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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 all WorkingTree's implement get_file_mtime."""
import os
from bzrlib import errors
from bzrlib.tests.per_workingtree import TestCaseWithWorkingTree
class TestGetFileMTime(TestCaseWithWorkingTree):
"""Test WorkingTree.get_file_mtime.
These are more involved because we need to handle files which have been
renamed, etc.
"""
def make_basic_tree(self):
tree = self.make_branch_and_tree('tree')
self.build_tree(['tree/one'])
tree.add(['one'], ['one-id'])
return tree
def test_get_file_mtime(self):
tree = self.make_basic_tree()
st = os.lstat('tree/one')
tree.lock_read()
try:
mtime_file_id = tree.get_file_mtime(file_id='one-id')
self.assertIsInstance(mtime_file_id, (float, int))
self.assertAlmostEqual(st.st_mtime, mtime_file_id)
mtime_path = tree.get_file_mtime(file_id='one-id', path='one')
self.assertAlmostEqual(mtime_file_id, mtime_path)
finally:
tree.unlock()
def test_after_commit(self):
"""Committing shouldn't change the mtime."""
tree = self.make_basic_tree()
st = os.lstat('tree/one')
tree.commit('one', rev_id='rev-1')
tree.lock_read()
try:
mtime = tree.get_file_mtime(file_id='one-id')
self.assertAlmostEqual(st.st_mtime, mtime)
mtime = tree.get_file_mtime(file_id='one-id', path='one')
self.assertAlmostEqual(st.st_mtime, mtime)
finally:
tree.unlock()
def test_get_renamed_time(self):
"""We should handle renamed files."""
tree = self.make_basic_tree()
tree.rename_one('one', 'two')
st = os.lstat('tree/two')
tree.lock_read()
try:
mtime = tree.get_file_mtime(file_id='one-id')
self.assertAlmostEqual(st.st_mtime, mtime)
mtime = tree.get_file_mtime(file_id='one-id', path='two')
self.assertAlmostEqual(st.st_mtime, mtime)
finally:
tree.unlock()
def test_get_renamed_in_subdir_time(self):
tree = self.make_branch_and_tree('tree')
self.build_tree(['tree/d/', 'tree/d/a'])
tree.add(['d', 'd/a'], ['d-id', 'a-id'])
tree.commit('1', rev_id='rev-1')
tree.rename_one('d', 'e')
st = os.lstat('tree/e/a')
tree.lock_read()
try:
mtime = tree.get_file_mtime(file_id='a-id')
self.assertAlmostEqual(st.st_mtime, mtime)
mtime = tree.get_file_mtime(file_id='a-id', path='e/a')
self.assertAlmostEqual(st.st_mtime, mtime)
finally:
tree.unlock()
def test_missing(self):
tree = self.make_basic_tree()
os.remove('tree/one')
tree.lock_read()
try:
self.assertRaises(errors.FileTimestampUnavailable,
tree.get_file_mtime, file_id='one-id')
finally:
tree.unlock()
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