.assertRaises(AssertionError, self.assertIsDirectory, 'not_here', t)
 
688
 
 
689
 
 
690
class TestTestCaseTransports(TestCaseWithTransport):
 
691
 
 
692
    def setUp(self):
 
693
        super(TestTestCaseTransports, self).setUp()
 
694
        self.vfs_transport_factory = MemoryServer
 
695
 
 
696
    def test_make_bzrdir_preserves_transport(self):
 
697
        t = self.get_transport()
 
698
        result_bzrdir = self.make_bzrdir('subdir')
 
699
        self.assertIsInstance(result_bzrdir.transport, 
 
700
                              MemoryTransport)
 
701
        # should not be on disk, should only be in memory
 
702
        self.failIfExists('subdir')
 
703
 
 
704
 
 
705
class TestChrootedTest(ChrootedTestCase):
 
706
 
 
707
    def test_root_is_root(self):
 
708
        from bzrlib.transport import get_transport
 
709
        t = get_transport(self.get_readonly_url())
 
710
        url = t.base
 
711
        self.assertEqual(url, t.clone('..').base)
 
712
 
 
713
 
 
714
class MockProgress(_BaseProgressBar):
 
715
    """Progress-bar standin that records calls.
 
716
 
 
717
    Useful for testing pb using code.
 
718
    """
 
719
 
 
720
    def __init__(self):
 
721
        _BaseProgressBar.__init__(self)
 
722
        self.calls = []
 
723
 
 
724
    def tick(self):
 
725
        self.calls.append(('tick',))
 
726
 
 
727
    def update(self, msg=None, current=None, total=None):
 
728
        self.calls.append(('update', msg, current, total))
 
729
 
 
730
    def clear(self):
 
731
        self.calls.append(('clear',))
 
732
 
 
733
    def note(self, msg, *args):
 
734
        self.calls.append(('note', msg, args))
 
735
 
 
736
 
 
737
class TestTestResult(TestCase):
 
738
 
 
739
    def check_timing(self, test_case, expected_re):
 
740
        result = bzrlib.tests.TextTestResult(self._log_file,
 
741
                descriptions=0,
 
742
                verbosity=1,
 
743
                )
 
744
        test_case.run(result)
 
745
        timed_string = result._testTimeString(test_case)
 
746
        self.assertContainsRe(timed_string, expected_re)
 
747
 
 
748
    def test_test_reporting(self):
 
749
        class ShortDelayTestCase(TestCase):
 
750
            def test_short_delay(self):
 
751
                time.sleep(0.003)
 
752
            def test_short_benchmark(self):
 
753
                self.time(time.sleep, 0.003)
 
754
        self.check_timing(ShortDelayTestCase('test_short_delay'),
 
755
                          r"^ +[0-9]+ms$")
 
756
        # if a benchmark time is given, we want a x of y style result.
 
757
        self.check_timing(ShortDelayTestCase('test_short_benchmark'),
 
758
                          r"^ +[0-9]+ms/ +[0-9]+ms$")
 
759
 
 
760
    def test_unittest_reporting_unittest_class(self):
 
761
        # getting the time from a non-bzrlib test works ok
 
762
        class ShortDelayTestCase(unittest.TestCase):
 
763
            def test_short_delay(self):
 
764
                time.sleep(0.003)
 
765
        self.check_timing(ShortDelayTestCase('test_short_delay'),
 
766
                          r"^ +[0-9]+ms$")
 
767
        
 
768
    def test_assigned_benchmark_file_stores_date(self):
 
769
        output = StringIO()
 
770
        result = bzrlib.tests.TextTestResult(self._log_file,
 
771
                                        descriptions=0,
 
772
                                        verbosity=1,
 
773
                                        bench_history=output
 
774
                                        )
 
775
        output_string = output.getvalue()
 
776
        # if you are wondering about the regexp please read the comment in
 
777
        # test_bench_history (bzrlib.tests.test_selftest.TestRunner)
 
778
        # XXX: what comment?  -- Andrew Bennetts
 
779
        self.assertContainsRe(output_string, "--date [0-9.]+")
 
780
 
 
781
    def test_benchhistory_records_test_times(self):
 
782
        result_stream = StringIO()
 
783
        result = bzrlib.tests.TextTestResult(
 
784
            self._log_file,
 
785
            descriptions=0,
 
786
            verbosity=1,
 
787
            bench_history=result_stream
 
788
            )
 
789
 
 
790
        # we want profile a call and check that its test duration is recorded
 
791
        # make a new test instance that when run will generate a benchmark
 
792
        example_test_case = TestTestResult("_time_hello_world_encoding")
 
793
        # execute the test, which should succeed and record times
 
794
        example_test_case.run(result)
 
795
        lines = result_stream.getvalue().splitlines()
 
796
        self.assertEqual(2, len(lines))
 
797
        self.assertContainsRe(lines[1],
 
798
            " *[0-9]+ms bzrlib.tests.test_selftest.TestTestResult"
 
799
            "._time_hello_world_encoding")
 
800
 
 
801
    def _time_hello_world_encoding(self):
 
802
        """Profile two sleep calls
 
803
        
 
804
        This is used to exercise the test framework.
 
805
        """
 
806
        self.time(unicode, 'hello', errors='replace')
 
807
        self.time(unicode, 'world', errors='replace')
 
808
 
 
809
    def test_lsprofiling(self):
 
810
        """Verbose test result prints lsprof statistics from test cases."""
 
811
        self.requireFeature(test_lsprof.LSProfFeature)
 
812
        result_stream = StringIO()
 
813
        result = bzrlib.tests.VerboseTestResult(
 
814
            unittest._WritelnDecorator(result_stream),
 
815
            descriptions=0,
 
816
            verbosity=2,
 
817
            )
 
818
        # we want profile a call of some sort and check it is output by
 
819
        # addSuccess. We dont care about addError or addFailure as they
 
820
        # are not that interesting for performance tuning.
 
821
        # make a new test instance that when run will generate a profile
 
822
        example_test_case = TestTestResult("_time_hello_world_encoding")
 
823
        example_test_case._gather_lsprof_in_benchmarks = True
 
824
        # execute the test, which should succeed and record profiles
 
825
        example_test_case.run(result)
 
826
        # lsprofile_something()
 
827
        # if this worked we want 
 
828
        # LSProf output for <built in function unicode> (['hello'], {'errors': 'replace'})
 
829
        #    CallCount    Recursive    Total(ms)   Inline(ms) module:lineno(function)
 
830
        # (the lsprof header)
 
831
        # ... an arbitrary number of lines
 
832
        # and the function call which is time.sleep.
 
833
        #           1        0            ???         ???       ???(sleep) 
 
834
        # and then repeated but with 'world', rather than 'hello'.
 
835
        # this should appear in the output stream of our test result.
 
836
        output = result_stream.getvalue()
 
837
        self.assertContainsRe(output,
 
838
            r"LSProf output for <type 'unicode'>\(\('hello',\), {'errors': 'replace'}\)")
 
839
        self.assertContainsRe(output,
 
840
            r" *CallCount *Recursive *Total\(ms\) *Inline\(ms\) *module:lineno\(function\)\n")
 
841
        self.assertContainsRe(output,
 
842
            r"( +1 +0 +0\.\d+ +0\.\d+ +<method 'disable' of '_lsprof\.Profiler' objects>\n)?")
 
843
        self.assertContainsRe(output,
 
844
            r"LSProf output for <type 'unicode'>\(\('world',\), {'errors': 'replace'}\)\n")
 
845
 
 
846
    def test_known_failure(self):
 
847
        """A KnownFailure being raised should trigger several result actions."""
 
848
        class InstrumentedTestResult(ExtendedTestResult):
 
849
 
 
850
            def report_test_start(self, test): pass
 
851
            def report_known_failure(self, test, err):
 
852
                self._call = test, err
 
853
        result = InstrumentedTestResult(None, None, None, None)
 
854
        def test_function():
 
855
            raise KnownFailure('failed!')
 
856
        test = unittest.FunctionTestCase(test_function)
 
857
        test.run(result)
 
858
        # it should invoke 'report_known_failure'.
 
859
        self.assertEqual(2, len(result._call))
 
860
        self.assertEqual(test, result._call[0])
 
861
        self.assertEqual(KnownFailure, result._call[1][0])
 
862
        self.assertIsInstance(result._call[1][1], KnownFailure)
 
863
        # we dont introspec the traceback, if the rest is ok, it would be
 
864
        # exceptional for it not to be.
 
