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Viewing changes to bzrlib/tests/test_selftest.py

  • Committer: Martin Pool
  • Date: 2005-05-09 04:38:31 UTC
  • Revision ID: mbp@sourcefrog.net-20050509043831-d45f7832b7d4d5b0
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1
 
# Copyright (C) 2005, 2006, 2007, 2008 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
 
    branchbuilder,
30
 
    bzrdir,
31
 
    errors,
32
 
    memorytree,
33
 
    osutils,
34
 
    remote,
35
 
    repository,
36
 
    symbol_versioning,
37
 
    tests,
38
 
    workingtree,
39
 
    )
40
 
from bzrlib.progress import _BaseProgressBar
41
 
from bzrlib.repofmt import (
42
 
    pack_repo,
43
 
    weaverepo,
44
 
    )
45
 
from bzrlib.symbol_versioning import (
46
 
    one_zero,
47
 
    zero_eleven,
48
 
    zero_ten,
49
 
    )
50
 
from bzrlib.tests import (
51
 
                          ChrootedTestCase,
52
 
                          ExtendedTestResult,
53
 
                          Feature,
54
 
                          KnownFailure,
55
 
                          TestCase,
56
 
                          TestCaseInTempDir,
57
 
                          TestCaseWithMemoryTransport,
58
 
                          TestCaseWithTransport,
59
 
                          TestNotApplicable,
60
 
                          TestSkipped,
61
 
                          TestSuite,
62
 
                          TestUtil,
63
 
                          TextTestRunner,
64
 
                          UnavailableFeature,
65
 
                          condition_id_re,
66
 
                          condition_isinstance,
67
 
                          exclude_tests_by_condition,
68
 
                          exclude_tests_by_re,
69
 
                          filter_suite_by_condition,
70
 
                          filter_suite_by_re,
71
 
                          iter_suite_tests,
72
 
                          preserve_input,
73
 
                          randomize_suite,
74
 
                          split_suite_by_condition,
75
 
                          split_suite_by_re,
76
 
                          test_lsprof,
77
 
                          test_suite,
78
 
                          )
79
 
from bzrlib.tests.test_sftp_transport import TestCaseWithSFTPServer
80
 
from bzrlib.tests.TestUtil import _load_module_by_name
81
 
from bzrlib.trace import note
82
 
from bzrlib.transport.memory import MemoryServer, MemoryTransport
83
 
from bzrlib.version import _get_bzr_source_tree
84
 
 
85
 
 
86
 
def _test_ids(test_suite):
87
 
    """Get the ids for the tests in a test suite."""
88
 
    return [t.id() for t in iter_suite_tests(test_suite)]
89
 
 
90
 
 
91
 
class SelftestTests(TestCase):
92
 
 
93
 
    def test_import_tests(self):
94
 
        mod = _load_module_by_name('bzrlib.tests.test_selftest')
95
 
        self.assertEqual(mod.SelftestTests, SelftestTests)
96
 
 
97
 
    def test_import_test_failure(self):
98
 
        self.assertRaises(ImportError,
99
 
                          _load_module_by_name,
100
 
                          'bzrlib.no-name-yet')
101
 
 
102
 
class MetaTestLog(TestCase):
103
 
 
104
 
    def test_logging(self):
105
 
        """Test logs are captured when a test fails."""
106
 
        self.log('a test message')
107
 
        self._log_file.flush()
108
 
        self.assertContainsRe(self._get_log(keep_log_file=True),
109
 
                              'a test message\n')
110
 
 
111
 
 
112
 
class TestUnicodeFilename(TestCase):
113
 
 
114
 
    def test_probe_passes(self):
115
 
        """UnicodeFilename._probe passes."""
116
 
        # We can't test much more than that because the behaviour depends
117
 
        # on the platform.
118
 
        tests.UnicodeFilename._probe()
119
 
 
120
 
 
121
 
class TestTreeShape(TestCaseInTempDir):
122
 
 
123
 
    def test_unicode_paths(self):
124
 
        self.requireFeature(tests.UnicodeFilename)
125
 
 
126
 
        filename = u'hell\u00d8'
127
 
        self.build_tree_contents([(filename, 'contents of hello')])
128
 
        self.failUnlessExists(filename)
129
 
 
130
 
 
131
 
class TestTransportProviderAdapter(TestCase):
132
 
    """A group of tests that test the transport implementation adaption core.
133
 
 
134
 
    This is a meta test that the tests are applied to all available 
135
 
    transports.
136
 
 
137
 
    This will be generalised in the future which is why it is in this 
138
 
    test file even though it is specific to transport tests at the moment.
139
 
    """
140
 
 
141
 
    def test_get_transport_permutations(self):
142
 
        # this checks that get_test_permutations defined by the module is
143
 
        # called by the adapter get_transport_test_permutations method.
144
 
        class MockModule(object):
145
 
            def get_test_permutations(self):
146
 
                return sample_permutation
147
 
        sample_permutation = [(1,2), (3,4)]
148
 
        from bzrlib.tests.test_transport_implementations \
149
 
            import TransportTestProviderAdapter
150
 
        adapter = TransportTestProviderAdapter()
151
 
        self.assertEqual(sample_permutation,
152
 
                         adapter.get_transport_test_permutations(MockModule()))
153
 
 
154
 
    def test_adapter_checks_all_modules(self):
155
 
        # this checks that the adapter returns as many permutations as there
156
 
        # are in all the registered transport modules - we assume if this
157
 
        # matches its probably doing the right thing especially in combination
158
 
        # with the tests for setting the right classes below.
159
 
        from bzrlib.tests.test_transport_implementations \
160
 
            import TransportTestProviderAdapter
161
 
        from bzrlib.transport import _get_transport_modules
162
 
        modules = _get_transport_modules()
163
 
        permutation_count = 0
164
 
        for module in modules:
165
 
            try:
166
 
                permutation_count += len(reduce(getattr, 
167
 
                    (module + ".get_test_permutations").split('.')[1:],
168
 
                     __import__(module))())
169
 
            except errors.DependencyNotPresent:
170
 
                pass
171
 
        input_test = TestTransportProviderAdapter(
172
 
            "test_adapter_sets_transport_class")
173
 
        adapter = TransportTestProviderAdapter()
174
 
        self.assertEqual(permutation_count,
175
 
                         len(list(iter(adapter.adapt(input_test)))))
176
 
 
177
 
    def test_adapter_sets_transport_class(self):
178
 
        # Check that the test adapter inserts a transport and server into the
179
 
        # generated test.
180
 
        #
181
 
        # This test used to know about all the possible transports and the
182
 
        # order they were returned but that seems overly brittle (mbp
183
 
        # 20060307)
184
 
        from bzrlib.tests.test_transport_implementations \
185
 
            import TransportTestProviderAdapter
186
 
        scenarios = TransportTestProviderAdapter().scenarios
187
 
        # there are at least that many builtin transports
188
 
        self.assertTrue(len(scenarios) > 6)
189
 
        one_scenario = scenarios[0]
190
 
        self.assertIsInstance(one_scenario[0], str)
191
 
        self.assertTrue(issubclass(one_scenario[1]["transport_class"],
192
 
                                   bzrlib.transport.Transport))
193
 
        self.assertTrue(issubclass(one_scenario[1]["transport_server"],
194
 
                                   bzrlib.transport.Server))
195
 
 
196
 
 
197
 
class TestBranchProviderAdapter(TestCase):
198
 
    """A group of tests that test the branch implementation test adapter."""
199
 
 
200
 
    def test_constructor(self):
201
 
        # check that constructor parameters are passed through to the adapted
202
 
        # test.
203
 
        from bzrlib.tests.branch_implementations import BranchTestProviderAdapter
204
 
        server1 = "a"
205
 
        server2 = "b"
206
 
        formats = [("c", "C"), ("d", "D")]
207
 
        adapter = BranchTestProviderAdapter(server1, server2, formats)
208
 
        self.assertEqual(2, len(adapter.scenarios))
209
 
        self.assertEqual([
210
 
            ('str',
211
 
             {'branch_format': 'c',
212
 
              'bzrdir_format': 'C',
213
 
              'transport_readonly_server': 'b',
214
 
              'transport_server': 'a'}),
215
 
            ('str',
216
 
             {'branch_format': 'd',
217
 
              'bzrdir_format': 'D',
218
 
              'transport_readonly_server': 'b',
219
 
              'transport_server': 'a'})],
220
 
            adapter.scenarios)
221
 
 
222
 
 
223
 
class TestBzrDirProviderAdapter(TestCase):
224
 
    """A group of tests that test the bzr dir implementation test adapter."""
225
 
 
226
 
    def test_adapted_tests(self):
227
 
        # check that constructor parameters are passed through to the adapted
228
 
        # test.
229
 
        from bzrlib.tests.bzrdir_implementations import BzrDirTestProviderAdapter
230
 
        vfs_factory = "v"
231
 
        server1 = "a"
232
 
        server2 = "b"
233
 
        formats = ["c", "d"]
234
 
        adapter = BzrDirTestProviderAdapter(vfs_factory,
235
 
            server1, server2, formats)
236
 
        self.assertEqual([
237
 
            ('str',
238
 
             {'bzrdir_format': 'c',
239
 
              'transport_readonly_server': 'b',
240
 
              'transport_server': 'a',
241
 
              'vfs_transport_factory': 'v'}),
242
 
            ('str',
243
 
             {'bzrdir_format': 'd',
244
 
              'transport_readonly_server': 'b',
245
 
              'transport_server': 'a',
246
 
              'vfs_transport_factory': 'v'})],
247
 
            adapter.scenarios)
248
 
 
249
 
 
250
 
class TestRepositoryParameterisation(TestCase):
251
 
    """A group of tests that test the repository implementation test adapter."""
252
 
 
253
 
    def test_formats_to_scenarios(self):
254
 
        """The adapter can generate all the scenarios needed."""
255
 
        from bzrlib.tests.per_repository import formats_to_scenarios
256
 
        formats = [("(c)", remote.RemoteRepositoryFormat()),
257
 
                   ("(d)", repository.format_registry.get(
258
 
                        'Bazaar pack repository format 1 (needs bzr 0.92)\n'))]
259
 
        no_vfs_scenarios = formats_to_scenarios(formats, "server", "readonly",
260
 
            None)
261
 
        vfs_scenarios = formats_to_scenarios(formats, "server", "readonly",
262
 
            vfs_transport_factory="vfs")
263
 
        # no_vfs generate scenarios without vfs_transport_factory
264
 
        self.assertEqual([
265
 
            ('RemoteRepositoryFormat(c)',
266
 
             {'bzrdir_format': remote.RemoteBzrDirFormat(),
267
 
              'repository_format': remote.RemoteRepositoryFormat(),
268
 
              'transport_readonly_server': 'readonly',
269
 
              'transport_server': 'server'}),
270
 
            ('RepositoryFormatKnitPack1(d)',
271
 
             {'bzrdir_format': bzrdir.BzrDirMetaFormat1(),
272
 
              'repository_format': pack_repo.RepositoryFormatKnitPack1(),
273
 
              'transport_readonly_server': 'readonly',
274
 
              'transport_server': 'server'})],
275
 
            no_vfs_scenarios)
276
 
        self.assertEqual([
277
 
            ('RemoteRepositoryFormat(c)',
278
 
             {'bzrdir_format': remote.RemoteBzrDirFormat(),
279
 
              'repository_format': remote.RemoteRepositoryFormat(),
280
 
              'transport_readonly_server': 'readonly',
281
 
              'transport_server': 'server',
282
 
              'vfs_transport_factory': 'vfs'}),
283
 
            ('RepositoryFormatKnitPack1(d)',
284
 
             {'bzrdir_format': bzrdir.BzrDirMetaFormat1(),
285
 
              'repository_format': pack_repo.RepositoryFormatKnitPack1(),
286
 
              'transport_readonly_server': 'readonly',
287
 
              'transport_server': 'server',
288
 
              'vfs_transport_factory': 'vfs'})],
289
 
            vfs_scenarios)
290
 
 
291
 
 
292
 
class TestTestScenarioApplier(TestCase):
293
 
    """Tests for the test adaption facilities."""
294
 
 
295
 
    def test_adapt_applies_scenarios(self):
296
 
        from bzrlib.tests.per_repository import TestScenarioApplier
297
 
        input_test = TestTestScenarioApplier("test_adapt_test_to_scenario")
298
 
        adapter = TestScenarioApplier()
299
 
        adapter.scenarios = [("1", "dict"), ("2", "settings")]
300
 
        calls = []
301
 
        def capture_call(test, scenario):
302
 
            calls.append((test, scenario))
303
 
            return test
304
 
        adapter.adapt_test_to_scenario = capture_call
305
 
        adapter.adapt(input_test)
306
 
        self.assertEqual([(input_test, ("1", "dict")),
307
 
            (input_test, ("2", "settings"))], calls)
308
 
 
309
 
    def test_adapt_test_to_scenario(self):
310
 
        from bzrlib.tests.per_repository import TestScenarioApplier
311
 
        input_test = TestTestScenarioApplier("test_adapt_test_to_scenario")
312
 
        adapter = TestScenarioApplier()
313
 
        # setup two adapted tests
314
 
        adapted_test1 = adapter.adapt_test_to_scenario(input_test,
315
 
            ("new id",
316
 
            {"bzrdir_format":"bzr_format",
317
 
             "repository_format":"repo_fmt",
318
 
             "transport_server":"transport_server",
319
 
             "transport_readonly_server":"readonly-server"}))
320
 
        adapted_test2 = adapter.adapt_test_to_scenario(input_test,
321
 
            ("new id 2", {"bzrdir_format":None}))
322
 
        # input_test should have been altered.
323
 
        self.assertRaises(AttributeError, getattr, input_test, "bzrdir_format")
324
 
        # the new tests are mutually incompatible, ensuring it has 
325
 
        # made new ones, and unspecified elements in the scenario
326
 
        # should not have been altered.
327
 
        self.assertEqual("bzr_format", adapted_test1.bzrdir_format)
328
 
        self.assertEqual("repo_fmt", adapted_test1.repository_format)
329
 
        self.assertEqual("transport_server", adapted_test1.transport_server)
330
 
        self.assertEqual("readonly-server",
331
 
            adapted_test1.transport_readonly_server)
332
 
        self.assertEqual(
333
 
            "bzrlib.tests.test_selftest.TestTestScenarioApplier."
334
 
            "test_adapt_test_to_scenario(new id)",
335
 
            adapted_test1.id())
336
 
        self.assertEqual(None, adapted_test2.bzrdir_format)
337
 
        self.assertEqual(
338
 
            "bzrlib.tests.test_selftest.TestTestScenarioApplier."
339
 
            "test_adapt_test_to_scenario(new id 2)",
340
 
            adapted_test2.id())
341
 
 
342
 
 
343
 
class TestInterRepositoryProviderAdapter(TestCase):
344
 
    """A group of tests that test the InterRepository test adapter."""
345
 
 
346
 
    def test_adapted_tests(self):
347
 
        # check that constructor parameters are passed through to the adapted
348
 
        # test.
349
 
        from bzrlib.tests.interrepository_implementations import \
350
 
            InterRepositoryTestProviderAdapter
351
 
        server1 = "a"
352
 
        server2 = "b"
353
 
        formats = [(str, "C1", "C2"), (int, "D1", "D2")]
354
 
        adapter = InterRepositoryTestProviderAdapter(server1, server2, formats)
355
 
        self.assertEqual([
356
 
            ('str,str,str',
357
 
             {'interrepo_class': str,
358
 
              'repository_format': 'C1',
359
 
              'repository_format_to': 'C2',
360
 
              'transport_readonly_server': 'b',
361
 
              'transport_server': 'a'}),
362
 
            ('int,str,str',
363
 
             {'interrepo_class': int,
364
 
              'repository_format': 'D1',
365
 
              'repository_format_to': 'D2',
366
 
              'transport_readonly_server': 'b',
367
 
              'transport_server': 'a'})],
368
 
            adapter.formats_to_scenarios(formats))
369
 
 
370
 
 
371
 
class TestWorkingTreeProviderAdapter(TestCase):
372
 
    """A group of tests that test the workingtree implementation test adapter."""
373
 
