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Viewing changes to bzrlib/tests/blackbox/test_selftest.py

  • Committer: Robert Collins
  • Date: 2007-07-04 02:43:26 UTC
  • mto: This revision was merged to the branch mainline in revision 2581.
  • Revision ID: robertc@robertcollins.net-20070704024326-czaqy9flaooda2jj
Fix missed tests.

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1
# Copyright (C) 2005, 2007 Canonical Ltd
 
2
#
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
#
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
#
 
13
# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
16
 
 
17
"""UI tests for the test framework."""
 
18
 
 
19
import os
 
20
import re
 
21
import signal
 
22
import sys
 
23
 
 
24
import bzrlib
 
25
from bzrlib import (
 
26
    osutils,
 
27
    )
 
28
from bzrlib.errors import ParamikoNotPresent
 
29
from bzrlib.tests import (
 
30
                          TestCase,
 
31
                          TestCaseInTempDir,
 
32
                          TestCaseWithMemoryTransport,
 
33
                          TestCaseWithTransport,
 
34
                          TestUIFactory,
 
35
                          TestSkipped,
 
36
                          )
 
37
from bzrlib.symbol_versioning import (
 
38
    zero_eighteen,
 
39
    )
 
40
from bzrlib.tests.blackbox import ExternalBase
 
41
 
 
42
 
 
43
class TestOptions(TestCase):
 
44
 
 
45
    current_test = None
 
46
 
 
47
    def test_transport_set_to_sftp(self):
 
48
        # test the --transport option has taken effect from within the
 
49
        # test_transport test
 
50
        try:
 
51
            import bzrlib.transport.sftp
 
52
        except ParamikoNotPresent:
 
53
            raise TestSkipped("Paramiko not present")
 
54
        if TestOptions.current_test != "test_transport_set_to_sftp":
 
55
            return
 
56
        self.assertEqual(bzrlib.transport.sftp.SFTPAbsoluteServer,
 
57
                         bzrlib.tests.default_transport)
 
58
 
 
59
    def test_transport_set_to_memory(self):
 
60
        # test the --transport option has taken effect from within the
 
61
        # test_transport test
 
62
        import bzrlib.transport.memory
 
63
        if TestOptions.current_test != "test_transport_set_to_memory":
 
64
            return
 
65
        self.assertEqual(bzrlib.transport.memory.MemoryServer,
 
66
                         bzrlib.tests.default_transport)
 
67
 
 
68
    def test_transport(self):
 
69
        # test that --transport=sftp works
 
70
        try:
 
71
            import bzrlib.transport.sftp
 
72
        except ParamikoNotPresent:
 
73
            raise TestSkipped("Paramiko not present")
 
74
        old_transport = bzrlib.tests.default_transport
 
75
        old_root = TestCaseWithMemoryTransport.TEST_ROOT
 
76
        TestCaseWithMemoryTransport.TEST_ROOT = None
 
77
        try:
 
78
            TestOptions.current_test = "test_transport_set_to_sftp"
 
79
            stdout = self.run_bzr(
 
80
                'selftest --transport=sftp test_transport_set_to_sftp')[0]
 
81
            self.assertContainsRe(stdout, 'Ran 1 test')
 
82
            self.assertEqual(old_transport, bzrlib.tests.default_transport)
 
83
 
 
84
            TestOptions.current_test = "test_transport_set_to_memory"
 
85
            stdout = self.run_bzr(
 
86
                'selftest --transport=memory test_transport_set_to_memory')[0]
 
87
            self.assertContainsRe(stdout, 'Ran 1 test')
 
88
            self.assertEqual(old_transport, bzrlib.tests.default_transport)
 
89
        finally:
 
90
            bzrlib.tests.default_transport = old_transport
 
91
            TestOptions.current_test = None
 
92
            TestCaseWithMemoryTransport.TEST_ROOT = old_root
 
93
 
 
94
 
 
95
class TestRunBzr(ExternalBase):
 
96
 
 
97
    def _run_bzr_core(self, argv, retcode=0, encoding=None, stdin=None,
 
98
                         working_dir=None):
 
99
        """Override _run_bzr_core to test how it is invoked by run_bzr.
 
