~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2007 Canonical Ltd

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

"""Tests for interface conformance of inventories of working trees."""

import os

from bzrlib import inventory, tests

from bzrlib.tests.per_workingtree import TestCaseWithWorkingTree

class TestRevert(TestCaseWithWorkingTree):

    def test_dangling_id(self):

        wt = self.make_branch_and_tree('b1')

        wt.lock_tree_write()

        self.addCleanup(wt.unlock)

        self.assertEqual(len(wt.all_file_ids()), 1)

        with open('b1/a', 'wb') as f: f.write('a test\n')

        wt.add('a')

        self.assertEqual(len(wt.all_file_ids()), 2)

        wt.flush() # workaround revert doing wt._write_inventory for now.

        os.unlink('b1/a')

        wt.revert()

        self.assertEqual(len(wt.all_file_ids()), 1)

class TestApplyInventoryDelta(TestCaseWithWorkingTree):

    def setUp(self):

        super(TestApplyInventoryDelta, self).setUp()

        if not self.bzrdir_format.repository_format.supports_full_versioned_files:

            raise tests.TestNotApplicable(

                "format does not support inventory deltas")

    def test_add(self):

        wt = self.make_branch_and_tree('.')

        wt.lock_write()

        self.addCleanup(wt.unlock)

        root_id = wt.get_root_id()

        wt.apply_inventory_delta([(None, 'bar/foo', 'foo-id',

            inventory.InventoryFile('foo-id', 'foo', parent_id='bar-id')),

            (None, 'bar', 'bar-id', inventory.InventoryDirectory('bar-id',

            'bar', parent_id=root_id))])

        self.assertEqual('bar/foo', wt.id2path('foo-id'))

        self.assertEqual('bar', wt.id2path('bar-id'))

    def test_remove(self):

        wt = self.make_branch_and_tree('.')

        wt.lock_write()

        self.addCleanup(wt.unlock)

        self.build_tree(['foo/', 'foo/bar'])

        wt.add(['foo', 'foo/bar'], ['foo-id', 'bar-id'])

        wt.apply_inventory_delta([('foo', None, 'foo-id', None),

                                  ('foo/bar', None, 'bar-id', None)])

        self.assertIs(None, wt.path2id('foo'))

    def test_rename_dir_with_children(self):

        wt = self.make_branch_and_tree('.')

        wt.lock_write()

        root_id = wt.get_root_id()

        self.addCleanup(wt.unlock)

        self.build_tree(['foo/', 'foo/bar'])

        wt.add(['foo', 'foo/bar'],

               ['foo-id', 'bar-id'])

        wt.apply_inventory_delta([('foo', 'baz', 'foo-id',

            inventory.InventoryDirectory('foo-id', 'baz', root_id))])

        # foo/bar should have been followed the rename of its parent to baz/bar

        self.assertEqual('baz', wt.id2path('foo-id'))

        self.assertEqual('baz/bar', wt.id2path('bar-id'))

    def test_rename_dir_with_children_with_children(self):

        wt = self.make_branch_and_tree('.')

        wt.lock_write()

        root_id = wt.get_root_id()

        self.addCleanup(wt.unlock)

        self.build_tree(['foo/', 'foo/bar/', 'foo/bar/baz'])

        wt.add(['foo', 'foo/bar', 'foo/bar/baz'],

               ['foo-id', 'bar-id', 'baz-id'])

        wt.apply_inventory_delta([('foo', 'quux', 'foo-id',

            inventory.InventoryDirectory('foo-id', 'quux', root_id))])

        # foo/bar/baz should have been followed the rename of its parent's

        # parent to quux/bar/baz

        self.assertEqual('quux/bar/baz', wt.id2path('baz-id'))

    def test_rename_file(self):

        wt = self.make_branch_and_tree('.')

        wt.lock_write()

        self.addCleanup(wt.unlock)

        self.build_tree(['foo/', 'foo/bar', 'baz/'])

        wt.add(['foo', 'foo/bar', 'baz'],

               ['foo-id', 'bar-id', 'baz-id'])

        wt.apply_inventory_delta([('foo/bar', 'baz/bar', 'bar-id',

            inventory.InventoryFile('bar-id', 'bar', 'baz-id'))])

        self.assertEqual('baz/bar', wt.id2path('bar-id'))

    def test_rename_swap(self):

        """Test the swap-names edge case.

        foo and bar should swap names, but retain their children.  If this

        works, any simpler rename ought to work.

        """

        wt = self.make_branch_and_tree('.')

        wt.lock_write()

        root_id = wt.get_root_id()

        self.addCleanup(wt.unlock)

        self.build_tree(['foo/', 'foo/bar', 'baz/', 'baz/qux'])

        wt.add(['foo', 'foo/bar', 'baz', 'baz/qux'],

               ['foo-id', 'bar-id', 'baz-id', 'qux-id'])

        wt.apply_inventory_delta([('foo', 'baz', 'foo-id',

            inventory.InventoryDirectory('foo-id', 'baz', root_id)),

            ('baz', 'foo', 'baz-id',

            inventory.InventoryDirectory('baz-id', 'foo', root_id))])

        self.assertEqual('baz/bar', wt.id2path('bar-id'))

        self.assertEqual('foo/qux', wt.id2path('qux-id'))

    def test_child_rename_ordering(self):

        """Test the rename-parent, move child edge case.

        (A naive implementation may move the parent first, and then be

         unable to find the child.)

        """

        wt = self.make_branch_and_tree('.')

        root_id = wt.get_root_id()

        self.build_tree(['dir/', 'dir/child', 'other/'])

        wt.add(['dir', 'dir/child', 'other'],

               ['dir-id', 'child-id', 'other-id'])

        # this delta moves dir-id to dir2 and reparents

        # child-id to a parent of other-id

        wt.apply_inventory_delta([('dir', 'dir2', 'dir-id',

            inventory.InventoryDirectory('dir-id', 'dir2', root_id)),

            ('dir/child', 'other/child', 'child-id',

             inventory.InventoryFile('child-id', 'child', 'other-id'))])

        self.assertEqual('dir2', wt.id2path('dir-id'))

        self.assertEqual('other/child', wt.id2path('child-id'))

    def test_replace_root(self):

        wt = self.make_branch_and_tree('.')

        wt.lock_write()

        self.addCleanup(wt.unlock)

        root_id = wt.get_root_id()

        wt.apply_inventory_delta([('', None, root_id, None),

            (None, '', 'root-id',

             inventory.InventoryDirectory('root-id', '', None))])

class TestTreeReference(TestCaseWithWorkingTree):

    def test_tree_reference_matches_inv(self):

        base = self.make_branch_and_tree('base')

        if base.branch.repository._format.supports_full_versioned_files:

            raise tests.TestNotApplicable(

                "format does not support inventory deltas")

        if not base.supports_tree_reference():

            raise tests.TestNotApplicable("wt doesn't support nested trees")

        # We add it as a directory, but it becomes a tree-reference

        base.add(['subdir'], ['subdir-id'], ['directory'])

        subdir = self.make_branch_and_tree('base/subdir')

        self.addCleanup(base.lock_read().unlock)

        # Note: we aren't strict about ie.kind being 'directory' here, what we

        # are strict about is that wt.inventory should match

        # wt.current_dirstate()'s idea about what files are where.

        ie = base.inventory['subdir-id']

        self.assertEqual('directory', ie.kind)

        path, ie = base.iter_entries_by_dir(['subdir-id']).next()

        self.assertEqual('subdir', path)

        self.assertEqual('tree-reference', ie.kind)