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Viewing changes to bzrlib/tests/test_ui.py

  • Committer: Patch Queue Manager
  • Date: 2014-04-09 13:36:25 UTC
  • mfrom: (6592.1.2 1303879-py27-issues)
  • Revision ID: pqm@pqm.ubuntu.com-20140409133625-s24spv3kha2w2860
(vila) Fix python-2.7.6 test failures. (Vincent Ladeuil)

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bzrlib/tests/test_ui.py
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    )
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from bzrlib.tests import (
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    fixtures,
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    test_progress,
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    )
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from bzrlib.ui import text as _mod_ui_text
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from bzrlib.tests.testui import (
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    )
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class TTYStringIO(StringIO):
 
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    """A helper class which makes a StringIO look like a terminal"""
 
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    def isatty(self):
 
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        return True
 
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class NonTTYStringIO(StringIO):
 
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    """Helper that implements isatty() but returns False"""
 
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    def isatty(self):
 
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        return False
 
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class TestUIConfiguration(tests.TestCaseWithTransport):
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    def test_output_encoding_configuration(self):
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        enc = fixtures.generate_unicode_encodings().next()
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        config.GlobalConfig().set_user_option('output_encoding',
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            enc)
 
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        config.GlobalStack().set('output_encoding', enc)
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        ui = tests.TestUIFactory(stdin=None,
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            stdout=tests.StringIOWrapper(),
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            stderr=tests.StringIOWrapper())
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            pb.finished()
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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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        """
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        ui = self.make_test_ui_factory(u'baz\u1234'.encode('utf8'))
 
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        """Test an utf8 password."""
 
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        ui = _mod_ui_text.TextUIFactory(None, None, None)
 
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        ui.stdin = tests.StringIOWrapper(u'baz\u1234'.encode('utf8'))
 
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        ui.stdout = tests.StringIOWrapper()
 
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        ui.stderr = tests.StringIOWrapper()
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        ui.stderr.encoding = ui.stdout.encoding = ui.stdin.encoding = 'utf8'
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        pb = ui.nested_progress_bar()
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        try:
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            password = self.apply_redirected(ui.stdin, ui.stdout, ui.stderr,
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                                             ui.get_password,
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                                             u'Hello \u1234 %(user)s',
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                                             user=u'some\u1234')
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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.stderr.getvalue().decode('utf8'))
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            # stdin and stdout should be empty
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            self.assertEqual('', ui.stdin.readline())
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            self.assertEqual('', ui.stdout.readline())
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        finally:
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            pb.finished()
 
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        password = ui.get_password(u'Hello \u1234 %(user)s', user=u'some\u1234')
 
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        self.assertEqual(u'baz\u1234', password)
 
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        self.assertEqual(u'Hello \u1234 some\u1234: ',
 
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                         ui.stderr.getvalue().decode('utf8'))
 
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        # stdin and stdout should be empty
 
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        self.assertEqual('', ui.stdin.readline())
 
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        self.assertEqual('', ui.stdout.getvalue())
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    def test_text_ui_get_boolean(self):
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        stdin = tests.StringIOWrapper("y\n" # True
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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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        out = test_progress._TTYStringIO()
 
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        out = TTYStringIO()
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        self.overrideEnv('TERM', 'xterm')
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        factory = _mod_ui_text.TextUIFactory(
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            stdin=tests.StringIOWrapper("yada\ny\n"),
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            pb.finished()
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    def test_text_ui_getusername(self):
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        factory = _mod_ui_text.TextUIFactory(None, None, None)
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        factory.stdin = tests.StringIOWrapper("someuser\n\n")
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        factory.stdout = tests.StringIOWrapper()
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        factory.stderr = tests.StringIOWrapper()
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        factory.stdout.encoding = "utf8"
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        # there is no output from the base factory
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        self.assertEqual("someuser",
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                         factory.get_username(u'Hello %(host)s', host='some'))
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        self.assertEquals("Hello some: ", factory.stderr.getvalue())
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        self.assertEquals('', factory.stdout.getvalue())
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        self.assertEqual("", factory.get_username(u"Gebruiker"))
 