 
374
 
    def test_scenarios(self):
375
 
        # check that constructor parameters are passed through to the adapted
376
 
        # test.
377
 
        from bzrlib.tests.workingtree_implementations \
378
 
            import WorkingTreeTestProviderAdapter
379
 
        server1 = "a"
380
 
        server2 = "b"
381
 
        formats = [workingtree.WorkingTreeFormat2(),
382
 
                   workingtree.WorkingTreeFormat3(),]
383
 
        adapter = WorkingTreeTestProviderAdapter(server1, server2, formats)
384
 
        self.assertEqual([
385
 
            ('WorkingTreeFormat2',
386
 
             {'bzrdir_format': formats[0]._matchingbzrdir,
387
 
              'transport_readonly_server': 'b',
388
 
              'transport_server': 'a',
389
 
              'workingtree_format': formats[0]}),
390
 
            ('WorkingTreeFormat3',
391
 
             {'bzrdir_format': formats[1]._matchingbzrdir,
392
 
              'transport_readonly_server': 'b',
393
 
              'transport_server': 'a',
394
 
              'workingtree_format': formats[1]})],
395
 
            adapter.scenarios)
396
 
 
397
 
 
398
 
class TestTreeProviderAdapter(TestCase):
399
 
    """Test the setup of tree_implementation tests."""
400
 
 
401
 
    def test_adapted_tests(self):
402
 
        # the tree implementation adapter is meant to setup one instance for
403
 
        # each working tree format, and one additional instance that will
404
 
        # use the default wt format, but create a revision tree for the tests.
405
 
        # this means that the wt ones should have the workingtree_to_test_tree
406
 
        # attribute set to 'return_parameter' and the revision one set to
407
 
        # revision_tree_from_workingtree.
408
 
 
409
 
        from bzrlib.tests.tree_implementations import (
410
 
            TreeTestProviderAdapter,
411
 
            return_parameter,
412
 
            revision_tree_from_workingtree
413
 
            )
414
 
        input_test = TestTreeProviderAdapter(
415
 
            "test_adapted_tests")
416
 
        server1 = "a"
417
 
        server2 = "b"
418
 
        formats = [workingtree.WorkingTreeFormat2(),
419
 
                   workingtree.WorkingTreeFormat3(),]
420
 
        adapter = TreeTestProviderAdapter(server1, server2, formats)
421
 
        suite = adapter.adapt(input_test)
422
 
        tests = list(iter(suite))
423
 
        # XXX We should not have tests fail as we add more scenarios
424
 
        # abentley 20080412
425
 
        self.assertEqual(6, len(tests))
426
 
        # this must match the default format setp up in
427
 
        # TreeTestProviderAdapter.adapt
428
 
        default_format = workingtree.WorkingTreeFormat3
429
 
        self.assertEqual(tests[0].workingtree_format, formats[0])
430
 
        self.assertEqual(tests[0].bzrdir_format, formats[0]._matchingbzrdir)
431
 
        self.assertEqual(tests[0].transport_server, server1)
432
 
        self.assertEqual(tests[0].transport_readonly_server, server2)
433
 
        self.assertEqual(tests[0]._workingtree_to_test_tree, return_parameter)
434
 
        self.assertEqual(tests[1].workingtree_format, formats[1])
435
 
        self.assertEqual(tests[1].bzrdir_format, formats[1]._matchingbzrdir)
436
 
        self.assertEqual(tests[1].transport_server, server1)
437
 
        self.assertEqual(tests[1].transport_readonly_server, server2)
438
 
        self.assertEqual(tests[1]._workingtree_to_test_tree, return_parameter)
439
 
        self.assertIsInstance(tests[2].workingtree_format, default_format)
440
 
        #self.assertEqual(tests[2].bzrdir_format,
441
 
        #                 default_format._matchingbzrdir)
442
 
        self.assertEqual(tests[2].transport_server, server1)
443
 
        self.assertEqual(tests[2].transport_readonly_server, server2)
444
 
        self.assertEqual(tests[2]._workingtree_to_test_tree,
445
 
            revision_tree_from_workingtree)
446
 
 
447
 
 
448
 
class TestInterTreeProviderAdapter(TestCase):
449
 
    """A group of tests that test the InterTreeTestAdapter."""
450
 
 
451
 
    def test_adapted_tests(self):
452
 
        # check that constructor parameters are passed through to the adapted
453
 
        # test.
454
 
        # for InterTree tests we want the machinery to bring up two trees in
455
 
        # each instance: the base one, and the one we are interacting with.
456
 
        # because each optimiser can be direction specific, we need to test
457
 
        # each optimiser in its chosen direction.
458
 
        # unlike the TestProviderAdapter we dont want to automatically add a
459
 
        # parameterized one for WorkingTree - the optimisers will tell us what
460
 
        # ones to add.
461
 
        from bzrlib.tests.tree_implementations import (
462
 
            return_parameter,
463
 
            revision_tree_from_workingtree
464
 
            )
465
 
        from bzrlib.tests.intertree_implementations import (
466
 
            InterTreeTestProviderAdapter,
467
 
            )
468
 
        from bzrlib.workingtree import WorkingTreeFormat2, WorkingTreeFormat3
469
 
        input_test = TestInterTreeProviderAdapter(
470
 
            "test_adapted_tests")
471
 
        server1 = "a"
472
 
        server2 = "b"
473
 
        format1 = WorkingTreeFormat2()
474
 
        format2 = WorkingTreeFormat3()
475
 
        formats = [("1", str, format1, format2, "converter1"),
476
 
            ("2", int, format2, format1, "converter2")]
477
 
        adapter = InterTreeTestProviderAdapter(server1, server2, formats)
478
 
        suite = adapter.adapt(input_test)
479
 
        tests = list(iter(suite))
480
 
        self.assertEqual(2, len(tests))
481
 
        self.assertEqual(tests[0].intertree_class, formats[0][1])
482
 
        self.assertEqual(tests[0].workingtree_format, formats[0][2])
483
 
        self.assertEqual(tests[0].workingtree_format_to, formats[0][3])
484
 
        self.assertEqual(tests[0].mutable_trees_to_test_trees, formats[0][4])
485
 
        self.assertEqual(tests[0]._workingtree_to_test_tree, return_parameter)
486
 
        self.assertEqual(tests[0].transport_server, server1)
487
 
        self.assertEqual(tests[0].transport_readonly_server, server2)
488
 
        self.assertEqual(tests[1].intertree_class, formats[1][1])
489
 
        self.assertEqual(tests[1].workingtree_format, formats[1][2])
490
 
        self.assertEqual(tests[1].workingtree_format_to, formats[1][3])
491
 
        self.assertEqual(tests[1].mutable_trees_to_test_trees, formats[1][4])
492
 
        self.assertEqual(tests[1]._workingtree_to_test_tree, return_parameter)
493
 
        self.assertEqual(tests[1].transport_server, server1)
494
 
        self.assertEqual(tests[1].transport_readonly_server, server2)
495
 
 
496
 
 
497
 
class TestTestCaseInTempDir(TestCaseInTempDir):
498
 
 
499
 
    def test_home_is_not_working(self):
500
 
        self.assertNotEqual(self.test_dir, self.test_home_dir)
501
 
        cwd = osutils.getcwd()
502
 
        self.assertIsSameRealPath(self.test_dir, cwd)
503
 
        self.assertIsSameRealPath(self.test_home_dir, os.environ['HOME'])
504
 
 
505
 
    def test_assertEqualStat_equal(self):
506
 
        from bzrlib.tests.test_dirstate import _FakeStat
507
 
        self.build_tree(["foo"])
508
 
        real = os.lstat("foo")
509
 
        fake = _FakeStat(real.st_size, real.st_mtime, real.st_ctime,
510
 
            real.st_dev, real.st_ino, real.st_mode)
511
 
        self.assertEqualStat(real, fake)
512
 
 
513
 
    def test_assertEqualStat_notequal(self):
514
 
        self.build_tree(["foo", "bar"])
515
 
        self.assertRaises(AssertionError, self.assertEqualStat,
516
 
            os.lstat("foo"), os.lstat("bar"))
517
 
 
518
 
 
519
 
class TestTestCaseWithMemoryTransport(TestCaseWithMemoryTransport):
520
 
 
521
 
    def test_home_is_non_existant_dir_under_root(self):
522
 
        """The test_home_dir for TestCaseWithMemoryTransport is missing.
523
 
 
524
 
        This is because TestCaseWithMemoryTransport is for tests that do not
525
 
        need any disk resources: they should be hooked into bzrlib in such a 
526
 
        way that no global settings are being changed by the test (only a 
527
 
        few tests should need to do that), and having a missing dir as home is
528
 
        an effective way to ensure that this is the case.
529
 
        """
530
 
        self.assertIsSameRealPath(
531
 
            self.TEST_ROOT + "/MemoryTransportMissingHomeDir",
532
 
            self.test_home_dir)
533
 
        self.assertIsSameRealPath(self.test_home_dir, os.environ['HOME'])
534
 
        
535
 
    def test_cwd_is_TEST_ROOT(self):
536
 
        self.assertIsSameRealPath(self.test_dir, self.TEST_ROOT)
537
 
        cwd = osutils.getcwd()
538
 
        self.assertIsSameRealPath(self.test_dir, cwd)
539
 
 
540
 
    def test_make_branch_and_memory_tree(self):
541
 
        """In TestCaseWithMemoryTransport we should not make the branch on disk.
542
 
 
543
 
        This is hard to comprehensively robustly test, so we settle for making
544
 
        a branch and checking no directory was created at its relpath.
545
 
        """
546
 
        tree = self.make_branch_and_memory_tree('dir')
547
 
        # Guard against regression into MemoryTransport leaking
548
 
        # files to disk instead of keeping them in memory.
549
 
        self.failIf(osutils.lexists('dir'))
550
 
        self.assertIsInstance(tree, memorytree.MemoryTree)
551
 
 
552
 
    def test_make_branch_and_memory_tree_with_format(self):
553
 
        """make_branch_and_memory_tree should accept a format option."""
554
 
        format = bzrdir.BzrDirMetaFormat1()
555
 
        format.repository_format = weaverepo.RepositoryFormat7()
556
 
        tree = self.make_branch_and_memory_tree('dir', format=format)
557
 
        # Guard against regression into MemoryTransport leaking
558
 
        # files to disk instead of keeping them in memory.
559
 
        self.failIf(osutils.lexists('dir'))
560
 
        self.assertIsInstance(tree, memorytree.MemoryTree)
561
 
        self.assertEqual(format.repository_format.__class__,
562
 
            tree.branch.repository._format.__class__)
563
 
 
564
 
    def test_make_branch_builder(self):
565
 
        builder = self.make_branch_builder('dir')
566
 
        self.assertIsInstance(builder, branchbuilder.BranchBuilder)
567
 
        # Guard against regression into MemoryTransport leaking
568
 
        # files to disk instead of keeping them in memory.
569
 
        self.failIf(osutils.lexists('dir'))
570
 
 
571
 
    def test_make_branch_builder_with_format(self):
572
 
        # Use a repo layout that doesn't conform to a 'named' layout, to ensure
573
 
        # that the format objects are used.
574
 
        format = bzrdir.BzrDirMetaFormat1()
575
 
        repo_format = weaverepo.RepositoryFormat7()
576
 
        format.repository_format = repo_format
577
 
        builder = self.make_branch_builder('dir', format=format)
578
 
        the_branch = builder.get_branch()
579
 
        # Guard against regression into MemoryTransport leaking
580
 
        # files to disk instead of keeping them in memory.
581
 
        self.failIf(osutils.lexists('dir'))
582
 
        self.assertEqual(format.repository_format.__class__,
583
 
                         the_branch.repository._format.__class__)
584
 
        self.assertEqual(repo_format.get_format_string(),
585
 
                         self.get_transport().get_bytes(
586
 
                            'dir/.bzr/repository/format'))
587
 
 
588
 
    def test_make_branch_builder_with_format_name(self):
589
 
        builder = self.make_branch_builder('dir', format='knit')
