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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2007-03-20 22:23:07 UTC
  • mfrom: (2363.2.5 dirstate_93681)
  • Revision ID: pqm@pqm.ubuntu.com-20070320222307-30c846e90ac18c65
(John Arbash Meinel) fix bug #93681 by not calling _make_absent for removed entries.

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bzrlib/tests/test_ui.py
1
 
# Copyright (C) 2005, 2008, 2009 Canonical Ltd
 
1
# Copyright (C) 2005 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
12
12
#
13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
 
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16
16
 
17
17
"""Tests for the bzrlib ui
18
18
"""
19
19
 
20
20
import os
 
21
from StringIO import StringIO
21
22
import re
22
 
import time
23
 
 
24
 
from bzrlib import (
25
 
    errors,
26
 
    tests,
27
 
    ui as _mod_ui,
28
 
    )
29
 
from bzrlib.symbol_versioning import (
30
 
    deprecated_in,
31
 
    )
32
 
from bzrlib.tests import test_progress
33
 
from bzrlib.ui import text as _mod_ui_text
34
 
 
35
 
 
36
 
class TestTextUIFactory(tests.TestCase):
 
23
import sys
 
24
 
 
25
import bzrlib
 
26
import bzrlib.errors as errors
 
27
from bzrlib.progress import DotsProgressBar, TTYProgressBar, ProgressBarStack
 
28
from bzrlib.tests import (
 
29
    TestUIFactory,
 
30
    StringIOWrapper,
 
31
    TestCase,
 
32
    )
 
33
from bzrlib.tests.test_progress import _TTYStringIO
 
34
from bzrlib.ui import SilentUIFactory
 
35
from bzrlib.ui.text import TextUIFactory
 
36
 
 
37
 
 
38
class UITests(TestCase):
 
39
 
 
40
    def test_silent_factory(self):
 
41
        ui = SilentUIFactory()
 
42
        stdout = StringIO()
 
43
        self.assertEqual(None,
 
44
                         self.apply_redirected(None, stdout, stdout,
 
45
                                               ui.get_password))
 
46
        self.assertEqual('', stdout.getvalue())
 
47
        self.assertEqual(None,
 
48
                         self.apply_redirected(None, stdout, stdout,
 
49
                                               ui.get_password,
 
50
                                               u'Hello\u1234 %(user)s',
 
51
                                               user=u'some\u1234'))
 
52
        self.assertEqual('', stdout.getvalue())
37
53
 
38
54
    def test_text_factory_ascii_password(self):
39
 
        ui = tests.TestUIFactory(stdin='secret\n',
40
 
                                 stdout=tests.StringIOWrapper(),
41
 
                                 stderr=tests.StringIOWrapper())
 
55
        ui = TestUIFactory(stdin='secret\n', stdout=StringIOWrapper())
42
56
        pb = ui.nested_progress_bar()
43
57
        try:
44
58
            self.assertEqual('secret',
45
59
                             self.apply_redirected(ui.stdin, ui.stdout,
46
 
                                                   ui.stderr,
 
60
                                                   ui.stdout,
47
61
                                                   ui.get_password))
48
62
            # ': ' is appended to prompt
49
 
            self.assertEqual(': ', ui.stderr.getvalue())
50
 
            self.assertEqual('', ui.stdout.readline())
51
 
            # stdin should be empty
52
 
            self.assertEqual('', ui.stdin.readline())
 
63
            self.assertEqual(': ', ui.stdout.getvalue())
53
64
        finally:
54
65
            pb.finished()
55
66
 
59
70
        We can't predict what encoding users will have for stdin, so we force
60
71
        it to utf8 to test that we transport the password correctly.
61
72
        """
62
 
        ui = tests.TestUIFactory(stdin=u'baz\u1234'.encode('utf8'),
63
 
                                 stdout=tests.StringIOWrapper(),
64
 
                                 stderr=tests.StringIOWrapper())
65
 
        ui.stderr.encoding = ui.stdout.encoding = ui.stdin.encoding = 'utf8'
 
