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  • Committer: Carl Friedrich Bolz
  • Date: 2006-08-17 11:10:57 UTC
  • mto: This revision was merged to the branch mainline in revision 2026.
  • Revision ID: cfbolz@gmx.de-20060817111057-108585811d3d24bb
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1
# Copyright (C) 2005, 2006 by 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 version 2 as published by
 
5
# the Free Software Foundation.
 
6
#
 
7
# This program is distributed in the hope that it will be useful,
 
8
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
9
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
10
# GNU General Public License for more details.
 
11
#
 
12
# You should have received a copy of the GNU General Public License
 
13
# along with this program; if not, write to the Free Software
 
14
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
15
 
 
16
"""Tests for the test framework."""
 
17
 
 
18
import os
 
19
from StringIO import StringIO
 
20
import sys
 
21
import time
 
22
import unittest
 
23
import warnings
 
24
 
 
25
from bzrlib import osutils
 
26
import bzrlib
 
27
from bzrlib.progress import _BaseProgressBar
 
28
from bzrlib.tests import (
 
29
                          ChrootedTestCase,
 
30
                          TestCase,
 
31
                          TestCaseInTempDir,
 
32
                          TestCaseWithTransport,
 
33
                          TestSkipped,
 
34
                          TestSuite,
 
35
                          TextTestRunner,
 
36
                          )
 
37
from bzrlib.tests.TestUtil import _load_module_by_name
 
38
import bzrlib.errors as errors
 
39
from bzrlib.trace import note
 
40
 
 
41
 
 
42
class SelftestTests(TestCase):
 
43
 
 
44
    def test_import_tests(self):
 
45
        mod = _load_module_by_name('bzrlib.tests.test_selftest')
 
46
        self.assertEqual(mod.SelftestTests, SelftestTests)
 
47
 
 
48
    def test_import_test_failure(self):
 
49
        self.assertRaises(ImportError,
 
50
                          _load_module_by_name,
 
51
                          'bzrlib.no-name-yet')
 
52
 
 
53
 
 
54
class MetaTestLog(TestCase):
 
55
 
 
56
    def test_logging(self):
 
57
        """Test logs are captured when a test fails."""
 
58
        self.log('a test message')
 
59
        self._log_file.flush()
 
60
        self.assertContainsRe(self._get_log(keep_log_file=True),
 
61
                              'a test message\n')
 
62
 
 
63
 
 
64
class TestTreeShape(TestCaseInTempDir):
 
65
 
 
66
    def test_unicode_paths(self):
 
67
        filename = u'hell\u00d8'
 
68
        try:
 
69
            self.build_tree_contents([(filename, 'contents of hello')])
 
70
        except UnicodeEncodeError:
 
71
            raise TestSkipped("can't build unicode working tree in "
 
72
                "filesystem encoding %s" % sys.getfilesystemencoding())
 
73
        self.failUnlessExists(filename)
 
74
 
 
75
 
 
76
class TestTransportProviderAdapter(TestCase):
 
77
    """A group of tests that test the transport implementation adaption core.
 
78
 
 
79
    This is a meta test that the tests are applied to all available 
 
80
    transports.
 
81
 
 
82
    This will be generalised in the future which is why it is in this 
 
83
    test file even though it is specific to transport tests at the moment.
 
84
    """
 
85
 
 
86
    def test_get_transport_permutations(self):
 
87
        # this checks that we the module get_test_permutations call
 
88
        # is made by the adapter get_transport_test_permitations method.
 
89
        class MockModule(object):
 
90
            def get_test_permutations(self):
 
91
                return sample_permutation
 
92
        sample_permutation = [(1,2), (3,4)]
 
93
        from bzrlib.transport import TransportTestProviderAdapter
 
94
        adapter = TransportTestProviderAdapter()
 
95
        self.assertEqual(sample_permutation,
 
96
                         adapter.get_transport_test_permutations(MockModule()))
 
97
 
 
98
    def test_adapter_checks_all_modules(self):
 
99
        # this checks that the adapter returns as many permurtations as
 
100
        # there are in all the registered# transport modules for there
 
101
        # - we assume if this matches its probably doing the right thing
 
102
        # especially in combination with the tests for setting the right
 
103
        # classes below.
 
104
        from bzrlib.transport import (TransportTestProviderAdapter,
 
105
                                      _get_transport_modules
 
106
                                      )
 
107
        modules = _get_transport_modules()
 
108
        permutation_count = 0
 
109
        for module in modules:
 
110
            try:
 
111
                permutation_count += len(reduce(getattr, 
 
112
                    (module + ".get_test_permutations").split('.')[1:],
 
113
                     __import__(module))())
 
114
            except errors.DependencyNotPresent:
 
115
                pass
 
116
        input_test = TestTransportProviderAdapter(
 
117
            "test_adapter_sets_transport_class")
 
118
        adapter = TransportTestProviderAdapter()
 
119
        self.assertEqual(permutation_count,
 
120
                         len(list(iter(adapter.adapt(input_test)))))
 
121
 
 
122
    def test_adapter_sets_transport_class(self):
 
123
        # Check that the test adapter inserts a transport and server into the
 
124
        # generated test.
 
