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Viewing changes to bzrlib/tests/test_ui.py

  • Committer: Martin
  • Date: 2010-07-04 07:09:09 UTC
  • mto: This revision was merged to the branch mainline in revision 5333.
  • Revision ID: gzlist@googlemail.com-20100704070909-r51s2leny0wjcqtn
Use same timestamp rounding logic as Inno, just in case

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bzrlib/tests/test_ui.py
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"""
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import os
 
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import re
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import time
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from StringIO import StringIO
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from testtools.matchers import *
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from bzrlib import (
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    config,
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    errors,
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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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    ProgressRecordingUIFactory,
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    )
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class TestUIConfiguration(tests.TestCaseWithTransport):
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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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        output = ui.make_output_stream()
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        self.assertEquals(output.encoding, enc)
 
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        os = ui.make_output_stream()
 
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        self.assertEquals(os.encoding, enc)
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class TestTextUIFactory(tests.TestCase):
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    def make_test_ui_factory(self, stdin_contents):
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        ui = tests.TestUIFactory(stdin=stdin_contents,
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                                 stdout=tests.StringIOWrapper(),
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                                 stderr=tests.StringIOWrapper())
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        return ui
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    def test_text_factory_confirm(self):
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        # turns into reading a regular boolean
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        ui = self.make_test_ui_factory('n\n')
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        self.assertEquals(ui.confirm_action('Should %(thing)s pass?',
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            'bzrlib.tests.test_ui.confirmation',
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            {'thing': 'this'},),
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            False)
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    def test_text_factory_ascii_password(self):
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        ui = self.make_test_ui_factory('secret\n')
 
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        ui = tests.TestUIFactory(stdin='secret\n',
 
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                                 stdout=tests.StringIOWrapper(),
 
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                                 stderr=tests.StringIOWrapper())
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        pb = ui.nested_progress_bar()
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        try:
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            self.assertEqual('secret',
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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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        ui = tests.TestUIFactory(stdin=u'baz\u1234'.encode('utf8'),
 
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                                 stdout=tests.StringIOWrapper(),
 
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                                 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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        finally:
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            pb.finished()
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    def test_progress_note(self):
 
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        stderr = tests.StringIOWrapper()
 
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        stdout = tests.StringIOWrapper()
 
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        ui_factory = _mod_ui_text.TextUIFactory(stdin=tests.StringIOWrapper(''),
 
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                                                stderr=stderr,
 
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                                                stdout=stdout)
 
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        pb = ui_factory.nested_progress_bar()
 
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        try:
 
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            result = self.applyDeprecated(deprecated_in((2, 1, 0)),
 
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                pb.note,
 
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                '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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        finally:
 
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            pb.finished()
 
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    def test_progress_note_clears(self):
 
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        stderr = test_progress._TTYStringIO()
 
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        stdout = test_progress._TTYStringIO()
 
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        # so that we get a TextProgressBar
 
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        os.environ['TERM'] = 'xterm'
 
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        ui_factory = _mod_ui_text.TextUIFactory(
 
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            stdin=tests.StringIOWrapper(''),
 
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            stdout=stdout, stderr=stderr)
 
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        self.assertIsInstance(ui_factory._progress_view,
 
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                              _mod_ui_text.TextProgressView)
 
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        pb = ui_factory.nested_progress_bar()
 
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        try:
 
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            # Create a progress update that isn't throttled
 
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            pb.update('x', 1, 1)
 
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            result = self.applyDeprecated(deprecated_in((2, 1, 0)),
 
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                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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            pb.finished()
 
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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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                                      "n\n" # False
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        factory = _mod_ui_text.TextUIFactory(
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            stdin=tests.StringIOWrapper("yada\ny\n"),
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            stdout=out, stderr=out)
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        factory._avail_width = lambda: 79
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        pb = factory.nested_progress_bar()
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        pb.show_bar = False
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        pb.show_spinner = False
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                                               factory.get_boolean,
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                                               "what do you want"))
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        output = out.getvalue()
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        self.assertContainsRe(output,
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            "| foo *\r\r  *\r*")
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        self.assertContainsRe(output,
 
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        self.assertContainsRe(factory.stdout.getvalue(),
 
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            "foo *\r\r  *\r*")
 
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        self.assertContainsRe(factory.stdout.getvalue(),
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            r"what do you want\? \[y/n\]: what do you want\? \[y/n\]: ")
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        # stdin should have been totally consumed
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        self.assertEqual('', factory.stdin.readline())
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        self.assertIsNone('0', av)
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        self.assertIsNone('on', av)
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        self.assertIsNone('off', av)
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class TestConfirmationUserInterfacePolicy(tests.TestCase):
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    def test_confirm_action_default(self):
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        base_ui = _mod_ui.NoninteractiveUIFactory()
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        for answer in [True, False]:
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            self.assertEquals(
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                _mod_ui.ConfirmationUserInterfacePolicy(base_ui, answer, {})
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                .confirm_action("Do something?",
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                    "bzrlib.tests.do_something", {}),
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                answer)
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    def test_confirm_action_specific(self):
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        base_ui = _mod_ui.NoninteractiveUIFactory()
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        for default_answer in [True, False]:
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            for specific_answer in [True, False]:
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                for conf_id in ['given_id', 'other_id']:
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                    wrapper = _mod_ui.ConfirmationUserInterfacePolicy(
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                        base_ui, default_answer, dict(given_id=specific_answer))
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                    result = wrapper.confirm_action("Do something?", conf_id, {})
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                    if conf_id == 'given_id':
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                        self.assertEquals(result, specific_answer)
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                    else:
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                        self.assertEquals(result, default_answer)
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    def test_repr(self):
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        base_ui = _mod_ui.NoninteractiveUIFactory()
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        wrapper = _mod_ui.ConfirmationUserInterfacePolicy(
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            base_ui, True, dict(a=2))
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        self.assertThat(repr(wrapper),
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            Equals("ConfirmationUserInterfacePolicy("
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                "NoninteractiveUIFactory(), True, {'a': 2})"))
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483
 
 
484
 
class TestProgressRecordingUI(tests.TestCase):
485
 
    """Test test-oriented UIFactory that records progress updates"""
486
 
 
487
 
    def test_nested_ignore_depth_beyond_one(self):
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        # we only want to capture the first level out progress, not
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        # want sub-components might do. So we have nested bars ignored.
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        factory = ProgressRecordingUIFactory()
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        pb1 = factory.nested_progress_bar()
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        pb1.update('foo', 0, 1)
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        pb2 = factory.nested_progress_bar()
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        pb2.update('foo', 0, 1)
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        pb2.finished()
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        pb1.finished()
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        self.assertEqual([("update", 0, 1, 'foo')], factory._calls)