73
        ui = TestUIFactory(stdin=u'baz\u1234'.encode('utf8'),
 
74
                           stdout=StringIOWrapper())
 
75
        ui.stdin.encoding = 'utf8'
 
76
        ui.stdout.encoding = ui.stdin.encoding
66
77
        pb = ui.nested_progress_bar()
67
78
        try:
68
 
            password = self.apply_redirected(ui.stdin, ui.stdout, ui.stderr,
 
79
            password = self.apply_redirected(ui.stdin, ui.stdout, ui.stdout,
69
80
                                             ui.get_password,
70
81
                                             u'Hello \u1234 %(user)s',
71
82
                                             user=u'some\u1234')
72
83
            # We use StringIO objects, we need to decode them
73
84
            self.assertEqual(u'baz\u1234', password.decode('utf8'))
74
85
            self.assertEqual(u'Hello \u1234 some\u1234: ',
75
 
                             ui.stderr.getvalue().decode('utf8'))
76
 
            # stdin and stdout should be empty
77
 
            self.assertEqual('', ui.stdin.readline())
78
 
            self.assertEqual('', ui.stdout.readline())
 
86
                             ui.stdout.getvalue().decode('utf8'))
79
87
        finally:
80
88
            pb.finished()
81
89
 
82
90
    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)
 
91
        stderr = StringIO()
 
92
        stdout = StringIO()
 
93
        ui_factory = TextUIFactory(bar_type=TTYProgressBar)
88
94
        pb = ui_factory.nested_progress_bar()
89
95
        try:
90
 
            result = self.applyDeprecated(deprecated_in((2, 1, 0)),
91
 
                pb.note,
92
 
                't')
 
96
            pb.to_messages_file = stdout
 
97
            ui_factory._progress_bar_stack.bottom().to_file = stderr
 
98
            result = pb.note('t')
93
99
            self.assertEqual(None, result)
94
100
            self.assertEqual("t\n", stdout.getvalue())
95
101
            # 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,
 
102
            self.failIf(re.search(r'^\r {10,}\r$', stderr.getvalue()) is not None,
98
103
                        'We cleared the stderr without anything to put there')
99
104
        finally:
100
105
            pb.finished()
101
106
 
102
107
    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)
 
108
        stderr = StringIO()
 
109
        stdout = StringIO()
 
110
        # The PQM redirects the output to a file, so it
 
111
        # defaults to creating a Dots progress bar. we
 
112
        # need to force it to believe we are a TTY
 
113
        ui_factory = TextUIFactory(bar_type=TTYProgressBar)
112
114
        pb = ui_factory.nested_progress_bar()
113
115
        try:
 
116
            pb.to_messages_file = stdout
 
117
            ui_factory._progress_bar_stack.bottom().to_file = stderr
114
118
            # Create a progress update that isn't throttled
 
119
            pb.start_time -= 10
115
120
            pb.update('x', 1, 1)
116
 
            result = self.applyDeprecated(deprecated_in((2, 1, 0)),
117
 
                pb.note, 't')
 
121
            result = pb.note('t')
118
122
            self.assertEqual(None, result)
119
123
            self.assertEqual("t\n", stdout.getvalue())
120
124
            # the exact contents will depend on the terminal width and we don't
126
130
 
127
131
    def test_progress_nested(self):
128
132
        # test factory based nested and popping.
129
 
        ui = _mod_ui_text.TextUIFactory(None, None, None)
 
133
        ui = TextUIFactory()
130
134
        pb1 = ui.nested_progress_bar()
131
135
        pb2 = ui.nested_progress_bar()
132
 
