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  • Committer: Robert J. Tanner
  • Date: 2009-04-20 08:37:32 UTC
  • mfrom: (4299 +trunk)
  • mto: This revision was merged to the branch mainline in revision 4300.
  • Revision ID: tanner@real-time.com-20090420083732-bzx919oo7wpmqc2u
[merge] 1.14rc2 back into bzr.dev (Bob Tanner)

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"""Tests for foreign VCS utility code."""
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from bzrlib import errors, foreign
 
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from bzrlib import (
 
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    branch,
 
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    errors,
 
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    foreign,
 
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    lockable_files,
 
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    lockdir,
 
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    trace,
 
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    )
 
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from bzrlib.bzrdir import (
 
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    BzrDir,
 
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    BzrDirFormat,
 
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    BzrDirMeta1,
 
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    BzrDirMetaFormat1,
 
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    format_registry,
 
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    )
 
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from bzrlib.inventory import Inventory
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from bzrlib.revision import Revision
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from bzrlib.tests import TestCase
 
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from bzrlib.tests import (
 
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    TestCase,
 
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    TestCaseWithTransport,
 
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    )
 
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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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# make it "foreign". 
 
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# It has the following differences to "regular" Bazaar:
 
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# - The control directory is named ".dummy", not ".bzr".
 
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# - The revision ids are tuples, not strings.
 
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# - Doesn't support more than one parent natively
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class DummyForeignVcsMapping(foreign.VcsMapping):
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        return { "dummy ding": "%s/%s\\%s" % foreign_revid }
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class DummyForeignVcsBranch(branch.BzrBranch6,foreign.ForeignBranch):
 
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    """A Dummy VCS Branch."""
 
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    def __init__(self, _format, _control_files, a_bzrdir, *args, **kwargs):
 
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        self._format = _format
 
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        self._base = a_bzrdir.transport.base
 
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        self._ignore_fallbacks = False
 
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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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            *args, **kwargs)
 
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    def dpull(self, source, stop_revision=None):
 
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        source.lock_read()
 
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        try:
 
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            # This just handles simple cases, but that's good enough for tests
 
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            my_history = self.revision_history()
 
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            their_history = source.revision_history()
 
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            if their_history[:min(len(my_history), len(their_history))] != my_history:
 
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                raise errors.DivergedBranches(self, source)
 
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            todo = their_history[len(my_history):]
 
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            revidmap = {}
 
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            for revid in todo:
 
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                rev = source.repository.get_revision(revid)
 
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                tree = source.repository.revision_tree(revid)
 
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                def get_file_with_stat(file_id, path=None):
 
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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.mapping.revision_id_foreign_to_bzr(
 
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                    (str(rev.timestamp), str(rev.timezone), str(self.revno())))
 
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                parent_revno, parent_revid= self.last_revision_info()
 
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                builder = self.get_commit_builder([parent_revid], 
 
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                        self.get_config(), rev.timestamp,
 
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                        rev.timezone, rev.committer, rev.properties,
 
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                        new_revid)
 
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                try:
 
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                    for path, ie in tree.inventory.iter_entries():
 
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                        new_ie = ie.copy()
 
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                        new_ie.revision = None
 
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                        builder.record_entry_contents(new_ie, 
 
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                            [self.repository.get_inventory(parent_revid)],
 
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                            path, tree, 
 
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                            (ie.kind, ie.text_size, ie.executable, ie.text_sha1))
 
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                    builder.finish_inventory()
 
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                except:
 
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                    builder.abort()
 
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                    raise
 
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                revidmap[revid] = builder.commit(rev.message)
 
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                self.set_last_revision_info(parent_revno+1, revidmap[revid])
 
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                trace.mutter('lossily pushed revision %s -> %s', 
 
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                    revid, revidmap[revid])
 
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        finally:
 
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            source.unlock()
 
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        return revidmap
 
146
 
 
147
 
 
148
class DummyForeignVcsBranchFormat(branch.BzrBranchFormat6):
 
149
 
 
150
    def get_format_string(self):
 
151
        return "Branch for Testing"
 
152
 
 
153
    def __init__(self):
 
154
        super(DummyForeignVcsBranchFormat, self).__init__()
 
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        self._matchingbzrdir = DummyForeignVcsDirFormat()
 
156
 
 
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    def open(self, a_bzrdir, _found=False):
 
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        if not _found:
 
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            raise NotImplementedError
 
160
        try:
 
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            transport = a_bzrdir.get_branch_transport(None)
 
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            control_files = lockable_files.LockableFiles(transport, 'lock',
 
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                                                         lockdir.LockDir)
 
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            return DummyForeignVcsBranch(_format=self,
 
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                              _control_files=control_files,
 
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                              a_bzrdir=a_bzrdir,
 
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                              _repository=a_bzrdir.find_repository())
 
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        except errors.NoSuchFile:
 
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            raise errors.NotBranchError(path=transport.base)
 
170
 
 
171
 
 
172
class DummyForeignVcsDirFormat(BzrDirMetaFormat1):
 
173
    """BzrDirFormat for the dummy foreign VCS."""
 
174
 
 
175
    @classmethod
 
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    def get_format_string(cls):
 
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        return "A Dummy VCS Dir"
 
178
 
 
179
    @classmethod
 
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    def get_format_description(cls):
 
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        return "A Dummy VCS Dir"
 
182
 
 
183
    @classmethod
 
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    def is_supported(cls):
 
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        return True
 
186
 
 
187
    def get_branch_format(self):
 
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        return DummyForeignVcsBranchFormat()
 
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    @classmethod
 
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    def probe_transport(klass, transport):
 
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        """Return the .bzrdir style format present in a directory."""
 
