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# Copyright (C) 2007, 2008 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Tests for interface conformance of inventories of trees."""
from cStringIO import StringIO
import os
from bzrlib.diff import internal_diff
from bzrlib.mutabletree import MutableTree
from bzrlib.osutils import has_symlinks
from bzrlib.tests import SymlinkFeature, TestSkipped
from bzrlib.tests.tree_implementations import TestCaseWithTree
from bzrlib.transform import _PreviewTree
from bzrlib.uncommit import uncommit
def get_entry(tree, file_id):
return tree.iter_entries_by_dir([file_id]).next()[1]
class TestEntryDiffing(TestCaseWithTree):
def setUp(self):
super(TestEntryDiffing, self).setUp()
self.wt = self.make_branch_and_tree('.')
self.branch = self.wt.branch
open('file', 'wb').write('foo\n')
open('binfile', 'wb').write('foo\n')
self.wt.add(['file'], ['fileid'])
self.wt.add(['binfile'], ['binfileid'])
if has_symlinks():
os.symlink('target1', 'symlink')
self.wt.add(['symlink'], ['linkid'])
self.wt.commit('message_1', rev_id = '1')
open('file', 'wb').write('bar\n')
open('binfile', 'wb').write('x' * 1023 + '\x00\n')
if has_symlinks():
os.unlink('symlink')
os.symlink('target2', 'symlink')
self.tree_1 = self.branch.repository.revision_tree('1')
self.inv_1 = self.branch.repository.get_inventory('1')
self.file_1 = self.inv_1['fileid']
self.file_1b = self.inv_1['binfileid']
self.tree_2 = self.workingtree_to_test_tree(self.wt)
self.tree_2.lock_read()
self.addCleanup(self.tree_2.unlock)
self.file_2 = get_entry(self.tree_2, 'fileid')
self.file_2b = get_entry(self.tree_2, 'binfileid')
if has_symlinks():
self.link_1 = self.inv_1['linkid']
self.link_2 = get_entry(self.tree_2, 'linkid')
class TestPreviousHeads(TestCaseWithTree):
def setUp(self):
# we want several inventories, that respectively
# give use the following scenarios:
# A) fileid not in any inventory (A),
# B) fileid present in one inventory (B) and (A,B)
# C) fileid present in two inventories, and they
# are not mutual descendents (B, C)
# D) fileid present in two inventories and one is
# a descendent of the other. (B, D)
super(TestPreviousHeads, self).setUp()
self.wt = self.make_branch_and_tree('.')
self.branch = self.wt.branch
self.build_tree(['file'])
self.wt.commit('new branch', allow_pointless=True, rev_id='A')
self.inv_A = self.branch.repository.get_inventory('A')
self.wt.add(['file'], ['fileid'])
self.wt.commit('add file', rev_id='B')
self.inv_B = self.branch.repository.get_inventory('B')
uncommit(self.branch, tree=self.wt)
self.assertEqual(self.branch.revision_history(), ['A'])
self.wt.commit('another add of file', rev_id='C')
self.inv_C = self.branch.repository.get_inventory('C')
self.wt.add_parent_tree_id('B')
self.wt.commit('merge in B', rev_id='D')
self.inv_D = self.branch.repository.get_inventory('D')
self.tree = self.workingtree_to_test_tree(self.wt)
self.tree.lock_read()
self.addCleanup(self.tree.unlock)
self.file_active = get_entry(self.tree, 'fileid')
self.weave = self.branch.repository.weave_store.get_weave('fileid',
self.branch.repository.get_transaction())
# TODO: test two inventories with the same file revision
class TestInventory(TestCaseWithTree):
def _set_up(self):
self.tree = self.get_tree_with_subdirs_and_all_content_types()
self.tree.lock_read()
self.addCleanup(self.tree.unlock)
def test_symlink_target(self):
self.requireFeature(SymlinkFeature)
self._set_up()
if isinstance(self.tree, (MutableTree, _PreviewTree)):
raise TestSkipped(
'symlinks not accurately represented in working trees and'
' preview trees')
entry = get_entry(self.tree, self.tree.path2id('symlink'))
self.assertEqual(entry.symlink_target, 'link-target')
def test_symlink_target_tree(self):
self.requireFeature(SymlinkFeature)
self._set_up()
self.assertEqual('link-target',
self.tree.get_symlink_target('symlink'))
def test_kind_symlink(self):
self.requireFeature(SymlinkFeature)
self._set_up()
self.assertEqual('symlink', self.tree.kind('symlink'))
self.assertIs(None, self.tree.get_file_size('symlink'))
def test_symlink(self):
self.requireFeature(SymlinkFeature)
self._set_up()
entry = get_entry(self.tree, self.tree.path2id('symlink'))
self.assertEqual(entry.kind, 'symlink')
self.assertEqual(None, entry.text_size)
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