~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2011, 2016 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

"""Tests for ContentFilterTree"""

import tarfile

import zipfile

from bzrlib import (

    export,

    filter_tree,

    tests,

    )

from bzrlib.tests import (

    fixtures,

    )

from bzrlib.tests.test_filters import _stack_1

class TestFilterTree(tests.TestCaseWithTransport):

    def make_tree(self):

        self.underlying_tree = fixtures.make_branch_and_populated_tree(

            self)

        def stack_callback(path):

            return _stack_1

        self.filter_tree = filter_tree.ContentFilterTree(

            self.underlying_tree, stack_callback)

        return self.filter_tree

    def test_get_file_text(self):

        self.make_tree()

        self.assertEqual(

            self.underlying_tree.get_file_text('hello-id'),

            'hello world')

        self.assertEqual(

            self.filter_tree.get_file_text('hello-id'),

            'HELLO WORLD')

    def test_tar_export_content_filter_tree(self):

        # TODO: this could usefully be run generically across all exporters.

        self.make_tree()

        export.export(self.filter_tree, "out.tgz")

        ball = tarfile.open("out.tgz", "r:gz")

        self.assertEqual(

            'HELLO WORLD',

            ball.extractfile('out/hello').read())

    def test_zip_export_content_filter_tree(self):

        self.make_tree()

        export.export(self.filter_tree, 'out.zip')

        zipf = zipfile.ZipFile('out.zip', 'r')

        self.assertEqual(

            'HELLO WORLD',

            zipf.read('out/hello'))