125
        #
 
126
        # This test used to know about all the possible transports and the
 
127
        # order they were returned but that seems overly brittle (mbp
 
128
        # 20060307)
 
129
        input_test = TestTransportProviderAdapter(
 
130
            "test_adapter_sets_transport_class")
 
131
        from bzrlib.transport import TransportTestProviderAdapter
 
132
        suite = TransportTestProviderAdapter().adapt(input_test)
 
133
        tests = list(iter(suite))
 
134
        self.assertTrue(len(tests) > 6)
 
135
        # there are at least that many builtin transports
 
136
        one_test = tests[0]
 
137
        self.assertTrue(issubclass(one_test.transport_class, 
 
138
                                   bzrlib.transport.Transport))
 
139
        self.assertTrue(issubclass(one_test.transport_server, 
 
140
                                   bzrlib.transport.Server))
 
141
 
 
142
 
 
143
class TestBranchProviderAdapter(TestCase):
 
144
    """A group of tests that test the branch implementation test adapter."""
 
145
 
 
146
    def test_adapted_tests(self):
 
147
        # check that constructor parameters are passed through to the adapted
 
148
        # test.
 
149
        from bzrlib.branch import BranchTestProviderAdapter
 
150
        input_test = TestBranchProviderAdapter(
 
151
            "test_adapted_tests")
 
152
        server1 = "a"
 
153
        server2 = "b"
 
154
        formats = [("c", "C"), ("d", "D")]
 
155
        adapter = BranchTestProviderAdapter(server1, server2, formats)
 
156
        suite = adapter.adapt(input_test)
 
157
        tests = list(iter(suite))
 
158
        self.assertEqual(2, len(tests))
 
159
        self.assertEqual(tests[0].branch_format, formats[0][0])
 
160
        self.assertEqual(tests[0].bzrdir_format, formats[0][1])
 
161
        self.assertEqual(tests[0].transport_server, server1)
 
162
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
163
        self.assertEqual(tests[1].branch_format, formats[1][0])
 
164
        self.assertEqual(tests[1].bzrdir_format, formats[1][1])
 
165
        self.assertEqual(tests[1].transport_server, server1)
 
166
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
167
 
 
168
 
 
169
class TestBzrDirProviderAdapter(TestCase):
 
170
    """A group of tests that test the bzr dir implementation test adapter."""
 
171
 
 
172
    def test_adapted_tests(self):
 
173
        # check that constructor parameters are passed through to the adapted
 
174
        # test.
 
175
        from bzrlib.bzrdir import BzrDirTestProviderAdapter
 
176
        input_test = TestBzrDirProviderAdapter(
 
177
            "test_adapted_tests")
 
178
        server1 = "a"
 
179
        server2 = "b"
 
180
        formats = ["c", "d"]
 
181
        adapter = BzrDirTestProviderAdapter(server1, server2, formats)
 
182
        suite = adapter.adapt(input_test)
 
183
        tests = list(iter(suite))
 
184
        self.assertEqual(2, len(tests))
 
185
        self.assertEqual(tests[0].bzrdir_format, formats[0])
 
186
        self.assertEqual(tests[0].transport_server, server1)
 
187
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
188
        self.assertEqual(tests[1].bzrdir_format, formats[1])
 
189
        self.assertEqual(tests[1].transport_server, server1)
 
190
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
191
 
 
192
 
 
193
class TestRepositoryProviderAdapter(TestCase):
 
194
    """A group of tests that test the repository implementation test adapter."""
 
195
 
 
196
    def test_adapted_tests(self):
 
197
        # check that constructor parameters are passed through to the adapted
 
198
        # test.
 
199
        from bzrlib.repository import RepositoryTestProviderAdapter
 
200
        input_test = TestRepositoryProviderAdapter(
 
201
            "test_adapted_tests")
 
202
        server1 = "a"
 
203
        server2 = "b"
 
204
        formats = [("c", "C"), ("d", "D")]
 
205
        adapter = RepositoryTestProviderAdapter(server1, server2, formats)
 
206
        suite = adapter.adapt(input_test)
 
207
        tests = list(iter(suite))
 
208
        self.assertEqual(2, len(tests))
 
209
        self.assertEqual(tests[0].bzrdir_format, formats[0][1])
 
210
        self.assertEqual(tests[0].repository_format, formats[0][0])
 
211
        self.assertEqual(tests[0].transport_server, server1)
 
212
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
213
        self.assertEqual(tests[1].bzrdir_format, formats[1][1])
 
214
        self.assertEqual(tests[1].repository_format, formats[1][0])
 
215
        self.assertEqual(tests[1].transport_server, server1)
 
216
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
217
 
 
218
 
 
219
class TestInterRepositoryProviderAdapter(TestCase):
 
220
    """A group of tests that test the InterRepository test adapter."""
 