100
 
 
101
        Attempts to run bzr from inside this class don't actually run it.
 
102
 
 
103
        We test how run_bzr actually invokes bzr in another location.
 
104
        Here we only need to test that it is run_bzr passes the right
 
105
        parameters to run_bzr.
 
106
        """
 
107
        self.argv = list(argv)
 
108
        self.retcode = retcode
 
109
        self.encoding = encoding
 
110
        self.stdin = stdin
 
111
        self.working_dir = working_dir
 
112
        return '', ''
 
113
 
 
114
    def test_args(self):
 
115
        """Test that run_bzr passes args correctly to _run_bzr_core"""
 
116
        ## self.callDeprecated(
 
117
        ##         ['passing varargs to run_bzr was deprecated in version 0.18.'],
 
118
        ##         self.run_bzr,
 
119
        ##         'arg1', 'arg2', 'arg3', retcode=1)
 
120
        self.run_bzr('arg1', 'arg2', 'arg3', retcode=1)
 
121
        self.assertEqual(['arg1', 'arg2', 'arg3'], self.argv)
 
122
 
 
123
    def test_encoding(self):
 
124
        """Test that run_bzr passes encoding to _run_bzr_core"""
 
125
        self.run_bzr('foo bar')
 
126
        self.assertEqual(None, self.encoding)
 
127
        self.assertEqual(['foo', 'bar'], self.argv)
 
128
 
 
129
        self.run_bzr('foo bar', encoding='baz')
 
130
        self.assertEqual('baz', self.encoding)
 
131
        self.assertEqual(['foo', 'bar'], self.argv)
 
132
 
 
133
    def test_retcode(self):
 
134
        """Test that run_bzr passes retcode to _run_bzr_core"""
 
135
        # Default is retcode == 0
 
136
        self.run_bzr('foo bar')
 
137
        self.assertEqual(0, self.retcode)
 
138
        self.assertEqual(['foo', 'bar'], self.argv)
 
139
 
 
140
        self.run_bzr('foo bar', retcode=1)
 
141
        self.assertEqual(1, self.retcode)
 
142
        self.assertEqual(['foo', 'bar'], self.argv)
 
143
 
 
144
        self.run_bzr('foo bar', retcode=None)
 
145
        self.assertEqual(None, self.retcode)
 
146
        self.assertEqual(['foo', 'bar'], self.argv)
 
147
 
 
148
        self.run_bzr(['foo', 'bar'], retcode=3)
 
149
        self.assertEqual(3, self.retcode)
 
150
        self.assertEqual(['foo', 'bar'], self.argv)
 
151
 
 
152
    def test_stdin(self):
 
153
        # test that the stdin keyword to run_bzr is passed through to
 
154
        # _run_bzr_core as-is. We do this by overriding
 
155
        # _run_bzr_core in this class, and then calling run_bzr,
 
156
        # which is a convenience function for _run_bzr_core, so 
 
157
        # should invoke it.
 
158
        self.run_bzr('foo bar', stdin='gam')
 
159
        self.assertEqual('gam', self.stdin)
 
160
        self.assertEqual(['foo', 'bar'], self.argv)
 
161
 
 
162
        self.run_bzr('foo bar', stdin='zippy')
 
163
        self.assertEqual('zippy', self.stdin)
 
164
        self.assertEqual(['foo', 'bar'], self.argv)
 
165
 
 
166
    def test_working_dir(self):
 
167
        """Test that run_bzr passes working_dir to _run_bzr_core"""
 
168
        self.run_bzr('foo bar')
 
169
        self.assertEqual(None, self.working_dir)
 
170
        self.assertEqual(['foo', 'bar'], self.argv)
 
171
 
 
172
        self.run_bzr('foo bar', working_dir='baz')
 
173
        self.assertEqual('baz', self.working_dir)
 
174
        self.assertEqual(['foo', 'bar'], self.argv)
 
175
 
 
176
 
 
177
class TestBenchmarkTests(TestCaseWithTransport):
 
178
 
 
179
    def test_benchmark_runs_benchmark_tests(self):
 
180
        """bzr selftest --benchmark should not run the default test suite."""
 
181
        # We test this by passing a regression test name to --benchmark, which
 
182
        # should result in 0 rests run.
 
