← Back to branch summary

~bzr-pqm/bzr/bzr.dev

« back to all changes in this revision

Viewing changes to bzrlib/tests/test_ui.py

  • Committer: Andrew Bennetts
  • Date: 2010-02-12 04:33:05 UTC
  • mfrom: (5031 +trunk)
  • mto: This revision was merged to the branch mainline in revision 5032.
  • Revision ID: andrew.bennetts@canonical.com-20100212043305-ujdbsdoviql2t7i3
Merge lp:bzr

Show diffs side-by-side

added added

removed removed

Lines of Context:
bzrlib/tests/test_ui.py
1
 
# Copyright (C) 2005-2011 Canonical Ltd
 
1
# Copyright (C) 2005-2010 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
17
17
"""Tests for the bzrlib ui
18
18
"""
19
19
 
 
20
import os
 
21
import re
20
22
import time
21
23
 
22
 
from StringIO import StringIO
23
 
 
24
 
from testtools.matchers import *
25
 
 
26
24
from bzrlib import (
27
 
    config,
28
 
    remote,
 
25
    errors,
29
26
    tests,
30
27
    ui as _mod_ui,
31
28
    )
32
 
from bzrlib.tests import (
33
 
    fixtures,
34
 
    test_progress,
 
29
from bzrlib.symbol_versioning import (
 
30
    deprecated_in,
35
31
    )
 
32
from bzrlib.tests import test_progress
36
33
from bzrlib.ui import text as _mod_ui_text
37
 
from bzrlib.tests.testui import (
38
 
    ProgressRecordingUIFactory,
39
 
    )
40
 
 
41
 
 
42
 
class TestUIConfiguration(tests.TestCaseWithTransport):
43
 
 
44
 
    def test_output_encoding_configuration(self):
45
 
        enc = fixtures.generate_unicode_encodings().next()
46
 
        config.GlobalConfig().set_user_option('output_encoding',
47
 
            enc)
48
 
        ui = tests.TestUIFactory(stdin=None,
49
 
            stdout=tests.StringIOWrapper(),
50
 
            stderr=tests.StringIOWrapper())
51
 
        output = ui.make_output_stream()
52
 
        self.assertEquals(output.encoding, enc)
53
34
 
54
35
 
55
36
class TestTextUIFactory(tests.TestCase):
56
37
 
57
 
    def make_test_ui_factory(self, stdin_contents):
58
 
        ui = tests.TestUIFactory(stdin=stdin_contents,
59
 
                                 stdout=tests.StringIOWrapper(),
60
 
                                 stderr=tests.StringIOWrapper())
61
 
        return ui
62
 
 
63
 
    def test_text_factory_confirm(self):
64
 
        # turns into reading a regular boolean
65
 
        ui = self.make_test_ui_factory('n\n')
66
 
        self.assertEquals(ui.confirm_action(u'Should %(thing)s pass?',
67
 
            'bzrlib.tests.test_ui.confirmation',
68
 
            {'thing': 'this'},),
69
 
            False)
70
 
 
71
38
    def test_text_factory_ascii_password(self):
72
 
        ui = self.make_test_ui_factory('secret\n')
 
39
        ui = tests.TestUIFactory(stdin='secret\n',
 
40
                                 stdout=tests.StringIOWrapper(),
 
41
                                 stderr=tests.StringIOWrapper())
73
42
        pb = ui.nested_progress_bar()
74
43
        try:
75
44
            self.assertEqual('secret',
90
59
        We can't predict what encoding users will have for stdin, so we force
91
60
        it to utf8 to test that we transport the password correctly.
92
61
        """
93
 
        ui = self.make_test_ui_factory(u'baz\u1234'.encode('utf8'))
 