865
        # it should update the known_failure_count on the object.
 
866
        self.assertEqual(1, result.known_failure_count)
 
867
        # the result should be successful.
 
868
        self.assertTrue(result.wasSuccessful())
 
869
 
 
870
    def test_verbose_report_known_failure(self):
 
871
        # verbose test output formatting
 
872
        result_stream = StringIO()
 
873
        result = bzrlib.tests.VerboseTestResult(
 
874
            unittest._WritelnDecorator(result_stream),
 
875
            descriptions=0,
 
876
            verbosity=2,
 
877
            )
 
878
        test = self.get_passing_test()
 
879
        result.startTest(test)
 
880
        prefix = len(result_stream.getvalue())
 
881
        # the err parameter has the shape:
 
882
        # (class, exception object, traceback)
 
883
        # KnownFailures dont get their tracebacks shown though, so we
 
884
        # can skip that.
 
885
        err = (KnownFailure, KnownFailure('foo'), None)
 
886
        result.report_known_failure(test, err)
 
887
        output = result_stream.getvalue()[prefix:]
 
888
        lines = output.splitlines()
 
889
        self.assertContainsRe(lines[0], r'XFAIL *\d+ms$')
 
890
        self.assertEqual(lines[1], '    foo')
 
891
        self.assertEqual(2, len(lines))
 
892
 
 
893
    def test_text_report_known_failure(self):
 
894
        # text test output formatting
 
895
        pb = MockProgress()
 
896
        result = bzrlib.tests.TextTestResult(
 
897
            None,
 
898
            descriptions=0,
 
899
            verbosity=1,
 
900
            pb=pb,
 
901
            )
 
902
        test = self.get_passing_test()
 
903
        # this seeds the state to handle reporting the test.
 
904
        result.startTest(test)
 
905
        # the err parameter has the shape:
 
906
        # (class, exception object, traceback)
 
907
        # KnownFailures dont get their tracebacks shown though, so we
 
908
        # can skip that.
 
909
        err = (KnownFailure, KnownFailure('foo'), None)
 
910
        result.report_known_failure(test, err)
 
911
        self.assertEqual(
 
912
            [
 
913
            ('update', '[1 in 0s] passing_test', None, None),
 
914
            ('note', 'XFAIL: %s\n%s\n', ('passing_test', err[1]))
 
915
            ],
 
916
            pb.calls)
 
917
        # known_failures should be printed in the summary, so if we run a test
 
918
        # after there are some known failures, the update prefix should match
 
919
        # this.
 
920
        result.known_failure_count = 3
 
921
        test.run(result)
 
922
        self.assertEqual(
 
923
            [
 
924
            ('update', '[2 in 0s] passing_test', None, None),
 
925
            ],
 
926
            pb.calls[2:])
 
927
 
 
928
    def get_passing_test(self):
 
929
        """Return a test object that can't be run usefully."""
 
930
        def passing_test():
 
931
            pass
 
932
        return unittest.FunctionTestCase(passing_test)
 
933
 
 
934
    def test_add_not_supported(self):
 
935
        """Test the behaviour of invoking addNotSupported."""
 
936
        class InstrumentedTestResult(ExtendedTestResult):
 
937
            def report_test_start(self, test): pass
 
938
            def report_unsupported(self, test, feature):
 
939
                self._call = test, feature
 
940
        result = InstrumentedTestResult(None, None, None, None)
 
941
        test = SampleTestCase('_test_pass')
 
942
        feature = Feature()
 
943
        result.startTest(test)
 
944
        result.addNotSupported(test, feature)
 
945
        # it should invoke 'report_unsupported'.
 
946
        self.assertEqual(2, len(result._call))
 
947
        self.assertEqual(test, result._call[0])
 
948
        self.assertEqual(feature, result._call[1])
 
949
        # the result should be successful.
 
950
        self.assertTrue(result.wasSuccessful())
 
951
        # it should record the test against a count of tests not run due to
 
952
        # this feature.
 
953
        self.assertEqual(1, result.unsupported['Feature'])
 
954
        # and invoking it again should increment that counter
 
955
        result.addNotSupported(test, feature)
 
956
        self.assertEqual(2, result.unsupported['Feature'])
 
957
 
 
958
    def test_verbose_report_unsupported(self):
 
959
        # verbose test output formatting
 
960
        result_stream = StringIO()
 
961
        result = bzrlib.tests.VerboseTestResult(
 
962
            unittest._WritelnDecorator(result_stream),
 
963
            descriptions=0,
 
964
            verbosity=2,
 
965
            )
 
966
        test = self.get_passing_test()
 
967
        feature = Feature()
 
968
        result.startTest(test)
 
969
        prefix = len(result_stream.getvalue())
 
970
        result.report_unsupported(test, feature)
 
971
        output = result_stream.getvalue()[prefix:]
 
972
        lines = output.splitlines()
 
973
        self.assertEqual(lines, ['NODEP                   0ms', "    The feature 'Feature' is not available."])
 
974
    
 
975
    def test_text_report_unsupported(self):
 
976
        # text test output formatting
 
977
        pb = MockProgress()
 
978
        result = bzrlib.tests.TextTestResult(
 
979
            None,
 
980
            descriptions=0,
 
981
            verbosity=1,
 
982
            pb=pb,
 
983
            )
 
984
        test = self.get_passing_test()
 
985
        feature = Feature()
 
986
        # this seeds the state to handle reporting the test.
 
987
        result.startTest(test)
 
988
        result.report_unsupported(test, feature)
 
989
        # no output on unsupported features
 
990
        self.assertEqual(
 
991
            [('update', '[1 in 0s] passing_test', None, None)
 
992
            ],
 
993
            pb.calls)
 
994
        # the number of missing features should be printed in the progress
 
995
        # summary, so check for that.
 
996
        result.unsupported = {'foo':0, 'bar':0}
 
997
        test.run(result)
 
998
        self.assertEqual(
 
999
            [
 
1000
            ('update', '[2 in 0s, 2 missing] passing_test', None, None),
 
1001
            ],
 
1002
            pb.calls[1:])
 
1003
    
 
1004
    def test_unavailable_exception(self):
 
1005
        """An UnavailableFeature being raised should invoke addNotSupported."""
 
1006
        class InstrumentedTestResult(ExtendedTestResult):
 
1007
 
 
1008
            def report_test_start(self, test): pass
 
1009
            def addNotSupported(self, test, feature):
 
1010
                self._call = test, feature
 
1011
        result = InstrumentedTestResult(None, None, None, None)
 
1012
        feature = Feature()
 
1013
        def test_function():
 
1014
            raise UnavailableFeature(feature)
 
1015
        test = unittest.FunctionTestCase(test_function)
 
1016
        test.run(result)
 
1017
        # it should invoke 'addNotSupported'.
 
1018
        self.assertEqual(2, len(result._call))
 
1019
        self.assertEqual(test, result._call[0])
 
1020
        self.assertEqual(feature, result._call[1])
 
1021
        # and not count as an error
 
1022
        self.assertEqual(0, result.error_count)
 
1023
 
 
1024
    def test_strict_with_unsupported_feature(self):
 
1025
        result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
 
1026
                                             verbosity=1)
 
1027
        test = self.get_passing_test()
 
1028
        feature = "Unsupported Feature"
 
1029
        result.addNotSupported(test, feature)
 
1030
        self.assertFalse(result.wasStrictlySuccessful())
 
1031
        self.assertEqual(None, result._extractBenchmarkTime(test))
 
1032
 
 
1033
    def test_strict_with_known_failure(self):
 
1034
        result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
 
1035
                                             verbosity=1)
 
1036
        test = self.get_passing_test()
 
1037
        err = (KnownFailure, KnownFailure('foo'), None)
 
1038
        result._addKnownFailure(test, err)
 
1039
        self.assertFalse(result.wasStrictlySuccessful())
 
1040
        self.assertEqual(None, result._extractBenchmarkTime(test))
 
1041
 
 
1042
    def test_strict_with_success(self):
 
1043
        result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
 
1044
                                             verbosity=1)
 
1045
        test = self.get_passing_test()
 
1046
        result.addSuccess(test)
 
1047
        self.assertTrue(result.wasStrictlySuccessful())
 
1048
        self.assertEqual(None, result._extractBenchmarkTime(test))
 
1049
 
 
1050
 
 
1051
class TestRunner(TestCase):
 
1052
 
 
1053
    def dummy_test(self):
 
1054
        pass
 
1055
 
 
1056
    def run_test_runner(self, testrunner, test):
 
1057
        """Run suite in testrunner, saving global state and restoring it.
 