        # You do get a warning if the outermost progress bar wasn't finished
133
 
        # first - it's not clear if this is really useful or if it should just
134
 
        # become orphaned -- mbp 20090120
135
 
        warnings, _ = self.callCatchWarnings(pb1.finished)
136
 
        if len(warnings) != 1:
137
 
            self.fail("unexpected warnings: %r" % (warnings,))
138
 
        pb2.finished()
139
 
        pb1.finished()
140
 
 
141
 
    def test_text_ui_get_boolean(self):
142
 
        stdin = tests.StringIOWrapper("y\n" # True
143
 
                                      "n\n" # False
144
 
                                      "yes with garbage\nY\n" # True
145
 
                                      "not an answer\nno\n" # False
146
 
                                      "I'm sure!\nyes\n" # True
147
 
                                      "NO\n" # False
148
 
                                      "foo\n")
149
 
        stdout = tests.StringIOWrapper()
150
 
        stderr = tests.StringIOWrapper()
151
 
        factory = _mod_ui_text.TextUIFactory(stdin, stdout, stderr)
152
 
        self.assertEqual(True, factory.get_boolean(""))
153
 
        self.assertEqual(False, factory.get_boolean(""))
154
 
        self.assertEqual(True, factory.get_boolean(""))
155
 
        self.assertEqual(False, factory.get_boolean(""))
156
 
        self.assertEqual(True, factory.get_boolean(""))
 
136
        self.assertRaises(errors.MissingProgressBarFinish, pb1.finished)
 
137
        pb2.finished()
 
138
        pb1.finished()
 
139
 
 
140
    def test_progress_stack(self):
 
141
        # test the progress bar stack which the default text factory 
 
142
        # uses.
 
143
        stderr = StringIO()
 
144
        stdout = StringIO()
 
145
        # make a stack, which accepts parameters like a pb.
 
146
        stack = ProgressBarStack(to_file=stderr, to_messages_file=stdout)
 
147
        # but is not one
 
148
        self.assertFalse(getattr(stack, 'note', False))
 
149
        pb1 = stack.get_nested()
 
150
        pb2 = stack.get_nested()
 
151
        self.assertRaises(errors.MissingProgressBarFinish, pb1.finished)
 
152
        pb2.finished()
 
153
        pb1.finished()
 
154
        # the text ui factory never actually removes the stack once its setup.
 
155
        # we need to be able to nest again correctly from here.
 
156
        pb1 = stack.get_nested()
 
157
        pb2 = stack.get_nested()
 
158
        self.assertRaises(errors.MissingProgressBarFinish, pb1.finished)
 
159
        pb2.finished()
 
160
        pb1.finished()
 
161
 
 
162
    def test_text_factory_setting_progress_bar(self):
 
163
        # we should be able to choose the progress bar type used.
 
164
        factory = bzrlib.ui.text.TextUIFactory(
 
165
            bar_type=DotsProgressBar)
 
166
        bar = factory.nested_progress_bar()
 
167
        bar.finished()
 
168
        self.assertIsInstance(bar, DotsProgressBar)
 
169
 
 
170
    def test_cli_stdin_is_default_stdin(self):
 
171
        factory = bzrlib.ui.CLIUIFactory()
 
172
        self.assertEqual(sys.stdin, factory.stdin)
 
173
 
 
174
    def assert_get_bool_acceptance_of_user_input(self, factory):
 
175
        factory.stdin = StringIO("y\nyes with garbage\nyes\nn\nnot an answer\nno\nfoo\n")
 
176
        factory.stdout = StringIO()
 
177
        # there is no output from the base factory
 
178
        self.assertEqual(True, factory.get_boolean(""))
 
179
        self.assertEqual(True, factory.get_boolean(""))
 
180
        self.assertEqual(False, factory.get_boolean(""))
157
181
        self.assertEqual(False, factory.get_boolean(""))
158
182
        self.assertEqual("foo\n", factory.stdin.read())
159
 
