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More work on roundtrip push support.

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tests/test_fetch.py
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    Repo as GitRepo,
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    )
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import os
 
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import stat
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from bzrlib import (
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    knit,
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from bzrlib.tests import (
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    TestCaseWithTransport,
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    )
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from bzrlib.transport import (
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    get_transport,
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    )
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from bzrlib.plugins.git import (
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    get_rich_root_format,
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    )
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from bzrlib.plugins.git.fetch import (
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    import_git_blob,
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    import_git_tree,
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    )
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from bzrlib.plugins.git.mapping import (
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    BzrGitMappingv1,
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    default_mapping,
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    )
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from bzrlib.plugins.git.shamap import (
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    DictGitShaMap,
 
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    DEFAULT_FILE_MODE,
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    )
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from bzrlib.plugins.git.tests import (
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    GitBranchBuilder,
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    def clone_git_repo(self, from_url, to_url, revision_id=None):
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        oldrepos = self.open_git_repo(from_url)
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        dir = BzrDir.create(to_url, get_rich_root_format())
 
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        dir = BzrDir.create(to_url)
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        newrepos = dir.create_repository()
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        oldrepos.copy_content_into(newrepos, revision_id=revision_id)
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        return newrepos
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        return Repository.open(path)
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class DummyStoreUpdater(object):
 
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    def add_object(self, obj, ie, path):
 
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        pass
 
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    def finish(self):
 
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        pass
 
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class ImportObjects(TestCaseWithTransport):
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    def setUp(self):
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        super(ImportObjects, self).setUp()
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        self._map = DictGitShaMap()
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        self._mapping = BzrGitMappingv1()
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        factory = knit.make_file_factory(True, versionedfile.PrefixMapper())
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        self._texts = factory(self.get_transport('texts'))
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        blob = Blob.from_string("bar")
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        base_inv = Inventory()
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        objs = { "blobname": blob}
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        ret, _= import_git_blob(self._texts, self._mapping, "bla", "blobname", 
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            base_inv, None, "somerevid", [], self._map, objs.__getitem__, False,
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            False)
 
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        ret = import_git_blob(self._texts, self._mapping, "bla", "bla",
 
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            (None, "blobname"), 
 
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            base_inv, None, "somerevid", [], objs.__getitem__, 
 
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            (None, DEFAULT_FILE_MODE), DummyStoreUpdater(),
 
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            self._mapping.generate_file_id)
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        self.assertEquals(set([('bla', 'somerevid')]), self._texts.keys())
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        self.assertEquals(self._texts.get_record_stream([('bla', 'somerevid')],
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            "unordered", True).next().get_bytes_as("fulltext"), "bar")
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    def test_import_tree_empty_root(self):
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        base_inv = Inventory(root_id=None)
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        tree = Tree()
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        tree.serialize()
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        ret, _, _ = import_git_tree(self._texts, self._mapping, "", 
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               tree.id, base_inv, 
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               None, "somerevid", [], self._map, {tree.id: tree}.__getitem__)
 
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        ret, child_modes = import_git_tree(self._texts, self._mapping, "", "",
 
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               (None, tree.id), base_inv, 
 
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               None, "somerevid", [], {tree.id: tree}.__getitem__,
 
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               (None, stat.S_IFDIR), DummyStoreUpdater(),
 
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               self._mapping.generate_file_id)
 
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        self.assertEquals(child_modes, {})
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        self.assertEquals(set([("TREE_ROOT", 'somerevid')]), self._texts.keys())
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        self.assertEquals(1, len(ret))
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        self.assertEquals(None, ret[0][0])
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    def test_import_tree_empty(self):
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        base_inv = Inventory()
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        tree = Tree()
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        tree.serialize()
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        ret, _, _ = import_git_tree(self._texts, self._mapping, "bla", 
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           tree.id, base_inv, None, "somerevid", [], 
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           self._map, { tree.id: tree }.__getitem__)
 
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        ret, child_modes = import_git_tree(self._texts, self._mapping, "bla", "bla",
 
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           (None, tree.id), base_inv, None, "somerevid", [], 
 
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           { tree.id: tree }.__getitem__,
 
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           (None, stat.S_IFDIR), DummyStoreUpdater(),
 
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           self._mapping.generate_file_id)
 
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        self.assertEquals(child_modes, {})
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        self.assertEquals(set([("bla", 'somerevid')]), self._texts.keys())
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        self.assertEquals(1, len(ret))
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        self.assertEquals(None, ret[0][0])
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        base_inv = Inventory()
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        blob = Blob.from_string("bar1")
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        tree = Tree()
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        tree.add(0100600, "foo", blob.id)
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        tree.serialize()
 
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        tree.add(stat.S_IFREG | 0644, "foo", blob.id)
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        objects = { blob.id: blob, tree.id: tree }
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        ret, _, _ = import_git_tree(self._texts, self._mapping, "bla", tree.id, 
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            base_inv, None, "somerevid", [], self._map, objects.__getitem__)
 
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        ret, child_modes = import_git_tree(self._texts, self._mapping, "bla", "bla",
 
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                (None, tree.id), base_inv, None, "somerevid", [],
 
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            objects.__getitem__, (None, stat.S_IFDIR), DummyStoreUpdater(),
 
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            self._mapping.generate_file_id)
 
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        self.assertEquals(child_modes, {})
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        self.assertEquals(2, len(ret))
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        self.assertEquals(None, ret[0][0])
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        self.assertEquals("bla", ret[0][1])
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        self.assertEquals(osutils.sha_strings(["bar1"]), ie.text_sha1)
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        self.assertEquals(False, ie.executable)
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    def test_import_tree_with_unusual_mode_file(self):
 
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        base_inv = Inventory()
 
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        blob = Blob.from_string("bar1")
 
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        tree = Tree()
 
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        tree.add(stat.S_IFREG | 0664, "foo", blob.id)
 
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        objects = { blob.id: blob, tree.id: tree }
 
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        ret, child_modes = import_git_tree(self._texts, self._mapping, "bla", "bla",
 
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                (None, tree.id), base_inv, None, "somerevid", [],
 
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            objects.__getitem__, (None, stat.S_IFDIR), DummyStoreUpdater(),
 
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            self._mapping.generate_file_id)
 
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        self.assertEquals(child_modes, { "bla/foo": stat.S_IFREG | 0664 })
 
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    def test_import_tree_with_file_exe(self):
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        base_inv = Inventory(root_id=None)
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        blob = Blob.from_string("bar")
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        tree = Tree()
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        tree.add(0100755, "foo", blob.id)
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        tree.serialize()
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        objects = { blob.id: blob, tree.id: tree }
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        ret, _, _ = import_git_tree(self._texts, self._mapping, "", tree.id, 
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            base_inv, None, "somerevid", [], self._map, objects.__getitem__)
 
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        ret, child_modes = import_git_tree(self._texts, self._mapping, "", "",
 
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                (None, tree.id), base_inv, None, "somerevid", [],
 
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            objects.__getitem__, (None, stat.S_IFDIR), DummyStoreUpdater(),
 
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            self._mapping.generate_file_id)
 
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        self.assertEquals(child_modes, {})
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        self.assertEquals(2, len(ret))
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        self.assertEquals(None, ret[0][0])
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        self.assertEquals("", ret[0][1])