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from bzrlib import (
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from bzrlib.inventory import (
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mutable_inventory_from_tree,
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from bzrlib.inventory import (CHKInventory, Inventory, ROOT_ID, InventoryFile,
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InventoryDirectory, InventoryEntry, TreeReference)
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from bzrlib.tests import (
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TestCaseWithTransport,
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split_suite_by_condition,
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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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def delta_application_scenarios():
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from bzrlib.tests.per_workingtree import workingtree_formats
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def load_tests(standard_tests, module, loader):
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"""Parameterise some inventory tests."""
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to_adapt, result = split_suite_by_condition(standard_tests,
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condition_isinstance(TestDeltaApplication))
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('Inventory', {'apply_delta':apply_inventory_Inventory}),
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tree = tree.bzrdir.open_workingtree()
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self.addCleanup(tree.unlock)
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if not invalid_delta:
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# One could add 'tree._validate' here but that would cause 'early' failues
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# as far as higher level code is concerned. Possibly adding an
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# expect_fail parameter to this function and if that is False then do a
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return tree.inventory
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def _create_repo_revisions(repo, basis, delta, invalid_delta):
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repo.start_write_group()
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rev = revision.Revision('basis', timestamp=0, timezone=None,
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message="", committer="foo@example.com")
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basis.revision_id = 'basis'
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create_texts_for_inv(repo, basis)
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repo.add_revision('basis', rev, basis)
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# We don't want to apply the delta to the basis, because we expect
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# the delta is invalid.
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result_inv.revision_id = 'result'
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target_entries = None
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result_inv = basis.create_by_apply_delta(delta, 'result')
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create_texts_for_inv(repo, result_inv)
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target_entries = list(result_inv.iter_entries_by_dir())
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rev = revision.Revision('result', timestamp=0, timezone=None,
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message="", committer="foo@example.com")
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repo.add_revision('result', rev, result_inv)
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repo.commit_write_group()
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repo.abort_write_group()
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return target_entries
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def _get_basis_entries(tree):
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basis_tree = tree.basis_tree()
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basis_tree.lock_read()
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basis_tree_entries = list(basis_tree.inventory.iter_entries_by_dir())
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return basis_tree_entries
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def _populate_different_tree(tree, basis, delta):
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"""Put all entries into tree, but at a unique location."""
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tree.add(['unique-dir'], ['unique-dir-id'], ['directory'])
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for path, ie in basis.iter_entries_by_dir():
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if ie.file_id in added_ids:
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# We want a unique path for each of these, we use the file-id
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tree.add(['unique-dir/' + ie.file_id], [ie.file_id], [ie.kind])
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added_ids.add(ie.file_id)
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for old_path, new_path, file_id, ie in delta:
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if file_id in added_ids:
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tree.add(['unique-dir/' + file_id], [file_id], [ie.kind])
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def apply_inventory_WT_basis(test, basis, delta, invalid_delta=True):
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def apply_inventory_WT_basis(self, basis, delta):
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"""Apply delta to basis and return the result.
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This sets the parent and then calls update_basis_by_delta.
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allow safety checks made by the WT to succeed, and finally ensures that all
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items in the delta with a new path are present in the WT before calling
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update_basis_by_delta.
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:param basis: An inventory to be used as the basis.
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:param delta: The inventory delta to apply:
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:return: An inventory resulting from the application.
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control = test.make_bzrdir('tree', format=test.format._matchingbzrdir)
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control = self.make_bzrdir('tree', format=self.format._matchingbzrdir)
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control.create_repository()
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control.create_branch()
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tree = test.format.initialize(control)
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tree = self.format.initialize(control)
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tree.lock_write()
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target_entries = _create_repo_revisions(tree.branch.repository, basis,
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delta, invalid_delta)
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repo = tree.branch.repository
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repo.start_write_group()
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rev = revision.Revision('basis', timestamp=0, timezone=None,
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message="", committer="foo@example.com")
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basis.revision_id = 'basis'
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create_texts_for_inv(tree.branch.repository, basis)
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repo.add_revision('basis', rev, basis)
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# Add a revision for the result, with the basis content -
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# update_basis_by_delta doesn't check that the delta results in
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# result, and we want inconsistent deltas to get called on the
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# tree, or else the code isn't actually checked.