1058
 
 
1059
        This current saves and restores:
 
1060
        TestCaseInTempDir.TEST_ROOT
 
1061
        
 
1062
        There should be no tests in this file that use bzrlib.tests.TextTestRunner
 
1063
        without using this convenience method, because of our use of global state.
 
1064
        """
 
1065
        old_root = TestCaseInTempDir.TEST_ROOT
 
1066
        try:
 
1067
            TestCaseInTempDir.TEST_ROOT = None
 
1068
            return testrunner.run(test)
 
1069
        finally:
 
1070
            TestCaseInTempDir.TEST_ROOT = old_root
 
1071
 
 
1072
    def test_known_failure_failed_run(self):
 
1073
        # run a test that generates a known failure which should be printed in
 
1074
        # the final output when real failures occur.
 
1075
        def known_failure_test():
 
1076
            raise KnownFailure('failed')
 
1077
        test = unittest.TestSuite()
 
1078
        test.addTest(unittest.FunctionTestCase(known_failure_test))
 
1079
        def failing_test():
 
1080
            raise AssertionError('foo')
 
1081
        test.addTest(unittest.FunctionTestCase(failing_test))
 
1082
        stream = StringIO()
 
1083
        runner = TextTestRunner(stream=stream)
 
1084
        result = self.run_test_runner(runner, test)
 
1085
        lines = stream.getvalue().splitlines()
 
1086
        self.assertEqual([
 
1087
            '',
 
1088
            '======================================================================',
 
1089
            'FAIL: unittest.FunctionTestCase (failing_test)',
 
1090
            '----------------------------------------------------------------------',
 
1091
            'Traceback (most recent call last):',
 
1092
            '    raise AssertionError(\'foo\')',
 
1093
            'AssertionError: foo',
 
1094
            '',
 
1095
            '----------------------------------------------------------------------',
 
1096
            '',
 
1097
            'FAILED (failures=1, known_failure_count=1)'],
 
1098
            lines[0:5] + lines[6:10] + lines[11:])
 
1099
 
 
1100
    def test_known_failure_ok_run(self):
 
1101
        # run a test that generates a known failure which should be printed in the final output.
 
1102
        def known_failure_test():
 
1103
            raise KnownFailure('failed')
 
1104
        test = unittest.FunctionTestCase(known_failure_test)
 
1105
        stream = StringIO()
 
1106
        runner = TextTestRunner(stream=stream)
 
1107
        result = self.run_test_runner(runner, test)
 
1108
        self.assertContainsRe(stream.getvalue(),
 
1109
            '\n'
 
1110
            '-*\n'
 
1111
            'Ran 1 test in .*\n'
 
1112
            '\n'
 
1113
            'OK \\(known_failures=1\\)\n')
 
1114
 
 
1115
    def test_skipped_test(self):
 
1116
        # run a test that is skipped, and check the suite as a whole still
 
1117
        # succeeds.
 
1118
        # skipping_test must be hidden in here so it's not run as a real test
 
1119
        def skipping_test():
 
1120
            raise TestSkipped('test intentionally skipped')
 
1121
 
 
1122
        runner = TextTestRunner(stream=self._log_file)
 
1123
        test = unittest.FunctionTestCase(skipping_test)
 
1124
        result = self.run_test_runner(runner, test)
 
1125
        self.assertTrue(result.wasSuccessful())
 
1126
 
 
1127
    def test_skipped_from_setup(self):
 
1128
        calls = []
 
1129
        class SkippedSetupTest(TestCase):
 
1130
 
 
1131
            def setUp(self):
 
1132
                calls.append('setUp')
 
1133
                self.addCleanup(self.cleanup)
 
1134
                raise TestSkipped('skipped setup')
 
1135
 
 
1136
            def test_skip(self):
 
1137
                self.fail('test reached')
 
1138
 
 
1139
            def cleanup(self):
 
1140
                calls.append('cleanup')
 
1141
 
 
1142
        runner = TextTestRunner(stream=self._log_file)
 
1143
        test = SkippedSetupTest('test_skip')
 
1144
        result = self.run_test_runner(runner, test)
 
1145
        self.assertTrue(result.wasSuccessful())
 
1146
        # Check if cleanup was called the right number of times.
 
1147
        self.assertEqual(['setUp', 'cleanup'], calls)
 
1148
 
 
1149
    def test_skipped_from_test(self):
 
1150
        calls = []
 
1151
        class SkippedTest(TestCase):
 
1152
 
 
1153
            def setUp(self):
 
1154
                calls.append('setUp')
 
1155
                self.addCleanup(self.cleanup)
 
1156
 
 
1157
            def test_skip(self):
 
1158
                raise TestSkipped('skipped test')
 
1159
 
 
1160
            def cleanup(self):
 
1161
                calls.append('cleanup')
 
1162
 
 
1163
        runner = TextTestRunner(stream=self._log_file)
 
1164
        test = SkippedTest('test_skip')
 
1165
        result = self.run_test_runner(runner, test)
 
1166
        self.assertTrue(result.wasSuccessful())
 
1167
        # Check if cleanup was called the right number of times.
 
1168
        self.assertEqual(['setUp', 'cleanup'], calls)
 
1169
 
 
1170
    def test_not_applicable(self):
 
1171
        # run a test that is skipped because it's not applicable
 
1172
        def not_applicable_test():
 
1173
            from bzrlib.tests import TestNotApplicable
 
1174
            raise TestNotApplicable('this test never runs')
 
1175
        out = StringIO()
 
1176
        runner = TextTestRunner(stream=out, verbosity=2)
 
1177
        test = unittest.FunctionTestCase(not_applicable_test)
 
1178
        result = self.run_test_runner(runner, test)
 
1179
        self._log_file.write(out.getvalue())
 
1180
        self.assertTrue(result.wasSuccessful())
 
1181
        self.assertTrue(result.wasStrictlySuccessful())
 
1182
        self.assertContainsRe(out.getvalue(),
 
1183
                r'(?m)not_applicable_test   * N/A')
 
1184
        self.assertContainsRe(out.getvalue(),
 
1185
                r'(?m)^    this test never runs')
 
1186
 
 
1187
    def test_not_applicable_demo(self):
 
1188
        # just so you can see it in the test output
 
1189
        raise TestNotApplicable('this test is just a demonstation')
 
1190
 
 
1191
    def test_unsupported_features_listed(self):
 
1192
        """When unsupported features are encountered they are detailed."""
 
1193
        class Feature1(Feature):
 
1194
            def _probe(self): return False
 
1195
        class Feature2(Feature):
 
1196
            def _probe(self): return False
 
1197
        # create sample tests
 
1198
        test1 = SampleTestCase('_test_pass')
 
1199
        test1._test_needs_features = [Feature1()]
 
1200
        test2 = SampleTestCase('_test_pass')
 
1201
        test2._test_needs_features = [Feature2()]
 
1202
        test = unittest.TestSuite()
 
1203
        test.addTest(test1)
 
1204
        test.addTest(test2)
 
1205
        stream = StringIO()
 
1206
        runner = TextTestRunner(stream=stream)
 
1207
        result = self.run_test_runner(runner, test)
 
1208
        lines = stream.getvalue().splitlines()
 
1209
        self.assertEqual([
 
1210
            'OK',
 
1211
            "Missing feature 'Feature1' skipped 1 tests.",
 
1212
            "Missing feature 'Feature2' skipped 1 tests.",
 
1213
            ],
 
1214
            lines[-3:])
 
1215
 
 
1216
    def test_bench_history(self):
 
1217
        # tests that the running the benchmark produces a history file
 
1218
        # containing a timestamp and the revision id of the bzrlib source which
 
1219
        # was tested.
 