        # stdin should be empty
160
 
        self.assertEqual('', factory.stdin.readline())
161
 
 
162
 
    def test_text_ui_get_integer(self):
163
 
        stdin = tests.StringIOWrapper(
164
 
            "1\n"
165
 
            "  -2  \n"
166
 
            "hmmm\nwhat else ?\nCome on\nok 42\n4.24\n42\n")
167
 
        stdout = tests.StringIOWrapper()
168
 
        stderr = tests.StringIOWrapper()
169
 
        factory = _mod_ui_text.TextUIFactory(stdin, stdout, stderr)
170
 
        self.assertEqual(1, factory.get_integer(""))
171
 
        self.assertEqual(-2, factory.get_integer(""))
172
 
        self.assertEqual(42, factory.get_integer(""))
173
 
 
174
 
    def test_text_factory_prompt(self):
175
 
        # see <https://launchpad.net/bugs/365891>
176
 
        StringIO = tests.StringIOWrapper
177
 
        factory = _mod_ui_text.TextUIFactory(StringIO(), StringIO(), StringIO())
178
 
        factory.prompt('foo %2e')
179
 
        self.assertEqual('', factory.stdout.getvalue())
180
 
        self.assertEqual('foo %2e', factory.stderr.getvalue())
 
183
 
 
184
    def test_silent_ui_getbool(self):
 
185
        factory = bzrlib.ui.SilentUIFactory()
 
186
        self.assert_get_bool_acceptance_of_user_input(factory)
 
187
 
 
188
    def test_silent_factory_prompts_silently(self):
 
189
        factory = bzrlib.ui.SilentUIFactory()
 
190
        stdout = StringIO()
 
191
        factory.stdin = StringIO("y\n")
 
192
        self.assertEqual(
 
193
            True,
 
194
            self.apply_redirected(
 
195
                None, stdout, stdout, factory.get_boolean, "foo")
 
196
            )
 
197
        self.assertEqual("", stdout.getvalue())
 
198
        
 
199
    def test_text_ui_getbool(self):
 
200
        factory = bzrlib.ui.text.TextUIFactory()
 
201
        self.assert_get_bool_acceptance_of_user_input(factory)
181
202
 
182
203
    def test_text_factory_prompts_and_clears(self):
183
204
        # a get_boolean call should clear the pb before prompting
184
 