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rev = revision.Revision('result', timestamp=0, timezone=None,
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message="", committer="foo@example.com")
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basis.revision_id = 'result'
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repo.add_revision('result', rev, basis)
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repo.commit_write_group()
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repo.abort_write_group()
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# Set the basis state as the trees current state
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tree._write_inventory(basis)
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# This reads basis from the repo and puts it into the tree's local
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# cache, if it has one.
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tree.set_parent_ids(['basis'])
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for old, new, id, entry in delta:
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if None in (new, entry):
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paths[new] = (entry.file_id, entry.kind)
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parents.add(osutils.dirname(new))
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parents = osutils.minimum_path_selection(parents)
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# Put place holders in the tree to permit adding the other entries.
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for pos, parent in enumerate(parents):
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if not tree.path2id(parent):
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# add a synthetic directory in the tree so we can can put the
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# tree0 entries in place for dirstate.
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tree.add([parent], ["id%d" % pos], ["directory"])
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# Many deltas may cause this mini-apply to fail, but we want to see what
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# the delta application code says, not the prep that we do to deal with
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# limitations of dirstate's update_basis code.
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for path, (file_id, kind) in sorted(paths.items()):
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tree.add([path], [file_id], [kind])
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except (KeyboardInterrupt, SystemExit):
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# Fresh lock, reads disk again.
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tree.lock_write()
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tree.update_basis_by_delta('result', delta)
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if not invalid_delta:
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# reload tree - ensure we get what was written.
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tree = tree.bzrdir.open_workingtree()
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basis_tree = tree.basis_tree()
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basis_tree.lock_read()
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test.addCleanup(basis_tree.unlock)
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basis_inv = basis_tree.inventory
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basis_entries = list(basis_inv.iter_entries_by_dir())
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test.assertEqual(target_entries, basis_entries)
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def apply_inventory_Repository_add_inventory_by_delta(self, basis, delta,
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self.addCleanup(basis_tree.unlock)
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# Note, that if the tree does not have a local cache, the trick above of
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# setting the result as the basis, will come back to bite us. That said,
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# all the implementations in bzr do have a local cache.
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return basis_tree.inventory
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def apply_inventory_Repository_add_inventory_by_delta(self, basis, delta):
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"""Apply delta to basis and return the result.
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This inserts basis as a whole inventory and then uses
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self.assertRaises(errors.InconsistentDelta, self.apply_delta, self,
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def test_add_file(self):
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inv = self.get_empty_inventory()
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file1 = inventory.InventoryFile('file-id', 'path', inv.root.file_id)
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file1.revision = 'result'
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delta = [(None, u'path', 'file-id', file1)]
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res_inv = self.apply_delta(self, inv, delta, invalid_delta=False)
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self.assertEqual('file-id', res_inv['file-id'].file_id)
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def test_remove_file(self):
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inv = self.get_empty_inventory()
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file1 = inventory.InventoryFile('file-id', 'path', inv.root.file_id)
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file1.revision = 'result'
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delta = [(u'path', None, 'file-id', None)]
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res_inv = self.apply_delta(self, inv, delta, invalid_delta=False)
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self.assertEqual(None, res_inv.path2id('path'))
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self.assertRaises(errors.NoSuchId, res_inv.id2path, 'file-id')
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def test_rename_file(self):
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inv = self.get_empty_inventory()
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file1 = self.make_file_ie(name='path', parent_id=inv.root.file_id)
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file2 = self.make_file_ie(name='path2', parent_id=inv.root.file_id)
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delta = [(u'path', 'path2', 'file-id', file2)]
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res_inv = self.apply_delta(self, inv, delta, invalid_delta=False)
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self.assertEqual(None, res_inv.path2id('path'))
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self.assertEqual('file-id', res_inv.path2id('path2'))
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def test_replaced_at_new_path(self):
