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Viewing changes to bzrlib/tests/test_controldir.py

  • Committer: Patch Queue Manager
  • Date: 2013-10-07 17:04:34 UTC
  • mfrom: (6588.1.1 trunk)
  • Revision ID: pqm@pqm.ubuntu.com-20131007170434-mb0ahksmrzsnhi1i
(vila) Stricter checks on configuration option names (Vincent Ladeuil)

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bzrlib/tests/test_controldir.py
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from bzrlib import (
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    controldir,
 
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    errors,
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    tests,
 
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    ui,
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    )
 
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from bzrlib.tests.scenarios import load_tests_apply_scenarios
 
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load_tests = load_tests_apply_scenarios
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class SampleComponentFormat(controldir.ControlComponentFormat):
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        formats = self.registry._get_all()
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        self.assertEquals(1, len(formats))
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        self.assertIsInstance(formats[0], SampleExtraComponentFormat)
 
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class TestControlDirFormatDeprecated(tests.TestCaseWithTransport):
 
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    """Tests for removed registration method in the ControlDirFormat facility."""
 
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    def test_register_format(self):
 
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        self.assertRaises(errors.BzrError,
 
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            controldir.ControlDirFormat.register_format, object())
 
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class TestProber(tests.TestCaseWithTransport):
 
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    """Per-prober tests."""
 
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    scenarios = [
 
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        (prober_cls.__name__, {'prober_cls': prober_cls})
 
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        for prober_cls in controldir.ControlDirFormat._probers]
 
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    def setUp(self):
 
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        super(TestProber, self).setUp()
 
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        self.prober = self.prober_cls()
 
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    def test_probe_transport_empty(self):
 
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        transport = self.get_transport(".")
 
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        self.assertRaises(errors.NotBranchError,
 
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            self.prober.probe_transport, transport)
 
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    def test_known_formats(self):
 
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        known_formats = self.prober_cls.known_formats()
 
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        self.assertIsInstance(known_formats, set)
 
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        for format in known_formats:
 
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            self.assertIsInstance(format, controldir.ControlDirFormat,
 
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                repr(format))
 
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class NotBzrDir(controldir.ControlDir):
 
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    """A non .bzr based control directory."""
 
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    def __init__(self, transport, format):
 
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        self._format = format
 
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        self.root_transport = transport
 
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        self.transport = transport.clone('.not')
 
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class NotBzrDirFormat(controldir.ControlDirFormat):
 
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    """A test class representing any non-.bzr based disk format."""
 
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    def initialize_on_transport(self, transport):
 
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        """Initialize a new .not dir in the base directory of a Transport."""
 
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        transport.mkdir('.not')
 
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        return self.open(transport)
 
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    def open(self, transport):
 
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        """Open this directory."""
 
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        return NotBzrDir(transport, self)
 
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class NotBzrDirProber(controldir.Prober):
 
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    def probe_transport(self, transport):
 
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        """Our format is present if the transport ends in '.not/'."""
 
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        if transport.has('.not'):
 
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            return NotBzrDirFormat()
 
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    @classmethod
 
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    def known_formats(cls):
 
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        return set([NotBzrDirFormat()])
 
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class TestNotBzrDir(tests.TestCaseWithTransport):
 
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    """Tests for using the controldir api with a non .bzr based disk format.
 
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    If/when one of these is in the core, we can let the implementation tests
 
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    verify this works.
 
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    """
 
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    def test_create_and_find_format(self):
 
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        # create a .notbzr dir
 
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        format = NotBzrDirFormat()
 
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        dir = format.initialize(self.get_url())
 
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        self.assertIsInstance(dir, NotBzrDir)
 
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        # now probe for it.
 
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        controldir.ControlDirFormat.register_prober(NotBzrDirProber)
 
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        try:
 
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            found = controldir.ControlDirFormat.find_format(self.get_transport())
 
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            self.assertIsInstance(found, NotBzrDirFormat)
 
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        finally:
 
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            controldir.ControlDirFormat.unregister_prober(NotBzrDirProber)
 
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    def test_included_in_known_formats(self):
 
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        controldir.ControlDirFormat.register_prober(NotBzrDirProber)
 
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        self.addCleanup(controldir.ControlDirFormat.unregister_prober, NotBzrDirProber)
 
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        formats = controldir.ControlDirFormat.known_formats()
 
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        self.assertIsInstance(formats, set)
 
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        for format in formats:
 
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            if isinstance(format, NotBzrDirFormat):
 
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                break
 
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        else:
 
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            self.fail("No NotBzrDirFormat in %s" % formats)
 
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class UnsupportedControlComponentFormat(controldir.ControlComponentFormat):
 
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    def is_supported(self):
 
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        return False
 
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class OldControlComponentFormat(controldir.ControlComponentFormat):
 
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    def get_format_description(self):
 
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        return "An old format that is slow"
 
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    upgrade_recommended = True
 
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class DefaultControlComponentFormatTests(tests.TestCase):
 
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    """Tests for default ControlComponentFormat implementation."""
 
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    def test_check_support_status_unsupported(self):
 
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        self.assertRaises(errors.UnsupportedFormatError,
 
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            UnsupportedControlComponentFormat().check_support_status,
 
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            allow_unsupported=False)
 
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        UnsupportedControlComponentFormat().check_support_status(
 
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            allow_unsupported=True)
 
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    def test_check_support_status_supported(self):
 
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        controldir.ControlComponentFormat().check_support_status(
 
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            allow_unsupported=False)
 
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        controldir.ControlComponentFormat().check_support_status(
 
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            allow_unsupported=True)
 
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    def test_recommend_upgrade_current_format(self):
 
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        stderr = tests.StringIOWrapper()
 
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        ui.ui_factory = tests.TestUIFactory(stderr=stderr)
 
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        format = controldir.ControlComponentFormat()
 
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        format.check_support_status(allow_unsupported=False,
 
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            recommend_upgrade=True)
 
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        self.assertEquals("", stderr.getvalue())
 
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    def test_recommend_upgrade_old_format(self):
 
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        stderr = tests.StringIOWrapper()
 
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        ui.ui_factory = tests.TestUIFactory(stderr=stderr)
 
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        format = OldControlComponentFormat()
 
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        format.check_support_status(allow_unsupported=False,
 
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            recommend_upgrade=False)
 
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        self.assertEquals("", stderr.getvalue())
 
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        format.check_support_status(allow_unsupported=False,
 
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            recommend_upgrade=True, basedir='apath')
 
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        self.assertEquals(
 
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            'An old format that is slow is deprecated and a better format '
 
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            'is available.\nIt is recommended that you upgrade by running '
 
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            'the command\n  bzr upgrade apath\n',
 
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            stderr.getvalue())