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Viewing changes to bzrlib/tests/test_foreign.py

  • Committer: Vincent Ladeuil
  • Date: 2011-07-06 09:22:00 UTC
  • mfrom: (6008 +trunk)
  • mto: (6012.1.1 trunk)
  • mto: This revision was merged to the branch mainline in revision 6013.
  • Revision ID: v.ladeuil+lp@free.fr-20110706092200-7iai2mwzc0sqdsvf
Merging in trunk

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bzrlib/tests/test_foreign.py
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    foreign,
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    lockable_files,
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    lockdir,
 
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    repository,
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    revision,
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    tests,
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    trace,
 
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    vf_repository,
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    )
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from bzrlib.repofmt import groupcompress_repo
 
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# This is the dummy foreign revision control system, used 
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# mainly here in the testsuite to test the foreign VCS infrastructure.
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# It is basically standard Bazaar with some minor modifications to 
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        self._base = a_bzrdir.transport.base
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        self._ignore_fallbacks = False
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        self.bzrdir = a_bzrdir
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        foreign.ForeignBranch.__init__(self, 
 
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        foreign.ForeignBranch.__init__(self,
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            DummyForeignVcsMapping(DummyForeignVcs()))
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        branch.BzrBranch6.__init__(self, _format, _control_files, a_bzrdir, 
 
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        branch.BzrBranch6.__init__(self, _format, _control_files, a_bzrdir,
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            *args, **kwargs)
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class InterToDummyVcsBranch(branch.GenericInterBranch,
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                            foreign.InterToForeignBranch):
 
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    def _get_checkout_format(self):
 
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        """Return the most suitable metadir for a checkout of this branch.
 
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        Weaves are used if this branch's repository uses weaves.
 
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        """
 
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        return self.bzrdir.checkout_metadir()
 
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    def import_last_revision_info_and_tags(self, source, revno, revid,
 
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                                           lossy=False):
 
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        interbranch = InterToDummyVcsBranch(source, self)
 
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        result = interbranch.push(stop_revision=revid, lossy=True)
 
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        if lossy:
 
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            revid = result.revidmap[revid]
 
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        return (revno, revid)
 
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class DummyForeignCommitBuilder(vf_repository.VersionedFileRootCommitBuilder):
 
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    def _generate_revision_if_needed(self):
 
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        mapping = DummyForeignVcsMapping(DummyForeignVcs())
 
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        if self._lossy:
 
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            self._new_revision_id = mapping.revision_id_foreign_to_bzr(
 
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                (str(self._timestamp), str(self._timezone), "UNKNOWN"))
 
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            self.random_revid = False
 
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        elif self._new_revision_id is not None:
 
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            self.random_revid = False
 
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        else:
 
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            self._new_revision_id = self._gen_revision_id()
 
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            self.random_revid = True
 
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class DummyForeignVcsRepository(groupcompress_repo.CHKInventoryRepository,
 
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    foreign.ForeignRepository):
 
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    """Dummy foreign vcs repository."""
 
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class DummyForeignVcsRepositoryFormat(groupcompress_repo.RepositoryFormat2a):
 
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    repository_class = DummyForeignVcsRepository
 
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    _commit_builder_class = DummyForeignCommitBuilder
 
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    def get_format_string(self):
 
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        return "Dummy Foreign Vcs Repository"
 
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    def get_format_description(self):
 
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        return "Dummy Foreign Vcs Repository"
 
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class InterToDummyVcsBranch(branch.GenericInterBranch):
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    @staticmethod
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    def is_compatible(source, target):
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        return isinstance(target, DummyForeignVcsBranch)
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156
 
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    def push(self, overwrite=False, stop_revision=None):
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        raise errors.NoRoundtrippingSupport(self.source, self.target)
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    def lossy_push(self, stop_revision=None):
 
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    def push(self, overwrite=False, stop_revision=None, lossy=False):
 
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        if not lossy:
 
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            raise errors.NoRoundtrippingSupport(self.source, self.target)
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        result = branch.BranchPushResult()
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        result.source_branch = self.source
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        result.target_branch = self.target
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        result.old_revno, result.old_revid = self.target.last_revision_info()
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        self.source.lock_read()
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        try:
 
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            graph = self.source.repository.get_graph()
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            # This just handles simple cases, but that's good enough for tests
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            my_history = self.target.revision_history()
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            their_history = self.source.revision_history()
 
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            if stop_revision is None:
 
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                stop_revision = self.source.last_revision()
 
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            their_history = list(graph.iter_lefthand_ancestry(stop_revision,
 
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                (revision.NULL_REVISION,)))
 
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            their_history.reverse()
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            if their_history[:min(len(my_history), len(their_history))] != my_history:
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                raise errors.DivergedBranches(self.target, self.source)
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            todo = their_history[len(my_history):]
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                    return (tree.get_file(file_id), None)
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                tree.get_file_with_stat = get_file_with_stat
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                new_revid = self.target.mapping.revision_id_foreign_to_bzr(
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                    (str(rev.timestamp), str(rev.timezone), 
 