        out = test_progress._TTYStringIO()
185
 
        os.environ['TERM'] = 'xterm'
186
 
        factory = _mod_ui_text.TextUIFactory(
187
 
            stdin=tests.StringIOWrapper("yada\ny\n"),
188
 
            stdout=out, stderr=out)
189
 
        pb = factory.nested_progress_bar()
190
 
        pb.show_bar = False
191
 
        pb.show_spinner = False
192
 
        pb.show_count = False
193
 
        pb.update("foo", 0, 1)
194
 
        self.assertEqual(True,
195
 
                         self.apply_redirected(None, factory.stdout,
196
 
                                               factory.stdout,
197
 
                                               factory.get_boolean,
198
 
                                               "what do you want"))
199
 
        output = out.getvalue()
200
 
        self.assertContainsRe(factory.stdout.getvalue(),
201
 
            "foo *\r\r  *\r*")
202
 
        self.assertContainsRe(factory.stdout.getvalue(),
203
 
            r"what do you want\? \[y/n\]: what do you want\? \[y/n\]: ")
204
 
        # stdin should have been totally consumed
205
 
        self.assertEqual('', factory.stdin.readline())
206
 
 
207
 
    def test_text_tick_after_update(self):
208
 
        ui_factory = _mod_ui_text.TextUIFactory(stdout=tests.StringIOWrapper(),
209
 
                                                stderr=tests.StringIOWrapper())
210
 
        pb = ui_factory.nested_progress_bar()
211
 
        try:
212
 
            pb.update('task', 0, 3)
213
 
            # Reset the clock, so that it actually tries to repaint itself
214
 
            ui_factory._progress_view._last_repaint = time.time() - 1.0
215
 
            pb.tick()
216
 
        finally:
217
 
            pb.finished()
218
 
 
219
 
    def test_text_ui_getusername(self):
220
 
        factory = _mod_ui_text.TextUIFactory(None, None, None)
221
 
        factory.stdin = tests.StringIOWrapper("someuser\n\n")
222
 
        factory.stdout = tests.StringIOWrapper()
223
 
        factory.stderr = tests.StringIOWrapper()
224
 
        factory.stdout.encoding = "utf8"
225
 
        # there is no output from the base factory
226
 
        self.assertEqual("someuser",
227
 
                         factory.get_username('Hello %(host)s', host='some'))
228
 
        self.assertEquals("Hello some: ", factory.stderr.getvalue())
229
 
        self.assertEquals('', factory.stdout.getvalue())
230
 
        self.assertEqual("", factory.get_username("Gebruiker"))
231
 
        # stdin should be empty
232
 
        self.assertEqual('', factory.stdin.readline())
233
 
 
234
 
    def test_text_ui_getusername_utf8(self):
235
 
        ui = tests.TestUIFactory(stdin=u'someuser\u1234'.encode('utf8'),
236
 
                                 stdout=tests.StringIOWrapper(),
237
 
                                 stderr=tests.StringIOWrapper())
238
 
        ui.stderr.encoding = ui.stdout.encoding = ui.stdin.encoding = "utf8"
239
 
        pb = ui.nested_progress_bar()
240
 
        try:
241
 
            # there is no output from the base factory
242
 
            username = self.apply_redirected(ui.stdin, ui.stdout, ui.stderr,
243
 
                ui.get_username, u'Hello\u1234 %(host)s', host=u'some\u1234')
244
 
            self.assertEquals(u"someuser\u1234", username.decode('utf8'))
245
 
            self.assertEquals(u"Hello\u1234 some\u1234: ",
246
 
                              ui.stderr.getvalue().decode("utf8"))
247
 
            self.assertEquals('', ui.stdout.getvalue())
248
 
        finally:
249
 
            pb.finished()
250
 
 
251
 
 
252
 
class TestTextUIOutputStream(tests.TestCase):
253
 
    """Tests for output stream that synchronizes with progress bar."""
254
 
 
255
 
    def test_output_clears_terminal(self):
256
 
        stdout = tests.StringIOWrapper()
257
 
        stderr = tests.StringIOWrapper()
258
 
        clear_calls = []
259
 
 
260
 
        uif =  _mod_ui_text.TextUIFactory(None, stdout, stderr)
261
 
        uif.clear_term = lambda: clear_calls.append('clear')
262
 
 
263
 
        stream = _mod_ui_text.TextUIOutputStream(uif, uif.stdout)
264
 
        stream.write("Hello world!\n")
265
 
        stream.write("there's more...\n")
266
 
        stream.writelines(["1\n", "2\n", "3\n"])