183
        old_root = TestCaseWithMemoryTransport.TEST_ROOT
 
184
        try:
 
185
            TestCaseWithMemoryTransport.TEST_ROOT = None
 
186
            out, err = self.run_bzr(['selftest', '--benchmark',
 
187
                'workingtree_implementations'])
 
188
        finally:
 
189
            TestCaseWithMemoryTransport.TEST_ROOT = old_root
 
190
        self.assertContainsRe(out, 'Ran 0 tests.*\n\nOK')
 
191
        self.assertEqual(
 
192
            'tests passed\n',
 
193
            err)
 
194
        benchfile = open(".perf_history", "rt")
 
195
        try:
 
196
            lines = benchfile.readlines()
 
197
        finally:
 
198
            benchfile.close()
 
199
        self.assertEqual(1, len(lines))
 
200
        self.assertContainsRe(lines[0], "--date [0-9.]+")
 
201
 
 
202
 
 
203
class TestRunBzrCaptured(ExternalBase):
 
204
 
 
205
    def apply_redirected(self, stdin=None, stdout=None, stderr=None,
 
206
                         a_callable=None, *args, **kwargs):
 
207
        self.stdin = stdin
 
208
        self.factory_stdin = getattr(bzrlib.ui.ui_factory, "stdin", None)
 
209
        self.factory = bzrlib.ui.ui_factory
 
210
        self.working_dir = osutils.getcwd()
 
211
        stdout.write('foo\n')
 
212
        stderr.write('bar\n')
 
213
        return 0
 
214
 
 
215
    def test_stdin(self):
 
216
        # test that the stdin keyword to _run_bzr_core is passed through to
 
217
        # apply_redirected as a StringIO. We do this by overriding
 
218
        # apply_redirected in this class, and then calling _run_bzr_core,
 
219
        # which calls apply_redirected. 
 
220
        self.run_bzr(['foo', 'bar'], stdin='gam')
 
221
        self.assertEqual('gam', self.stdin.read())
 
222
        self.assertTrue(self.stdin is self.factory_stdin)
 
223
        self.run_bzr(['foo', 'bar'], stdin='zippy')
 
224
        self.assertEqual('zippy', self.stdin.read())
 
225
        self.assertTrue(self.stdin is self.factory_stdin)
 
226
 
 
227
    def test_ui_factory(self):
 
228
        # each invocation of self.run_bzr should get its
 
229
        # own UI factory, which is an instance of TestUIFactory,
 
230
        # with stdin, stdout and stderr attached to the stdin,
 
231
        # stdout and stderr of the invoked run_bzr
 
232
        current_factory = bzrlib.ui.ui_factory
 
233
        self.run_bzr(['foo'])
 
234
        self.failIf(current_factory is self.factory)
 
235
        self.assertNotEqual(sys.stdout, self.factory.stdout)
 
236
        self.assertNotEqual(sys.stderr, self.factory.stderr)
 
237
        self.assertEqual('foo\n', self.factory.stdout.getvalue())
 
238
        self.assertEqual('bar\n', self.factory.stderr.getvalue())
 
239
        self.assertIsInstance(self.factory, TestUIFactory)
 
240
 
 
241
    def test_working_dir(self):
 
242
        self.build_tree(['one/', 'two/'])
 
243
        cwd = osutils.getcwd()
 
244
 
 
245
        # Default is to work in the current directory
 
246
        self.run_bzr(['foo', 'bar'])
 
247
        self.assertEqual(cwd, self.working_dir)
 
248
 
 
249
        self.run_bzr(['foo', 'bar'], working_dir=None)
 
250
        self.assertEqual(cwd, self.working_dir)
 
251
 
 
252
        # The function should be run in the alternative directory
 
253
        # but afterwards the current working dir shouldn't be changed
 
254
        self.run_bzr(['foo', 'bar'], working_dir='one')
 
255
        self.assertNotEqual(cwd, self.working_dir)
 
256
        self.assertEndsWith(self.working_dir, 'one')
 
257
        self.assertEqual(cwd, osutils.getcwd())
 
258
 
 
259
        self.run_bzr(['foo', 'bar'], working_dir='two')
 
260
        self.assertNotEqual(cwd, self.working_dir)
 
261
        self.assertEndsWith(self.working_dir, 'two')
 
262
        self.assertEqual(cwd, osutils.getcwd())
 
263
 
 
264
 
 
265
class TestRunBzrSubprocess(TestCaseWithTransport):
 
266
 
 
267
    def test_run_bzr_subprocess(self):
 
268
        """The run_bzr_helper_external comand behaves nicely."""
 
