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from StringIO import StringIO
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from bzrlib.tests import TestCase
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from bzrlib.ui import SilentUIFactory
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import bzrlib.errors as errors
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from bzrlib.progress import (
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from bzrlib.tests import (
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from bzrlib.tests.test_progress import _TTYStringIO
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from bzrlib.ui import (
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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.progress_bar()
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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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def test_text_factory(self):
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self.assertEqual(None,
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self.apply_redirected(None, stdout, stdout,
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self.assertEqual('', stdout.getvalue())
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self.assertEqual(None,
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self.apply_redirected(None, stdout, stdout,
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u'Hello\u1234 %(user)s',
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self.assertEqual('', stdout.getvalue())
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def test_text_factory_ascii_password(self):
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ui = TestUIFactory(stdin='secret\n', stdout=StringIOWrapper())
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pb = ui.nested_progress_bar()
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self.assertEqual('secret',
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self.apply_redirected(ui.stdin, ui.stdout,
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# ': ' is appended to prompt
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self.assertEqual(': ', ui.stdout.getvalue())
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# stdin should be empty
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self.assertEqual('', ui.stdin.readline())
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def test_text_factory_utf8_password(self):
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"""Test an utf8 password.
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We can't predict what encoding users will have for stdin, so we force
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it to utf8 to test that we transport the password correctly.
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ui = TestUIFactory(stdin=u'baz\u1234'.encode('utf8'),
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stdout=StringIOWrapper())
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ui.stdin.encoding = 'utf8'
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ui.stdout.encoding = ui.stdin.encoding
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pb = ui.nested_progress_bar()
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password = self.apply_redirected(ui.stdin, ui.stdout, ui.stdout,
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u'Hello \u1234 %(user)s',
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# We use StringIO objects, we need to decode them
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self.assertEqual(u'baz\u1234', password.decode('utf8'))
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self.assertEqual(u'Hello \u1234 some\u1234: ',
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ui.stdout.getvalue().decode('utf8'))
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# stdin should be empty
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self.assertEqual('', ui.stdin.readline())
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def test_progress_note(self):
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ui_factory = TextUIFactory(bar_type=TTYProgressBar)
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pb = ui_factory.nested_progress_bar()
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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$',
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stderr.getvalue()) is not None,
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'We cleared the stderr without anything to put there')
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def test_progress_note_clears(self):
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# The PQM redirects the output to a file, so it
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# defaults to creating a Dots progress bar. we
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# need to force it to believe we are a TTY
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ui_factory = TextUIFactory(bar_type=TTYProgressBar)
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pb = ui_factory.nested_progress_bar()
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pb.to_messages_file = stdout
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ui_factory._progress_bar_stack.bottom().to_file = stderr
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# Create a progress update that isn't throttled
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result = pb.note('t')
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self.assertEqual(None, result)
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self.assertEqual("t\n", stdout.getvalue())
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# the exact contents will depend on the terminal width and we don't
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# care about that right now - but you're probably running it on at
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# least a 10-character wide terminal :)
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self.assertContainsRe(stderr.getvalue(), r'\r {10,}\r$')
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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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pb = ui.progress_bar()
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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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# self.assertEquals(ui.get_password(u"%(user)s please type 'bogus'",
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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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def test_progress_stack(self):
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# test the progress bar stack which the default text factory
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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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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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# 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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def test_text_factory_setting_progress_bar(self):
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# we should be able to choose the progress bar type used.
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factory = TextUIFactory(bar_type=DotsProgressBar)
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bar = factory.nested_progress_bar()
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self.assertIsInstance(bar, DotsProgressBar)
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def test_cli_stdin_is_default_stdin(self):
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factory = CLIUIFactory()
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self.assertEqual(sys.stdin, factory.stdin)
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def assert_get_bool_acceptance_of_user_input(self, factory):
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factory.stdin = StringIO("y\nyes with garbage\n"
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"yes\nn\nnot an answer\n"
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factory.stdout = StringIO()
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# there is no output from the base factory
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self.assertEqual(True, factory.get_boolean(""))
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self.assertEqual(True, factory.get_boolean(""))
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self.assertEqual(False, factory.get_boolean(""))
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self.assertEqual(False, factory.get_boolean(""))
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self.assertEqual("foo\n", factory.stdin.read())
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# stdin should be empty
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self.assertEqual('', factory.stdin.readline())
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def test_silent_ui_getbool(self):
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factory = SilentUIFactory()
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self.assert_get_bool_acceptance_of_user_input(factory)
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def test_silent_factory_prompts_silently(self):
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factory = SilentUIFactory()
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factory.stdin = StringIO("y\n")
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self.assertEqual(True,
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self.apply_redirected(None, stdout, stdout,
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factory.get_boolean, "foo"))
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self.assertEqual("", stdout.getvalue())
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# stdin should be empty
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self.assertEqual('', factory.stdin.readline())
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def test_text_ui_getbool(self):
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factory = TextUIFactory()
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self.assert_get_bool_acceptance_of_user_input(factory)
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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 = TextUIFactory(bar_type=DotsProgressBar)
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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(factory.stdin, factory.stdout,
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factory.stdout, factory.nested_progress_bar)
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self.apply_redirected(factory.stdin, factory.stdout,
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factory.stdout, pb.update, "foo", 0, 1)
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self.assertEqual(True,
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self.apply_redirected(None, factory.stdout,
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output = factory.stdout.getvalue()
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self.assertEqual("foo: .\n"
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"what do you want? [y/n]: what do you want? [y/n]: ",
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factory.stdout.getvalue())
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# stdin should be empty
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self.assertEqual('', factory.stdin.readline())
added
removed
bzrlib/tests/test_ui.py