221
 
 
222
    def test_adapted_tests(self):
 
223
        # check that constructor parameters are passed through to the adapted
 
224
        # test.
 
225
        from bzrlib.repository import InterRepositoryTestProviderAdapter
 
226
        input_test = TestInterRepositoryProviderAdapter(
 
227
            "test_adapted_tests")
 
228
        server1 = "a"
 
229
        server2 = "b"
 
230
        formats = [(str, "C1", "C2"), (int, "D1", "D2")]
 
231
        adapter = InterRepositoryTestProviderAdapter(server1, server2, formats)
 
232
        suite = adapter.adapt(input_test)
 
233
        tests = list(iter(suite))
 
234
        self.assertEqual(2, len(tests))
 
235
        self.assertEqual(tests[0].interrepo_class, formats[0][0])
 
236
        self.assertEqual(tests[0].repository_format, formats[0][1])
 
237
        self.assertEqual(tests[0].repository_format_to, formats[0][2])
 
238
        self.assertEqual(tests[0].transport_server, server1)
 
239
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
240
        self.assertEqual(tests[1].interrepo_class, formats[1][0])
 
241
        self.assertEqual(tests[1].repository_format, formats[1][1])
 
242
        self.assertEqual(tests[1].repository_format_to, formats[1][2])
 
243
        self.assertEqual(tests[1].transport_server, server1)
 
244
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
245
 
 
246
 
 
247
class TestInterVersionedFileProviderAdapter(TestCase):
 
248
    """A group of tests that test the InterVersionedFile test adapter."""
 
249
 
 
250
    def test_adapted_tests(self):
 
251
        # check that constructor parameters are passed through to the adapted
 
252
        # test.
 
253
        from bzrlib.versionedfile import InterVersionedFileTestProviderAdapter
 
254
        input_test = TestInterRepositoryProviderAdapter(
 
255
            "test_adapted_tests")
 
256
        server1 = "a"
 
257
        server2 = "b"
 
258
        formats = [(str, "C1", "C2"), (int, "D1", "D2")]
 
259
        adapter = InterVersionedFileTestProviderAdapter(server1, server2, formats)
 
260
        suite = adapter.adapt(input_test)
 
261
        tests = list(iter(suite))
 
262
        self.assertEqual(2, len(tests))
 
263
        self.assertEqual(tests[0].interversionedfile_class, formats[0][0])
 
264
        self.assertEqual(tests[0].versionedfile_factory, formats[0][1])
 
265
        self.assertEqual(tests[0].versionedfile_factory_to, formats[0][2])
 
266
        self.assertEqual(tests[0].transport_server, server1)
 
267
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
268
        self.assertEqual(tests[1].interversionedfile_class, formats[1][0])
 
269
        self.assertEqual(tests[1].versionedfile_factory, formats[1][1])
 
270
        self.assertEqual(tests[1].versionedfile_factory_to, formats[1][2])
 
271
        self.assertEqual(tests[1].transport_server, server1)
 
272
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
273
 
 
274
 
 
275
class TestRevisionStoreProviderAdapter(TestCase):
 
276
    """A group of tests that test the RevisionStore test adapter."""
 
277
 
 
278
    def test_adapted_tests(self):
 
279
        # check that constructor parameters are passed through to the adapted
 
280
        # test.
 
281
        from bzrlib.store.revision import RevisionStoreTestProviderAdapter
 
282
        input_test = TestRevisionStoreProviderAdapter(
 
283
            "test_adapted_tests")
 
284
        # revision stores need a store factory - i.e. RevisionKnit
 
285
        #, a readonly and rw transport 
 
286
        # transport servers:
 
287
        server1 = "a"
 
288
        server2 = "b"
 
289
        store_factories = ["c", "d"]
 
290
        adapter = RevisionStoreTestProviderAdapter(server1, server2, store_factories)
 
291
        suite = adapter.adapt(input_test)
 
292
        tests = list(iter(suite))
 
293
        self.assertEqual(2, len(tests))
 
294
        self.assertEqual(tests[0].store_factory, store_factories[0][0])
 
295
        self.assertEqual(tests[0].transport_server, server1)
 
296
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
297
        self.assertEqual(tests[1].store_factory, store_factories[1][0])
 
298
        self.assertEqual(tests[1].transport_server, server1)
 
299
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
300
 
 
301
 
 
302
class TestWorkingTreeProviderAdapter(TestCase):
 
303
    """A group of tests that test the workingtree implementation test adapter."""
 
304
 
 
305
    def test_adapted_tests(self):
 
306
        # check that constructor parameters are passed through to the adapted
 
307
        # test.
 