1220
        workingtree = _get_bzr_source_tree()
 
1221
        test = TestRunner('dummy_test')
 
1222
        output = StringIO()
 
1223
        runner = TextTestRunner(stream=self._log_file, bench_history=output)
 
1224
        result = self.run_test_runner(runner, test)
 
1225
        output_string = output.getvalue()
 
1226
        self.assertContainsRe(output_string, "--date [0-9.]+")
 
1227
        if workingtree is not None:
 
1228
            revision_id = workingtree.get_parent_ids()[0]
 
1229
            self.assertEndsWith(output_string.rstrip(), revision_id)
 
1230
 
 
1231
    def assertLogDeleted(self, test):
 
1232
        log = test._get_log()
 
1233
        self.assertEqual("DELETED log file to reduce memory footprint", log)
 
1234
        self.assertEqual('', test._log_contents)
 
1235
        self.assertIs(None, test._log_file_name)
 
1236
 
 
1237
    def test_success_log_deleted(self):
 
1238
        """Successful tests have their log deleted"""
 
1239
 
 
1240
        class LogTester(TestCase):
 
1241
 
 
1242
            def test_success(self):
 
1243
                self.log('this will be removed\n')
 
1244
 
 
1245
        sio = cStringIO.StringIO()
 
1246
        runner = TextTestRunner(stream=sio)
 
1247
        test = LogTester('test_success')
 
1248
        result = self.run_test_runner(runner, test)
 
1249
 
 
1250
        self.assertLogDeleted(test)
 
1251
 
 
1252
    def test_skipped_log_deleted(self):
 
1253
        """Skipped tests have their log deleted"""
 
1254
 
 
1255
        class LogTester(TestCase):
 
1256
 
 
1257
            def test_skipped(self):
 
1258
                self.log('this will be removed\n')
 
1259
                raise tests.TestSkipped()
 
1260
 
 
1261
        sio = cStringIO.StringIO()
 
1262
        runner = TextTestRunner(stream=sio)
 
1263
        test = LogTester('test_skipped')
 
1264
        result = self.run_test_runner(runner, test)
 
1265
 
 
1266
        self.assertLogDeleted(test)
 
1267
 
 
1268
    def test_not_aplicable_log_deleted(self):
 
1269
        """Not applicable tests have their log deleted"""
 
1270
 
 
1271
        class LogTester(TestCase):
 
1272
 
 
1273
            def test_not_applicable(self):
 
1274
                self.log('this will be removed\n')
 
1275
                raise tests.TestNotApplicable()
 
1276
 
 
1277
        sio = cStringIO.StringIO()
 
1278
        runner = TextTestRunner(stream=sio)
 
1279
        test = LogTester('test_not_applicable')
 
1280
        result = self.run_test_runner(runner, test)
 
1281
 
 
1282
        self.assertLogDeleted(test)
 
1283
 
 
1284
    def test_known_failure_log_deleted(self):
 
1285
        """Know failure tests have their log deleted"""
 
1286
 
 
1287
        class LogTester(TestCase):
 
1288
 
 
1289
            def test_known_failure(self):
 
1290
                self.log('this will be removed\n')
 
1291
                raise tests.KnownFailure()
 
1292
 
 
1293
        sio = cStringIO.StringIO()
 
1294
        runner = TextTestRunner(stream=sio)
 
1295
        test = LogTester('test_known_failure')
 
1296
        result = self.run_test_runner(runner, test)
 
1297
 
 
1298
        self.assertLogDeleted(test)
 
1299
 
 
1300
    def test_fail_log_kept(self):
 
1301
        """Failed tests have their log kept"""
 
1302
 
 
1303
        class LogTester(TestCase):
 
1304
 
 
1305
            def test_fail(self):
 
1306
                self.log('this will be kept\n')
 
1307
                self.fail('this test fails')
 
1308
 
 
1309
        sio = cStringIO.StringIO()
 
1310
        runner = TextTestRunner(stream=sio)
 
1311
        test = LogTester('test_fail')
 
1312
        result = self.run_test_runner(runner, test)
 
1313
 
 
1314
        text = sio.getvalue()
 
1315
        self.assertContainsRe(text, 'this will be kept')
 
1316
        self.assertContainsRe(text, 'this test fails')
 
1317
 
 
1318
        log = test._get_log()
 
1319
        self.assertContainsRe(log, 'this will be kept')
 
1320
        self.assertEqual(log, test._log_contents)
 
1321
 
 
1322
    def test_error_log_kept(self):
 
1323
        """Tests with errors have their log kept"""
 
1324
 
 
1325
        class LogTester(TestCase):
 
1326
 
 
1327
            def test_error(self):
 
1328
                self.log('this will be kept\n')
 
1329
                raise ValueError('random exception raised')
 
1330
 
 
1331
        sio = cStringIO.StringIO()
 
1332
        runner = TextTestRunner(stream=sio)
 
1333
        test = LogTester('test_error')
 
1334
        result = self.run_test_runner(runner, test)
 
1335
 
 
1336
        text = sio.getvalue()
 
1337
        self.assertContainsRe(text, 'this will be kept')
 
1338
        self.assertContainsRe(text, 'random exception raised')
 
1339
 
 
1340
        log = test._get_log()
 
1341
        self.assertContainsRe(log, 'this will be kept')
 
1342
        self.assertEqual(log, test._log_contents)
 
1343
 
 
1344
 
 
1345
class SampleTestCase(TestCase):
 
1346
 
 
1347
    def _test_pass(self):
 
1348
        pass
 
1349
 
 
1350
 
 
1351
class TestTestCase(TestCase):
 
1352
    """Tests that test the core bzrlib TestCase."""
 
1353
 
 
1354
    def test_debug_flags_sanitised(self):
 
1355
        """The bzrlib debug flags should be sanitised by setUp."""
 
1356
        # we could set something and run a test that will check
 
1357
        # it gets santised, but this is probably sufficient for now:
 
1358
        # if someone runs the test with -Dsomething it will error.
 
1359
        self.assertEqual(set(), bzrlib.debug.debug_flags)
 
1360
 
 
1361
    def inner_test(self):
 
1362
        # the inner child test
 
1363
        note("inner_test")
 
1364
 
 
1365
    def outer_child(self):
 
1366
        # the outer child test
 
1367
        note("outer_start")
 
1368
        self.inner_test = TestTestCase("inner_child")
 
1369
        result = bzrlib.tests.TextTestResult(self._log_file,
 
1370
                                        descriptions=0,
 
1371
                                        verbosity=1)
 
1372
        self.inner_test.run(result)
 
1373
        note("outer finish")
 
1374
 
 
1375
    def test_trace_nesting(self):
 
1376
        # this tests that each test case nests its trace facility correctly.
 
1377
        # we do this by running a test case manually. That test case (A)
 
1378
        # should setup a new log, log content to it, setup a child case (B),
 
1379
        # which should log independently, then case (A) should log a trailer
 
1380
        # and return.
 
1381
        # we do two nested children so that we can verify the state of the 
 
1382
        # logs after the outer child finishes is correct, which a bad clean
 
1383
        # up routine in tearDown might trigger a fault in our test with only
 
1384
        # one child, we should instead see the bad result inside our test with
 
1385
        # the two children.
 
1386
        # the outer child test
 
1387
        original_trace = bzrlib.trace._trace_file
 
1388
        outer_test = TestTestCase("outer_child")
 
1389
        result = bzrlib.tests.TextTestResult(self._log_file,
 
1390
                                        descriptions=0,
 
1391
                                        verbosity=1)
 
1392
        outer_test.run(result)
 
1393
        self.assertEqual(original_trace, bzrlib.trace._trace_file)
 
1394
 
 
1395
    def method_that_times_a_bit_twice(self):
 
1396
        # call self.time twice to ensure it aggregates
 
1397
        self.time(time.sleep, 0.007)
 
1398
        self.time(time.sleep, 0.007)
 
1399
 
 
1400
    def test_time_creates_benchmark_in_result(self):
 
1401
        """Test that the TestCase.time() method accumulates a benchmark time."""
 
1402
        sample_test = TestTestCase("method_that_times_a_bit_twice")
 
1403
        output_stream = StringIO()
 
1404
        result = bzrlib.tests.VerboseTestResult(
 
1405
            unittest._WritelnDecorator(output_stream),
 
1406
            descriptions=0,
 
1407
            verbosity=2,
 
1408
            num_tests=sample_test.countTestCases())
 
1409
        sample_test.run(result)
 
1410
        self.assertContainsRe(
 
1411
            output_stream.getvalue(),
 
1412
            r"\d+ms/ +\d+ms\n$")
 
1413
 
 
1414
    def test_hooks_sanitised(self):
 
1415
        """The bzrlib hooks should be sanitised by setUp."""
 
1416
        self.assertEqual(bzrlib.branch.BranchHooks(),
 
1417
            bzrlib.branch.Branch.hooks)
 
1418
        self.assertEqual(bzrlib.smart.server.SmartServerHooks(),
 
1419
            bzrlib.smart.server.SmartTCPServer.hooks)
 
1420
 
 
1421
    def test__gather_lsprof_in_benchmarks(self):
 
1422
        """When _gather_lsprof_in_benchmarks is on, accumulate profile data.
 