590
 
        the_branch = builder.get_branch()
591
 
        # Guard against regression into MemoryTransport leaking
592
 
        # files to disk instead of keeping them in memory.
593
 
        self.failIf(osutils.lexists('dir'))
594
 
        dir_format = bzrdir.format_registry.make_bzrdir('knit')
595
 
        self.assertEqual(dir_format.repository_format.__class__,
596
 
                         the_branch.repository._format.__class__)
597
 
        self.assertEqual('Bazaar-NG Knit Repository Format 1',
598
 
                         self.get_transport().get_bytes(
599
 
                            'dir/.bzr/repository/format'))
600
 
 
601
 
    def test_safety_net(self):
602
 
        """No test should modify the safety .bzr directory.
603
 
 
604
 
        We just test that the _check_safety_net private method raises
605
 
        AssertionError, it's easier than building a test suite with the same
606
 
        test.
607
 
        """
608
 
        # Oops, a commit in the current directory (i.e. without local .bzr
609
 
        # directory) will crawl up the hierarchy to find a .bzr directory.
610
 
        self.run_bzr(['commit', '-mfoo', '--unchanged'])
611
 
        # But we have a safety net in place.
612
 
        self.assertRaises(AssertionError, self._check_safety_net)
613
 
 
614
 
 
615
 
class TestTestCaseWithTransport(TestCaseWithTransport):
616
 
    """Tests for the convenience functions TestCaseWithTransport introduces."""
617
 
 
618
 
    def test_get_readonly_url_none(self):
619
 
        from bzrlib.transport import get_transport
620
 
        from bzrlib.transport.memory import MemoryServer
621
 
        from bzrlib.transport.readonly import ReadonlyTransportDecorator
622
 
        self.vfs_transport_factory = MemoryServer
623
 
        self.transport_readonly_server = None
624
 
        # calling get_readonly_transport() constructs a decorator on the url
625
 
        # for the server
626
 
        url = self.get_readonly_url()
627
 
        url2 = self.get_readonly_url('foo/bar')
628
 
        t = get_transport(url)
629
 
        t2 = get_transport(url2)
630
 
        self.failUnless(isinstance(t, ReadonlyTransportDecorator))
631
 
        self.failUnless(isinstance(t2, ReadonlyTransportDecorator))
632
 
        self.assertEqual(t2.base[:-1], t.abspath('foo/bar'))
633
 
 
634
 
    def test_get_readonly_url_http(self):
635
 
        from bzrlib.tests.http_server import HttpServer
636
 
        from bzrlib.transport import get_transport
637
 
        from bzrlib.transport.local import LocalURLServer
638
 
        from bzrlib.transport.http import HttpTransportBase
639
 
        self.transport_server = LocalURLServer
640
 
        self.transport_readonly_server = HttpServer
641
 
        # calling get_readonly_transport() gives us a HTTP server instance.
642
 
        url = self.get_readonly_url()
643
 
        url2 = self.get_readonly_url('foo/bar')
644
 
        # the transport returned may be any HttpTransportBase subclass
645
 
        t = get_transport(url)
646
 
        t2 = get_transport(url2)
647
 
        self.failUnless(isinstance(t, HttpTransportBase))
648
 
        self.failUnless(isinstance(t2, HttpTransportBase))
649
 
        self.assertEqual(t2.base[:-1], t.abspath('foo/bar'))
650
 
 
651
 
    def test_is_directory(self):
652
 
        """Test assertIsDirectory assertion"""
653
 
        t = self.get_transport()
654
 
        self.build_tree(['a_dir/', 'a_file'], transport=t)
655
 
        self.assertIsDirectory('a_dir', t)
656
 
        self.assertRaises(AssertionError, self.assertIsDirectory, 'a_file', t)
657
 
        self.assertRaises(AssertionError, self.assertIsDirectory, 'not_here', t)
658
 
 
659
 
    def test_make_branch_builder(self):
660
 
        builder = self.make_branch_builder('dir')
661
 
        rev_id = builder.build_commit()
662
 
        self.failUnlessExists('dir')
663
 
        a_dir = bzrdir.BzrDir.open('dir')
664
 
        self.assertRaises(errors.NoWorkingTree, a_dir.open_workingtree)
665
 
        a_branch = a_dir.open_branch()
666
 
        builder_branch = builder.get_branch()
667
 
        self.assertEqual(a_branch.base, builder_branch.base)
668
 
        self.assertEqual((1, rev_id), builder_branch.last_revision_info())
669
 
        self.assertEqual((1, rev_id), a_branch.last_revision_info())
670
 
 
671
 
 
672
 
class TestTestCaseTransports(TestCaseWithTransport):
673
 
 
674
 
    def setUp(self):
675
 
        super(TestTestCaseTransports, self).setUp()
676
 
        self.vfs_transport_factory = MemoryServer
677
 
 
678
 
    def test_make_bzrdir_preserves_transport(self):
679
 
        t = self.get_transport()
680
 
        result_bzrdir = self.make_bzrdir('subdir')
681
 
        self.assertIsInstance(result_bzrdir.transport, 
682
 
                              MemoryTransport)
683
 
        # should not be on disk, should only be in memory
684
 
        self.failIfExists('subdir')
685
 
 
686
 
 
687
 
class TestChrootedTest(ChrootedTestCase):
688
 
 
689
 
    def test_root_is_root(self):
690
 
        from bzrlib.transport import get_transport
691
 
        t = get_transport(self.get_readonly_url())
692
 
        url = t.base
693
 
        self.assertEqual(url, t.clone('..').base)
694
 
 
695
 
 
696
 
class MockProgress(_BaseProgressBar):
697
 
    """Progress-bar standin that records calls.
698
 
 
699
 
    Useful for testing pb using code.
700
 
    """
701
 
 
702
 
    def __init__(self):
703
 
        _BaseProgressBar.__init__(self)
704
 
        self.calls = []
705
 
 
706
 
    def tick(self):
707
 
        self.calls.append(('tick',))
708
 
 
709
 
    def update(self, msg=None, current=None, total=None):
710
 
        self.calls.append(('update', msg, current, total))
711
 
 
712
 
    def clear(self):
713
 
        self.calls.append(('clear',))
714
 
 
715
 
    def note(self, msg, *args):
716
 
        self.calls.append(('note', msg, args))
717
 
 
718
 
 
719
 
class TestTestResult(TestCase):
720
 
 
721
 
    def check_timing(self, test_case, expected_re):
722
 
        result = bzrlib.tests.TextTestResult(self._log_file,
723
 
                descriptions=0,
724
 
                verbosity=1,
725
 
                )
726
 
        test_case.run(result)
727
 
        timed_string = result._testTimeString(test_case)
728
 
        self.assertContainsRe(timed_string, expected_re)
729
 
 
730
 
    def test_test_reporting(self):
731
 
        class ShortDelayTestCase(TestCase):
732
 
            def test_short_delay(self):
733
 
                time.sleep(0.003)
734
 
            def test_short_benchmark(self):
735
 
                self.time(time.sleep, 0.003)
736
 
        self.check_timing(ShortDelayTestCase('test_short_delay'),
737
 
                          r"^ +[0-9]+ms$")
738
 
        # if a benchmark time is given, we want a x of y style result.
739
 
        self.check_timing(ShortDelayTestCase('test_short_benchmark'),
740
 
                          r"^ +[0-9]+ms/ +[0-9]+ms$")
741
 
 
742
 
    def test_unittest_reporting_unittest_class(self):
743
 
        # getting the time from a non-bzrlib test works ok
744
 
        class ShortDelayTestCase(unittest.TestCase):
745
 
            def test_short_delay(self):
746
 
                time.sleep(0.003)
747
 
        self.check_timing(ShortDelayTestCase('test_short_delay'),
748
 
                          r"^ +[0-9]+ms$")
749
 
        
750
 
    def test_assigned_benchmark_file_stores_date(self):
751
 
        output = StringIO()
752
 
        result = bzrlib.tests.TextTestResult(self._log_file,
753
 
                                        descriptions=0,
754
 
                                        verbosity=1,
755
 
                                        bench_history=output
756
 
                                        )
757
 
        output_string = output.getvalue()
758
 
        # if you are wondering about the regexp please read the comment in
759
 
        # test_bench_history (bzrlib.tests.test_selftest.TestRunner)
760
 
        # XXX: what comment?  -- Andrew Bennetts
761
 
        self.assertContainsRe(output_string, "--date [0-9.]+")
762
 
 
763
 
    def test_benchhistory_records_test_times(self):
764
 
        result_stream = StringIO()
765
 
        result = bzrlib.tests.TextTestResult(
766
 
            self._log_file,
767
 
            descriptions=0,
768
 
            verbosity=1,
769
 
            bench_history=result_stream
770
 
            )
771
 
 
772
 
        # we want profile a call and check that its test duration is recorded
773
 
        # make a new test instance that when run will generate a benchmark
774
 
        example_test_case = TestTestResult("_time_hello_world_encoding")
775
 
        # execute the test, which should succeed and record times
776
 
        example_test_case.run(result)
777
 
        lines = result_stream.getvalue().splitlines()
778
 
        self.assertEqual(2, len(lines))
779
 
        self.assertContainsRe(lines[1],
780
 
            " *[0-9]+ms bzrlib.tests.test_selftest.TestTestResult"
781
 
            "._time_hello_world_encoding")
782
 
 
783
 
    def _time_hello_world_encoding(self):
784
 
        """Profile two sleep calls
785
 
        
786
 
        This is used to exercise the test framework.
787
 
        """
788
 
        self.time(unicode, 'hello', errors='replace')
789
 
        self.time(unicode, 'world', errors='replace')
790
 
 
791
 
    def test_lsprofiling(self):
792
 
        """Verbose test result prints lsprof statistics from test cases."""
793
 
        self.requireFeature(test_lsprof.LSProfFeature)
794
 
        result_stream = StringIO()
795
 
        result = bzrlib.tests.VerboseTestResult(
796
 
            unittest._WritelnDecorator(result_stream),
797
 
            descriptions=0,
798
 
            verbosity=2,
799
 
            )
800
 
        # we want profile a call of some sort and check it is output by
801
 
        # addSuccess. We dont care about addError or addFailure as they
802
 
        # are not that interesting for performance tuning.
803
 
        # make a new test instance that when run will generate a profile
804
 
        example_test_case = TestTestResult("_time_hello_world_encoding")
805
 
        example_test_case._gather_lsprof_in_benchmarks = True
806
 
        # execute the test, which should succeed and record profiles
807
 
        example_test_case.run(result)
808
 
        # lsprofile_something()
809
 
        # if this worked we want 
810
 
        # LSProf output for <built in function unicode> (['hello'], {'errors': 'replace'})
811
 
        #    CallCount    Recursive    Total(ms)   Inline(ms) module:lineno(function)
812
 
        # (the lsprof header)
813
 
        # ... an arbitrary number of lines
814
 
        # and the function call which is time.sleep.
815
 
        #           1        0            ???         ???       ???(sleep) 
816
 
        # and then repeated but with 'world', rather than 'hello'.
817
 
        # this should appear in the output stream of our test result.
818
 
        output = result_stream.getvalue()
819
 
        self.assertContainsRe(output,
820
 
            r"LSProf output for <type 'unicode'>\(\('hello',\), {'errors': 'replace'}\)")
821
 
        self.assertContainsRe(output,
822
 
            r" *CallCount *Recursive *Total\(ms\) *Inline\(ms\) *module:lineno\(function\)\n")
823
 
        self.assertContainsRe(output,
824
 
            r"( +1 +0 +0\.\d+ +0\.\d+ +<method 'disable' of '_lsprof\.Profiler' objects>\n)?")
825
 
        self.assertContainsRe(output,
826
 
            r"LSProf output for <type 'unicode'>\(\('world',\), {'errors': 'replace'}\)\n")
827
 