308
        from bzrlib.workingtree import WorkingTreeTestProviderAdapter
 
309
        input_test = TestWorkingTreeProviderAdapter(
 
310
            "test_adapted_tests")
 
311
        server1 = "a"
 
312
        server2 = "b"
 
313
        formats = [("c", "C"), ("d", "D")]
 
314
        adapter = WorkingTreeTestProviderAdapter(server1, server2, formats)
 
315
        suite = adapter.adapt(input_test)
 
316
        tests = list(iter(suite))
 
317
        self.assertEqual(2, len(tests))
 
318
        self.assertEqual(tests[0].workingtree_format, formats[0][0])
 
319
        self.assertEqual(tests[0].bzrdir_format, formats[0][1])
 
320
        self.assertEqual(tests[0].transport_server, server1)
 
321
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
322
        self.assertEqual(tests[1].workingtree_format, formats[1][0])
 
323
        self.assertEqual(tests[1].bzrdir_format, formats[1][1])
 
324
        self.assertEqual(tests[1].transport_server, server1)
 
325
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
326
 
 
327
 
 
328
class TestTreeProviderAdapter(TestCase):
 
329
    """Test the setup of tree_implementation tests."""
 
330
 
 
331
    def test_adapted_tests(self):
 
332
        # the tree implementation adapter is meant to setup one instance for
 
333
        # each working tree format, and one additional instance that will
 
334
        # use the default wt format, but create a revision tree for the tests.
 
335
        # this means that the wt ones should have the workingtree_to_test_tree
 
336
        # attribute set to 'return_parameter' and the revision one set to
 
337
        # revision_tree_from_workingtree.
 
338
 
 
339
        from bzrlib.tests.tree_implementations import (
 
340
            TreeTestProviderAdapter,
 
341
            return_parameter,
 
342
            revision_tree_from_workingtree
 
343
            )
 
344
        from bzrlib.workingtree import WorkingTreeFormat
 
345
        input_test = TestTreeProviderAdapter(
 
346
            "test_adapted_tests")
 
347
        server1 = "a"
 
348
        server2 = "b"
 
349
        formats = [("c", "C"), ("d", "D")]
 
350
        adapter = TreeTestProviderAdapter(server1, server2, formats)
 
351
        suite = adapter.adapt(input_test)
 
352
        tests = list(iter(suite))
 
353
        self.assertEqual(3, len(tests))
 
354
        default_format = WorkingTreeFormat.get_default_format()
 
355
        self.assertEqual(tests[0].workingtree_format, formats[0][0])
 
356
        self.assertEqual(tests[0].bzrdir_format, formats[0][1])
 
357
        self.assertEqual(tests[0].transport_server, server1)
 
358
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
359
        self.assertEqual(tests[0].workingtree_to_test_tree, return_parameter)
 
360
        self.assertEqual(tests[1].workingtree_format, formats[1][0])
 
361
        self.assertEqual(tests[1].bzrdir_format, formats[1][1])
 
362
        self.assertEqual(tests[1].transport_server, server1)
 
363
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
364
        self.assertEqual(tests[1].workingtree_to_test_tree, return_parameter)
 
365
        self.assertEqual(tests[2].workingtree_format, default_format)
 
366
        self.assertEqual(tests[2].bzrdir_format, default_format._matchingbzrdir)
 
367
        self.assertEqual(tests[2].transport_server, server1)
 
368
        self.assertEqual(tests[2].transport_readonly_server, server2)
 
369
        self.assertEqual(tests[2].workingtree_to_test_tree,
 
370
            revision_tree_from_workingtree)
 
371
 
 
372
 
 
373
class TestInterTreeProviderAdapter(TestCase):
 
374
    """A group of tests that test the InterTreeTestAdapter."""
 
375
 
 
376
    def test_adapted_tests(self):
 
377
        # check that constructor parameters are passed through to the adapted
 
378
        # test.
 
379
        # for InterTree tests we want the machinery to bring up two trees in
 
380
        # each instance: the base one, and the one we are interacting with.
 
381
        # because each optimiser can be direction specific, we need to test
 
382
        # each optimiser in its chosen direction.
 
383
        # unlike the TestProviderAdapter we dont want to automatically add a
 
384
        # parameterised one for WorkingTree - the optimisers will tell us what
 
385
        # ones to add.
 
386
        from bzrlib.tests.tree_implementations import (
 
387
            return_parameter,
 
388
            revision_tree_from_workingtree
 
389
            )
 
390
        from bzrlib.tests.intertree_implementations import (
 
391
            InterTreeTestProviderAdapter,
 
392
            )
 
393
        from bzrlib.workingtree import WorkingTreeFormat2, WorkingTreeFormat3
 
394
        input_test = TestInterTreeProviderAdapter(
 
395
            "test_adapted_tests")
 
396
        server1 = "a"
 
397
        server2 = "b"
 
398
        format1 = WorkingTreeFormat2()
 
399
        format2 = WorkingTreeFormat3()
 
400
        formats = [(str, format1, format2, False, True),
 
401
            (int, format2, format1, False, True)]
 
402
        adapter = InterTreeTestProviderAdapter(server1, server2, formats)
 
403
        suite = adapter.adapt(input_test)
 
404
        tests = list(iter(suite))
 
405
        self.assertEqual(2, len(tests))
 
406
        self.assertEqual(tests[0].intertree_class, formats[0][0])
 
407
        self.assertEqual(tests[0].workingtree_format, formats[0][1])
 
