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build/lib.linux-x86_64-2.6/bzrlib/tests/per_workingtree/test_read_working_inventory.py

 

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# Copyright (C) 2006 Canonical Ltd

 

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#

 

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

 

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

 

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

 

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# (at your option) any later version.

 

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#

 

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

 

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

 

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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 

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# GNU General Public License for more details.

 

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#

 

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

 

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

 

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

 

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"""Tests for WorkingTree.read_working_inventory."""

 

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from bzrlib import errors, inventory

 

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from bzrlib.tests.per_workingtree import TestCaseWithWorkingTree

 

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class TestReadWorkingInventory(TestCaseWithWorkingTree):

 

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    def test_trivial_read(self):

 

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        tree = self.make_branch_and_tree('t1')

 

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        tree.lock_read()

 

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        self.assertIsInstance(tree.read_working_inventory(), inventory.Inventory)

 

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        tree.unlock()

 

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    def test_read_after_inventory_modification(self):

 

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        tree = self.make_branch_and_tree('tree')

 

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        # prepare for a series of changes that will modify the

 

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        # inventory

 

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        tree.lock_write()

 

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        try:

 

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            tree.set_root_id('new-root')

 

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            # having dirtied the inventory, we can now expect an

 

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            # InventoryModified exception when doing a read_working_inventory()

 

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            # OR, the call can be ignored and the changes preserved

 

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            try:

 

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                tree.read_working_inventory()

 

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            except errors.InventoryModified:

 

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                pass

 

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            else:

 

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                self.assertEqual('new-root', tree.path2id(''))

 

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        finally:

 

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            tree.unlock()

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