269
        result = self.run_bzr_subprocess('--version')
 
270
        result = self.run_bzr_subprocess('--version', retcode=None)
 
271
        self.assertContainsRe(result[0], 'is free software')
 
272
        self.assertRaises(AssertionError, self.run_bzr_subprocess, 
 
273
                          '--versionn')
 
274
        result = self.run_bzr_subprocess('--versionn', retcode=3)
 
275
        result = self.run_bzr_subprocess('--versionn', retcode=None)
 
276
        self.assertContainsRe(result[1], 'unknown command')
 
277
        err = self.run_bzr_subprocess('merge', '--merge-type', 'magic merge', 
 
278
                                      retcode=3)[1]
 
279
        self.assertContainsRe(err, 'Bad value "magic merge" for option'
 
280
                              ' "merge-type"')
 
281
 
 
282
    def test_run_bzr_subprocess_env(self):
 
283
        """run_bzr_subprocess can set environment variables in the child only.
 
284
 
 
285
        These changes should not change the running process, only the child.
 
286
        """
 
287
        # The test suite should unset this variable
 
288
        self.assertEqual(None, os.environ.get('BZR_EMAIL'))
 
289
        out, err = self.run_bzr_subprocess('whoami', env_changes={
 
290
                                            'BZR_EMAIL':'Joe Foo <joe@foo.com>'
 
291
                                          }, universal_newlines=True)
 
292
        self.assertEqual('', err)
 
293
        self.assertEqual('Joe Foo <joe@foo.com>\n', out)
 
294
        # And it should not be modified
 
295
        self.assertEqual(None, os.environ.get('BZR_EMAIL'))
 
296
 
 
297
        # Do it again with a different address, just to make sure
 
298
        # it is actually changing
 
299
        out, err = self.run_bzr_subprocess('whoami', env_changes={
 
300
                                            'BZR_EMAIL':'Barry <bar@foo.com>'
 
301
                                          }, universal_newlines=True)
 
302
        self.assertEqual('', err)
 
303
        self.assertEqual('Barry <bar@foo.com>\n', out)
 
304
        self.assertEqual(None, os.environ.get('BZR_EMAIL'))
 
305
 
 
306
    def test_run_bzr_subprocess_env_del(self):
 
307
        """run_bzr_subprocess can remove environment variables too."""
 
308
        # Create a random email, so we are sure this won't collide
 
309
        rand_bzr_email = 'John Doe <jdoe@%s.com>' % (osutils.rand_chars(20),)
 
310
        rand_email = 'Jane Doe <jdoe@%s.com>' % (osutils.rand_chars(20),)
 
311
        os.environ['BZR_EMAIL'] = rand_bzr_email
 
312
        os.environ['EMAIL'] = rand_email
 
313
        try:
 
314
            # By default, the child will inherit the current env setting
 
315
            out, err = self.run_bzr_subprocess('whoami', universal_newlines=True)
 
316
            self.assertEqual('', err)
 
317
            self.assertEqual(rand_bzr_email + '\n', out)
 
318
 
 
319
            # Now that BZR_EMAIL is not set, it should fall back to EMAIL
 
320
            out, err = self.run_bzr_subprocess('whoami',
 
321
                                               env_changes={'BZR_EMAIL':None},
 
322
                                               universal_newlines=True)
 
323
            self.assertEqual('', err)
 
324
            self.assertEqual(rand_email + '\n', out)
 
325
 
 
326
            # This switches back to the default email guessing logic
 
327
            # Which shouldn't match either of the above addresses
 
328
            out, err = self.run_bzr_subprocess('whoami',
 
329
                           env_changes={'BZR_EMAIL':None, 'EMAIL':None},
 
330
                           universal_newlines=True)
 
331
 
 
332
            self.assertEqual('', err)
 
333
            self.assertNotEqual(rand_bzr_email + '\n', out)
 
334
            self.assertNotEqual(rand_email + '\n', out)
 
335
        finally:
 