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        ui = _mod_ui_text.TextUIFactory(None, None, None)
 
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        ui.stdin = tests.StringIOWrapper('someuser\n\n')
 
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        ui.stdout = tests.StringIOWrapper()
 
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        ui.stderr = tests.StringIOWrapper()
 
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        ui.stdout.encoding = 'utf8'
 
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        self.assertEqual('someuser',
 
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                         ui.get_username(u'Hello %(host)s', host='some'))
 
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        self.assertEquals('Hello some: ', ui.stderr.getvalue())
 
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        self.assertEquals('', ui.stdout.getvalue())
 
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        self.assertEqual('', ui.get_username(u"Gebruiker"))
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        # stdin should be empty
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        self.assertEqual('', factory.stdin.readline())
 
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        self.assertEqual('', ui.stdin.readline())
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    def test_text_ui_getusername_utf8(self):
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        ui = tests.TestUIFactory(stdin=u'someuser\u1234'.encode('utf8'),
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                                 stdout=tests.StringIOWrapper(),
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                                 stderr=tests.StringIOWrapper())
 
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        ui = _mod_ui_text.TextUIFactory(None, None, None)
 
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        ui.stdin = tests.StringIOWrapper(u'someuser\u1234'.encode('utf8'))
 
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        ui.stdout = tests.StringIOWrapper()
 
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        ui.stderr = tests.StringIOWrapper()
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        ui.stderr.encoding = ui.stdout.encoding = ui.stdin.encoding = "utf8"
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        pb = ui.nested_progress_bar()
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        try:
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            # there is no output from the base factory
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            username = self.apply_redirected(ui.stdin, ui.stdout, ui.stderr,
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                ui.get_username, u'Hello\u1234 %(host)s', host=u'some\u1234')
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            self.assertEquals(u"someuser\u1234", username.decode('utf8'))
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            self.assertEquals(u"Hello\u1234 some\u1234: ",
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                              ui.stderr.getvalue().decode("utf8"))
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            self.assertEquals('', ui.stdout.getvalue())
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        finally:
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            pb.finished()
 
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        username = ui.get_username(u'Hello %(host)s', host=u'some\u1234')
 
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        self.assertEquals(u"someuser\u1234", username)
 
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        self.assertEquals(u"Hello some\u1234: ",
 
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                          ui.stderr.getvalue().decode("utf8"))
 
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        self.assertEquals('', ui.stdout.getvalue())
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    def test_quietness(self):
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        self.overrideEnv('BZR_PROGRESS_BAR', 'text')
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        ui_factory = _mod_ui_text.TextUIFactory(None,
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            test_progress._TTYStringIO(),
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            test_progress._TTYStringIO())
 
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            TTYStringIO(),
 
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            TTYStringIO())
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        self.assertIsInstance(ui_factory._progress_view,
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            _mod_ui_text.TextProgressView)
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        ui_factory.be_quiet(True)
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    def test_progress_construction(self):
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        """TextUIFactory constructs the right progress view.
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        """
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        TTYStringIO = test_progress._TTYStringIO
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        FileStringIO = tests.StringIOWrapper
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        for (file_class, term, pb, expected_pb_class) in (
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            # on an xterm, either use them or not as the user requests,
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    def test_text_ui_non_terminal(self):
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        """Even on non-ttys, make_ui_for_terminal gives a text ui."""
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        stdin = test_progress._NonTTYStringIO('')
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        stderr = test_progress._NonTTYStringIO()
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        stdout = test_progress._NonTTYStringIO()
 
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        stdin = NonTTYStringIO('')
 
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        stderr = NonTTYStringIO()
 
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        stdout = NonTTYStringIO()
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        for term_type in ['dumb', None, 'xterm']:
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            self.overrideEnv('TERM', term_type)
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            uif = _mod_ui.make_ui_for_terminal(stdin, stdout, stderr)