 
828
 
    def test_known_failure(self):
829
 
        """A KnownFailure being raised should trigger several result actions."""
830
 
        class InstrumentedTestResult(ExtendedTestResult):
831
 
 
832
 
            def report_test_start(self, test): pass
833
 
            def report_known_failure(self, test, err):
834
 
                self._call = test, err
835
 
        result = InstrumentedTestResult(None, None, None, None)
836
 
        def test_function():
837
 
            raise KnownFailure('failed!')
838
 
        test = unittest.FunctionTestCase(test_function)
839
 
        test.run(result)
840
 
        # it should invoke 'report_known_failure'.
841
 
        self.assertEqual(2, len(result._call))
842
 
        self.assertEqual(test, result._call[0])
843
 
        self.assertEqual(KnownFailure, result._call[1][0])
844
 
        self.assertIsInstance(result._call[1][1], KnownFailure)
845
 
        # we dont introspec the traceback, if the rest is ok, it would be
846
 
        # exceptional for it not to be.
847
 
        # it should update the known_failure_count on the object.
848
 
        self.assertEqual(1, result.known_failure_count)
849
 
        # the result should be successful.
850
 
        self.assertTrue(result.wasSuccessful())
851
 
 
852
 
    def test_verbose_report_known_failure(self):
853
 
        # verbose test output formatting
854
 
        result_stream = StringIO()
855
 
        result = bzrlib.tests.VerboseTestResult(
856
 
            unittest._WritelnDecorator(result_stream),
857
 
            descriptions=0,
858
 
            verbosity=2,
859
 
            )
860
 
        test = self.get_passing_test()
861
 
        result.startTest(test)
862
 
        prefix = len(result_stream.getvalue())
863
 
        # the err parameter has the shape:
864
 
        # (class, exception object, traceback)
865
 
        # KnownFailures dont get their tracebacks shown though, so we
866
 
        # can skip that.
867
 
        err = (KnownFailure, KnownFailure('foo'), None)
868
 
        result.report_known_failure(test, err)
869
 
        output = result_stream.getvalue()[prefix:]
870
 
        lines = output.splitlines()
871
 
        self.assertContainsRe(lines[0], r'XFAIL *\d+ms$')
872
 
        self.assertEqual(lines[1], '    foo')
873
 
        self.assertEqual(2, len(lines))
874
 
 
875
 
    def test_text_report_known_failure(self):
876
 
        # text test output formatting
877
 
        pb = MockProgress()
878
 
        result = bzrlib.tests.TextTestResult(
879
 
            None,
880
 
            descriptions=0,
881
 
            verbosity=1,
882
 
            pb=pb,
883
 
            )
884
 
        test = self.get_passing_test()
885
 
        # this seeds the state to handle reporting the test.
886
 
        result.startTest(test)
887
 
        # the err parameter has the shape:
888
 
        # (class, exception object, traceback)
889
 
        # KnownFailures dont get their tracebacks shown though, so we
890
 
        # can skip that.
891
 
        err = (KnownFailure, KnownFailure('foo'), None)
892
 
        result.report_known_failure(test, err)
893
 
        self.assertEqual(
894
 
            [
895
 
            ('update', '[1 in 0s] passing_test', None, None),
896
 
            ('note', 'XFAIL: %s\n%s\n', ('passing_test', err[1]))
897
 
            ],
898
 
            pb.calls)
899
 
        # known_failures should be printed in the summary, so if we run a test
900
 
        # after there are some known failures, the update prefix should match
901
 
        # this.
902
 
        result.known_failure_count = 3
903
 
        test.run(result)
904
 
        self.assertEqual(
905
 
            [
906
 
            ('update', '[2 in 0s] passing_test', None, None),
907
 
            ],
908
 
            pb.calls[2:])
909
 
 
910
 
    def get_passing_test(self):
911
 
        """Return a test object that can't be run usefully."""
912
 
        def passing_test():
913
 
            pass
914
 
        return unittest.FunctionTestCase(passing_test)
915
 
 
916
 
    def test_add_not_supported(self):
917
 
        """Test the behaviour of invoking addNotSupported."""
918
 
        class InstrumentedTestResult(ExtendedTestResult):
919
 
            def report_test_start(self, test): pass
920
 
            def report_unsupported(self, test, feature):
921
 
                self._call = test, feature
922
 
        result = InstrumentedTestResult(None, None, None, None)
923
 
        test = SampleTestCase('_test_pass')
924
 
        feature = Feature()
925
 
        result.startTest(test)
926
 
        result.addNotSupported(test, feature)
927
 
        # it should invoke 'report_unsupported'.
928
 
        self.assertEqual(2, len(result._call))
929
 
        self.assertEqual(test, result._call[0])
930
 
        self.assertEqual(feature, result._call[1])
931
 
        # the result should be successful.
932
 
        self.assertTrue(result.wasSuccessful())
933
 
        # it should record the test against a count of tests not run due to
934
 
        # this feature.
935
 
        self.assertEqual(1, result.unsupported['Feature'])
936
 
        # and invoking it again should increment that counter
937
 
        result.addNotSupported(test, feature)
938
 
        self.assertEqual(2, result.unsupported['Feature'])
939
 
 
940
 
    def test_verbose_report_unsupported(self):
941
 
        # verbose test output formatting
942
 
        result_stream = StringIO()
943
 
        result = bzrlib.tests.VerboseTestResult(
944
 
            unittest._WritelnDecorator(result_stream),
945
 
            descriptions=0,
946
 
            verbosity=2,
947
 
            )
948
 
        test = self.get_passing_test()
949
 
        feature = Feature()
950
 
        result.startTest(test)
951
 
        prefix = len(result_stream.getvalue())
952
 
        result.report_unsupported(test, feature)
953
 
        output = result_stream.getvalue()[prefix:]
954
 
        lines = output.splitlines()
955
 
        self.assertEqual(lines, ['NODEP                   0ms', "    The feature 'Feature' is not available."])
956
 