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inv = self.get_empty_inventory()
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file1 = self.make_file_ie(file_id='id1', parent_id=inv.root.file_id)
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file2 = self.make_file_ie(file_id='id2', parent_id=inv.root.file_id)
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delta = [(u'name', None, 'id1', None),
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(None, u'name', 'id2', file2)]
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res_inv = self.apply_delta(self, inv, delta, invalid_delta=False)
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self.assertEqual('id2', res_inv.path2id('name'))
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def test_rename_dir(self):
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inv = self.get_empty_inventory()
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dir1 = inventory.InventoryDirectory('dir-id', 'dir1', inv.root.file_id)
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dir1.revision = 'basis'
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file1 = self.make_file_ie(parent_id='dir-id')
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dir2 = inventory.InventoryDirectory('dir-id', 'dir2', inv.root.file_id)
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dir2.revision = 'result'
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delta = [('dir1', 'dir2', 'dir-id', dir2)]
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res_inv = self.apply_delta(self, inv, delta, invalid_delta=False)
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# The file should be accessible under the new path
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self.assertEqual('file-id', res_inv.path2id('dir2/name'))
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def test_renamed_dir_with_renamed_child(self):
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inv = self.get_empty_inventory()
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dir1 = inventory.InventoryDirectory('dir-id', 'dir1', inv.root.file_id)
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dir1.revision = 'basis'
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file1 = self.make_file_ie('file-id-1', 'name1', parent_id='dir-id')
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file2 = self.make_file_ie('file-id-2', 'name2', parent_id='dir-id')
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dir2 = inventory.InventoryDirectory('dir-id', 'dir2', inv.root.file_id)
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dir2.revision = 'result'
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file2b = self.make_file_ie('file-id-2', 'name2', inv.root.file_id)
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delta = [('dir1', 'dir2', 'dir-id', dir2),
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('dir1/name2', 'name2', 'file-id-2', file2b)]
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res_inv = self.apply_delta(self, inv, delta, invalid_delta=False)
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# The file should be accessible under the new path
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self.assertEqual('file-id-1', res_inv.path2id('dir2/name1'))
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self.assertEqual(None, res_inv.path2id('dir2/name2'))
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self.assertEqual('file-id-2', res_inv.path2id('name2'))
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class TestInventory(TestCase):
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def test_is_root(self):
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"""Ensure our root-checking code is accurate."""
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self.assertEqual(('tree\xce\xa9name', 'tree-root-id', 'tree-rev-id'),
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inv._bytes_to_utf8name_key(bytes))
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def make_basic_utf8_inventory(self):
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inv.revision_id = "revid"
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inv.root.revision = "rootrev"
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root_id = inv.root.file_id
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inv.add(InventoryFile("fileid", u'f\xefle', root_id))
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inv["fileid"].revision = "filerev"
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inv["fileid"].text_sha1 = "ffff"
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inv["fileid"].text_size = 0
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inv.add(InventoryDirectory("dirid", u'dir-\N{EURO SIGN}', root_id))
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inv.add(InventoryFile("childid", u'ch\xefld', "dirid"))
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inv["childid"].revision = "filerev"
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inv["childid"].text_sha1 = "ffff"
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inv["childid"].text_size = 0
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chk_bytes = self.get_chk_bytes()
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chk_inv = CHKInventory.from_inventory(chk_bytes, inv)
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bytes = ''.join(chk_inv.to_lines())
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return CHKInventory.deserialise(chk_bytes, bytes, ("revid",))
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def test__preload_handles_utf8(self):
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new_inv = self.make_basic_utf8_inventory()
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self.assertEqual({}, new_inv._fileid_to_entry_cache)
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self.assertFalse(new_inv._fully_cached)
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new_inv._preload_cache()
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sorted([new_inv.root_id, "fileid", "dirid", "childid"]),
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sorted(new_inv._fileid_to_entry_cache.keys()))
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ie_root = new_inv._fileid_to_entry_cache[new_inv.root_id]
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self.assertEqual([u'dir-\N{EURO SIGN}', u'f\xefle'],
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sorted(ie_root._children.keys()))
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ie_dir = new_inv._fileid_to_entry_cache['dirid']
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self.assertEqual([u'ch\xefld'], sorted(ie_dir._children.keys()))
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def test__preload_populates_cache(self):
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inv.revision_id = "revid"
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inv.root.revision = "rootrev"
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root_id = inv.root.file_id
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inv.add(InventoryFile("fileid", "file", root_id))
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inv["fileid"].revision = "filerev"