1423
        
 
1424
        Each self.time() call is individually and separately profiled.
 
1425
        """
 
1426
        self.requireFeature(test_lsprof.LSProfFeature)
 
1427
        # overrides the class member with an instance member so no cleanup 
 
1428
        # needed.
 
1429
        self._gather_lsprof_in_benchmarks = True
 
1430
        self.time(time.sleep, 0.000)
 
1431
        self.time(time.sleep, 0.003)
 
1432
        self.assertEqual(2, len(self._benchcalls))
 
1433
        self.assertEqual((time.sleep, (0.000,), {}), self._benchcalls[0][0])
 
1434
        self.assertEqual((time.sleep, (0.003,), {}), self._benchcalls[1][0])
 
1435
        self.assertIsInstance(self._benchcalls[0][1], bzrlib.lsprof.Stats)
 
1436
        self.assertIsInstance(self._benchcalls[1][1], bzrlib.lsprof.Stats)
 
1437
 
 
1438
    def test_knownFailure(self):
 
1439
        """Self.knownFailure() should raise a KnownFailure exception."""
 
1440
        self.assertRaises(KnownFailure, self.knownFailure, "A Failure")
 
1441
 
 
1442
    def test_requireFeature_available(self):
 
1443
        """self.requireFeature(available) is a no-op."""
 
1444
        class Available(Feature):
 
1445
            def _probe(self):return True
 
1446
        feature = Available()
 
1447
        self.requireFeature(feature)
 
1448
 
 
1449
    def test_requireFeature_unavailable(self):
 
1450
        """self.requireFeature(unavailable) raises UnavailableFeature."""
 
1451
        class Unavailable(Feature):
 
1452
            def _probe(self):return False
 
1453
        feature = Unavailable()
 
1454
        self.assertRaises(UnavailableFeature, self.requireFeature, feature)
 
1455
 
 
1456
    def test_run_no_parameters(self):
 
1457
        test = SampleTestCase('_test_pass')
 
1458
        test.run()
 
1459
    
 
1460
    def test_run_enabled_unittest_result(self):
 
1461
        """Test we revert to regular behaviour when the test is enabled."""
 
1462
        test = SampleTestCase('_test_pass')
 
1463
        class EnabledFeature(object):
 
1464
            def available(self):
 
1465
                return True
 
1466
        test._test_needs_features = [EnabledFeature()]
 
1467
        result = unittest.TestResult()
 
1468
        test.run(result)
 
1469
        self.assertEqual(1, result.testsRun)
 
1470
        self.assertEqual([], result.errors)
 
1471
        self.assertEqual([], result.failures)
 
1472
 
 
1473
    def test_run_disabled_unittest_result(self):
 
1474
        """Test our compatability for disabled tests with unittest results."""
 
1475
        test = SampleTestCase('_test_pass')
 
1476
        class DisabledFeature(object):
 
1477
            def available(self):
 
1478
                return False
 
1479
        test._test_needs_features = [DisabledFeature()]
 
1480
        result = unittest.TestResult()
 
1481
        test.run(result)
 
1482
        self.assertEqual(1, result.testsRun)
 
1483
        self.assertEqual([], result.errors)
 
1484
        self.assertEqual([], result.failures)
 
1485
 
 
1486
    def test_run_disabled_supporting_result(self):
 
1487
        """Test disabled tests behaviour with support aware results."""
 
1488
        test = SampleTestCase('_test_pass')
 
1489
        class DisabledFeature(object):
 
1490
            def available(self):
 
1491
                return False
 
1492
        the_feature = DisabledFeature()
 
1493
        test._test_needs_features = [the_feature]
 
1494
        class InstrumentedTestResult(unittest.TestResult):
 
1495
            def __init__(self):
 
1496
                unittest.TestResult.__init__(self)
 
1497
                self.calls = []
 
1498
            def startTest(self, test):
 
1499
                self.calls.append(('startTest', test))
 
1500
            def stopTest(self, test):
 
1501
                self.calls.append(('stopTest', test))
 
1502
            def addNotSupported(self, test, feature):
 
1503
                self.calls.append(('addNotSupported', test, feature))
 
1504
        result = InstrumentedTestResult()
 
1505
        test.run(result)
 
1506
        self.assertEqual([
 
1507
            ('startTest', test),
 
1508
            ('addNotSupported', test, the_feature),
 
1509
            ('stopTest', test),
 
1510
            ],
 
1511
            result.calls)
 
1512
 
 
1513
 
 
1514
@symbol_versioning.deprecated_function(zero_eleven)
 
1515
def sample_deprecated_function():
 
1516
    """A deprecated function to test applyDeprecated with."""
 
1517
    return 2
 
1518
 
 
1519
 
 
1520
def sample_undeprecated_function(a_param):
 
1521
    """A undeprecated function to test applyDeprecated with."""
 
1522
 
 
1523
 
 
1524
class ApplyDeprecatedHelper(object):
 
1525
    """A helper class for ApplyDeprecated tests."""
 
1526
 
 
1527
    @symbol_versioning.deprecated_method(zero_eleven)
 
1528
    def sample_deprecated_method(self, param_one):
 
1529
        """A deprecated method for testing with."""
 
1530
        return param_one
 
1531
 
 
1532
    def sample_normal_method(self):
 
1533
        """A undeprecated method."""
 
1534
 
 
1535
    @symbol_versioning.deprecated_method(zero_ten)
 
1536
    def sample_nested_deprecation(self):
 
1537
        return sample_deprecated_function()
 
1538
 
 
1539
 
 
1540
class TestExtraAssertions(TestCase):
 
1541
    """Tests for new test assertions in bzrlib test suite"""
 
1542
 
 
1543
    def test_assert_isinstance(self):
 
1544
        self.assertIsInstance(2, int)
 
1545
        self.assertIsInstance(u'', basestring)
 
1546
        self.assertRaises(AssertionError, self.assertIsInstance, None, int)
 
1547
        self.assertRaises(AssertionError, self.assertIsInstance, 23.3, int)
 
1548
 
 
1549
    def test_assertEndsWith(self):
 
1550
        self.assertEndsWith('foo', 'oo')
 
1551
        self.assertRaises(AssertionError, self.assertEndsWith, 'o', 'oo')
 
1552
 
 
1553
    def test_applyDeprecated_not_deprecated(self):
 
1554
        sample_object = ApplyDeprecatedHelper()
 
1555
        # calling an undeprecated callable raises an assertion
 
1556
        self.assertRaises(AssertionError, self.applyDeprecated, zero_eleven,
 
1557
            sample_object.sample_normal_method)
 
1558
        self.assertRaises(AssertionError, self.applyDeprecated, zero_eleven,
 
1559
            sample_undeprecated_function, "a param value")
 
1560
        # calling a deprecated callable (function or method) with the wrong
 
1561
        # expected deprecation fails.
 
1562
        self.assertRaises(AssertionError, self.applyDeprecated, zero_ten,
 
1563
            sample_object.sample_deprecated_method, "a param value")
 
1564
        self.assertRaises(AssertionError, self.applyDeprecated, zero_ten,
 
1565
            sample_deprecated_function)
 
1566
        # calling a deprecated callable (function or method) with the right
 
1567
        # expected deprecation returns the functions result.
 
1568
        self.assertEqual("a param value", self.applyDeprecated(zero_eleven,
 
1569
            sample_object.sample_deprecated_method, "a param value"))
 
1570
        self.assertEqual(2, self.applyDeprecated(zero_eleven,
 
1571
            sample_deprecated_function))
 
1572
        # calling a nested deprecation with the wrong deprecation version
 
1573
        # fails even if a deeper nested function was deprecated with the 
 
1574
        # supplied version.
 
1575
        self.assertRaises(AssertionError, self.applyDeprecated,
 
1576
            zero_eleven, sample_object.sample_nested_deprecation)
 
1577
        # calling a nested deprecation with the right deprecation value
 
1578
        # returns the calls result.
 
