~bzr-pqm/bzr/bzr.dev

# (C) 2005 Canonical Ltd

# Authors:  Robert Collins <robert.collins@canonical.com>

#

# 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

import os

from bzrlib.branch import Branch

from bzrlib.errors import NotBranchError, NotVersionedError

from bzrlib.tests import TestCaseInTempDir

from bzrlib.trace import mutter

from bzrlib.workingtree import (TreeEntry, TreeDirectory, TreeFile, TreeLink,

                                WorkingTree)

class TestTreeDirectory(TestCaseInTempDir):

    def test_kind_character(self):

        self.assertEqual(TreeDirectory().kind_character(), '/')

class TestTreeEntry(TestCaseInTempDir):

    def test_kind_character(self):

        self.assertEqual(TreeEntry().kind_character(), '???')

class TestTreeFile(TestCaseInTempDir):

    def test_kind_character(self):

        self.assertEqual(TreeFile().kind_character(), '')

class TestTreeLink(TestCaseInTempDir):

    def test_kind_character(self):

        self.assertEqual(TreeLink().kind_character(), '')

class TestWorkingTree(TestCaseInTempDir):

    def test_listfiles(self):

        branch = Branch.initialize(u'.')

        os.mkdir('dir')

        print >> open('file', 'w'), "content"

        os.symlink('target', 'symlink')

        tree = branch.working_tree()

        files = list(tree.list_files())

        self.assertEqual(files[0], ('dir', '?', 'directory', None, TreeDirectory()))

        self.assertEqual(files[1], ('file', '?', 'file', None, TreeFile()))

        self.assertEqual(files[2], ('symlink', '?', 'symlink', None, TreeLink()))

    def test_open_containing(self):

        branch = Branch.initialize(u'.')

        wt, relpath = WorkingTree.open_containing()

        self.assertEqual('', relpath)

        self.assertEqual(wt.basedir, branch.base)

        wt, relpath = WorkingTree.open_containing(u'.')

        self.assertEqual('', relpath)

        self.assertEqual(wt.basedir, branch.base)

        wt, relpath = WorkingTree.open_containing('./foo')

        self.assertEqual('foo', relpath)

        self.assertEqual(wt.basedir, branch.base)

        # paths that are urls are just plain wrong for working trees.

        self.assertRaises(NotBranchError,

                          WorkingTree.open_containing, 

                          'file:///' + os.getcwdu())

    def test_construct_with_branch(self):

        branch = Branch.initialize(u'.')

        tree = WorkingTree(branch.base, branch)

        self.assertEqual(branch, tree.branch)

        self.assertEqual(branch.base, tree.basedir)

    def test_construct_without_branch(self):

        branch = Branch.initialize(u'.')

        tree = WorkingTree(branch.base)

        self.assertEqual(branch.base, tree.branch.base)

        self.assertEqual(branch.base, tree.basedir)

    def test_basic_relpath(self):

        # for comprehensive relpath tests, see whitebox.py.

        branch = Branch.initialize(u'.')

        tree = WorkingTree(branch.base)

        self.assertEqual('child',

                         tree.relpath(os.path.join(os.getcwd(), 'child')))

    def test_lock_locks_branch(self):

        branch = Branch.initialize(u'.')

        tree = WorkingTree(branch.base)

        tree.lock_read()

        self.assertEqual(1, tree.branch._lock_count)

        self.assertEqual('r', tree.branch._lock_mode)

        tree.unlock()

        self.assertEqual(None, tree.branch._lock_count)

        tree.lock_write()

        self.assertEqual(1, tree.branch._lock_count)

        self.assertEqual('w', tree.branch._lock_mode)

        tree.unlock()

        self.assertEqual(None, tree.branch._lock_count)

    def get_pullable_branches(self):

        self.build_tree(['from/', 'from/file', 'to/'])

        br_a = Branch.initialize('from')

        tree = br_a.working_tree()

        tree.add('file')

        tree.commit('foo', rev_id='A')

        br_b = Branch.initialize('to')

        return br_a, br_b

    def test_pull(self):

        br_a, br_b = self.get_pullable_branches()

        br_b.working_tree().pull(br_a)

        self.failUnless(br_b.has_revision('A'))

        self.assertEqual(['A'], br_b.revision_history())

    def test_pull_overwrites(self):

        br_a, br_b = self.get_pullable_branches()

        br_b.working_tree().commit('foo', rev_id='B')

        self.assertEqual(['B'], br_b.revision_history())

        br_b.working_tree().pull(br_a, overwrite=True)

        self.failUnless(br_b.has_revision('A'))

        self.failUnless(br_b.has_revision('B'))

        self.assertEqual(['A'], br_b.revision_history())

    def test_revert(self):

        """Test selected-file revert"""

        b = Branch.initialize(u'.')

        self.build_tree(['hello.txt'])

        file('hello.txt', 'w').write('initial hello')

        self.assertRaises(NotVersionedError,

                          b.working_tree().revert, ['hello.txt'])

        tree = WorkingTree(b.base, b)

        tree.add(['hello.txt'])

        tree.commit('create initial hello.txt')

        self.check_file_contents('hello.txt', 'initial hello')

        file('hello.txt', 'w').write('new hello')

        self.check_file_contents('hello.txt', 'new hello')

        # revert file modified since last revision

        tree.revert(['hello.txt'])

        self.check_file_contents('hello.txt', 'initial hello')

        self.check_file_contents('hello.txt~', 'new hello')

        # reverting again does not clobber the backup

        tree.revert(['hello.txt'])

        self.check_file_contents('hello.txt', 'initial hello')

        self.check_file_contents('hello.txt~', 'new hello')

    def test_unknowns(self):

        b = Branch.initialize(u'.')

        tree = WorkingTree(u'.', b)

        self.build_tree(['hello.txt',

                         'hello.txt~'])

        self.assertEquals(list(tree.unknowns()),

                          ['hello.txt'])