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# 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
"""Test that WorkingTree.basis_tree() yields a valid tree."""
from bzrlib.tests.per_workingtree import TestCaseWithWorkingTree
class TestBasisTree(TestCaseWithWorkingTree):
def test_emtpy_tree(self):
"""A working tree with no parents."""
tree = self.make_branch_and_tree('tree')
basis_tree = tree.basis_tree()
basis_tree.lock_read()
try:
self.assertEqual([], list(basis_tree.list_files(include_root=True)))
finally:
basis_tree.unlock()
def test_same_tree(self):
"""Test basis_tree when working tree hasn't been modified."""
tree = self.make_branch_and_tree('.')
self.build_tree(['file', 'dir/', 'dir/subfile'])
tree.add(['file', 'dir', 'dir/subfile'])
revision_id = tree.commit('initial tree')
basis_tree = tree.basis_tree()
basis_tree.lock_read()
try:
self.assertEqual(revision_id, basis_tree.get_revision_id())
# list_files() may return in either dirblock or sorted order
# TODO: jam 20070215 Should list_files have an explicit order?
self.assertEqual(['', 'dir', 'dir/subfile', 'file'],
sorted(info[0] for info in basis_tree.list_files(True)))
finally:
basis_tree.unlock()
def test_altered_tree(self):
"""Test basis really is basis after working has been modified."""
tree = self.make_branch_and_tree('.')
self.build_tree(['file', 'dir/', 'dir/subfile'])
tree.add(['file', 'dir', 'dir/subfile'])
revision_id = tree.commit('initial tree')
self.build_tree(['new file', 'new dir/'])
tree.rename_one('file', 'dir/new file')
tree.unversion([tree.path2id('dir/subfile')])
tree.add(['new file', 'new dir'])
basis_tree = tree.basis_tree()
basis_tree.lock_read()
try:
self.assertEqual(revision_id, basis_tree.get_revision_id())
# list_files() may return in either dirblock or sorted order
# TODO: jam 20070215 Should list_files have an explicit order?
self.assertEqual(['', 'dir', 'dir/subfile', 'file'],
sorted(info[0] for info in basis_tree.list_files(True)))
finally:
basis_tree.unlock()
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