1579
        self.assertEqual(2, self.applyDeprecated(zero_ten,
 
1580
            sample_object.sample_nested_deprecation))
 
1581
 
 
1582
    def test_callDeprecated(self):
 
1583
        def testfunc(be_deprecated, result=None):
 
1584
            if be_deprecated is True:
 
1585
                symbol_versioning.warn('i am deprecated', DeprecationWarning, 
 
1586
                                       stacklevel=1)
 
1587
            return result
 
1588
        result = self.callDeprecated(['i am deprecated'], testfunc, True)
 
1589
        self.assertIs(None, result)
 
1590
        result = self.callDeprecated([], testfunc, False, 'result')
 
1591
        self.assertEqual('result', result)
 
1592
        self.callDeprecated(['i am deprecated'], testfunc, be_deprecated=True)
 
1593
        self.callDeprecated([], testfunc, be_deprecated=False)
 
1594
 
 
1595
 
 
1596
class TestWarningTests(TestCase):
 
1597
    """Tests for calling methods that raise warnings."""
 
1598
 
 
1599
    def test_callCatchWarnings(self):
 
1600
        def meth(a, b):
 
1601
            warnings.warn("this is your last warning")
 
1602
            return a + b
 
1603
        wlist, result = self.callCatchWarnings(meth, 1, 2)
 
1604
        self.assertEquals(3, result)
 
1605
        # would like just to compare them, but UserWarning doesn't implement
 
1606
        # eq well
 
1607
        w0, = wlist
 
1608
        self.assertIsInstance(w0, UserWarning)
 
1609
        self.assertEquals("this is your last warning", str(w0))
 
1610
 
 
1611
 
 
1612
class TestConvenienceMakers(TestCaseWithTransport):
 
1613
    """Test for the make_* convenience functions."""
 
1614
 
 
1615
    def test_make_branch_and_tree_with_format(self):
 
1616
        # we should be able to supply a format to make_branch_and_tree
 
1617
        self.make_branch_and_tree('a', format=bzrlib.bzrdir.BzrDirMetaFormat1())
 
1618
        self.make_branch_and_tree('b', format=bzrlib.bzrdir.BzrDirFormat6())
 
1619
        self.assertIsInstance(bzrlib.bzrdir.BzrDir.open('a')._format,
 
1620
                              bzrlib.bzrdir.BzrDirMetaFormat1)
 
1621
        self.assertIsInstance(bzrlib.bzrdir.BzrDir.open('b')._format,
 
1622
                              bzrlib.bzrdir.BzrDirFormat6)
 
1623
 
 
1624
    def test_make_branch_and_memory_tree(self):
 
1625
        # we should be able to get a new branch and a mutable tree from
 
1626
        # TestCaseWithTransport
 
1627
        tree = self.make_branch_and_memory_tree('a')
 
1628
        self.assertIsInstance(tree, bzrlib.memorytree.MemoryTree)
 
1629
 
 
1630
 
 
1631
class TestSFTPMakeBranchAndTree(TestCaseWithSFTPServer):
 
1632
 
 
1633
    def test_make_tree_for_sftp_branch(self):
 
1634
        """Transports backed by local directories create local trees."""
 
1635
 
 
1636
        tree = self.make_branch_and_tree('t1')
 
1637
        base = tree.bzrdir.root_transport.base
 
1638
        self.failIf(base.startswith('sftp'),
 
1639
                'base %r is on sftp but should be local' % base)
 
1640
        self.assertEquals(tree.bzrdir.root_transport,
 
1641
                tree.branch.bzrdir.root_transport)
 
1642
        self.assertEquals(tree.bzrdir.root_transport,
 
1643
                tree.branch.repository.bzrdir.root_transport)
 
1644
 
 
1645
 
 
1646
class TestSelftest(TestCase):
 
1647
    """Tests of bzrlib.tests.selftest."""
 
1648
 
 
1649
    def test_selftest_benchmark_parameter_invokes_test_suite__benchmark__(self):
 
1650
        factory_called = []
 
1651
        def factory():
 
1652
            factory_called.append(True)
 
1653
            return TestSuite()
 
1654
        out = StringIO()
 
1655
        err = StringIO()
 
1656
        self.apply_redirected(out, err, None, bzrlib.tests.selftest, 
 
1657
            test_suite_factory=factory)
 
1658
        self.assertEqual([True], factory_called)
 
1659
 
 
1660
 
 
1661
class TestKnownFailure(TestCase):
 
1662
 
 
1663
    def test_known_failure(self):
 
1664
        """Check that KnownFailure is defined appropriately."""
 
1665
        # a KnownFailure is an assertion error for compatability with unaware
 
1666
        # runners.
 
1667
        self.assertIsInstance(KnownFailure(""), AssertionError)
 
1668
 
 
1669
    def test_expect_failure(self):
 
1670
        try:
 
1671
            self.expectFailure("Doomed to failure", self.assertTrue, False)
 
1672
        except KnownFailure, e:
 
1673
            self.assertEqual('Doomed to failure', e.args[0])
 
1674
        try:
 
1675
            self.expectFailure("Doomed to failure", self.assertTrue, True)
 
1676
        except AssertionError, e:
 
1677
            self.assertEqual('Unexpected success.  Should have failed:'
 
1678
                             ' Doomed to failure', e.args[0])
 
1679
        else:
 
1680
            self.fail('Assertion not raised')
 
1681
 
 
1682
 
 
1683
class TestFeature(TestCase):
 
1684
 
 
1685
    def test_caching(self):
 
1686
        """Feature._probe is called by the feature at most once."""
 
1687
        class InstrumentedFeature(Feature):
 
1688
            def __init__(self):
 
1689
                Feature.__init__(self)
 
1690
                self.calls = []
 
1691
            def _probe(self):
 
1692
                self.calls.append('_probe')
 
1693
                return False
 
1694
        feature = InstrumentedFeature()
 
1695
        feature.available()
 
1696
        self.assertEqual(['_probe'], feature.calls)
 
1697
        feature.available()
 
1698
        self.assertEqual(['_probe'], feature.calls)
 
1699
 
 
1700
    def test_named_str(self):
 
1701
        """Feature.__str__ should thunk to feature_name()."""
 
1702
        class NamedFeature(Feature):
 
1703
            def feature_name(self):
 
1704
                return 'symlinks'
 
1705
        feature = NamedFeature()
 
1706
        self.assertEqual('symlinks', str(feature))
 
1707
 
 
1708
    def test_default_str(self):
 
1709
        """Feature.__str__ should default to __class__.__name__."""
 
1710
        class NamedFeature(Feature):
 
1711
            pass
 
1712
        feature = NamedFeature()
 
1713
        self.assertEqual('NamedFeature', str(feature))
 
1714
 
 
1715
 
 
1716
class TestUnavailableFeature(TestCase):
 
1717
 
 
1718
    def test_access_feature(self):
 
1719
        feature = Feature()
 
1720
        exception = UnavailableFeature(feature)
 
1721
        self.assertIs(feature, exception.args[0])
 
1722
 
 
1723
 
 
1724
class TestSelftestFiltering(TestCase):
 
1725
 
 
1726
    def setUp(self):
 
1727
        self.suite = TestUtil.TestSuite()
 
1728
        self.loader = TestUtil.TestLoader()
 
1729
        self.suite.addTest(self.loader.loadTestsFromModuleNames([
 
1730
            'bzrlib.tests.test_selftest']))
 
1731
        self.all_names = _test_ids(self.suite)
 
1732
 
 
1733
    def test_condition_id_re(self):
 
1734
        test_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
 
1735
            'test_condition_id_re')
 
1736
        filtered_suite = filter_suite_by_condition(self.suite,
 
1737
            condition_id_re('test_condition_id_re'))
 
1738
        self.assertEqual([test_name], _test_ids(filtered_suite))
 
1739
 
 
1740
    def test_condition_id_in_list(self):
 
1741
        test_names = ['bzrlib.tests.test_selftest.TestSelftestFiltering.'
 
1742
                      'test_condition_id_in_list']
 
1743
        id_list = tests.TestIdList(test_names)
 
1744
        filtered_suite = filter_suite_by_condition(
 
1745
            self.suite, tests.condition_id_in_list(id_list))
 
1746
        my_pattern = 'TestSelftestFiltering.*test_condition_id_in_list'
 
1747
        re_filtered = filter_suite_by_re(self.suite, my_pattern)
 
1748
        self.assertEqual(_test_ids(re_filtered), _test_ids(filtered_suite))
 
1749
 
 
1750
    def test_condition_isinstance(self):
 
1751
        filtered_suite = filter_suite_by_condition(self.suite,
 
1752
            condition_isinstance(self.__class__))
 
1753
        class_pattern = 'bzrlib.tests.test_selftest.TestSelftestFiltering.'
 