    
957
 
    def test_text_report_unsupported(self):
958
 
        # text test output formatting
959
 
        pb = MockProgress()
960
 
        result = bzrlib.tests.TextTestResult(
961
 
            None,
962
 
            descriptions=0,
963
 
            verbosity=1,
964
 
            pb=pb,
965
 
            )
966
 
        test = self.get_passing_test()
967
 
        feature = Feature()
968
 
        # this seeds the state to handle reporting the test.
969
 
        result.startTest(test)
970
 
        result.report_unsupported(test, feature)
971
 
        # no output on unsupported features
972
 
        self.assertEqual(
973
 
            [('update', '[1 in 0s] passing_test', None, None)
974
 
            ],
975
 
            pb.calls)
976
 
        # the number of missing features should be printed in the progress
977
 
        # summary, so check for that.
978
 
        result.unsupported = {'foo':0, 'bar':0}
979
 
        test.run(result)
980
 
        self.assertEqual(
981
 
            [
982
 
            ('update', '[2 in 0s, 2 missing] passing_test', None, None),
983
 
            ],
984
 
            pb.calls[1:])
985
 
    
986
 
    def test_unavailable_exception(self):
987
 
        """An UnavailableFeature being raised should invoke addNotSupported."""
988
 
        class InstrumentedTestResult(ExtendedTestResult):
989
 
 
990
 
            def report_test_start(self, test): pass
991
 
            def addNotSupported(self, test, feature):
992
 
                self._call = test, feature
993
 
        result = InstrumentedTestResult(None, None, None, None)
994
 
        feature = Feature()
995
 
        def test_function():
996
 
            raise UnavailableFeature(feature)
997
 
        test = unittest.FunctionTestCase(test_function)
998
 
        test.run(result)
999
 
        # it should invoke 'addNotSupported'.
1000
 
        self.assertEqual(2, len(result._call))
1001
 
        self.assertEqual(test, result._call[0])
1002
 
        self.assertEqual(feature, result._call[1])
1003
 
        # and not count as an error
1004
 
        self.assertEqual(0, result.error_count)
1005
 
 
1006
 
    def test_strict_with_unsupported_feature(self):
1007
 
        result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
1008
 
                                             verbosity=1)
1009
 
        test = self.get_passing_test()
1010
 
        feature = "Unsupported Feature"
1011
 
        result.addNotSupported(test, feature)
1012
 
        self.assertFalse(result.wasStrictlySuccessful())
1013
 
        self.assertEqual(None, result._extractBenchmarkTime(test))
1014
 
 
1015
 
    def test_strict_with_known_failure(self):
1016
 
        result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
1017
 
                                             verbosity=1)
1018
 
        test = self.get_passing_test()
1019
 
        err = (KnownFailure, KnownFailure('foo'), None)
1020
 
        result._addKnownFailure(test, err)
1021
 
        self.assertFalse(result.wasStrictlySuccessful())
1022
 
        self.assertEqual(None, result._extractBenchmarkTime(test))
1023
 
 
1024
 
    def test_strict_with_success(self):
1025
 
        result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
1026
 
                                             verbosity=1)
1027
 
        test = self.get_passing_test()
1028
 
        result.addSuccess(test)
1029
 
        self.assertTrue(result.wasStrictlySuccessful())
1030
 
        self.assertEqual(None, result._extractBenchmarkTime(test))
1031
 
 
1032
 
 
1033
 
class TestUnicodeFilenameFeature(TestCase):
1034
 
 
1035
 
    def test_probe_passes(self):
1036
 
        """UnicodeFilenameFeature._probe passes."""
1037
 
        # We can't test much more than that because the behaviour depends
1038
 
        # on the platform.
1039
 
        tests.UnicodeFilenameFeature._probe()
1040
 
 
1041
 
 
1042
 
class TestRunner(TestCase):
1043
 
 
1044
 
    def dummy_test(self):
1045
 
        pass
1046
 
 
1047
 
    def run_test_runner(self, testrunner, test):
1048
 
        """Run suite in testrunner, saving global state and restoring it.
1049
 
 
1050
 
        This current saves and restores:
1051
 
        TestCaseInTempDir.TEST_ROOT
1052
 
        
1053
 
        There should be no tests in this file that use bzrlib.tests.TextTestRunner
1054
 
        without using this convenience method, because of our use of global state.
1055
 
        """
1056
 
        old_root = TestCaseInTempDir.TEST_ROOT
1057
 
        try:
1058
 
            TestCaseInTempDir.TEST_ROOT = None
1059
 
            return testrunner.run(test)
1060
 
        finally:
1061
 
            TestCaseInTempDir.TEST_ROOT = old_root
1062
 
 
1063
 
    def test_known_failure_failed_run(self):
1064
 
        # run a test that generates a known failure which should be printed in
1065
 
        # the final output when real failures occur.
1066
 
        def known_failure_test():
1067
 
            raise KnownFailure('failed')
1068
 
        test = unittest.TestSuite()
1069
 
        test.addTest(unittest.FunctionTestCase(known_failure_test))
1070
 
        def failing_test():
1071
 
            raise AssertionError('foo')
1072
 
        test.addTest(unittest.FunctionTestCase(failing_test))
1073
 
        stream = StringIO()
1074
 
        runner = TextTestRunner(stream=stream)
1075
 
        result = self.run_test_runner(runner, test)
1076
 
        lines = stream.getvalue().splitlines()
1077
 
        self.assertEqual([
1078
 
            '',
1079
 
            '======================================================================',
1080
 
            'FAIL: unittest.FunctionTestCase (failing_test)',
1081
 
            '----------------------------------------------------------------------',
1082
 
            'Traceback (most recent call last):',
1083
 
            '    raise AssertionError(\'foo\')',
1084
 
            'AssertionError: foo',
1085
 
            '',
1086
 
            '----------------------------------------------------------------------',
1087
 
            '',
1088
 
            'FAILED (failures=1, known_failure_count=1)'],
1089
 
            lines[0:5] + lines[6:10] + lines[11:])
1090
 
 
1091
 
    def test_known_failure_ok_run(self):
1092
 
        # run a test that generates a known failure which should be printed in the final output.
1093
 
        def known_failure_test():
1094
 
            raise KnownFailure('failed')
1095
 
        test = unittest.FunctionTestCase(known_failure_test)
1096
 
        stream = StringIO()
1097
 
        runner = TextTestRunner(stream=stream)
1098
 
        result = self.run_test_runner(runner, test)
1099
 
        self.assertContainsRe(stream.getvalue(),
1100
 
            '\n'
1101
 
            '-*\n'
1102
 
            'Ran 1 test in .*\n'
1103
 
            '\n'
1104
 
            'OK \\(known_failures=1\\)\n')
1105
 
 
1106
 
    def test_skipped_test(self):
1107
 
        # run a test that is skipped, and check the suite as a whole still
1108
 
        # succeeds.
1109
 
        # skipping_test must be hidden in here so it's not run as a real test
1110
 
        def skipping_test():
1111
 
            raise TestSkipped('test intentionally skipped')
1112
 
 
1113
 
        runner = TextTestRunner(stream=self._log_file)
1114
 
        test = unittest.FunctionTestCase(skipping_test)
1115
 
        result = self.run_test_runner(runner, test)
1116
 
        self.assertTrue(result.wasSuccessful())
1117
 
 
1118
 
    def test_skipped_from_setup(self):
1119
 
        calls = []
1120
 
        class SkippedSetupTest(TestCase):
1121
 
 
1122
 
            def setUp(self):
1123
 
                calls.append('setUp')
1124
 
                self.addCleanup(self.cleanup)
1125
 
                raise TestSkipped('skipped setup')
1126
 
 
1127
 
            def test_skip(self):
1128
 
                self.fail('test reached')
1129
 
 
1130
 
            def cleanup(self):
1131
 
                calls.append('cleanup')
1132
 
 
1133
 
        runner = TextTestRunner(stream=self._log_file)
1134
 
        test = SkippedSetupTest('test_skip')
1135
 
        result = self.run_test_runner(runner, test)
1136
 
        self.assertTrue(result.wasSuccessful())
1137
 
        # Check if cleanup was called the right number of times.
1138
 
        self.assertEqual(['setUp', 'cleanup'], calls)
1139
 
 
1140
 
    def test_skipped_from_test(self):
1141
 
        calls = []
1142
 
        class SkippedTest(TestCase):
1143
 
 
1144
 
            def setUp(self):
1145
 
                calls.append('setUp')
1146
 
                self.addCleanup(self.cleanup)
1147
 
 
1148
 
            def test_skip(self):
1149
 
                raise TestSkipped('skipped test')
1150
 
 
1151
 
            def cleanup(self):
1152
 
                calls.append('cleanup')
1153
 
 
1154
 
        runner = TextTestRunner(stream=self._log_file)
1155
 
        test = SkippedTest('test_skip')
1156
 
        result = self.run_test_runner(runner, test)
1157
 
        self.assertTrue(result.wasSuccessful())
1158
 
        # Check if cleanup was called the right number of times.
1159
 
        self.assertEqual(['setUp', 'cleanup'], calls)
1160
 
 
1161
 
    def test_not_applicable(self):
1162
 
        # run a test that is skipped because it's not applicable
1163
 
        def not_applicable_test():
1164
 
            from bzrlib.tests import TestNotApplicable
1165
 
            raise TestNotApplicable('this test never runs')
1166
 
        out = StringIO()
1167
 
        runner = TextTestRunner(stream=out, verbosity=2)
1168
 
        test = unittest.FunctionTestCase(not_applicable_test)
1169
 
        result = self.run_test_runner(runner, test)
1170
 
        self._log_file.write(out.getvalue())
1171
 
        self.assertTrue(result.wasSuccessful())
1172
 
        self.assertTrue(result.wasStrictlySuccessful())
1173
 
        self.assertContainsRe(out.getvalue(),
1174
 
                r'(?m)not_applicable_test   * N/A')
1175
 
        self.assertContainsRe(out.getvalue(),
1176
 
                r'(?m)^    this test never runs')
1177
 
 
1178
 
    def test_not_applicable_demo(self):
1179
 
        # just so you can see it in the test output
1180
 
        raise TestNotApplicable('this test is just a demonstation')
1181
 
 
1182
 
    def test_unsupported_features_listed(self):
1183
 
        """When unsupported features are encountered they are detailed."""
1184
 
        class Feature1(Feature):
1185
 
            def _probe(self): return False
1186
 
        class Feature2(Feature):
1187
 
            def _probe(self): return False
1188
 
        # create sample tests
1189
 
        test1 = SampleTestCase('_test_pass')
1190
 
        test1._test_needs_features = [Feature1()]
1191
 
        test2 = SampleTestCase('_test_pass')
1192
 
        test2._test_needs_features = [Feature2()]
1193
 
        test = unittest.TestSuite()
1194
 
        test.addTest(test1)
1195
 
        test.addTest(test2)
1196
 
        stream = StringIO()
1197
 
        runner = TextTestRunner(stream=stream)
1198
 
        result = self.run_test_runner(runner, test)
1199
 
        lines = stream.getvalue().splitlines()
1200
 
        self.assertEqual([
1201
 
            'OK',
1202
 
            "Missing feature 'Feature1' skipped 1 tests.",
1203
 
            "Missing feature 'Feature2' skipped 1 tests.",
1204
 
            ],
1205
 
            lines[-3:])
1206
 
 
1207
 
    def test_bench_history(self):
1208
 
        # tests that the running the benchmark produces a history file
1209
 
        # containing a timestamp and the revision id of the bzrlib source which
1210
 
        # was tested.
1211
 
        workingtree = _get_bzr_source_tree()
1212
 
        test = TestRunner('dummy_test')
1213
 
        output = StringIO()
1214
 
        runner = TextTestRunner(stream=self._log_file, bench_history=output)
1215
 
        result = self.run_test_runner(runner, test)
1216
 
        output_string = output.getvalue()
1217
 
        self.assertContainsRe(output_string, "--date [0-9.]+")
1218
 
        if workingtree is not None:
1219
 
            revision_id = workingtree.get_parent_ids()[0]
1220
 
            self.assertEndsWith(output_string.rstrip(), revision_id)
1221
 
 
1222
 
    def assertLogDeleted(self, test):
1223
 
        log = test._get_log()
1224
 
        self.assertEqual("DELETED log file to reduce memory footprint", log)
1225
 
        self.assertEqual('', test._log_contents)
1226
 
        self.assertIs(None, test._log_file_name)
1227
 
 
1228
 
    def test_success_log_deleted(self):
1229
 
        """Successful tests have their log deleted"""
1230
 
 
1231
 
        class LogTester(TestCase):
1232
 
 
1233
 
            def test_success(self):
1234
 
                self.log('this will be removed\n')
1235
 
 
1236
 
        sio = cStringIO.StringIO()
1237
 
        runner = TextTestRunner(stream=sio)
1238
 
        test = LogTester('test_success')
1239
 
        result = self.run_test_runner(runner, test)
1240
 
 
1241
 
        self.assertLogDeleted(test)
1242
 
 
1243
 
    def test_skipped_log_deleted(self):
1244
 
        """Skipped tests have their log deleted"""
1245
 
 
1246
 
        class LogTester(TestCase):
1247
 
 
1248
 
            def test_skipped(self):
1249
 
                self.log('this will be removed\n')
1250
 
                raise tests.TestSkipped()
1251
 
 
1252
 
        sio = cStringIO.StringIO()
1253
 
        runner = TextTestRunner(stream=sio)
1254
 
        test = LogTester('test_skipped')
1255
 
        result = self.run_test_runner(runner, test)
1256
 
 
1257
 
        self.assertLogDeleted(test)
1258
 
 
1259
 
    def test_not_aplicable_log_deleted(self):
1260
 
        """Not applicable tests have their log deleted"""
1261
 
 
1262
 
        class LogTester(TestCase):
1263
 
 
1264
 
            def test_not_applicable(self):
1265
 
                self.log('this will be removed\n')
1266
 
                raise tests.TestNotApplicable()
1267
 
 
1268
 
        sio = cStringIO.StringIO()
1269
 
        runner = TextTestRunner(stream=sio)
1270
 
        test = LogTester('test_not_applicable')
1271
 
        result = self.run_test_runner(runner, test)
1272
 
 
1273
 
        self.assertLogDeleted(test)
1274
 
 
1275
 
    def test_known_failure_log_deleted(self):
1276
 
        """Know failure tests have their log deleted"""
1277
 
 
1278
 
        class LogTester(TestCase):
1279
 
 
1280
 
            def test_known_failure(self):
1281
 
                self.log('this will be removed\n')
1282
 
                raise tests.KnownFailure()
1283
 
 
1284
 
        sio = cStringIO.StringIO()
1285
 
        runner = TextTestRunner(stream=sio)
1286
 
        test = LogTester('test_known_failure')
1287
 
        result = self.run_test_runner(runner, test)
1288
 
 
1289
 
        self.assertLogDeleted(test)
1290
 
 
1291
 
    def test_fail_log_kept(self):
1292
 
        """Failed tests have their log kept"""
1293
 
 
1294
 
        class LogTester(TestCase):
1295
 
 
1296
 
            def test_fail(self):
1297
 
                self.log('this will be kept\n')
1298
 
                self.fail('this test fails')
1299
 
 
1300
 
        sio = cStringIO.StringIO()
1301
 
        runner = TextTestRunner(stream=sio)
1302
 
        test = LogTester('test_fail')
1303
 
        result = self.run_test_runner(runner, test)
1304
 
 
1305
 
        text = sio.getvalue()
1306
 
        self.assertContainsRe(text, 'this will be kept')
1307
 
        self.assertContainsRe(text, 'this test fails')
1308
 
 
1309
 
        log = test._get_log()
1310
 
        self.assertContainsRe(log, 'this will be kept')
1311
 
        self.assertEqual(log, test._log_contents)
1312
 
 
1313
 
    def test_error_log_kept(self):
1314
 
        """Tests with errors have their log kept"""
1315
 
 
1316
 
        class LogTester(TestCase):
1317
 
 
1318
 
            def test_error(self):
1319
 
                self.log('this will be kept\n')
1320
 
                raise ValueError('random exception raised')
1321
 
 
1322
 
        sio = cStringIO.StringIO()
1323
 
        runner = TextTestRunner(stream=sio)
1324
 
        test = LogTester('test_error')
1325
 
        result = self.run_test_runner(runner, test)
1326
 
 
1327
 
        text = sio.getvalue()
1328
 
        self.assertContainsRe(text, 'this will be kept')
1329
 
        self.assertContainsRe(text, 'random exception raised')
1330
 
 
1331
 
        log = test._get_log()
1332
 
        self.assertContainsRe(log, 'this will be kept')
1333
 
        self.assertEqual(log, test._log_contents)
1334
 
 
1335
 
 
1336
 
class SampleTestCase(TestCase):
1337
 
 
1338
 
    def _test_pass(self):
1339
 
        pass
1340
 
 
1341
 
class _TestException(Exception):
1342
 
    pass
1343
 
 
1344
 
class TestTestCase(TestCase):
1345
 
    """Tests that test the core bzrlib TestCase."""
1346
 
 
1347
 
    def test_debug_flags_sanitised(self):
1348
 
        """The bzrlib debug flags should be sanitised by setUp."""
1349
 
        if 'allow_debug' in tests.selftest_debug_flags:
1350
 
            raise TestNotApplicable(
1351
 
                '-Eallow_debug option prevents debug flag sanitisation')
1352
 
        # we could set something and run a test that will check
1353
 
        # it gets santised, but this is probably sufficient for now:
1354
 
        # if someone runs the test with -Dsomething it will error.
1355
 
        self.assertEqual(set(), bzrlib.debug.debug_flags)
1356
 
 
1357
 
    def change_selftest_debug_flags(self, new_flags):
1358
 
        orig_selftest_flags = tests.selftest_debug_flags
1359
 
        self.addCleanup(self._restore_selftest_debug_flags, orig_selftest_flags)
1360
 
        tests.selftest_debug_flags = set(new_flags)
1361
 
        
1362
 
    def _restore_selftest_debug_flags(self, flags):
1363
 
        tests.selftest_debug_flags = flags
