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Viewing changes to bzrlib/tests/test_ui.py

  • Committer: John Arbash Meinel
  • Date: 2006-07-13 18:38:58 UTC
  • mfrom: (1863 +trunk)
  • mto: This revision was merged to the branch mainline in revision 1869.
  • Revision ID: john@arbash-meinel.com-20060713183858-ebf4aa1f9ef8bb6e
[merge] bzr.dev 1863

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bzrlib/tests/test_ui.py
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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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from bzrlib.tests.test_progress import _TTYStringIO
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from bzrlib.ui import SilentUIFactory
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from bzrlib.ui.text import TextUIFactory
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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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        ui_factory = TextUIFactory()
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        pb = ui_factory.nested_progress_bar()
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        try:
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            pb.to_messages_file = stdout
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            ui_factory._progress_bar_stack.bottom().to_file = stderr
 
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        ui_factory = TextUIFactory(bar_type=TTYProgressBar)
 
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        pb = ui_factory.nested_progress_bar()
 
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        try:
 
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            pb.to_messages_file = stdout
 
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            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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            # Since there was no update() call, there should be no clear() call
 
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            self.failIf(re.search(r'^\r {10,}\r$', stderr.getvalue()) is not None,
 
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                        'We cleared the stderr without anything to put there')
 
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        finally:
 
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            pb.finished()
 
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    def test_progress_note_clears(self):
 
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        stderr = StringIO()
 
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        stdout = StringIO()
 
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        # The PQM redirects the output to a file, so it
 
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        # defaults to creating a Dots progress bar. we
 
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        # need to force it to believe we are a TTY
 
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        ui_factory = TextUIFactory(bar_type=TTYProgressBar)
 
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        pb = ui_factory.nested_progress_bar()
 
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        try:
 
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            pb.to_messages_file = stdout
 
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            ui_factory._progress_bar_stack.bottom().to_file = stderr
 
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            # Create a progress update that isn't throttled
 
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            pb.start_time -= 10
 
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            pb.update('x', 1, 1)
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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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            self.assertContainsRe(stderr.getvalue(), r'\r {10,}\r$')
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        finally:
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            pb.finished()
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    def test_text_factory_prompts_and_clears(self):
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        # a get_boolean call should clear the pb before prompting
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        factory = bzrlib.ui.text.TextUIFactory()
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        factory.stdout = StringIO()
 
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        factory.stdout = _TTYStringIO()
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        factory.stdin = StringIO("yada\ny\n")
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        pb = self.apply_redirected(
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            factory.stdin, factory.stdout, factory.stdout, factory.nested_progress_bar)
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            "\r   *" 
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            "\rwhat do you want\\? \\[y/n\\]:what do you want\\? \\[y/n\\]:", 
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            output):
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            self.fail("didn't match factory output %r" % factory)
 
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            self.fail("didn't match factory output %r, %s" % (factory, output))