1754
        re_filtered = filter_suite_by_re(self.suite, class_pattern)
 
1755
        self.assertEqual(_test_ids(re_filtered), _test_ids(filtered_suite))
 
1756
 
 
1757
    def test_exclude_tests_by_condition(self):
 
1758
        excluded_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
 
1759
            'test_exclude_tests_by_condition')
 
1760
        filtered_suite = exclude_tests_by_condition(self.suite,
 
1761
            lambda x:x.id() == excluded_name)
 
1762
        self.assertEqual(len(self.all_names) - 1,
 
1763
            filtered_suite.countTestCases())
 
1764
        self.assertFalse(excluded_name in _test_ids(filtered_suite))
 
1765
        remaining_names = list(self.all_names)
 
1766
        remaining_names.remove(excluded_name)
 
1767
        self.assertEqual(remaining_names, _test_ids(filtered_suite))
 
1768
 
 
1769
    def test_exclude_tests_by_re(self):
 
1770
        self.all_names = _test_ids(self.suite)
 
1771
        filtered_suite = exclude_tests_by_re(self.suite, 'exclude_tests_by_re')
 
1772
        excluded_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
 
1773
            'test_exclude_tests_by_re')
 
1774
        self.assertEqual(len(self.all_names) - 1,
 
1775
            filtered_suite.countTestCases())
 
1776
        self.assertFalse(excluded_name in _test_ids(filtered_suite))
 
1777
        remaining_names = list(self.all_names)
 
1778
        remaining_names.remove(excluded_name)
 
1779
        self.assertEqual(remaining_names, _test_ids(filtered_suite))
 
1780
 
 
1781
    def test_filter_suite_by_condition(self):
 
1782
        test_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
 
1783
            'test_filter_suite_by_condition')
 
1784
        filtered_suite = filter_suite_by_condition(self.suite,
 
1785
            lambda x:x.id() == test_name)
 
1786
        self.assertEqual([test_name], _test_ids(filtered_suite))
 
1787
 
 
1788
    def test_filter_suite_by_re(self):
 
1789
        filtered_suite = filter_suite_by_re(self.suite, 'test_filter_suite_by_r')
 
1790
        filtered_names = _test_ids(filtered_suite)
 
1791
        self.assertEqual(filtered_names, ['bzrlib.tests.test_selftest.'
 
1792
            'TestSelftestFiltering.test_filter_suite_by_re'])
 
1793
 
 
1794
    def test_filter_suite_by_id_list(self):
 
1795
        test_list = ['bzrlib.tests.test_selftest.'
 
1796
                     'TestSelftestFiltering.test_filter_suite_by_id_list']
 
1797
        filtered_suite = tests.filter_suite_by_id_list(
 
1798
            self.suite, tests.TestIdList(test_list))
 
1799
        filtered_names = _test_ids(filtered_suite)
 
1800
        self.assertEqual(
 
1801
            filtered_names,
 
1802
            ['bzrlib.tests.test_selftest.'
 
1803
             'TestSelftestFiltering.test_filter_suite_by_id_list'])
 
1804
 
 
1805
    def test_preserve_input(self):
 
1806
        # NB: Surely this is something in the stdlib to do this?
 
1807
        self.assertTrue(self.suite is preserve_input(self.suite))
 
1808
        self.assertTrue("@#$" is preserve_input("@#$"))
 
1809
 
 
1810
    def test_randomize_suite(self):
 
1811
        randomized_suite = randomize_suite(self.suite)
 
1812
        # randomizing should not add or remove test names.
 
1813
        self.assertEqual(set(_test_ids(self.suite)),
 
1814
                         set(_test_ids(randomized_suite)))
 
1815
        # Technically, this *can* fail, because random.shuffle(list) can be
 
1816
        # equal to list. Trying multiple times just pushes the frequency back.
 
1817
        # As its len(self.all_names)!:1, the failure frequency should be low
 
1818
        # enough to ignore. RBC 20071021.
 
1819
        # It should change the order.
 
1820
        self.assertNotEqual(self.all_names, _test_ids(randomized_suite))
 
1821
        # But not the length. (Possibly redundant with the set test, but not
 
1822
        # necessarily.)
 
1823
        self.assertEqual(len(self.all_names), len(_test_ids(randomized_suite)))
 
1824
 
 
1825
    def test_sort_suite_by_re(self):
 
1826
        sorted_suite = self.applyDeprecated(one_zero,
 
1827
            sort_suite_by_re, self.suite, 'test_filter_suite_by_r')
 
1828
        sorted_names = _test_ids(sorted_suite)
 
1829
        self.assertEqual(sorted_names[0], 'bzrlib.tests.test_selftest.'
 
1830
            'TestSelftestFiltering.test_filter_suite_by_re')
 
1831
        self.assertEquals(sorted(self.all_names), sorted(sorted_names))
 
1832
 
 
1833
    def test_split_suit_by_re(self):
 
1834
        self.all_names = _test_ids(self.suite)
 
1835
        split_suite = split_suite_by_re(self.suite, 'test_filter_suite_by_r')
 
1836
        filtered_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
 
1837
            'test_filter_suite_by_re')
 
1838
        self.assertEqual([filtered_name], _test_ids(split_suite[0]))
 
1839
        self.assertFalse(filtered_name in _test_ids(split_suite[1]))
 
1840
        remaining_names = list(self.all_names)
 
1841
        remaining_names.remove(filtered_name)
 
1842
        self.assertEqual(remaining_names, _test_ids(split_suite[1]))
 
1843
 
 
1844
 
 
1845
class TestCheckInventoryShape(TestCaseWithTransport):
 
1846
 
 
1847
    def test_check_inventory_shape(self):
 
1848
        files = ['a', 'b/', 'b/c']
 
1849
        tree = self.make_branch_and_tree('.')
 
1850
        self.build_tree(files)
 
1851
        tree.add(files)
 
1852
        tree.lock_read()
 
1853
        try:
 
1854
            self.check_inventory_shape(tree.inventory, files)
 
1855
        finally:
 
1856
            tree.unlock()
 
1857
 
 
1858
 
 
1859
class TestBlackboxSupport(TestCase):
 
1860
    """Tests for testsuite blackbox features."""
 
1861
 
 
1862
    def test_run_bzr_failure_not_caught(self):
 
1863
        # When we run bzr in blackbox mode, we want any unexpected errors to
 
1864
        # propagate up to the test suite so that it can show the error in the
 
1865
        # usual way, and we won't get a double traceback.
 
1866
        e = self.assertRaises(
 
1867
            AssertionError,
 
1868
            self.run_bzr, ['assert-fail'])
 
1869
        # make sure we got the real thing, not an error from somewhere else in
 
1870
        # the test framework
 
1871
        self.assertEquals('always fails', str(e))
 
1872
        # check that there's no traceback in the test log
 
1873
        self.assertNotContainsRe(self._get_log(keep_log_file=True),
 
1874
            r'Traceback')
 
1875
 
 
1876
    def test_run_bzr_user_error_caught(self):
 
1877
        # Running bzr in blackbox mode, normal/expected/user errors should be
 
1878
        # caught in the regular way and turned into an error message plus exit
 
1879
        # code.
 
1880
        out, err = self.run_bzr(["log", "/nonexistantpath"], retcode=3)
 
1881
        self.assertEqual(out, '')
 
1882
        self.assertContainsRe(err,
 
1883
            'bzr: ERROR: Not a branch: ".*nonexistantpath/".\n')
 
1884
 
 
1885
 
 
1886
class TestTestLoader(TestCase):
 
1887
    """Tests for the test loader."""
 
1888
 
 
1889
    def _get_loader_and_module(self):
 
1890
        """Gets a TestLoader and a module with one test in it."""
 
1891
        loader = TestUtil.TestLoader()
 
1892
        module = {}
 
1893
        class Stub(TestCase):
 
1894
            def test_foo(self):
 
1895
                pass
 
1896
        class MyModule(object):
 
1897
            pass
 
1898
        MyModule.a_class = Stub
 
1899
        module = MyModule()
 
1900
        return loader, module
 
1901
 
 
1902
    def test_module_no_load_tests_attribute_loads_classes(self):
 
1903
        loader, module = self._get_loader_and_module()
 
1904
        self.assertEqual(1, loader.loadTestsFromModule(module).countTestCases())
 
1905
 
 
1906
    def test_module_load_tests_attribute_gets_called(self):
 
1907
        loader, module = self._get_loader_and_module()
 
1908
        # 'self' is here because we're faking the module with a class. Regular
 
1909
        # load_tests do not need that :)
 
1910
        def load_tests(self, standard_tests, module, loader):
 
1911
            result = loader.suiteClass()
 
1912
            for test in iter_suite_tests(standard_tests):
 
1913
                result.addTests([test, test])
 
1914
            return result
 
1915
        # add a load_tests() method which multiplies the tests from the module.
 