62
        ui = tests.TestUIFactory(stdin=u'baz\u1234'.encode('utf8'),
 
63
                                 stdout=tests.StringIOWrapper(),
 
64
                                 stderr=tests.StringIOWrapper())
94
65
        ui.stderr.encoding = ui.stdout.encoding = ui.stdin.encoding = 'utf8'
95
66
        pb = ui.nested_progress_bar()
96
67
        try:
108
79
        finally:
109
80
            pb.finished()
110
81
 
 
82
    def test_progress_note(self):
 
83
        stderr = tests.StringIOWrapper()
 
84
        stdout = tests.StringIOWrapper()
 
85
        ui_factory = _mod_ui_text.TextUIFactory(stdin=tests.StringIOWrapper(''),
 
86
                                                stderr=stderr,
 
87
                                                stdout=stdout)
 
88
        pb = ui_factory.nested_progress_bar()
 
89
        try:
 
90
            result = self.applyDeprecated(deprecated_in((2, 1, 0)),
 
91
                pb.note,
 
92
                't')
 
93
            self.assertEqual(None, result)
 
94
            self.assertEqual("t\n", stdout.getvalue())
 
95
            # Since there was no update() call, there should be no clear() call
 
96
            self.failIf(re.search(r'^\r {10,}\r$',
 
97
                                  stderr.getvalue()) is not None,
 
98
                        'We cleared the stderr without anything to put there')
 
99
        finally:
 
100
            pb.finished()
 
101
 
 
102
    def test_progress_note_clears(self):
 
103
        stderr = test_progress._TTYStringIO()
 
104
        stdout = test_progress._TTYStringIO()
 
105
        # so that we get a TextProgressBar
 
106
        os.environ['TERM'] = 'xterm'
 
107
        ui_factory = _mod_ui_text.TextUIFactory(
 
108
            stdin=tests.StringIOWrapper(''),
 
109
            stdout=stdout, stderr=stderr)
 
110
        self.assertIsInstance(ui_factory._progress_view,
 
111
                              _mod_ui_text.TextProgressView)
 
112
        pb = ui_factory.nested_progress_bar()
 
113
        try:
 
114
            # Create a progress update that isn't throttled
 
115
            pb.update('x', 1, 1)
 
116
            result = self.applyDeprecated(deprecated_in((2, 1, 0)),
 
117
                pb.note, 't')
 
118
            self.assertEqual(None, result)
 
119
            self.assertEqual("t\n", stdout.getvalue())
 
120
            # the exact contents will depend on the terminal width and we don't
 
121
            # care about that right now - but you're probably running it on at
 
122
            # least a 10-character wide terminal :)
 
123
            self.assertContainsRe(stderr.getvalue(), r'\r {10,}\r$')
 
124
        finally:
 
125
            pb.finished()
 
126
 
111
127
    def test_text_ui_get_boolean(self):
112
128
        stdin = tests.StringIOWrapper("y\n" # True
113
129
                                      "n\n" # False
119
135
        stdout = tests.StringIOWrapper()
120
136
        stderr = tests.StringIOWrapper()
121
137
        factory = _mod_ui_text.TextUIFactory(stdin, stdout, stderr)
122
 
        self.assertEqual(True, factory.get_boolean(u""))
123
 
        self.assertEqual(False, factory.get_boolean(u""))
124
 
        self.assertEqual(True, factory.get_boolean(u""))
125
 
        self.assertEqual(False, factory.get_boolean(u""))
126
 
        self.assertEqual(True, factory.get_boolean(u""))
127
 
        self.assertEqual(False, factory.get_boolean(u""))
 
138
        self.assertEqual(True, factory.get_boolean(""))
 
139
        self.assertEqual(False, factory.get_boolean(""))
 
140
        self.assertEqual(True, factory.get_boolean(""))
 
141
        self.assertEqual(False, factory.get_boolean(""))
 
142
        self.assertEqual(True, factory.get_boolean(""))
 