1364
 
 
1365
 
    def test_allow_debug_flag(self):
1366
 
        """The -Eallow_debug flag prevents bzrlib.debug.debug_flags from being
1367
 
        sanitised (i.e. cleared) before running a test.
1368
 
        """
1369
 
        self.change_selftest_debug_flags(set(['allow_debug']))
1370
 
        bzrlib.debug.debug_flags = set(['a-flag'])
1371
 
        class TestThatRecordsFlags(TestCase):
1372
 
            def test_foo(nested_self):
1373
 
                self.flags = set(bzrlib.debug.debug_flags)
1374
 
        test = TestThatRecordsFlags('test_foo')
1375
 
        test.run(self.make_test_result())
1376
 
        self.assertEqual(set(['a-flag']), self.flags)
1377
 
 
1378
 
    def test_debug_flags_restored(self):
1379
 
        """The bzrlib debug flags should be restored to their original state
1380
 
        after the test was run, even if allow_debug is set.
1381
 
        """
1382
 
        self.change_selftest_debug_flags(set(['allow_debug']))
1383
 
        # Now run a test that modifies debug.debug_flags.
1384
 
        bzrlib.debug.debug_flags = set(['original-state'])
1385
 
        class TestThatModifiesFlags(TestCase):
1386
 
            def test_foo(self):
1387
 
                bzrlib.debug.debug_flags = set(['modified'])
1388
 
        test = TestThatModifiesFlags('test_foo')
1389
 
        test.run(self.make_test_result())
1390
 
        self.assertEqual(set(['original-state']), bzrlib.debug.debug_flags)
1391
 
 
1392
 
    def make_test_result(self):
1393
 
        return bzrlib.tests.TextTestResult(
1394
 
            self._log_file, descriptions=0, verbosity=1)
1395
 
 
1396
 
    def inner_test(self):
1397
 
        # the inner child test
1398
 
        note("inner_test")
1399
 
 
1400
 
    def outer_child(self):
1401
 
        # the outer child test
1402
 
        note("outer_start")
1403
 
        self.inner_test = TestTestCase("inner_child")
1404
 
        result = self.make_test_result()
1405
 
        self.inner_test.run(result)
1406
 
        note("outer finish")
1407
 
 
1408
 
    def test_trace_nesting(self):
1409
 
        # this tests that each test case nests its trace facility correctly.
1410
 
        # we do this by running a test case manually. That test case (A)
1411
 
        # should setup a new log, log content to it, setup a child case (B),
1412
 
        # which should log independently, then case (A) should log a trailer
1413
 
        # and return.
1414
 
        # we do two nested children so that we can verify the state of the 
1415
 
        # logs after the outer child finishes is correct, which a bad clean
1416
 
        # up routine in tearDown might trigger a fault in our test with only
1417
 
        # one child, we should instead see the bad result inside our test with
1418
 
        # the two children.
1419
 
        # the outer child test
1420
 
        original_trace = bzrlib.trace._trace_file
1421
 
        outer_test = TestTestCase("outer_child")
1422
 
        result = self.make_test_result()
1423
 
        outer_test.run(result)
1424
 
        self.assertEqual(original_trace, bzrlib.trace._trace_file)
1425
 
 
1426
 
    def method_that_times_a_bit_twice(self):
1427
 
        # call self.time twice to ensure it aggregates
1428
 
        self.time(time.sleep, 0.007)
1429
 
        self.time(time.sleep, 0.007)
1430
 
 
1431
 
    def test_time_creates_benchmark_in_result(self):
1432
 
        """Test that the TestCase.time() method accumulates a benchmark time."""
1433
 
        sample_test = TestTestCase("method_that_times_a_bit_twice")
1434
 
        output_stream = StringIO()
1435
 
        result = bzrlib.tests.VerboseTestResult(
1436
 
            unittest._WritelnDecorator(output_stream),
1437
 
            descriptions=0,
1438
 
            verbosity=2,
1439
 
            num_tests=sample_test.countTestCases())
1440
 
        sample_test.run(result)
1441
 
        self.assertContainsRe(
1442
 
            output_stream.getvalue(),
1443
 
            r"\d+ms/ +\d+ms\n$")
1444
 
 
1445
 
    def test_hooks_sanitised(self):
1446
 
        """The bzrlib hooks should be sanitised by setUp."""
1447
 
        self.assertEqual(bzrlib.branch.BranchHooks(),
1448
 
            bzrlib.branch.Branch.hooks)
1449
 
        self.assertEqual(bzrlib.smart.server.SmartServerHooks(),
1450
 
            bzrlib.smart.server.SmartTCPServer.hooks)
1451
 
 
1452
 
    def test__gather_lsprof_in_benchmarks(self):
1453
 
        """When _gather_lsprof_in_benchmarks is on, accumulate profile data.
1454
 
        
1455
 
        Each self.time() call is individually and separately profiled.
1456
 
        """
1457
 
        self.requireFeature(test_lsprof.LSProfFeature)
1458
 
        # overrides the class member with an instance member so no cleanup 
1459
 
        # needed.
1460
 
        self._gather_lsprof_in_benchmarks = True
1461
 
        self.time(time.sleep, 0.000)
1462
 
        self.time(time.sleep, 0.003)
1463
 
        self.assertEqual(2, len(self._benchcalls))
1464
 
        self.assertEqual((time.sleep, (0.000,), {}), self._benchcalls[0][0])
1465
 
        self.assertEqual((time.sleep, (0.003,), {}), self._benchcalls[1][0])
1466
 
        self.assertIsInstance(self._benchcalls[0][1], bzrlib.lsprof.Stats)
1467
 
        self.assertIsInstance(self._benchcalls[1][1], bzrlib.lsprof.Stats)
1468
 
 
1469
 
    def test_knownFailure(self):
1470
 
        """Self.knownFailure() should raise a KnownFailure exception."""
1471
 
        self.assertRaises(KnownFailure, self.knownFailure, "A Failure")
1472
 
 
1473
 
    def test_requireFeature_available(self):
1474
 
        """self.requireFeature(available) is a no-op."""
1475
 
        class Available(Feature):
1476
 
            def _probe(self):return True
1477
 
        feature = Available()
1478
 
        self.requireFeature(feature)
1479
 
 
1480
 
    def test_requireFeature_unavailable(self):
1481
 
        """self.requireFeature(unavailable) raises UnavailableFeature."""
1482
 
        class Unavailable(Feature):
1483
 
            def _probe(self):return False
1484
 
        feature = Unavailable()
1485
 
        self.assertRaises(UnavailableFeature, self.requireFeature, feature)
1486
 
 
1487
 
    def test_run_no_parameters(self):
1488
 
        test = SampleTestCase('_test_pass')
1489
 
        test.run()
1490
 
    
1491
 
    def test_run_enabled_unittest_result(self):
1492
 
        """Test we revert to regular behaviour when the test is enabled."""
1493
 
        test = SampleTestCase('_test_pass')
1494
 
        class EnabledFeature(object):
1495
 
            def available(self):
1496
 
                return True
1497
 
        test._test_needs_features = [EnabledFeature()]
1498
 
        result = unittest.TestResult()
1499
 
        test.run(result)
1500
 
        self.assertEqual(1, result.testsRun)
1501
 
        self.assertEqual([], result.errors)
1502
 
        self.assertEqual([], result.failures)
1503
 
 
1504
 
    def test_run_disabled_unittest_result(self):
1505
 
        """Test our compatability for disabled tests with unittest results."""
1506
 
        test = SampleTestCase('_test_pass')
1507
 
        class DisabledFeature(object):
1508
 
            def available(self):
1509
 
                return False
1510
 
        test._test_needs_features = [DisabledFeature()]
1511
 
        result = unittest.TestResult()
1512
 
        test.run(result)
1513
 
        self.assertEqual(1, result.testsRun)
1514
 
        self.assertEqual([], result.errors)
1515
 
        self.assertEqual([], result.failures)
1516
 
 
1517
 
    def test_run_disabled_supporting_result(self):
1518
 
        """Test disabled tests behaviour with support aware results."""
1519
 
        test = SampleTestCase('_test_pass')
1520
 
        class DisabledFeature(object):
1521
 
            def available(self):
1522
 
                return False
1523
 
        the_feature = DisabledFeature()
1524
 
        test._test_needs_features = [the_feature]
1525
 
        class InstrumentedTestResult(unittest.TestResult):
1526
 
            def __init__(self):
1527
 
                unittest.TestResult.__init__(self)
1528
 
                self.calls = []
1529
 
            def startTest(self, test):
1530
 
                self.calls.append(('startTest', test))
1531
 
            def stopTest(self, test):
1532
 
                self.calls.append(('stopTest', test))
1533
 
            def addNotSupported(self, test, feature):
1534
 
                self.calls.append(('addNotSupported', test, feature))
1535
 
        result = InstrumentedTestResult()
1536
 
        test.run(result)
1537
 
        self.assertEqual([
1538
 
            ('startTest', test),
1539
 
            ('addNotSupported', test, the_feature),
1540
 
            ('stopTest', test),
1541
 
            ],
1542
 
            result.calls)
1543
 
 
1544
 
    def test_assert_list_raises_on_generator(self):
1545
 
        def generator_which_will_raise():
1546
 
            # This will not raise until after the first yield
1547
 
            yield 1
1548
 
            raise _TestException()
1549
 
 
1550
 
        e = self.assertListRaises(_TestException, generator_which_will_raise)
1551
 
        self.assertIsInstance(e, _TestException)
1552
 
 
1553
 
        e = self.assertListRaises(Exception, generator_which_will_raise)
1554
 
        self.assertIsInstance(e, _TestException)
1555
 
 
1556
 
    def test_assert_list_raises_on_plain(self):
1557
 
        def plain_exception():
1558
 
            raise _TestException()
1559
 
            return []
1560
 
 
1561
 
        e = self.assertListRaises(_TestException, plain_exception)
1562
 
        self.assertIsInstance(e, _TestException)
1563
 
 
1564
 
        e = self.assertListRaises(Exception, plain_exception)
1565
 
        self.assertIsInstance(e, _TestException)
1566
 
 
1567
 
    def test_assert_list_raises_assert_wrong_exception(self):
1568
 
        class _NotTestException(Exception):
1569
 
            pass
1570
 
 
1571
 
        def wrong_exception():
1572
 
            raise _NotTestException()
1573
 
 
1574
 
        def wrong_exception_generator():
1575
 
            yield 1
1576
 
            yield 2
1577
 
            raise _NotTestException()
1578
 
 
1579
 
        # Wrong exceptions are not intercepted
1580
 
        self.assertRaises(_NotTestException,
1581
 
            self.assertListRaises, _TestException, wrong_exception)
1582
 
        self.assertRaises(_NotTestException,
1583
 
            self.assertListRaises, _TestException, wrong_exception_generator)
1584
 
 
1585
 
    def test_assert_list_raises_no_exception(self):
1586
 
        def success():
1587
 
            return []
1588
 
 
1589
 
        def success_generator():
1590
 
            yield 1
1591
 
            yield 2
1592
 
 
1593
 
        self.assertRaises(AssertionError,
1594
 
            self.assertListRaises, _TestException, success)
1595
 
 
1596
 
        self.assertRaises(AssertionError,
1597
 
            self.assertListRaises, _TestException, success_generator)
1598
 
 
1599
 
 
1600
 
@symbol_versioning.deprecated_function(zero_eleven)
1601
 
def sample_deprecated_function():
1602
 
    """A deprecated function to test applyDeprecated with."""
1603
 
    return 2
1604
 
 
1605
 
 
1606
 
def sample_undeprecated_function(a_param):
1607
 
    """A undeprecated function to test applyDeprecated with."""
1608
 
 
1609
 
 
1610
 
class ApplyDeprecatedHelper(object):
1611
 
    """A helper class for ApplyDeprecated tests."""
1612
 
 
1613
 
    @symbol_versioning.deprecated_method(zero_eleven)
1614
 
    def sample_deprecated_method(self, param_one):
1615
 
        """A deprecated method for testing with."""
1616
 
        return param_one
1617
 
 
1618
 
    def sample_normal_method(self):
1619
 
        """A undeprecated method."""
1620
 
 
1621
 
    @symbol_versioning.deprecated_method(zero_ten)
1622
 
    def sample_nested_deprecation(self):
1623
 
        return sample_deprecated_function()
1624
 
 
1625
 
 
1626
 
class TestExtraAssertions(TestCase):
1627
 
    """Tests for new test assertions in bzrlib test suite"""
1628
 
 
1629
 
    def test_assert_isinstance(self):
1630
 
        self.assertIsInstance(2, int)
1631
 
        self.assertIsInstance(u'', basestring)
1632
 
        self.assertRaises(AssertionError, self.assertIsInstance, None, int)
1633
 
        self.assertRaises(AssertionError, self.assertIsInstance, 23.3, int)
1634
 
 
1635
 
    def test_assertEndsWith(self):
1636
 
        self.assertEndsWith('foo', 'oo')
1637
 
        self.assertRaises(AssertionError, self.assertEndsWith, 'o', 'oo')
1638
 
 
1639
 
    def test_applyDeprecated_not_deprecated(self):
1640
 
        sample_object = ApplyDeprecatedHelper()
1641
 
        # calling an undeprecated callable raises an assertion
1642
 
        self.assertRaises(AssertionError, self.applyDeprecated, zero_eleven,
1643
 
            sample_object.sample_normal_method)
1644
 
        self.assertRaises(AssertionError, self.applyDeprecated, zero_eleven,
1645
 
            sample_undeprecated_function, "a param value")
1646
 
        # calling a deprecated callable (function or method) with the wrong
1647
 
        # expected deprecation fails.
1648
 
        self.assertRaises(AssertionError, self.applyDeprecated, zero_ten,
1649
 
            sample_object.sample_deprecated_method, "a param value")
1650
 
        self.assertRaises(AssertionError, self.applyDeprecated, zero_ten,
1651
 
            sample_deprecated_function)
1652
 
        # calling a deprecated callable (function or method) with the right
1653
 
        # expected deprecation returns the functions result.
1654
 
        self.assertEqual("a param value", self.applyDeprecated(zero_eleven,
1655
 
            sample_object.sample_deprecated_method, "a param value"))
1656
 
        self.assertEqual(2, self.applyDeprecated(zero_eleven,
1657
 
            sample_deprecated_function))
1658
 
        # calling a nested deprecation with the wrong deprecation version
1659
 
        # fails even if a deeper nested function was deprecated with the 
1660
 
        # supplied version.
1661
 
        self.assertRaises(AssertionError, self.applyDeprecated,
1662
 
            zero_eleven, sample_object.sample_nested_deprecation)
1663
 
        # calling a nested deprecation with the right deprecation value
1664
 
        # returns the calls result.
1665
 
        self.assertEqual(2, self.applyDeprecated(zero_ten,
1666
 
            sample_object.sample_nested_deprecation))
1667
 
 
1668
 
    def test_callDeprecated(self):
1669
 
        def testfunc(be_deprecated, result=None):
1670
 
            if be_deprecated is True:
1671
 
                symbol_versioning.warn('i am deprecated', DeprecationWarning, 
1672
 
                                       stacklevel=1)
1673
 
            return result
1674
 
        result = self.callDeprecated(['i am deprecated'], testfunc, True)
1675
 
        self.assertIs(None, result)
1676
 
        result = self.callDeprecated([], testfunc, False, 'result')
1677
 
        self.assertEqual('result', result)
1678
 
        self.callDeprecated(['i am deprecated'], testfunc, be_deprecated=True)
1679
 
        self.callDeprecated([], testfunc, be_deprecated=False)
1680
 
 
1681
 
 
1682
 
class TestWarningTests(TestCase):
1683
 
    """Tests for calling methods that raise warnings."""
1684
 
 
1685
 
    def test_callCatchWarnings(self):
1686
 
        def meth(a, b):
1687
 
            warnings.warn("this is your last warning")
1688
 
            return a + b
1689
 
        wlist, result = self.callCatchWarnings(meth, 1, 2)
1690
 
        self.assertEquals(3, result)
1691
 
        # would like just to compare them, but UserWarning doesn't implement
1692
 
        # eq well
1693
 
        w0, = wlist
1694
 
        self.assertIsInstance(w0, UserWarning)
1695
 
        self.assertEquals("this is your last warning", str(w0))
1696
 
 
1697
 
 
1698
 
class TestConvenienceMakers(TestCaseWithTransport):
1699
 
    """Test for the make_* convenience functions."""
1700
 
 
1701
 
    def test_make_branch_and_tree_with_format(self):
1702
 
        # we should be able to supply a format to make_branch_and_tree
1703
 
        self.make_branch_and_tree('a', format=bzrlib.bzrdir.BzrDirMetaFormat1())
1704
 
        self.make_branch_and_tree('b', format=bzrlib.bzrdir.BzrDirFormat6())
1705
 
        self.assertIsInstance(bzrlib.bzrdir.BzrDir.open('a')._format,
1706
 
                              bzrlib.bzrdir.BzrDirMetaFormat1)
1707
 
        self.assertIsInstance(bzrlib.bzrdir.BzrDir.open('b')._format,
1708
 
                              bzrlib.bzrdir.BzrDirFormat6)
1709
 
 
1710
 
    def test_make_branch_and_memory_tree(self):
1711
 
        # we should be able to get a new branch and a mutable tree from
1712
 
        # TestCaseWithTransport
1713
 
        tree = self.make_branch_and_memory_tree('a')
1714
 
        self.assertIsInstance(tree, bzrlib.memorytree.MemoryTree)
1715
 
 
1716
 
 
1717
 
class TestSFTPMakeBranchAndTree(TestCaseWithSFTPServer):
1718
 
 
1719
 
    def test_make_tree_for_sftp_branch(self):
1720
 
        """Transports backed by local directories create local trees."""
1721
 
 
1722
 
        tree = self.make_branch_and_tree('t1')
1723
 
        base = tree.bzrdir.root_transport.base
1724
 
        self.failIf(base.startswith('sftp'),
1725
 
                'base %r is on sftp but should be local' % base)
1726
 
        self.assertEquals(tree.bzrdir.root_transport,
1727
 
                tree.branch.bzrdir.root_transport)
1728
 
        self.assertEquals(tree.bzrdir.root_transport,
1729
 
                tree.branch.repository.bzrdir.root_transport)
1730
 
 
1731
 
 
1732
 
class TestSelftest(TestCase):
1733
 
    """Tests of bzrlib.tests.selftest."""
1734
 
 
1735
 
    def test_selftest_benchmark_parameter_invokes_test_suite__benchmark__(self):
1736
 