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                    (str(rev.timestamp), str(rev.timezone),
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                        str(self.target.revno())))
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                parent_revno, parent_revid= self.target.last_revision_info()
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                if parent_revid == revision.NULL_REVISION:
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        super(DummyForeignVcsBranchFormat, self).__init__()
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        self._matchingbzrdir = DummyForeignVcsDirFormat()
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    def open(self, a_bzrdir, name=None, _found=False, found_repository=None):
 
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    def open(self, a_bzrdir, name=None, _found=False, ignore_fallbacks=False,
 
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            found_repository=None):
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        if not _found:
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            raise NotImplementedError
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        try:
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    def get_branch_format(self):
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        return DummyForeignVcsBranchFormat()
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    @property
 
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    def repository_format(self):
 
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        return DummyForeignVcsRepositoryFormat()
 
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    def initialize_on_transport(self, transport):
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        """Initialize a new bzrdir in the base directory of a Transport."""
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        # Since we don't have a .bzr directory, inherit the
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        self._control_files = lockable_files.LockableFiles(self.transport,
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            "lock", lockable_files.TransportLock)
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    def create_workingtree(self):
 
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        # dirstate requires a ".bzr" entry to exist
 
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        self.root_transport.put_bytes(".bzr", "foo")
 
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        return super(DummyForeignVcsDir, self).create_workingtree()
 
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    def open_branch(self, name=None, unsupported=False, ignore_fallbacks=True):
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        if name is not None:
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            raise errors.NoColocatedBranchSupport(self)
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        """Produce a metadir suitable for cloning with."""
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        return bzrdir.format_registry.make_bzrdir("default")
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    def checkout_metadir(self):
 
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        return self.cloning_metadir()
 
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    def sprout(self, url, revision_id=None, force_new_repo=False,
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               recurse='down', possible_transports=None,
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               accelerator_tree=None, hardlink=False, stacked=False,
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def register_dummy_foreign_for_test(testcase):
265
 
    controldir.ControlDirFormat.register_format(DummyForeignVcsDirFormat)
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    testcase.addCleanup(controldir.ControlDirFormat.unregister_format,
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                        DummyForeignVcsDirFormat)
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    controldir.ControlDirFormat.register_prober(DummyForeignProber)
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    testcase.addCleanup(controldir.ControlDirFormat.unregister_prober,
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        DummyForeignProber)
 
334
    repository.format_registry.register(DummyForeignVcsRepositoryFormat())
 
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    testcase.addCleanup(repository.format_registry.remove,
 
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            DummyForeignVcsRepositoryFormat())
 
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    branch.format_registry.register(DummyForeignVcsBranchFormat())
 
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    testcase.addCleanup(branch.format_registry.remove,
 
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            DummyForeignVcsBranchFormat())
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    # We need to register the optimiser to make the dummy appears really
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    # different from a regular bzr repository.
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    branch.InterBranch.register_optimiser(InterToDummyVcsBranch)
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            raise errors.NotBranchError(path=transport.base)
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        return DummyForeignVcsDirFormat()
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355
 
 
356
    @classmethod
 
357
    def known_formats(cls):
 
358
        return set([DummyForeignVcsDirFormat()])
 
359
 
287
360
 
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class ForeignVcsRegistryTests(tests.TestCase):
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    """Tests for the ForeignVcsRegistry class."""
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        reg = foreign.ForeignVcsRegistry()
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        vcs = DummyForeignVcs()
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377
        reg.register("dummy", vcs, "Dummy VCS")
305
 
        self.assertEquals((("some", "foreign", "revid"), DummyForeignVcsMapping(vcs)),
306
 
                          reg.parse_revision_id("dummy-v1:some-foreign-revid"))
 
378
        self.assertEquals((
 
379
            ("some", "foreign", "revid"), DummyForeignVcsMapping(vcs)),
 
380
            reg.parse_revision_id("dummy-v1:some-foreign-revid"))
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381
 
308
382
 
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class ForeignRevisionTests(tests.TestCase):
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        source_tree = self.make_branch_and_tree("source")
378
452
        target_tree = self.make_branch_and_tree("target", 
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453
            format=DummyForeignVcsDirFormat())
380
 
        pushresult = source_tree.branch.lossy_push(target_tree.branch)
 
454
        pushresult = source_tree.branch.push(target_tree.branch, lossy=True)
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        self.assertEquals(revision.NULL_REVISION, pushresult.old_revid)
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        self.assertEquals(revision.NULL_REVISION, pushresult.new_revid)
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        self.assertEquals({}, pushresult.revidmap)
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            format=DummyForeignVcsDirFormat())
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        target_tree.branch.lock_write()
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        try:
394
 
            pushresult = source_tree.branch.lossy_push(target_tree.branch)
 
468
            pushresult = source_tree.branch.push(target_tree.branch, lossy=True)
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        finally:
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            target_tree.branch.unlock()
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        self.assertEquals(revision.NULL_REVISION, pushresult.old_revid)