143
        self.assertEqual(False, factory.get_boolean(""))
128
144
        self.assertEqual("foo\n", factory.stdin.read())
129
145
        # stdin should be empty
130
146
        self.assertEqual('', factory.stdin.readline())
137
153
        stdout = tests.StringIOWrapper()
138
154
        stderr = tests.StringIOWrapper()
139
155
        factory = _mod_ui_text.TextUIFactory(stdin, stdout, stderr)
140
 
        self.assertEqual(1, factory.get_integer(u""))
141
 
        self.assertEqual(-2, factory.get_integer(u""))
142
 
        self.assertEqual(42, factory.get_integer(u""))
 
156
        self.assertEqual(1, factory.get_integer(""))
 
157
        self.assertEqual(-2, factory.get_integer(""))
 
158
        self.assertEqual(42, factory.get_integer(""))
143
159
 
144
160
    def test_text_factory_prompt(self):
145
161
        # see <https://launchpad.net/bugs/365891>
146
162
        StringIO = tests.StringIOWrapper
147
163
        factory = _mod_ui_text.TextUIFactory(StringIO(), StringIO(), StringIO())
148
 
        factory.prompt(u'foo %2e')
 
164
        factory.prompt('foo %2e')
149
165
        self.assertEqual('', factory.stdout.getvalue())
150
166
        self.assertEqual('foo %2e', factory.stderr.getvalue())
151
167
 
152
168
    def test_text_factory_prompts_and_clears(self):
153
169
        # a get_boolean call should clear the pb before prompting
154
170
        out = test_progress._TTYStringIO()
155
 
        self.overrideEnv('TERM', 'xterm')
 
171
        os.environ['TERM'] = 'xterm'
156
172
        factory = _mod_ui_text.TextUIFactory(
157
173
            stdin=tests.StringIOWrapper("yada\ny\n"),
158
174
            stdout=out, stderr=out)
159
 
        factory._avail_width = lambda: 79
160
175
        pb = factory.nested_progress_bar()
161
176
        pb.show_bar = False
162
177
        pb.show_spinner = False
166
181
                         self.apply_redirected(None, factory.stdout,
167
182
                                               factory.stdout,
168
183
                                               factory.get_boolean,
169
 
                                               u"what do you want"))
 
184
                                               "what do you want"))
170
185
        output = out.getvalue()
171
 
        self.assertContainsRe(output,
172
 
            "| foo *\r\r  *\r*")
173
 
        self.assertContainsRe(output,
 
186
        self.assertContainsRe(factory.stdout.getvalue(),
 
187
            "foo *\r\r  *\r*")
 
188
        self.assertContainsRe(factory.stdout.getvalue(),
174
189
            r"what do you want\? \[y/n\]: what do you want\? \[y/n\]: ")
175
190
        # stdin should have been totally consumed
176
191
        self.assertEqual('', factory.stdin.readline())
195
210
        factory.stdout.encoding = "utf8"
196
211
        # there is no output from the base factory
197
212
        self.assertEqual("someuser",
198
 
                         factory.get_username(u'Hello %(host)s', host='some'))
 
213
                         factory.get_username('Hello %(host)s', host='some'))
199
214
        self.assertEquals("Hello some: ", factory.stderr.getvalue())
200
215
        self.assertEquals('', factory.stdout.getvalue())
201
 
        self.assertEqual("", factory.get_username(u"Gebruiker"))
 
216
        self.assertEqual("", factory.get_username("Gebruiker"))
202
217
        # stdin should be empty
203
218
        self.assertEqual('', factory.stdin.readline())
204
219
 
220
235
            pb.finished()
221
236
 
222
237
    def test_quietness(self):
223
 
        self.overrideEnv('BZR_PROGRESS_BAR', 'text')
 
238
        os.environ['BZR_PROGRESS_BAR'] = 'text'
224
239
        ui_factory = _mod_ui_text.TextUIFactory(None,
225
240
            test_progress._TTYStringIO(),
226
241
            test_progress._TTYStringIO())
230
245
        self.assertIsInstance(ui_factory._progress_view,
231
246
            _mod_ui_text.NullProgressView)
232
247
 