336
            # TestCase cleans up BZR_EMAIL, and EMAIL at startup
 
337
            del os.environ['BZR_EMAIL']
 
338
            del os.environ['EMAIL']
 
339
 
 
340
    def test_run_bzr_subprocess_env_del_missing(self):
 
341
        """run_bzr_subprocess won't fail if deleting a nonexistant env var"""
 
342
        self.failIf('NON_EXISTANT_ENV_VAR' in os.environ)
 
343
        out, err = self.run_bzr_subprocess('rocks',
 
344
                        env_changes={'NON_EXISTANT_ENV_VAR':None},
 
345
                        universal_newlines=True)
 
346
        self.assertEqual('It sure does!\n', out)
 
347
        self.assertEqual('', err)
 
348
 
 
349
    def test_run_bzr_subprocess_working_dir(self):
 
350
        """Test that we can specify the working dir for the child"""
 
351
        cwd = osutils.getcwd()
 
352
 
 
353
        self.make_branch_and_tree('.')
 
354
        self.make_branch_and_tree('one')
 
355
        self.make_branch_and_tree('two')
 
356
 
 
357
        def get_root(**kwargs):
 
358
            """Spawn a process to get the 'root' of the tree.
 
359
 
 
360
            You can pass in arbitrary new arguments. This just makes
 
361
            sure that the returned path doesn't have trailing whitespace.
 
362
            """
 
363
            return self.run_bzr_subprocess('root', **kwargs)[0].rstrip()
 
364
 
 
365
        self.assertEqual(cwd, get_root())
 
366
        self.assertEqual(cwd, get_root(working_dir=None))
 
367
        # Has our path changed?
 
368
        self.assertEqual(cwd, osutils.getcwd())
 
369
 
 
370
        dir1 = get_root(working_dir='one')
 
371
        self.assertEndsWith(dir1, 'one')
 
372
        self.assertEqual(cwd, osutils.getcwd())
 
373
 
 
374
        dir2 = get_root(working_dir='two')
 
375
        self.assertEndsWith(dir2, 'two')
 
376
        self.assertEqual(cwd, osutils.getcwd())
 
377
 
 
378
 
 
379
class _DontSpawnProcess(Exception):
 
380
    """A simple exception which just allows us to skip unnecessary steps"""
 
381
 
 
382
 
 
383
class TestRunBzrSubprocessCommands(TestCaseWithTransport):
 
384
 
 
385
    def _popen(self, *args, **kwargs):
 
386
        """Record the command that is run, so that we can ensure it is correct"""
 
387
        self._popen_args = args
 
388
        self._popen_kwargs = kwargs
 
389
        raise _DontSpawnProcess()
 
390
 
 
391
    def test_run_bzr_subprocess_no_plugins(self):
 
392
        self.assertRaises(_DontSpawnProcess, self.run_bzr_subprocess)
 
393
        command = self._popen_args[0]
 
394
        self.assertEqual(sys.executable, command[0])
 
395
        self.assertEqual(self.get_bzr_path(), command[1])
 
396
        self.assertEqual(['--no-plugins'], command[2:])
 
397
 
 
398
    def test_allow_plugins(self):
 
399
        self.assertRaises(_DontSpawnProcess,
 
400
                          self.run_bzr_subprocess, allow_plugins=True)
 
401
        command = self._popen_args[0]
 
402
        self.assertEqual([], command[2:])
 
403
 
 
404
 
 
405
class TestBzrSubprocess(TestCaseWithTransport):
 
406
 
 
407
    def test_start_and_stop_bzr_subprocess(self):
 
408
        """We can start and perform other test actions while that process is
 
409
        still alive.
 
410
        """
 
411
        process = self.start_bzr_subprocess(['--version'])
 
412
        result = self.finish_bzr_subprocess(process)
 
413
        self.assertContainsRe(result[0], 'is free software')
 
414
        self.assertEqual('', result[1])
 
415
 
 
416
    def test_start_and_stop_bzr_subprocess_with_error(self):
 
417
        """finish_bzr_subprocess allows specification of the desired exit code.
 
418
        """
 
419
        process = self.start_bzr_subprocess(['--versionn'])
 
420
        result = self.finish_bzr_subprocess(process, retcode=3)
 
421
        self.assertEqual('', result[0])
 
422
        self.assertContainsRe(result[1], 'unknown command')
 
423
 
 
424
    def test_start_and_stop_bzr_subprocess_ignoring_retcode(self):
 
425
        """finish_bzr_subprocess allows the exit code to be ignored."""
 