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        if not transport.has('.dummy'):
 
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            raise errors.NotBranchError(path=transport.base)
 
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        return klass()
 
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197
    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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        # mode from the root directory
 
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        temp_control = lockable_files.LockableFiles(transport,
 
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                            '', lockable_files.TransportLock)
 
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        temp_control._transport.mkdir('.dummy',
 
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                                      # FIXME: RBC 20060121 don't peek under
 
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                                      # the covers
 
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                                      mode=temp_control._dir_mode)
 
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        del temp_control
 
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        bzrdir_transport = transport.clone('.dummy')
 
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        # NB: no need to escape relative paths that are url safe.
 
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        control_files = lockable_files.LockableFiles(bzrdir_transport,
 
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            self._lock_file_name, self._lock_class)
 
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        control_files.create_lock()
 
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        return self.open(transport, _found=True)
 
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    def _open(self, transport):
 
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        return DummyForeignVcsDir(transport, self)
 
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218
 
 
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class DummyForeignVcsDir(BzrDirMeta1):
 
220
 
 
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    def __init__(self, _transport, _format):
 
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        self._format = _format
 
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        self.transport = _transport.clone('.dummy')
 
224
        self.root_transport = _transport
 
225
        self._mode_check_done = False
 
226
        self._control_files = lockable_files.LockableFiles(self.transport,
 
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            "lock", lockable_files.TransportLock)
 
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229
    def open_branch(self, ignore_fallbacks=True):
 
230
        return self._format.get_branch_format().open(self, _found=True)
 
231
 
 
232
    def cloning_metadir(self, stacked=False):
 
233
        """Produce a metadir suitable for cloning with."""
 
234
        return format_registry.make_bzrdir("default")
 
235
 
 
236
    def sprout(self, url, revision_id=None, force_new_repo=False,
 
237
               recurse='down', possible_transports=None,
 
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               accelerator_tree=None, hardlink=False, stacked=False,
 
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               source_branch=None):
 
240
        # dirstate doesn't cope with accelerator_trees well 
 
241
        # that have a different control dir
 
242
        return super(DummyForeignVcsDir, self).sprout(url=url, 
 
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                revision_id=revision_id, force_new_repo=force_new_repo, 
 
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                recurse=recurse, possible_transports=possible_transports, 
 
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                hardlink=hardlink, stacked=stacked, source_branch=source_branch)
 
246
 
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class ForeignVcsRegistryTests(TestCase):
 
249
    """Tests for the ForeignVcsRegistry class."""
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66
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    def test_parse_revision_id_no_dash(self):
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        reg = foreign.ForeignVcsRegistry()
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                                      "roundtrip-revid")
122
307
        self.assertEquals({ "dummy ding": "some/foreign\\revid" },
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                          foreign.show_foreign_properties(rev))
 
309
 
 
310
 
 
311
class WorkingTreeFileUpdateTests(TestCaseWithTransport):
 
312
    """Tests for update_workingtree_fileids()."""
 
313
 
 
314
    def test_update_workingtree(self):
 
315
        wt = self.make_branch_and_tree('br1')
 
316
        self.build_tree_contents([('br1/bla', 'original contents\n')])
 
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        wt.add('bla', 'bla-a')
 
318
        wt.commit('bla-a')
 
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        target = wt.bzrdir.sprout('br2').open_workingtree()
 
320
        target.unversion(['bla-a'])
 
321
        target.add('bla', 'bla-b')
 
322
        target.commit('bla-b')
 
323
        target_basis = target.basis_tree()
 
324
        target_basis.lock_read()
 
325
        self.addCleanup(target_basis.unlock)
 
326
        foreign.update_workingtree_fileids(wt, target_basis)
 
327
        wt.lock_read()
 
328
        try:
 
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            self.assertEquals(["TREE_ROOT", "bla-b"], list(wt.inventory))
 
330
        finally:
 
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            wt.unlock()
 
332
 
 
333
 
 
334
class DummyForeignVcsTests(TestCaseWithTransport):
 
335
    """Very basic test for DummyForeignVcs."""
 
336
 
 
337
    def setUp(self):
 
338
        BzrDirFormat.register_control_format(DummyForeignVcsDirFormat)
 
339
        self.addCleanup(self.unregister)
 
340
        super(DummyForeignVcsTests, self).setUp()
 
341
 
 
342
    def unregister(self):
 
343
        try:
 
344
            BzrDirFormat.unregister_control_format(DummyForeignVcsDirFormat)
 
345
        except ValueError:
 
346
            pass
 
347
 
 
348
    def test_create(self):
 
349
        """Test we can create dummies."""
 
350
        self.make_branch_and_tree("d", format=DummyForeignVcsDirFormat())
 
351
        dir = BzrDir.open("d")
 
352
        self.assertEquals("A Dummy VCS Dir", dir._format.get_format_string())
 
353
        dir.open_repository()
 
354
        dir.open_branch()
 
355
        dir.open_workingtree()
 
356
 
 
357
    def test_sprout(self):
 
358
        """Test we can clone dummies and that the format is not preserved."""
 
359
        self.make_branch_and_tree("d", format=DummyForeignVcsDirFormat())
 
360
        dir = BzrDir.open("d")
 
361
        newdir = dir.sprout("e")
 
362
        self.assertNotEquals("A Dummy VCS Dir", newdir._format.get_format_string())