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Viewing changes to bzrlib/tests/test_ui.py

  • Committer: Robert Collins
  • Date: 2006-04-05 05:43:06 UTC
  • mto: This revision was merged to the branch mainline in revision 1638.
  • Revision ID: robertc@robertcollins.net-20060405054306-bfe845e73979aadd
Fix calling relpath() and abspath() on transports at their root.

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bzrlib/tests/test_ui.py
 
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# Copyright (C) 2005 by Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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"""Tests for the bzrlib ui
 
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"""
 
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import os
 
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from StringIO import StringIO
 
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import sys
 
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import bzrlib.errors as errors
 
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from bzrlib.progress import TTYProgressBar, ProgressBarStack
 
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from bzrlib.tests import TestCase
 
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import bzrlib.ui
 
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from bzrlib.ui import SilentUIFactory
 
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from bzrlib.ui.text import TextUIFactory
 
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class UITests(TestCase):
 
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    def test_silent_factory(self):
 
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        ui = SilentUIFactory()
 
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        pb = ui.nested_progress_bar()
 
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        try:
 
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            # TODO: Test that there is no output from SilentUIFactory
 
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            self.assertEquals(ui.get_password(), None)
 
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            self.assertEquals(ui.get_password(u'Hello There \u1234 %(user)s',
 
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                                              user=u'some\u1234')
 
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                             , None)
 
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        finally:
 
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            pb.finished()
 
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    def test_text_factory(self):
 
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        ui = TextUIFactory()
 
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        pb = ui.nested_progress_bar()
 
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        pb.finished()
 
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        # TODO: Test the output from TextUIFactory, perhaps by overriding sys.stdout
 
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        # Unfortunately we can't actually test the ui.get_password() because 
 
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        # that would actually prompt the user for a password during the test suite
 
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        # This has been tested manually with both LANG=en_US.utf-8 and LANG=C
 
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        # print
 
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        # self.assertEquals(ui.get_password(u"%(user)s please type 'bogus'",
 
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        #                                   user=u'some\u1234')
 
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        #                  , 'bogus')
 
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    def test_progress_note(self):
 
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        stderr = StringIO()
 
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        stdout = StringIO()
 
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        old_factory = bzrlib.ui.ui_factory
 
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        bzrlib.ui.ui_factory = TextUIFactory()
 
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        pb = None
 
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        try:
 
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            pb = bzrlib.ui.ui_factory.nested_progress_bar()
 
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            pb.to_messages_file = stdout
 
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            bzrlib.ui.ui_factory._progress_bar_stack.bottom().to_file = stderr
 
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            result = pb.note('t')
 
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            self.assertEqual(None, result)
 
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            self.assertEqual("t\n", stdout.getvalue())
 
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            # the exact contents will depend on the terminal width and we don't
 
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            # care about that right now - but you're probably running it on at
 
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            # least a 10-character wide terminal :)
 
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            self.assertContainsRe(stderr.getvalue(), r'^\r {10,}\r$')
 
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        finally:
 
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            if pb is not None:
 
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                pb.finished()
 
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            bzrlib.ui.ui_factory = old_factory
 
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    def test_progress_nested(self):
 
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        # test factory based nested and popping.
 
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        ui = TextUIFactory()
 
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        pb1 = ui.nested_progress_bar()
 
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        pb2 = ui.nested_progress_bar()
 
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        self.assertRaises(errors.MissingProgressBarFinish, pb1.finished)
 
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        pb2.finished()
 
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        pb1.finished()
 
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    def test_progress_stack(self):
 
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        # test the progress bar stack which the default text factory 
 
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        # uses.
 
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        stderr = StringIO()
 
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        stdout = StringIO()
 
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        # make a stack, which accepts parameters like a pb.
 
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        stack = ProgressBarStack(to_file=stderr, to_messages_file=stdout)
 
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        # but is not one
 
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        self.assertFalse(getattr(stack, 'note', False))
 
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        pb1 = stack.get_nested()
 
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        pb2 = stack.get_nested()
 
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        self.assertRaises(errors.MissingProgressBarFinish, pb1.finished)
 
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        pb2.finished()
 
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        pb1.finished()
 
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        # the text ui factory never actually removes the stack once its setup.
 
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        # we need to be able to nest again correctly from here.
 
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        pb1 = stack.get_nested()
 
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        pb2 = stack.get_nested()
 
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        self.assertRaises(errors.MissingProgressBarFinish, pb1.finished)
 
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        pb2.finished()
 
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        pb1.finished()