426
        process = self.start_bzr_subprocess(['--versionn'])
 
427
        result = self.finish_bzr_subprocess(process, retcode=None)
 
428
        self.assertEqual('', result[0])
 
429
        self.assertContainsRe(result[1], 'unknown command')
 
430
 
 
431
    def test_start_and_stop_bzr_subprocess_with_unexpected_retcode(self):
 
432
        """finish_bzr_subprocess raises self.failureException if the retcode is
 
433
        not the expected one.
 
434
        """
 
435
        process = self.start_bzr_subprocess(['--versionn'])
 
436
        self.assertRaises(self.failureException, self.finish_bzr_subprocess,
 
437
                          process, retcode=0)
 
438
        
 
439
    def test_start_and_stop_bzr_subprocess_send_signal(self):
 
440
        """finish_bzr_subprocess raises self.failureException if the retcode is
 
441
        not the expected one.
 
442
        """
 
443
        process = self.start_bzr_subprocess(['wait-until-signalled'],
 
444
                                            skip_if_plan_to_signal=True)
 
445
        self.assertEqual('running\n', process.stdout.readline())
 
446
        result = self.finish_bzr_subprocess(process, send_signal=signal.SIGINT,
 
447
                                            retcode=3)
 
448
        self.assertEqual('', result[0])
 
449
        self.assertEqual('bzr: interrupted\n', result[1])
 
450
 
 
451
    def test_start_and_stop_working_dir(self):
 
452
        cwd = osutils.getcwd()
 
453
 
 
454
        self.make_branch_and_tree('one')
 
455
 
 
456
        process = self.start_bzr_subprocess(['root'], working_dir='one')
 
457
        result = self.finish_bzr_subprocess(process, universal_newlines=True)
 
458
        self.assertEndsWith(result[0], 'one\n')
 
459
        self.assertEqual('', result[1])
 
460
 
 
461
 
 
462
class TestRunBzrError(ExternalBase):
 
463
 
 
464
    def test_run_bzr_error(self):
 
465
        out, err = self.run_bzr_error(['^$'], ['rocks'], retcode=0)
 
466
        self.assertEqual(out, 'It sure does!\n')
 
467
 
 
468
        out, err = self.run_bzr_error(["bzr: ERROR: foobarbaz is not versioned"],
 
469
                                      ['file-id', 'foobarbaz'])
 
470
 
 
471
 
 
472
class TestSelftestCleanOutput(TestCaseInTempDir):
 
473
 
 
474
    def test_clean_output(self):
 
475
        # check that 'bzr selftest --clean-output' works correct
 
476
        dirs = ('test0000.tmp', 'test0001.tmp', 'bzrlib', 'tests')
 
477
        files = ('bzr', 'setup.py', 'test9999.tmp')
 
478
        for i in dirs:
 
479
            os.mkdir(i)
 
480
        for i in files:
 
481
            f = file(i, 'wb')
 
482
            f.write('content of ')
 
483
            f.write(i)
 
484
            f.close()
 
485
 
 
486
        root = os.getcwdu()
 
487
        before = os.listdir(root)
 
488
        before.sort()
 
489
        self.assertEquals(['bzr','bzrlib','setup.py',
 
490
                           'test0000.tmp','test0001.tmp',
 
491
                           'test9999.tmp','tests'],
 
492
                           before)
 
493
 
 
494
        out, err = self.run_bzr(['selftest','--clean-output'],
 
495
                                        working_dir=root)
 
496
 
 
497
        self.assertEquals(['delete directory: test0000.tmp',
 
498
                          'delete directory: test0001.tmp'],
 
499
                          sorted(out.splitlines()))
 
500
        self.assertEquals('', err)
 
501
 
 
502
        after = os.listdir(root)
 
503
        after.sort()
 
504
        self.assertEquals(['bzr','bzrlib','setup.py',
 
505
                           'test9999.tmp','tests'],
 
506
                           after)
 
507
 
 
508
 
 
509
class TestSelftestListOnly(TestCase):
 
510
 
 
511
    @staticmethod
 
512
    def _parse_test_list(lines, newlines_in_header=1):
 
513
        "Parse a list of lines into a tuple of 3 lists (header,body,footer)."
 