408
        self.assertEqual(tests[0].workingtree_to_test_tree, formats[0][2])
 
409
        self.assertEqual(tests[0].workingtree_format_to, formats[0][3])
 
410
        self.assertEqual(tests[0].workingtree_to_test_tree_to, formats[0][4])
 
411
        self.assertEqual(tests[0].transport_server, server1)
 
412
        self.assertEqual(tests[0].transport_readonly_server, server2)
 
413
        self.assertEqual(tests[1].intertree_class, formats[1][0])
 
414
        self.assertEqual(tests[1].workingtree_format, formats[1][1])
 
415
        self.assertEqual(tests[1].workingtree_to_test_tree, formats[1][2])
 
416
        self.assertEqual(tests[1].workingtree_format_to, formats[1][3])
 
417
        self.assertEqual(tests[1].workingtree_to_test_tree_to, formats[1][4])
 
418
        self.assertEqual(tests[1].transport_server, server1)
 
419
        self.assertEqual(tests[1].transport_readonly_server, server2)
 
420
 
 
421
class TestTestCaseWithTransport(TestCaseWithTransport):
 
422
    """Tests for the convenience functions TestCaseWithTransport introduces."""
 
423
 
 
424
    def test_get_readonly_url_none(self):
 
425
        from bzrlib.transport import get_transport
 
426
        from bzrlib.transport.memory import MemoryServer
 
427
        from bzrlib.transport.readonly import ReadonlyTransportDecorator
 
428
        self.transport_server = MemoryServer
 
429
        self.transport_readonly_server = None
 
430
        # calling get_readonly_transport() constructs a decorator on the url
 
431
        # for the server
 
432
        url = self.get_readonly_url()
 
433
        url2 = self.get_readonly_url('foo/bar')
 
434
        t = get_transport(url)
 
435
        t2 = get_transport(url2)
 
436
        self.failUnless(isinstance(t, ReadonlyTransportDecorator))
 
437
        self.failUnless(isinstance(t2, ReadonlyTransportDecorator))
 
438
        self.assertEqual(t2.base[:-1], t.abspath('foo/bar'))
 
439
 
 
440
    def test_get_readonly_url_http(self):
 
441
        from bzrlib.transport import get_transport
 
442
        from bzrlib.transport.local import LocalRelpathServer
 
443
        from bzrlib.transport.http import HttpServer, HttpTransportBase
 
444
        self.transport_server = LocalRelpathServer
 
445
        self.transport_readonly_server = HttpServer
 
446
        # calling get_readonly_transport() gives us a HTTP server instance.
 
447
        url = self.get_readonly_url()
 
448
        url2 = self.get_readonly_url('foo/bar')
 
449
        # the transport returned may be any HttpTransportBase subclass
 
450
        t = get_transport(url)
 
451
        t2 = get_transport(url2)
 
452
        self.failUnless(isinstance(t, HttpTransportBase))
 
453
        self.failUnless(isinstance(t2, HttpTransportBase))
 
454
        self.assertEqual(t2.base[:-1], t.abspath('foo/bar'))
 
455
 
 
456
    def test_is_directory(self):
 
457
        """Test assertIsDirectory assertion"""
 
458
        t = self.get_transport()
 
459
        self.build_tree(['a_dir/', 'a_file'], transport=t)
 
460
        self.assertIsDirectory('a_dir', t)
 
461
        self.assertRaises(AssertionError, self.assertIsDirectory, 'a_file', t)
 
462
        self.assertRaises(AssertionError, self.assertIsDirectory, 'not_here', t)
 
463
 
 
464
 
 
465
class TestChrootedTest(ChrootedTestCase):
 
466
 
 
467
    def test_root_is_root(self):
 
468
        from bzrlib.transport import get_transport
 
469
        t = get_transport(self.get_readonly_url())
 
470
        url = t.base
 
471
        self.assertEqual(url, t.clone('..').base)
 
472
 
 
473
 
 
474
class MockProgress(_BaseProgressBar):
 
475
    """Progress-bar standin that records calls.
 
476
 
 
477
    Useful for testing pb using code.
 
478
    """
 
479
 
 
480
    def __init__(self):
 
481
        _BaseProgressBar.__init__(self)
 
482
        self.calls = []
 
483
 
 
484
    def tick(self):
 
485
        self.calls.append(('tick',))
 
486
 
 
487
    def update(self, msg=None, current=None, total=None):
 
488
        self.calls.append(('update', msg, current, total))
 
489
 
 
490
    def clear(self):
 
491
        self.calls.append(('clear',))
 
492
 
 
493
    def note(self, msg, *args):
 
494
        self.calls.append(('note', msg, args))
 
495
 
 
496
 
 
497
class TestTestResult(TestCase):
 
498
 
 
499
    def test_progress_bar_style_quiet(self):
 
500
        # test using a progress bar.
 