267
 
 
268
 
        self.assertEqual(stdout.getvalue(),
269
 
            "Hello world!\n"
270
 
            "there's more...\n"
271
 
            "1\n2\n3\n")
272
 
        self.assertEqual(['clear', 'clear', 'clear'],
273
 
            clear_calls)
274
 
 
275
 
        stream.flush()
276
 
 
277
 
 
278
 
class UITests(tests.TestCase):
279
 
 
280
 
    def test_progress_construction(self):
281
 
        """TextUIFactory constructs the right progress view.
282
 
        """
283
 
        TTYStringIO = test_progress._TTYStringIO
284
 
        FileStringIO = tests.StringIOWrapper
285
 
        for (file_class, term, pb, expected_pb_class) in (
286
 
            # on an xterm, either use them or not as the user requests,
287
 
            # otherwise default on
288
 
            (TTYStringIO, 'xterm', 'none', _mod_ui_text.NullProgressView),
289
 
            (TTYStringIO, 'xterm', 'text', _mod_ui_text.TextProgressView),
290
 
            (TTYStringIO, 'xterm', None, _mod_ui_text.TextProgressView),
291
 
            # on a dumb terminal, again if there's explicit configuration do
292
 
            # it, otherwise default off
293
 
            (TTYStringIO, 'dumb', 'none', _mod_ui_text.NullProgressView),
294
 
            (TTYStringIO, 'dumb', 'text', _mod_ui_text.TextProgressView),
295
 
            (TTYStringIO, 'dumb', None, _mod_ui_text.NullProgressView),
296
 
            # on a non-tty terminal, it's null regardless of $TERM
297
 
            (FileStringIO, 'xterm', None, _mod_ui_text.NullProgressView),
298
 
            (FileStringIO, 'dumb', None, _mod_ui_text.NullProgressView),
299
 
            # however, it can still be forced on
300
 
            (FileStringIO, 'dumb', 'text', _mod_ui_text.TextProgressView),
301
 
            ):
302
 
            os.environ['TERM'] = term
303
 
            if pb is None:
304
 
                if 'BZR_PROGRESS_BAR' in os.environ:
305
 
                    del os.environ['BZR_PROGRESS_BAR']
306
 
            else:
307
 
                os.environ['BZR_PROGRESS_BAR'] = pb
308
 
            stdin = file_class('')
309
 
            stderr = file_class()
310
 
            stdout = file_class()
311
 
            uif = _mod_ui.make_ui_for_terminal(stdin, stdout, stderr)
312
 
            self.assertIsInstance(uif, _mod_ui_text.TextUIFactory,
313
 
                "TERM=%s BZR_PROGRESS_BAR=%s uif=%r" % (term, pb, uif,))
314
 
            self.assertIsInstance(uif.make_progress_view(),
315
 
                expected_pb_class,
316
 
                "TERM=%s BZR_PROGRESS_BAR=%s uif=%r" % (term, pb, uif,))
317
 
 
318
 
    def test_text_ui_non_terminal(self):
319
 
        """Even on non-ttys, make_ui_for_terminal gives a text ui."""
320
 
        stdin = test_progress._NonTTYStringIO('')
321
 
        stderr = test_progress._NonTTYStringIO()
322
 
        stdout = test_progress._NonTTYStringIO()
323
 
        for term_type in ['dumb', None, 'xterm']:
324
 
            if term_type is None:
325
 
                del os.environ['TERM']
326
 
            else:
327
 
                os.environ['TERM'] = term_type
328
 
            uif = _mod_ui.make_ui_for_terminal(stdin, stdout, stderr)
329
 
            self.assertIsInstance(uif, _mod_ui_text.TextUIFactory,
330
 
                'TERM=%r' % (term_type,))
331
 
 
332
 
 
333
 
class SilentUITests(tests.TestCase):
334
 
 
335
 
    def test_silent_factory_get_password(self):
336
 
        # A silent factory that can't do user interaction can't get a
337
 
        # password.  Possibly it should raise a more specific error but it
338
 
        # can't succeed.
339
 
        ui = _mod_ui.SilentUIFactory()
340
 
        stdout = tests.StringIOWrapper()
341
 
        self.assertRaises(
342
 
            NotImplementedError,
343
 
            self.apply_redirected,
344
 
            None, stdout, stdout, ui.get_password)
345
 
        # and it didn't write anything out either
346
 
        self.assertEqual('', stdout.getvalue())
347
 
 
348
 
    def test_silent_ui_getbool(self):
349
 
        factory = _mod_ui.SilentUIFactory()
350
 
        stdout = tests.StringIOWrapper()
351
 
        self.assertRaises(
352
 
            NotImplementedError,
353
 
            self.apply_redirected,
354
 