514
 
 
515
        in_header = True
 
516
        in_footer = False
 
517
        header = []
 
518
        body = []
 
519
        footer = []
 
520
        header_newlines_found = 0 
 
521
        for line in lines:
 
522
            if in_header:
 
523
                if line == '':
 
524
                    header_newlines_found += 1
 
525
                    if header_newlines_found >= newlines_in_header:
 
526
                        in_header = False
 
527
                        continue
 
528
                header.append(line)
 
529
            elif not in_footer:
 
530
                if line.startswith('-------'):
 
531
                    in_footer = True
 
532
                else:
 
533
                    body.append(line)
 
534
            else:
 
535
                footer.append(line)
 
536
        # If the last body line is blank, drop it off the list
 
537
        if len(body) > 0 and body[-1] == '':
 
538
            body.pop()                
 
539
        return (header,body,footer)
 
540
 
 
541
    def test_list_only(self):
 
542
        # check that bzr selftest --list-only works correctly
 
543
        out,err = self.run_bzr(['selftest', 'selftest',
 
544
            '--list-only'])
 
545
        self.assertEndsWith(err, 'tests passed\n')
 
546
        (header,body,footer) = self._parse_test_list(out.splitlines())
 
547
        num_tests = len(body)
 
548
        self.assertContainsRe(footer[0], 'Listed %s tests in' % num_tests)
 
549
 
 
550
    def test_list_only_filtered(self):
 
551
        # check that a filtered --list-only works, both include and exclude
 
552
        out_all,err_all = self.run_bzr(['selftest', '--list-only'])
 
553
        tests_all = self._parse_test_list(out_all.splitlines())[1]
 
554
        out_incl,err_incl = self.run_bzr(['selftest', '--list-only',
 
555
          'selftest'])
 
556
        tests_incl = self._parse_test_list(out_incl.splitlines())[1]
 
557
        self.assertSubset(tests_incl, tests_all)
 
558
        out_excl,err_excl = self.run_bzr(['selftest', '--list-only',
 
559
          '--exclude', 'selftest'])
 
560
        tests_excl = self._parse_test_list(out_excl.splitlines())[1]
 
561
        self.assertSubset(tests_excl, tests_all)
 
562
        set_incl = set(tests_incl)
 
563
        set_excl = set(tests_excl)
 
564
        intersection = set_incl.intersection(set_excl)
 
565
        self.assertEquals(0, len(intersection))
 
566
        self.assertEquals(len(tests_all), len(tests_incl) + len(tests_excl))
 
567
 
 
568
    def test_list_only_random(self):
 
569
        # check that --randomize works correctly
 
570
        out_all,err_all = self.run_bzr(['selftest', '--list-only',
 
571
            'selftest'])
 
572
        tests_all = self._parse_test_list(out_all.splitlines())[1]
 
573
        # XXX: It looks like there are some orders for generating tests that
 
574
        # fail as of 20070504 - maybe because of import order dependencies.
 
575
        # So unfortunately this will rarely intermittently fail at the moment.
 
576
        # -- mbp 20070504
 
577
        out_rand,err_rand = self.run_bzr(['selftest', '--list-only',
 
578
            'selftest', '--randomize', 'now'])
 
579
        (header_rand,tests_rand,dummy) = self._parse_test_list(
 
580
            out_rand.splitlines(), 2)
 
581
        self.assertNotEqual(tests_all, tests_rand)
 
582
        self.assertEqual(sorted(tests_all), sorted(tests_rand))
 
583
        # Check that the seed can be reused to get the exact same order
 
584
        seed_re = re.compile('Randomizing test order using seed (\w+)')
 
585
        match_obj = seed_re.search(header_rand[-1])
 
586
        seed = match_obj.group(1)
 
587
        out_rand2,err_rand2 = self.run_bzr(['selftest', '--list-only',
 
588
            'selftest', '--randomize', seed])
 
589
        (header_rand2,tests_rand2,dummy) = self._parse_test_list(
 
590
            out_rand2.splitlines(), 2)
 
591
        self.assertEqual(tests_rand, tests_rand2)
 
592