233
 
    def test_text_ui_show_user_warning(self):
234
 
        from bzrlib.repofmt.groupcompress_repo import RepositoryFormat2a
235
 
        from bzrlib.repofmt.knitpack_repo import RepositoryFormatKnitPack5
236
 
        err = StringIO()
237
 
        out = StringIO()
238
 
        ui = tests.TextUIFactory(stdin=None, stdout=out, stderr=err)
239
 
        remote_fmt = remote.RemoteRepositoryFormat()
240
 
        remote_fmt._network_name = RepositoryFormatKnitPack5().network_name()
241
 
        ui.show_user_warning('cross_format_fetch', from_format=RepositoryFormat2a(),
242
 
            to_format=remote_fmt)
243
 
        self.assertEquals('', out.getvalue())
244
 
        self.assertEquals("Doing on-the-fly conversion from RepositoryFormat2a() to "
245
 
            "RemoteRepositoryFormat(_network_name='Bazaar RepositoryFormatKnitPack5 "
246
 
            "(bzr 1.6)\\n').\nThis may take some time. Upgrade the repositories to "
247
 
            "the same format for better performance.\n",
248
 
            err.getvalue())
249
 
        # and now with it suppressed please
250
 
        err = StringIO()
251
 
        out = StringIO()
252
 
        ui = tests.TextUIFactory(stdin=None, stdout=out, stderr=err)
253
 
        ui.suppressed_warnings.add('cross_format_fetch')
254
 
        ui.show_user_warning('cross_format_fetch', from_format=RepositoryFormat2a(),
255
 
            to_format=remote_fmt)
256
 
        self.assertEquals('', out.getvalue())
257
 
        self.assertEquals('', err.getvalue())
258
 
 
259
248
 
260
249
class TestTextUIOutputStream(tests.TestCase):
261
250
    """Tests for output stream that synchronizes with progress bar."""
307
296
            # however, it can still be forced on
308
297
            (FileStringIO, 'dumb', 'text', _mod_ui_text.TextProgressView),
309
298
            ):
310
 
            self.overrideEnv('TERM', term)
311
 
            self.overrideEnv('BZR_PROGRESS_BAR', pb)
 
299
            os.environ['TERM'] = term
 
300
            if pb is None:
 
301
                if 'BZR_PROGRESS_BAR' in os.environ:
 
302
                    del os.environ['BZR_PROGRESS_BAR']
 
303
            else:
 
304
                os.environ['BZR_PROGRESS_BAR'] = pb
312
305
            stdin = file_class('')
313
306
            stderr = file_class()
314
307
            stdout = file_class()
325
318
        stderr = test_progress._NonTTYStringIO()
326
319
        stdout = test_progress._NonTTYStringIO()
327
320
        for term_type in ['dumb', None, 'xterm']:
328
 
            self.overrideEnv('TERM', term_type)
 
321
            if term_type is None:
 
322
                del os.environ['TERM']
 
323
            else:
 
324
                os.environ['TERM'] = term_type
329
325
            uif = _mod_ui.make_ui_for_terminal(stdin, stdout, stderr)
330
326
            self.assertIsInstance(uif, _mod_ui_text.TextUIFactory,
331
327
                'TERM=%r' % (term_type,))
352
348
        self.assertRaises(
353
349
            NotImplementedError,
354
350
            self.apply_redirected,
355
 
            None, stdout, stdout, factory.get_boolean, u"foo")
 
351
            None, stdout, stdout, factory.get_boolean, "foo")
356
352
 
357
353
 
358
354
class TestUIFactoryTests(tests.TestCase):
359
355
 
360
356
    def test_test_ui_factory_progress(self):
361
357
        # there's no output; we just want to make sure this doesn't crash -
362
 