501
        dummy_test = TestTestResult('test_progress_bar_style_quiet')
 
502
        dummy_error = (Exception, None, [])
 
503
        mypb = MockProgress()
 
504
        mypb.update('Running tests', 0, 4)
 
505
        last_calls = mypb.calls[:]
 
506
 
 
507
        result = bzrlib.tests._MyResult(self._log_file,
 
508
                                        descriptions=0,
 
509
                                        verbosity=1,
 
510
                                        pb=mypb)
 
511
        self.assertEqual(last_calls, mypb.calls)
 
512
 
 
513
        def shorten(s):
 
514
            """Shorten a string based on the terminal width"""
 
515
            return result._ellipsise_unimportant_words(s,
 
516
                                 osutils.terminal_width())
 
517
 
 
518
        # an error 
 
519
        result.startTest(dummy_test)
 
520
        # starting a test prints the test name
 
521
        last_calls += [('update', '...tyle_quiet', 0, None)]
 
522
        self.assertEqual(last_calls, mypb.calls)
 
523
        result.addError(dummy_test, dummy_error)
 
524
        last_calls += [('update', 'ERROR        ', 1, None),
 
525
                       ('note', shorten(dummy_test.id() + ': ERROR'), ())
 
526
                      ]
 
527
        self.assertEqual(last_calls, mypb.calls)
 
528
 
 
529
        # a failure
 
530
        result.startTest(dummy_test)
 
531
        last_calls += [('update', '...tyle_quiet', 1, None)]
 
532
        self.assertEqual(last_calls, mypb.calls)
 
533
        last_calls += [('update', 'FAIL         ', 2, None),
 
534
                       ('note', shorten(dummy_test.id() + ': FAIL'), ())
 
535
                      ]
 
536
        result.addFailure(dummy_test, dummy_error)
 
537
        self.assertEqual(last_calls, mypb.calls)
 
538
 
 
539
        # a success
 
540
        result.startTest(dummy_test)
 
541
        last_calls += [('update', '...tyle_quiet', 2, None)]
 
542
        self.assertEqual(last_calls, mypb.calls)
 
543
        result.addSuccess(dummy_test)
 
544
        last_calls += [('update', 'OK           ', 3, None)]
 
545
        self.assertEqual(last_calls, mypb.calls)
 
546
 
 
547
        # a skip
 
548
        result.startTest(dummy_test)
 
549
        last_calls += [('update', '...tyle_quiet', 3, None)]
 
550
        self.assertEqual(last_calls, mypb.calls)
 
551
        result.addSkipped(dummy_test, dummy_error)
 
552
        last_calls += [('update', 'SKIP         ', 4, None)]
 
553
        self.assertEqual(last_calls, mypb.calls)
 
554
 
 
555
    def test_elapsed_time_with_benchmarking(self):
 
556
        result = bzrlib.tests._MyResult(self._log_file,
 
557
                                        descriptions=0,
 
558
                                        verbosity=1,
 
559
                                        )
 
560
        result._recordTestStartTime()
 
561
        time.sleep(0.003)
 
562
        result.extractBenchmarkTime(self)
 
563
        timed_string = result._testTimeString()
 
564
        # without explicit benchmarking, we should get a simple time.
 
565
        self.assertContainsRe(timed_string, "^         [ 1-9][0-9]ms$")
 
566
        # if a benchmark time is given, we want a x of y style result.
 
567
        self.time(time.sleep, 0.001)
 
568
        result.extractBenchmarkTime(self)
 
569
        timed_string = result._testTimeString()
 
570
        self.assertContainsRe(timed_string, "^   [ 1-9][0-9]ms/   [ 1-9][0-9]ms$")
 
571
        # extracting the time from a non-bzrlib testcase sets to None
 
572
        result._recordTestStartTime()
 
573
        result.extractBenchmarkTime(
 
574
            unittest.FunctionTestCase(self.test_elapsed_time_with_benchmarking))
 
575
        timed_string = result._testTimeString()
 
576
        self.assertContainsRe(timed_string, "^         [ 1-9][0-9]ms$")
 
577
        # cheat. Yes, wash thy mouth out with soap.
 
578
        self._benchtime = None
 
579
 
 
580
    def _time_hello_world_encoding(self):
 
581
        """Profile two sleep calls
 
582
        
 
583
        This is used to exercise the test framework.
 
584
        """
 
585
        self.time(unicode, 'hello', errors='replace')
 
586
        self.time(unicode, 'world', errors='replace')
 
587
 
 
588
    def test_lsprofiling(self):
 
589
        """Verbose test result prints lsprof statistics from test cases."""
 
590
        try:
 
591
            import bzrlib.lsprof
 
592
        except ImportError:
 
593
            raise TestSkipped("lsprof not installed.")
 
594
        result_stream = StringIO()
 
595
        result = bzrlib.tests._MyResult(
 
596
            unittest._WritelnDecorator(result_stream),
 
597
            descriptions=0,
 
598
            verbosity=2,
 
599
            )
 
600
        # we want profile a call of some sort and check it is output by
 
601
        # addSuccess. We dont care about addError or addFailure as they
 
602
        # are not that interesting for performance tuning.
 