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inv["fileid"].executable = True
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inv["fileid"].text_sha1 = "ffff"
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inv["fileid"].text_size = 1
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inv.add(InventoryDirectory("dirid", "dir", root_id))
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inv.add(InventoryFile("childid", "child", "dirid"))
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inv["childid"].revision = "filerev"
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inv["childid"].executable = False
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inv["childid"].text_sha1 = "dddd"
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inv["childid"].text_size = 1
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chk_bytes = self.get_chk_bytes()
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chk_inv = CHKInventory.from_inventory(chk_bytes, inv)
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bytes = ''.join(chk_inv.to_lines())
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new_inv = CHKInventory.deserialise(chk_bytes, bytes, ("revid",))
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self.assertEqual({}, new_inv._fileid_to_entry_cache)
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self.assertFalse(new_inv._fully_cached)
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new_inv._preload_cache()
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sorted([root_id, "fileid", "dirid", "childid"]),
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sorted(new_inv._fileid_to_entry_cache.keys()))
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self.assertTrue(new_inv._fully_cached)
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ie_root = new_inv._fileid_to_entry_cache[root_id]
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self.assertEqual(['dir', 'file'], sorted(ie_root._children.keys()))
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ie_dir = new_inv._fileid_to_entry_cache['dirid']
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self.assertEqual(['child'], sorted(ie_dir._children.keys()))
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def test__preload_handles_partially_evaluated_inventory(self):
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new_inv = self.make_basic_utf8_inventory()
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ie = new_inv[new_inv.root_id]
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self.assertIs(None, ie._children)
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self.assertEqual([u'dir-\N{EURO SIGN}', u'f\xefle'],
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sorted(ie.children.keys()))
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# Accessing .children loads _children
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self.assertEqual([u'dir-\N{EURO SIGN}', u'f\xefle'],
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sorted(ie._children.keys()))
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new_inv._preload_cache()
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self.assertEqual([u'dir-\N{EURO SIGN}', u'f\xefle'],
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sorted(ie._children.keys()))
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ie_dir = new_inv["dirid"]
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self.assertEqual([u'ch\xefld'],
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sorted(ie_dir._children.keys()))
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def test_filter_change_in_renamed_subfolder(self):
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inv = Inventory('tree-root')
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src_ie = inv.add_path('src', 'directory', 'src-id')
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inv.add_path('src/sub/', 'directory', 'sub-id')
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a_ie = inv.add_path('src/sub/a', 'file', 'a-id')
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a_ie.text_sha1 = osutils.sha_string('content\n')
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a_ie.text_size = len('content\n')
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chk_bytes = self.get_chk_bytes()
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inv = CHKInventory.from_inventory(chk_bytes, inv)
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inv = inv.create_by_apply_delta([
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("src/sub/a", "src/sub/a", "a-id", a_ie),
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("src", "src2", "src-id", src_ie),
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new_inv = inv.filter(['a-id', 'src-id'])
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('src/sub', 'sub-id'),
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('src/sub/a', 'a-id'),
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], [(path, ie.file_id) for path, ie in new_inv.iter_entries()])
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class TestCHKInventoryExpand(tests.TestCaseWithMemoryTransport):
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inv = self.make_simple_inventory()
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self.assertExpand(['TREE_ROOT', 'dir1-id', 'sub-dir1-id', 'top-id',
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'subsub-file1-id'], inv, ['top-id', 'subsub-file1-id'])
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class TestMutableInventoryFromTree(TestCaseWithTransport):
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def test_empty(self):
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repository = self.make_repository('.')
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tree = repository.revision_tree(revision.NULL_REVISION)
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inv = mutable_inventory_from_tree(tree)
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self.assertEquals(revision.NULL_REVISION, inv.revision_id)
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self.assertEquals(0, len(inv))
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def test_some_files(self):
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wt = self.make_branch_and_tree('.')
1560
self.build_tree(['a'])
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wt.add(['a'], ['thefileid'])
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revid = wt.commit("commit")
1563
tree = wt.branch.repository.revision_tree(revid)
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inv = mutable_inventory_from_tree(tree)
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self.assertEquals(revid, inv.revision_id)
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self.assertEquals(2, len(inv))
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self.assertEquals("a", inv['thefileid'].name)
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# The inventory should be mutable and independent of
1570
self.assertFalse(tree.inventory['thefileid'].executable)
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inv['thefileid'].executable = True
1572
self.assertFalse(tree.inventory['thefileid'].executable)