        # see https://bugs.launchpad.net/bzr/+bug/408201
 
358
        # see https://bugs.edge.launchpad.net/bzr/+bug/408201
363
359
        ui = tests.TestUIFactory()
364
360
        pb = ui.nested_progress_bar()
365
361
        pb.update('hello')
371
367
 
372
368
    def test_canned_input_get_input(self):
373
369
        uif = _mod_ui.CannedInputUIFactory([True, 'mbp', 'password', 42])
374
 
        self.assertEqual(True, uif.get_boolean(u'Extra cheese?'))
375
 
        self.assertEqual('mbp', uif.get_username(u'Enter your user name'))
 
370
        self.assertEqual(True, uif.get_boolean('Extra cheese?'))
 
371
        self.assertEqual('mbp', uif.get_username('Enter your user name'))
376
372
        self.assertEqual('password',
377
 
                         uif.get_password(u'Password for %(host)s',
 
373
                         uif.get_password('Password for %(host)s',
378
374
                                          host='example.com'))
379
 
        self.assertEqual(42, uif.get_integer(u'And all that jazz ?'))
 
375
        self.assertEqual(42, uif.get_integer('And all that jazz ?'))
380
376
 
381
377
 
382
378
class TestBoolFromString(tests.TestCase):
433
429
        self.assertIsNone('0', av)
434
430
        self.assertIsNone('on', av)
435
431
        self.assertIsNone('off', av)
436
 
 
437
 
 
438
 
class TestConfirmationUserInterfacePolicy(tests.TestCase):
439
 
 
440
 
    def test_confirm_action_default(self):
441
 
        base_ui = _mod_ui.NoninteractiveUIFactory()
442
 
        for answer in [True, False]:
443
 
            self.assertEquals(
444
 
                _mod_ui.ConfirmationUserInterfacePolicy(base_ui, answer, {})
445
 
                .confirm_action("Do something?",
446
 
                    "bzrlib.tests.do_something", {}),
447
 
                answer)
448
 
 
449
 
    def test_confirm_action_specific(self):
450
 
        base_ui = _mod_ui.NoninteractiveUIFactory()
451
 
        for default_answer in [True, False]:
452
 
            for specific_answer in [True, False]:
453
 
                for conf_id in ['given_id', 'other_id']:
454
 
                    wrapper = _mod_ui.ConfirmationUserInterfacePolicy(
455
 
                        base_ui, default_answer, dict(given_id=specific_answer))
456
 
                    result = wrapper.confirm_action("Do something?", conf_id, {})
457
 
                    if conf_id == 'given_id':
458
 
                        self.assertEquals(result, specific_answer)
459
 
                    else:
460
 
                        self.assertEquals(result, default_answer)
461
 
 
462
 
    def test_repr(self):
463
 
        base_ui = _mod_ui.NoninteractiveUIFactory()
464
 
        wrapper = _mod_ui.ConfirmationUserInterfacePolicy(
465
 
            base_ui, True, dict(a=2))
466
 
        self.assertThat(repr(wrapper),
467
 
            Equals("ConfirmationUserInterfacePolicy("
468
 
                "NoninteractiveUIFactory(), True, {'a': 2})"))
469
 
 
470
 
 
471
 
class TestProgressRecordingUI(tests.TestCase):
472
 
    """Test test-oriented UIFactory that records progress updates"""
473
 
 
474
 
    def test_nested_ignore_depth_beyond_one(self):
475
 
        # we only want to capture the first level out progress, not
476
 
        # want sub-components might do. So we have nested bars ignored.
477
 
        factory = ProgressRecordingUIFactory()
478
 
        pb1 = factory.nested_progress_bar()
479
 
        pb1.update('foo', 0, 1)
480
 
        pb2 = factory.nested_progress_bar()
481
 
        pb2.update('foo', 0, 1)
482
 
        pb2.finished()
483
 
        pb1.finished()
484
 
        self.assertEqual([("update", 0, 1, 'foo')], factory._calls)