603
        # make a new test instance that when run will generate a profile
 
604
        example_test_case = TestTestResult("_time_hello_world_encoding")
 
605
        example_test_case._gather_lsprof_in_benchmarks = True
 
606
        # execute the test, which should succeed and record profiles
 
607
        example_test_case.run(result)
 
608
        # lsprofile_something()
 
609
        # if this worked we want 
 
610
        # LSProf output for <built in function unicode> (['hello'], {'errors': 'replace'})
 
611
        #    CallCount    Recursive    Total(ms)   Inline(ms) module:lineno(function)
 
612
        # (the lsprof header)
 
613
        # ... an arbitrary number of lines
 
614
        # and the function call which is time.sleep.
 
615
        #           1        0            ???         ???       ???(sleep) 
 
616
        # and then repeated but with 'world', rather than 'hello'.
 
617
        # this should appear in the output stream of our test result.
 
618
        output = result_stream.getvalue()
 
619
        self.assertContainsRe(output,
 
620
            r"LSProf output for <type 'unicode'>\(\('hello',\), {'errors': 'replace'}\)")
 
621
        self.assertContainsRe(output,
 
622
            r" *CallCount *Recursive *Total\(ms\) *Inline\(ms\) *module:lineno\(function\)\n")
 
623
        self.assertContainsRe(output,
 
624
            r"( +1 +0 +0\.\d+ +0\.\d+ +<method 'disable' of '_lsprof\.Profiler' objects>\n)?")
 
625
        self.assertContainsRe(output,
 
626
            r"LSProf output for <type 'unicode'>\(\('world',\), {'errors': 'replace'}\)\n")
 
627
 
 
628
 
 
629
class TestRunner(TestCase):
 
630
 
 
631
    def dummy_test(self):
 
632
        pass
 
633
 
 
634
    def run_test_runner(self, testrunner, test):
 
635
        """Run suite in testrunner, saving global state and restoring it.
 
636
 
 
637
        This current saves and restores:
 
638
        TestCaseInTempDir.TEST_ROOT
 
639
        
 
640
        There should be no tests in this file that use bzrlib.tests.TextTestRunner
 
641
        without using this convenience method, because of our use of global state.
 
642
        """
 
643
        old_root = TestCaseInTempDir.TEST_ROOT
 
644
        try:
 
645
            TestCaseInTempDir.TEST_ROOT = None
 
646
            return testrunner.run(test)
 
647
        finally:
 
648
            TestCaseInTempDir.TEST_ROOT = old_root
 
649
 
 
650
    def test_accepts_and_uses_pb_parameter(self):
 
651
        test = TestRunner('dummy_test')
 
652
        mypb = MockProgress()
 
653
        self.assertEqual([], mypb.calls)
 
654
        runner = TextTestRunner(stream=self._log_file, pb=mypb)
 
655
        result = self.run_test_runner(runner, test)
 
656
        self.assertEqual(1, result.testsRun)
 
657
        self.assertEqual(('update', 'Running tests', 0, 1), mypb.calls[0])
 
658
        self.assertEqual(('update', '...dummy_test', 0, None), mypb.calls[1])
 
659
        self.assertEqual(('update', 'OK           ', 1, None), mypb.calls[2])
 
660
        self.assertEqual(('update', 'Cleaning up', 0, 1), mypb.calls[3])
 
661
        self.assertEqual(('clear',), mypb.calls[4])
 
662
        self.assertEqual(5, len(mypb.calls))
 
663
 
 
664
    def test_skipped_test(self):
 
665
        # run a test that is skipped, and check the suite as a whole still
 
666
        # succeeds.
 
667
        # skipping_test must be hidden in here so it's not run as a real test
 
668
        def skipping_test():
 
669
            raise TestSkipped('test intentionally skipped')
 
670
        runner = TextTestRunner(stream=self._log_file, keep_output=True)
 
671
        test = unittest.FunctionTestCase(skipping_test)
 
672
        result = self.run_test_runner(runner, test)
 
673
        self.assertTrue(result.wasSuccessful())
 
674
 
 
675
 
 
676
class TestTestCase(TestCase):
 
677
    """Tests that test the core bzrlib TestCase."""
 
678
 
 
679
    def inner_test(self):
 
680
        # the inner child test
 
681
        note("inner_test")
 
682
 
 
683
    def outer_child(self):
 
684
        # the outer child test
 
685
        note("outer_start")
 
686
        self.inner_test = TestTestCase("inner_child")
 
687
        result = bzrlib.tests._MyResult(self._log_file,
 
688
                                        descriptions=0,
 
689
                                        verbosity=1)
 
690
        self.inner_test.run(result)
 
691
        note("outer finish")
 
692
 
 
693
    def test_trace_nesting(self):
 
694
        # this tests that each test case nests its trace facility correctly.
 
695
        # we do this by running a test case manually. That test case (A)
 
696
        # should setup a new log, log content to it, setup a child case (B),
 
697
        # which should log independently, then case (A) should log a trailer
 
698
        # and return.
 