        factory_called = []
1737
 
        def factory():
1738
 
            factory_called.append(True)
1739
 
            return TestSuite()
1740
 
        out = StringIO()
1741
 
        err = StringIO()
1742
 
        self.apply_redirected(out, err, None, bzrlib.tests.selftest, 
1743
 
            test_suite_factory=factory)
1744
 
        self.assertEqual([True], factory_called)
1745
 
 
1746
 
 
1747
 
class TestKnownFailure(TestCase):
1748
 
 
1749
 
    def test_known_failure(self):
1750
 
        """Check that KnownFailure is defined appropriately."""
1751
 
        # a KnownFailure is an assertion error for compatability with unaware
1752
 
        # runners.
1753
 
        self.assertIsInstance(KnownFailure(""), AssertionError)
1754
 
 
1755
 
    def test_expect_failure(self):
1756
 
        try:
1757
 
            self.expectFailure("Doomed to failure", self.assertTrue, False)
1758
 
        except KnownFailure, e:
1759
 
            self.assertEqual('Doomed to failure', e.args[0])
1760
 
        try:
1761
 
            self.expectFailure("Doomed to failure", self.assertTrue, True)
1762
 
        except AssertionError, e:
1763
 
            self.assertEqual('Unexpected success.  Should have failed:'
1764
 
                             ' Doomed to failure', e.args[0])
1765
 
        else:
1766
 
            self.fail('Assertion not raised')
1767
 
 
1768
 
 
1769
 
class TestFeature(TestCase):
1770
 
 
1771
 
    def test_caching(self):
1772
 
        """Feature._probe is called by the feature at most once."""
1773
 
        class InstrumentedFeature(Feature):
1774
 
            def __init__(self):
1775
 
                Feature.__init__(self)
1776
 
                self.calls = []
1777
 
            def _probe(self):
1778
 
                self.calls.append('_probe')
1779
 
                return False
1780
 
        feature = InstrumentedFeature()
1781
 
        feature.available()
1782
 
        self.assertEqual(['_probe'], feature.calls)
1783
 
        feature.available()
1784
 
        self.assertEqual(['_probe'], feature.calls)
1785
 
 
1786
 
    def test_named_str(self):
1787
 
        """Feature.__str__ should thunk to feature_name()."""
1788
 
        class NamedFeature(Feature):
1789
 
            def feature_name(self):
1790
 
                return 'symlinks'
1791
 
        feature = NamedFeature()
1792
 
        self.assertEqual('symlinks', str(feature))
1793
 
 
1794
 
    def test_default_str(self):
1795
 
        """Feature.__str__ should default to __class__.__name__."""
1796
 
        class NamedFeature(Feature):
1797
 
            pass
1798
 
        feature = NamedFeature()
1799
 
        self.assertEqual('NamedFeature', str(feature))
1800
 
 
1801
 
 
1802
 
class TestUnavailableFeature(TestCase):
1803
 
 
1804
 
    def test_access_feature(self):
1805
 
        feature = Feature()
1806
 
        exception = UnavailableFeature(feature)
1807
 
        self.assertIs(feature, exception.args[0])
1808
 
 
1809
 
 
1810
 
class TestSelftestFiltering(TestCase):
1811
 
 
1812
 
    def setUp(self):
1813
 
        self.suite = TestUtil.TestSuite()
1814
 
        self.loader = TestUtil.TestLoader()
1815
 
        self.suite.addTest(self.loader.loadTestsFromModuleNames([
1816
 
            'bzrlib.tests.test_selftest']))
1817
 
        self.all_names = _test_ids(self.suite)
1818
 
 
1819
 
    def test_condition_id_re(self):
1820
 
        test_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1821
 
            'test_condition_id_re')
1822
 
        filtered_suite = filter_suite_by_condition(self.suite,
1823
 
            condition_id_re('test_condition_id_re'))
1824
 
        self.assertEqual([test_name], _test_ids(filtered_suite))
1825
 
 
1826
 
    def test_condition_id_in_list(self):
1827
 
        test_names = ['bzrlib.tests.test_selftest.TestSelftestFiltering.'
1828
 
                      'test_condition_id_in_list']
1829
 
        id_list = tests.TestIdList(test_names)
1830
 
        filtered_suite = filter_suite_by_condition(
1831
 
            self.suite, tests.condition_id_in_list(id_list))
1832
 
        my_pattern = 'TestSelftestFiltering.*test_condition_id_in_list'
1833
 
        re_filtered = filter_suite_by_re(self.suite, my_pattern)
1834
 
        self.assertEqual(_test_ids(re_filtered), _test_ids(filtered_suite))
1835
 
 
1836
 
    def test_condition_id_startswith(self):
1837
 
        klass = 'bzrlib.tests.test_selftest.TestSelftestFiltering.'
1838
 
        start1 = klass + 'test_condition_id_starts'
1839
 
        start2 = klass + 'test_condition_id_in'
1840
 
        test_names = [ klass + 'test_condition_id_in_list',
1841
 
                      klass + 'test_condition_id_startswith',
1842
 
                     ]
1843
 
        filtered_suite = filter_suite_by_condition(
1844
 
            self.suite, tests.condition_id_startswith([start1, start2]))
1845
 
        self.assertEqual(test_names, _test_ids(filtered_suite))
1846
 
 
1847
 
    def test_condition_isinstance(self):
1848
 
        filtered_suite = filter_suite_by_condition(self.suite,
1849
 
            condition_isinstance(self.__class__))
1850
 
        class_pattern = 'bzrlib.tests.test_selftest.TestSelftestFiltering.'
1851
 
        re_filtered = filter_suite_by_re(self.suite, class_pattern)
1852
 
        self.assertEqual(_test_ids(re_filtered), _test_ids(filtered_suite))
1853
 
 
1854
 
    def test_exclude_tests_by_condition(self):
1855
 
        excluded_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1856
 
            'test_exclude_tests_by_condition')
1857
 
        filtered_suite = exclude_tests_by_condition(self.suite,
1858
 
            lambda x:x.id() == excluded_name)
1859
 
        self.assertEqual(len(self.all_names) - 1,
1860
 
            filtered_suite.countTestCases())
1861
 
        self.assertFalse(excluded_name in _test_ids(filtered_suite))
1862
 
        remaining_names = list(self.all_names)
1863
 
        remaining_names.remove(excluded_name)
1864
 
        self.assertEqual(remaining_names, _test_ids(filtered_suite))
1865
 
 
1866
 
    def test_exclude_tests_by_re(self):
1867
 
        self.all_names = _test_ids(self.suite)
1868
 
        filtered_suite = exclude_tests_by_re(self.suite, 'exclude_tests_by_re')
1869
 
        excluded_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1870
 
            'test_exclude_tests_by_re')
1871
 
        self.assertEqual(len(self.all_names) - 1,
1872
 
            filtered_suite.countTestCases())
1873
 
        self.assertFalse(excluded_name in _test_ids(filtered_suite))
1874
 
        remaining_names = list(self.all_names)
1875
 
        remaining_names.remove(excluded_name)
1876
 
        self.assertEqual(remaining_names, _test_ids(filtered_suite))
1877
 
 
1878
 
    def test_filter_suite_by_condition(self):
1879
 
        test_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1880
 
            'test_filter_suite_by_condition')
1881
 
        filtered_suite = filter_suite_by_condition(self.suite,
1882
 
            lambda x:x.id() == test_name)
1883
 
        self.assertEqual([test_name], _test_ids(filtered_suite))
1884
 
 
1885
 
    def test_filter_suite_by_re(self):
1886
 
        filtered_suite = filter_suite_by_re(self.suite, 'test_filter_suite_by_r')
1887
 
        filtered_names = _test_ids(filtered_suite)
1888
 
        self.assertEqual(filtered_names, ['bzrlib.tests.test_selftest.'
1889
 
            'TestSelftestFiltering.test_filter_suite_by_re'])
1890
 
 
1891
 
    def test_filter_suite_by_id_list(self):
1892
 
        test_list = ['bzrlib.tests.test_selftest.'
1893
 
                     'TestSelftestFiltering.test_filter_suite_by_id_list']
1894
 
        filtered_suite = tests.filter_suite_by_id_list(
1895
 
            self.suite, tests.TestIdList(test_list))
1896
 
        filtered_names = _test_ids(filtered_suite)
1897
 
        self.assertEqual(
1898
 
            filtered_names,
1899
 
            ['bzrlib.tests.test_selftest.'
1900
 
             'TestSelftestFiltering.test_filter_suite_by_id_list'])
1901
 
 
1902
 
    def test_filter_suite_by_id_startswith(self):
1903
 
        # By design this test may fail if another test is added whose name also
1904
 
        # begins with one of the start value used.
1905
 
        klass = 'bzrlib.tests.test_selftest.TestSelftestFiltering.'
1906
 
        start1 = klass + 'test_filter_suite_by_id_starts'
1907
 
        start2 = klass + 'test_filter_suite_by_id_li'
1908
 
        test_list = [klass + 'test_filter_suite_by_id_list',
1909
 
                     klass + 'test_filter_suite_by_id_startswith',
1910
 
                     ]
1911
 
        filtered_suite = tests.filter_suite_by_id_startswith(
1912
 
            self.suite, [start1, start2])
1913
 
        self.assertEqual(
1914
 
            test_list,
1915
 
            _test_ids(filtered_suite),
1916
 
            )
1917
 
 
1918
 
    def test_preserve_input(self):
1919
 
        # NB: Surely this is something in the stdlib to do this?
1920
 
        self.assertTrue(self.suite is preserve_input(self.suite))
1921
 
        self.assertTrue("@#$" is preserve_input("@#$"))
1922
 
 
1923
 
    def test_randomize_suite(self):
1924
 
        randomized_suite = randomize_suite(self.suite)
1925
 
        # randomizing should not add or remove test names.
1926
 
        self.assertEqual(set(_test_ids(self.suite)),
1927
 
                         set(_test_ids(randomized_suite)))
1928
 
        # Technically, this *can* fail, because random.shuffle(list) can be
1929
 
        # equal to list. Trying multiple times just pushes the frequency back.
1930
 
        # As its len(self.all_names)!:1, the failure frequency should be low
1931
 
        # enough to ignore. RBC 20071021.
1932
 
        # It should change the order.
1933
 
        self.assertNotEqual(self.all_names, _test_ids(randomized_suite))
1934
 
        # But not the length. (Possibly redundant with the set test, but not
1935
 
        # necessarily.)
1936
 
        self.assertEqual(len(self.all_names), len(_test_ids(randomized_suite)))
1937
 
 
1938
 
    def test_split_suit_by_condition(self):
1939
 
        self.all_names = _test_ids(self.suite)
1940
 
        condition = condition_id_re('test_filter_suite_by_r')
1941
 
        split_suite = split_suite_by_condition(self.suite, condition)
1942
 
        filtered_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1943
 
            'test_filter_suite_by_re')
1944
 
        self.assertEqual([filtered_name], _test_ids(split_suite[0]))
1945
 
        self.assertFalse(filtered_name in _test_ids(split_suite[1]))
1946
 
        remaining_names = list(self.all_names)
1947
 
        remaining_names.remove(filtered_name)
1948
 
        self.assertEqual(remaining_names, _test_ids(split_suite[1]))
1949
 
 
1950
 
    def test_split_suit_by_re(self):
1951
 
        self.all_names = _test_ids(self.suite)
1952
 
        split_suite = split_suite_by_re(self.suite, 'test_filter_suite_by_r')
1953
 
        filtered_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1954
 
            'test_filter_suite_by_re')
1955
 
        self.assertEqual([filtered_name], _test_ids(split_suite[0]))
1956
 
        self.assertFalse(filtered_name in _test_ids(split_suite[1]))
1957
 
        remaining_names = list(self.all_names)
1958
 
        remaining_names.remove(filtered_name)
1959
 
        self.assertEqual(remaining_names, _test_ids(split_suite[1]))
1960
 
 
1961
 
 
1962
 
class TestCheckInventoryShape(TestCaseWithTransport):
1963
 
 
1964
 
    def test_check_inventory_shape(self):
1965
 
        files = ['a', 'b/', 'b/c']
1966
 
        tree = self.make_branch_and_tree('.')
1967
 
        self.build_tree(files)
1968
 
        tree.add(files)
1969
 
        tree.lock_read()
1970
 
        try:
1971
 
            self.check_inventory_shape(tree.inventory, files)
1972
 
        finally:
1973
 
            tree.unlock()
1974
 
 
1975
 
 
1976
 
class TestBlackboxSupport(TestCase):
1977
 
    """Tests for testsuite blackbox features."""
1978
 
 
1979
 
    def test_run_bzr_failure_not_caught(self):
1980
 
        # When we run bzr in blackbox mode, we want any unexpected errors to
1981
 
        # propagate up to the test suite so that it can show the error in the
1982
 
        # usual way, and we won't get a double traceback.
1983
 
        e = self.assertRaises(
1984
 
            AssertionError,
1985
 
            self.run_bzr, ['assert-fail'])
1986
 
        # make sure we got the real thing, not an error from somewhere else in
1987
 
        # the test framework
1988
 
        self.assertEquals('always fails', str(e))
1989
 
        # check that there's no traceback in the test log
1990
 
        self.assertNotContainsRe(self._get_log(keep_log_file=True),
1991
 
            r'Traceback')