            None, stdout, stdout, factory.get_boolean, "foo")
355
 
 
356
 
 
357
 
class TestUIFactoryTests(tests.TestCase):
358
 
 
359
 
    def test_test_ui_factory_progress(self):
360
 
        # there's no output; we just want to make sure this doesn't crash -
361
 
        # see https://bugs.edge.launchpad.net/bzr/+bug/408201
362
 
        ui = tests.TestUIFactory()
363
 
        pb = ui.nested_progress_bar()
364
 
        pb.update('hello')
365
 
        pb.tick()
366
 
        pb.finished()
367
 
 
368
 
 
369
 
class CannedInputUIFactoryTests(tests.TestCase):
370
 
 
371
 
    def test_canned_input_get_input(self):
372
 
        uif = _mod_ui.CannedInputUIFactory([True, 'mbp', 'password', 42])
373
 
        self.assertEqual(True, uif.get_boolean('Extra cheese?'))
374
 
        self.assertEqual('mbp', uif.get_username('Enter your user name'))
375
 
        self.assertEqual('password',
376
 
                         uif.get_password('Password for %(host)s',
377
 
                                          host='example.com'))
378
 
        self.assertEqual(42, uif.get_integer('And all that jazz ?'))
379
 
 
380
 
 
381
 
class TestBoolFromString(tests.TestCase):
382
 
 
383
 
    def assertIsTrue(self, s, accepted_values=None):
384
 
        res = _mod_ui.bool_from_string(s, accepted_values=accepted_values)
385
 
        self.assertEquals(True, res)
386
 
 
387
 
    def assertIsFalse(self, s, accepted_values=None):
388
 
        res = _mod_ui.bool_from_string(s, accepted_values=accepted_values)
389
 
        self.assertEquals(False, res)
390
 
 
391
 
    def assertIsNone(self, s, accepted_values=None):
392
 
        res = _mod_ui.bool_from_string(s, accepted_values=accepted_values)
393
 
        self.assertIs(None, res)
394
 
 
395
 
    def test_know_valid_values(self):
396
 
        self.assertIsTrue('true')
397
 
        self.assertIsFalse('false')
398
 
        self.assertIsTrue('1')
399
 
        self.assertIsFalse('0')
400
 
        self.assertIsTrue('on')
401
 
        self.assertIsFalse('off')
402
 
        self.assertIsTrue('yes')
403
 
        self.assertIsFalse('no')
404
 
        self.assertIsTrue('y')
405
 
        self.assertIsFalse('n')
406
 
        # Also try some case variations
407
 
        self.assertIsTrue('True')
408
 
        self.assertIsFalse('False')
409
 
        self.assertIsTrue('On')
410
 
        self.assertIsFalse('Off')
411
 
        self.assertIsTrue('ON')
412
 
        self.assertIsFalse('OFF')
413
 
        self.assertIsTrue('oN')
414
 
        self.assertIsFalse('oFf')
415
 
 
416
 
    def test_invalid_values(self):
417
 
        self.assertIsNone(None)
418
 
        self.assertIsNone('doubt')
419
 
        self.assertIsNone('frue')
420
 
        self.assertIsNone('talse')
421
 
        self.assertIsNone('42')
422
 
 
423
 
    def test_provided_values(self):
424
 
        av = dict(y=True, n=False, yes=True, no=False)
425
 
        self.assertIsTrue('y', av)
426
 
        self.assertIsTrue('Y', av)
427
 
        self.assertIsTrue('Yes', av)
428
 
        self.assertIsFalse('n', av)
429
 
        self.assertIsFalse('N', av)
430
 
        self.assertIsFalse('No', av)
431
 
        self.assertIsNone('1', av)
432
 
        self.assertIsNone('0', av)
433
 
        self.assertIsNone('on', av)
434
 
        self.assertIsNone('off', av)
 
205
        factory = bzrlib.ui.text.TextUIFactory(bar_type=DotsProgressBar)
 
206
        factory.stdout = _TTYStringIO()
 
207
        factory.stdin = StringIO("yada\ny\n")
 
208
        pb = self.apply_redirected(
 
209
            factory.stdin, factory.stdout, factory.stdout, factory.nested_progress_bar)
 
210
        pb.start_time = None
 
211
        self.apply_redirected(
 
212
            factory.stdin, factory.stdout, factory.stdout, pb.update, "foo", 0, 1)
 
213
        self.assertEqual(
 
214
            True,
 
215
            self.apply_redirected(
 
216
                None, factory.stdout, factory.stdout, factory.get_boolean, "what do you want")
 
217
            )
 
218
        output = factory.stdout.getvalue()
 
219
        self.assertEqual("foo: .\n"
 
220
                         "what do you want? [y/n]: what do you want? [y/n]: ",
 
221
                         factory.stdout.getvalue())