1916
        module.__class__.load_tests = load_tests
 
1917
        self.assertEqual(2, loader.loadTestsFromModule(module).countTestCases())
 
1918
 
 
1919
    def test_load_tests_from_module_name_smoke_test(self):
 
1920
        loader = TestUtil.TestLoader()
 
1921
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
 
1922
        self.assertEquals(['bzrlib.tests.test_sampler.DemoTest.test_nothing'],
 
1923
                          _test_ids(suite))
 
1924
 
 
1925
    def test_load_tests_from_module_name_with_bogus_module_name(self):
 
1926
        loader = TestUtil.TestLoader()
 
1927
        self.assertRaises(ImportError, loader.loadTestsFromModuleName, 'bogus')
 
1928
 
 
1929
 
 
1930
class TestTestIdList(tests.TestCase):
 
1931
 
 
1932
    def _create_id_list(self, test_list):
 
1933
        return tests.TestIdList(test_list)
 
1934
 
 
1935
    def _create_suite(self, test_id_list):
 
1936
 
 
1937
        class Stub(TestCase):
 
1938
            def test_foo(self):
 
1939
                pass
 
1940
 
 
1941
        def _create_test_id(id):
 
1942
            return lambda: id
 
1943
 
 
1944
        suite = TestUtil.TestSuite()
 
1945
        for id in test_id_list:
 
1946
            t  = Stub('test_foo')
 
1947
            t.id = _create_test_id(id)
 
1948
            suite.addTest(t)
 
1949
        return suite
 
1950
 
 
1951
    def _test_ids(self, test_suite):
 
1952
        """Get the ids for the tests in a test suite."""
 
1953
        return [t.id() for t in iter_suite_tests(test_suite)]
 
1954
 
 
1955
    def test_empty_list(self):
 
1956
        id_list = self._create_id_list([])
 
1957
        self.assertEquals({}, id_list.tests)
 
1958
        self.assertEquals({}, id_list.modules)
 
1959
 
 
1960
    def test_valid_list(self):
 
1961
        id_list = self._create_id_list(
 
1962
            ['mod1.cl1.meth1', 'mod1.cl1.meth2',
 
1963
             'mod1.func1', 'mod1.cl2.meth2',
 
1964
             'mod1.submod1',
 
1965
             'mod1.submod2.cl1.meth1', 'mod1.submod2.cl2.meth2',
 
1966
             ])
 
1967
        self.assertTrue(id_list.refers_to('mod1'))
 
1968
        self.assertTrue(id_list.refers_to('mod1.submod1'))
 
1969
        self.assertTrue(id_list.refers_to('mod1.submod2'))
 
1970
        self.assertTrue(id_list.includes('mod1.cl1.meth1'))
 
1971
        self.assertTrue(id_list.includes('mod1.submod1'))
 
1972
        self.assertTrue(id_list.includes('mod1.func1'))
 
1973
 
 
1974
    def test_bad_chars_in_params(self):
 
1975
        id_list = self._create_id_list(['mod1.cl1.meth1(xx.yy)'])
 
1976
        self.assertTrue(id_list.refers_to('mod1'))
 
1977
        self.assertTrue(id_list.includes('mod1.cl1.meth1(xx.yy)'))
 
1978
 
 
1979
    def test_module_used(self):
 
1980
        id_list = self._create_id_list(['mod.class.meth'])
 
1981
        self.assertTrue(id_list.refers_to('mod'))
 
1982
        self.assertTrue(id_list.refers_to('mod.class'))
 
1983
        self.assertTrue(id_list.refers_to('mod.class.meth'))
 
1984
 
 
1985
    def test_test_suite(self):
 
1986
        # This test is slow, so we do a single test with one test in each
 
1987
        # category
 
1988
        test_list = [
 
1989
            # testmod_names
 
1990
            'bzrlib.tests.test_selftest.TestTestIdList.test_test_suite',
 
1991
            # transport implementations
 
1992
            'bzrlib.tests.test_transport_implementations.TransportTests'
 
1993
            '.test_abspath(LocalURLServer)',
 
1994
            # packages_to_test()
 
1995
            'bzrlib.tests.blackbox.test_branch.TestBranch.test_branch',
 
1996
            # MODULES_TO_DOCTEST
 
1997
            'bzrlib.timestamp.format_highres_date',
 
1998
            # plugins can't be tested that way since selftest may be run with
 
1999
            # --no-plugins
 
2000
            ]
 
2001
        suite = tests.test_suite(test_list)
 
2002
        self.assertEquals(test_list, _test_ids(suite))
 
2003
 
 
2004
    def test_test_suite_matches_id_list_with_unknown(self):
 
2005
        loader = TestUtil.TestLoader()
 
2006
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
 
2007
        test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing',
 
2008
                     'bogus']
 
2009
        not_found, duplicates = tests.suite_matches_id_list(suite, test_list)
 
2010
        self.assertEquals(['bogus'], not_found)
 
2011
        self.assertEquals([], duplicates)
 
2012
 
 
2013
    def test_suite_matches_id_list_with_duplicates(self):
 
2014
        loader = TestUtil.TestLoader()
 
2015
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
 
2016
        dupes = loader.suiteClass()
 
2017
        for test in iter_suite_tests(suite):
 
2018
            dupes.addTest(test)
 
2019
            dupes.addTest(test) # Add it again
 
2020
 
 
2021
        test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing',]
 
2022
        not_found, duplicates = tests.suite_matches_id_list(
 
2023
            dupes, test_list)
 
2024
        self.assertEquals([], not_found)
 
2025
        self.assertEquals(['bzrlib.tests.test_sampler.DemoTest.test_nothing'],
 
2026
                          duplicates)
 
2027
 
 
2028
 
 
2029
class TestLoadTestIdList(tests.TestCaseInTempDir):
 
2030
 
 
2031
    def _create_test_list_file(self, file_name, content):
 
2032
        fl = open(file_name, 'wt')
 
2033
        fl.write(content)
 
2034
        fl.close()
 
2035
 
 
2036
    def test_load_unknown(self):
 
2037
        self.assertRaises(errors.NoSuchFile,
 
2038
                          tests.load_test_id_list, 'i_do_not_exist')
 
2039
 
 
2040
    def test_load_test_list(self):
 
2041
        test_list_fname = 'test.list'
 
2042
        self._create_test_list_file(test_list_fname,
 
2043
                                    'mod1.cl1.meth1\nmod2.cl2.meth2\n')
 
2044
        tlist = tests.load_test_id_list(test_list_fname)
 
2045
        self.assertEquals(2, len(tlist))
 
2046
        self.assertEquals('mod1.cl1.meth1', tlist[0])
 
2047
        self.assertEquals('mod2.cl2.meth2', tlist[1])
 
2048
 
 
2049
    def test_load_dirty_file(self):
 
2050
        test_list_fname = 'test.list'
 
2051
        self._create_test_list_file(test_list_fname,
 
2052
                                    '  mod1.cl1.meth1\n\nmod2.cl2.meth2  \n'
 
2053
                                    'bar baz\n')
 
2054
        tlist = tests.load_test_id_list(test_list_fname)
 
2055
        self.assertEquals(4, len(tlist))
 
2056
        self.assertEquals('mod1.cl1.meth1', tlist[0])
 
2057
        self.assertEquals('', tlist[1])
 
2058
        self.assertEquals('mod2.cl2.meth2', tlist[2])
 
2059
        self.assertEquals('bar baz', tlist[3])
 
2060
 
 
2061
 
 
2062
class TestFilteredByModuleTestLoader(tests.TestCase):
 
2063
 
 
2064
    def _create_loader(self, test_list):
 
2065
        id_filter = tests.TestIdList(test_list)
 
2066
        loader = TestUtil.FilteredByModuleTestLoader(id_filter.refers_to)
 
2067
        return loader
 
2068
 
 
2069
    def test_load_tests(self):
 
2070
        test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing']
 
2071
        loader = self._create_loader(test_list)
 
2072
 
 
2073
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
 
2074
        self.assertEquals(test_list, _test_ids(suite))
 
2075
 
 
2076
    def test_exclude_tests(self):
 
2077
        test_list = ['bogus']
 
2078
        loader = self._create_loader(test_list)
 
2079
 
 
2080
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
 
2081
        self.assertEquals([], _test_ids(suite))