699
        # we do two nested children so that we can verify the state of the 
 
700
        # logs after the outer child finishes is correct, which a bad clean
 
701
        # up routine in tearDown might trigger a fault in our test with only
 
702
        # one child, we should instead see the bad result inside our test with
 
703
        # the two children.
 
704
        # the outer child test
 
705
        original_trace = bzrlib.trace._trace_file
 
706
        outer_test = TestTestCase("outer_child")
 
707
        result = bzrlib.tests._MyResult(self._log_file,
 
708
                                        descriptions=0,
 
709
                                        verbosity=1)
 
710
        outer_test.run(result)
 
711
        self.assertEqual(original_trace, bzrlib.trace._trace_file)
 
712
 
 
713
    def method_that_times_a_bit_twice(self):
 
714
        # call self.time twice to ensure it aggregates
 
715
        self.time(time.sleep, 0.007)
 
716
        self.time(time.sleep, 0.007)
 
717
 
 
718
    def test_time_creates_benchmark_in_result(self):
 
719
        """Test that the TestCase.time() method accumulates a benchmark time."""
 
720
        sample_test = TestTestCase("method_that_times_a_bit_twice")
 
721
        output_stream = StringIO()
 
722
        result = bzrlib.tests._MyResult(
 
723
            unittest._WritelnDecorator(output_stream),
 
724
            descriptions=0,
 
725
            verbosity=2)
 
726
        sample_test.run(result)
 
727
        self.assertContainsRe(
 
728
            output_stream.getvalue(),
 
729
            "[1-9][0-9]ms/   [1-9][0-9]ms\n$")
 
730
        
 
731
    def test__gather_lsprof_in_benchmarks(self):
 
732
        """When _gather_lsprof_in_benchmarks is on, accumulate profile data.
 
733
        
 
734
        Each self.time() call is individually and separately profiled.
 
735
        """
 
736
        try:
 
737
            import bzrlib.lsprof
 
738
        except ImportError:
 
739
            raise TestSkipped("lsprof not installed.")
 
740
        # overrides the class member with an instance member so no cleanup 
 
741
        # needed.
 
742
        self._gather_lsprof_in_benchmarks = True
 
743
        self.time(time.sleep, 0.000)
 
744
        self.time(time.sleep, 0.003)
 
745
        self.assertEqual(2, len(self._benchcalls))
 
746
        self.assertEqual((time.sleep, (0.000,), {}), self._benchcalls[0][0])
 
747
        self.assertEqual((time.sleep, (0.003,), {}), self._benchcalls[1][0])
 
748
        self.assertIsInstance(self._benchcalls[0][1], bzrlib.lsprof.Stats)
 
749
        self.assertIsInstance(self._benchcalls[1][1], bzrlib.lsprof.Stats)
 
750
 
 
751
 
 
752
class TestExtraAssertions(TestCase):
 
753
    """Tests for new test assertions in bzrlib test suite"""
 
754
 
 
755
    def test_assert_isinstance(self):
 
756
        self.assertIsInstance(2, int)
 
757
        self.assertIsInstance(u'', basestring)
 
758
        self.assertRaises(AssertionError, self.assertIsInstance, None, int)
 
759
        self.assertRaises(AssertionError, self.assertIsInstance, 23.3, int)
 
760
 
 
761
    def test_assertEndsWith(self):
 
762
        self.assertEndsWith('foo', 'oo')
 
763
        self.assertRaises(AssertionError, self.assertEndsWith, 'o', 'oo')
 
764
 
 
765
 
 
766
class TestConvenienceMakers(TestCaseWithTransport):
 
767
    """Test for the make_* convenience functions."""
 
768
 
 
769
    def test_make_branch_and_tree_with_format(self):
 
770
        # we should be able to supply a format to make_branch_and_tree
 
771
        self.make_branch_and_tree('a', format=bzrlib.bzrdir.BzrDirMetaFormat1())
 
772
        self.make_branch_and_tree('b', format=bzrlib.bzrdir.BzrDirFormat6())
 
773
        self.assertIsInstance(bzrlib.bzrdir.BzrDir.open('a')._format,
 
774
                              bzrlib.bzrdir.BzrDirMetaFormat1)
 
775
        self.assertIsInstance(bzrlib.bzrdir.BzrDir.open('b')._format,
 
776
                              bzrlib.bzrdir.BzrDirFormat6)
 
777
 
 
778
 
 
779
class TestSelftest(TestCase):
 
780
    """Tests of bzrlib.tests.selftest."""
 
781
 
 
782
    def test_selftest_benchmark_parameter_invokes_test_suite__benchmark__(self):
 
783
        factory_called = []
 
784
        def factory():
 
785
            factory_called.append(True)
 
786
            return TestSuite()
 
787
        out = StringIO()
 
788
        err = StringIO()
 
789
        self.apply_redirected(out, err, None, bzrlib.tests.selftest, 
 
790
            test_suite_factory=factory)
 
791
        self.assertEqual([True], factory_called)