1992
 
 
1993
 
    def test_run_bzr_user_error_caught(self):
1994
 
        # Running bzr in blackbox mode, normal/expected/user errors should be
1995
 
        # caught in the regular way and turned into an error message plus exit
1996
 
        # code.
1997
 
        out, err = self.run_bzr(["log", "/nonexistantpath"], retcode=3)
1998
 
        self.assertEqual(out, '')
1999
 
        self.assertContainsRe(err,
2000
 
            'bzr: ERROR: Not a branch: ".*nonexistantpath/".\n')
2001
 
 
2002
 
 
2003
 
class TestTestLoader(TestCase):
2004
 
    """Tests for the test loader."""
2005
 
 
2006
 
    def _get_loader_and_module(self):
2007
 
        """Gets a TestLoader and a module with one test in it."""
2008
 
        loader = TestUtil.TestLoader()
2009
 
        module = {}
2010
 
        class Stub(TestCase):
2011
 
            def test_foo(self):
2012
 
                pass
2013
 
        class MyModule(object):
2014
 
            pass
2015
 
        MyModule.a_class = Stub
2016
 
        module = MyModule()
2017
 
        return loader, module
2018
 
 
2019
 
    def test_module_no_load_tests_attribute_loads_classes(self):
2020
 
        loader, module = self._get_loader_and_module()
2021
 
        self.assertEqual(1, loader.loadTestsFromModule(module).countTestCases())
2022
 
 
2023
 
    def test_module_load_tests_attribute_gets_called(self):
2024
 
        loader, module = self._get_loader_and_module()
2025
 
        # 'self' is here because we're faking the module with a class. Regular
2026
 
        # load_tests do not need that :)
2027
 
        def load_tests(self, standard_tests, module, loader):
2028
 
            result = loader.suiteClass()
2029
 
            for test in iter_suite_tests(standard_tests):
2030
 
                result.addTests([test, test])
2031
 
            return result
2032
 
        # add a load_tests() method which multiplies the tests from the module.
2033
 
        module.__class__.load_tests = load_tests
2034
 
        self.assertEqual(2, loader.loadTestsFromModule(module).countTestCases())
2035
 
 
2036
 
    def test_load_tests_from_module_name_smoke_test(self):
2037
 
        loader = TestUtil.TestLoader()
2038
 
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2039
 
        self.assertEquals(['bzrlib.tests.test_sampler.DemoTest.test_nothing'],
2040
 
                          _test_ids(suite))
2041
 
 
2042
 
    def test_load_tests_from_module_name_with_bogus_module_name(self):
2043
 
        loader = TestUtil.TestLoader()
2044
 
        self.assertRaises(ImportError, loader.loadTestsFromModuleName, 'bogus')
2045
 
 
2046
 
 
2047
 
class TestTestIdList(tests.TestCase):
2048
 
 
2049
 
    def _create_id_list(self, test_list):
2050
 
        return tests.TestIdList(test_list)
2051
 
 
2052
 
    def _create_suite(self, test_id_list):
2053
 
 
2054
 
        class Stub(TestCase):
2055
 
            def test_foo(self):
2056
 
                pass
2057
 
 
2058
 
        def _create_test_id(id):
2059
 
            return lambda: id
2060
 
 
2061
 
        suite = TestUtil.TestSuite()
2062
 
        for id in test_id_list:
2063
 
            t  = Stub('test_foo')
2064
 
            t.id = _create_test_id(id)
2065
 
            suite.addTest(t)
2066
 
        return suite
2067
 
 
2068
 
    def _test_ids(self, test_suite):
2069
 
        """Get the ids for the tests in a test suite."""
2070
 
        return [t.id() for t in iter_suite_tests(test_suite)]
2071
 
 
2072
 
    def test_empty_list(self):
2073
 
        id_list = self._create_id_list([])
2074
 
        self.assertEquals({}, id_list.tests)
2075
 
        self.assertEquals({}, id_list.modules)
2076
 
 
2077
 
    def test_valid_list(self):
2078
 
        id_list = self._create_id_list(
2079
 
            ['mod1.cl1.meth1', 'mod1.cl1.meth2',
2080
 
             'mod1.func1', 'mod1.cl2.meth2',
2081
 
             'mod1.submod1',
2082
 
             'mod1.submod2.cl1.meth1', 'mod1.submod2.cl2.meth2',
2083
 
             ])
2084
 
        self.assertTrue(id_list.refers_to('mod1'))
2085
 
        self.assertTrue(id_list.refers_to('mod1.submod1'))
2086
 
        self.assertTrue(id_list.refers_to('mod1.submod2'))
2087
 
        self.assertTrue(id_list.includes('mod1.cl1.meth1'))
2088
 
        self.assertTrue(id_list.includes('mod1.submod1'))
2089
 
        self.assertTrue(id_list.includes('mod1.func1'))
2090
 
 
2091
 
    def test_bad_chars_in_params(self):
2092
 
        id_list = self._create_id_list(['mod1.cl1.meth1(xx.yy)'])
2093
 
        self.assertTrue(id_list.refers_to('mod1'))
2094
 
        self.assertTrue(id_list.includes('mod1.cl1.meth1(xx.yy)'))
2095
 
 
2096
 
    def test_module_used(self):
2097
 
        id_list = self._create_id_list(['mod.class.meth'])
2098
 
        self.assertTrue(id_list.refers_to('mod'))
2099
 
        self.assertTrue(id_list.refers_to('mod.class'))
2100
 
        self.assertTrue(id_list.refers_to('mod.class.meth'))
2101
 
 
2102
 
    def test_test_suite(self):
2103
 
        # This test is slow, so we do a single test with one test in each
2104
 
        # category
2105
 
        test_list = [
2106
 
            # testmod_names
2107
 
            'bzrlib.tests.blackbox.test_branch.TestBranch.test_branch',
2108
 
            'bzrlib.tests.test_selftest.TestTestIdList.test_test_suite',
2109
 
            # transport implementations
2110
 
            'bzrlib.tests.test_transport_implementations.TransportTests'
2111
 
            '.test_abspath(LocalURLServer)',
2112
 
            # modules_to_doctest
2113
 
            'bzrlib.timestamp.format_highres_date',
2114
 
            # plugins can't be tested that way since selftest may be run with
2115
 
            # --no-plugins
2116
 
            ]
2117
 
        suite = tests.test_suite(test_list)
2118
 
        self.assertEquals(test_list, _test_ids(suite))
2119
 
 
2120
 
    def test_test_suite_matches_id_list_with_unknown(self):
2121
 
        loader = TestUtil.TestLoader()
2122
 
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2123
 
        test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing',
2124
 
                     'bogus']
2125
 
        not_found, duplicates = tests.suite_matches_id_list(suite, test_list)
2126
 
        self.assertEquals(['bogus'], not_found)
2127
 
        self.assertEquals([], duplicates)
2128
 
 
2129
 
    def test_suite_matches_id_list_with_duplicates(self):
2130
 
        loader = TestUtil.TestLoader()
2131
 
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2132
 
        dupes = loader.suiteClass()
2133
 
        for test in iter_suite_tests(suite):
2134
 
            dupes.addTest(test)
2135
 
            dupes.addTest(test) # Add it again
2136
 
 
2137
 
        test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing',]
2138
 
        not_found, duplicates = tests.suite_matches_id_list(
2139
 
            dupes, test_list)
2140
 
        self.assertEquals([], not_found)
2141
 
        self.assertEquals(['bzrlib.tests.test_sampler.DemoTest.test_nothing'],
2142
 
                          duplicates)
2143
 
 
2144
 
 
2145
 
class TestLoadTestIdList(tests.TestCaseInTempDir):
2146
 
 
2147
 
    def _create_test_list_file(self, file_name, content):
2148
 
        fl = open(file_name, 'wt')
2149
 
        fl.write(content)
2150
 
        fl.close()
2151
 
 
2152
 
    def test_load_unknown(self):
2153
 
        self.assertRaises(errors.NoSuchFile,
2154
 
                          tests.load_test_id_list, 'i_do_not_exist')
2155
 
 
2156
 
    def test_load_test_list(self):
2157
 
        test_list_fname = 'test.list'
2158
 
        self._create_test_list_file(test_list_fname,
2159
 
                                    'mod1.cl1.meth1\nmod2.cl2.meth2\n')
2160
 
        tlist = tests.load_test_id_list(test_list_fname)
2161
 
        self.assertEquals(2, len(tlist))
2162
 
        self.assertEquals('mod1.cl1.meth1', tlist[0])
2163
 
        self.assertEquals('mod2.cl2.meth2', tlist[1])
2164
 
 
2165
 
    def test_load_dirty_file(self):
2166
 
        test_list_fname = 'test.list'
2167
 
        self._create_test_list_file(test_list_fname,
2168
 
                                    '  mod1.cl1.meth1\n\nmod2.cl2.meth2  \n'
2169
 
                                    'bar baz\n')
2170
 
        tlist = tests.load_test_id_list(test_list_fname)
2171
 
        self.assertEquals(4, len(tlist))
2172
 
        self.assertEquals('mod1.cl1.meth1', tlist[0])
2173
 
        self.assertEquals('', tlist[1])
2174
 
        self.assertEquals('mod2.cl2.meth2', tlist[2])
2175
 
        self.assertEquals('bar baz', tlist[3])
2176
 
 
2177
 
 
2178
 
class TestFilteredByModuleTestLoader(tests.TestCase):
2179
 
 
2180
 
    def _create_loader(self, test_list):
2181
 
        id_filter = tests.TestIdList(test_list)
2182
 
        loader = TestUtil.FilteredByModuleTestLoader(id_filter.refers_to)
2183
 
        return loader
2184
 
 
2185
 
    def test_load_tests(self):
2186
 
        test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing']
2187
 
        loader = self._create_loader(test_list)
2188
 
 
2189
 
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2190
 
        self.assertEquals(test_list, _test_ids(suite))
2191
 
 
2192
 
    def test_exclude_tests(self):
2193
 
        test_list = ['bogus']
2194
 
        loader = self._create_loader(test_list)
2195
 
 
2196
 
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2197
 
        self.assertEquals([], _test_ids(suite))
2198
 
 
2199
 
 
2200
 
class TestFilteredByNameStartTestLoader(tests.TestCase):
2201
 
 
2202
 
    def _create_loader(self, name_start):
2203
 
        def needs_module(name):
2204
 
            return name.startswith(name_start) or name_start.startswith(name)
2205
 
        loader = TestUtil.FilteredByModuleTestLoader(needs_module)
2206
 
        return loader
2207
 
 
2208
 
    def test_load_tests(self):
2209
 
        test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing']
2210
 
        loader = self._create_loader('bzrlib.tests.test_samp')
2211
 
 
2212
 
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2213
 
        self.assertEquals(test_list, _test_ids(suite))
2214
 
 
2215
 
    def test_load_tests_inside_module(self):
2216
 
        test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing']
2217
 
        loader = self._create_loader('bzrlib.tests.test_sampler.Demo')
2218
 
 
2219
 
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2220
 
        self.assertEquals(test_list, _test_ids(suite))
2221
 
 
2222
 
    def test_exclude_tests(self):
2223
 
        test_list = ['bogus']
2224
 
        loader = self._create_loader('bogus')
2225
 
 
2226
 
        suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2227
 
        self.assertEquals([], _test_ids(suite))
2228
 
 
2229
 
 
2230
 
class TestTestPrefixRegistry(tests.TestCase):
2231
 
 
2232
 
    def _get_registry(self):
2233
 
        tp_registry = tests.TestPrefixAliasRegistry()
2234
 
        return tp_registry
2235
 
 
2236
 
    def test_register_new_prefix(self):
2237
 
        tpr = self._get_registry()
2238
 
        tpr.register('foo', 'fff.ooo.ooo')
2239
 
        self.assertEquals('fff.ooo.ooo', tpr.get('foo'))
2240
 
 
2241
 
    def test_register_existing_prefix(self):
2242
 
        tpr = self._get_registry()
2243
 
        tpr.register('bar', 'bbb.aaa.rrr')
2244
 
        tpr.register('bar', 'bBB.aAA.rRR')
2245
 
        self.assertEquals('bbb.aaa.rrr', tpr.get('bar'))
2246
 
        self.assertContainsRe(self._get_log(keep_log_file=True),
2247
 
                              r'.*bar.*bbb.aaa.rrr.*bBB.aAA.rRR')
2248
 
 
2249
 
    def test_get_unknown_prefix(self):
2250
 
        tpr = self._get_registry()
2251
 
        self.assertRaises(KeyError, tpr.get, 'I am not a prefix')
2252
 
 
2253
 
    def test_resolve_prefix(self):
2254
 
        tpr = self._get_registry()
2255
 
        tpr.register('bar', 'bb.aa.rr')
2256
 
        self.assertEquals('bb.aa.rr', tpr.resolve_alias('bar'))
2257
 
 
2258
 
    def test_resolve_unknown_alias(self):
2259
 
        tpr = self._get_registry()
2260
 
        self.assertRaises(errors.BzrCommandError,
2261
 
                          tpr.resolve_alias, 'I am not a prefix')
2262
 
 
2263
 
    def test_predefined_prefixes(self):
2264
 
        tpr = tests.test_prefix_alias_registry
2265
 
        self.assertEquals('bzrlib', tpr.resolve_alias('bzrlib'))
2266
 
        self.assertEquals('bzrlib.doc', tpr.resolve_alias('bd'))
2267
 
        self.assertEquals('bzrlib.utils', tpr.resolve_alias('bu'))
2268
 
        self.assertEquals('bzrlib.tests', tpr.resolve_alias('bt'))
2269
 
        self.assertEquals('bzrlib.tests.blackbox', tpr.resolve_alias('bb'))
2270
 
        self.assertEquals('bzrlib.plugins', tpr.resolve_alias('bp'))