~compiz-team/compiz/compiz.fix_1039843

#!/usr/bin/python

# -*- coding: utf-8 -*-

# Copyright (C) 2012 Canonical

#

# Authors:

#  Francis 'fginther' Ginther <francis.ginther@canonical.com>

#  Łukasz 'sil2100' Zemczak <lukasz.zemczak@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; version 3.

#

# This program is distributed in the hope that it will be useful, but WITHOUTa

# 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

 

 

import sys

import unittest

from mock import MagicMock, patch

from StringIO import StringIO

 

import gconf

import glib

import os.path

import subprocess

 

# Module Under Test (mut)

try:

    mut = __import__("02_migrate_to_gsettings")

except (ImportError):

    sys.exit("Error! 02_migrate_to_gsettings module-under-test not found - perhaps you missed including it in the PYTHONPATH environment variable? Add the migration module directory and re-run the script again.")

 

class MigrateGconfToGsettingsTests(unittest.TestCase):

    """Test suite for method migrate_gconf_to_gsettings"""

 

    def setUp(self):

        """Redirects stdout so that tests can assert print statements"""

        self.stdout = sys.stdout

        self.out = StringIO()

        sys.stdout = self.out

 

    def tearDown(self):

        """Restores stdout"""

        sys.stdout = self.stdout

        # Dump the content that was sent to stdout

        # print(self.out.getvalue())

 

    def testClientGetDefaultFalse(self):

        """Test missing gconf client"""

        gconf.client_get_default = MagicMock(return_value=False)

        mut.migrate_gconf_to_gsettings()

        self.assertEqual(self.out.getvalue().strip(), "WARNING: no gconf client found. No transitionning will be done")

 

    def testGetSchemaException(self):

        """Test exception handling for get_schema"""

        gconf_mock = MagicMock(name="gconf-Mock")

        gconf.client_get_default = MagicMock(return_value=gconf_mock)

        gconf_schema_mock = MagicMock(name="gconf.Schema-Mock")

        gconf_mock.get_schema = MagicMock(return_value=gconf_schema_mock,

                                 side_effect=glib.GError)

        self.assertRaises(glib.GError, mut.migrate_gconf_to_gsettings())

 

    def testGetSchemaNone(self):

        """Test missing schema"""

        gconf_mock = MagicMock(name="gconf-Mock")

        gconf.client_get_default = MagicMock(return_value=gconf_mock)

        #gconf_schema_mock = MagicMock(name="gconf.Schema-Mock")

        gconf_mock.get_schema = MagicMock(return_value=False)

        mut.migrate_gconf_to_gsettings()

        self.assertEqual(self.out.getvalue().strip(), "No current profile set, no migration needed")

 

    def setupGetSchema(self, profile):

        """Set up mock objects for testing a valid schema"""

        # gconf.client_get_default

        gconf_mock = MagicMock(name="gconf-Mock")

        gconf.client_get_default = MagicMock(return_value=gconf_mock)

        # client.get_schema

        gconf_schema_mock = MagicMock(name="gconf.Schema-Mock")

        gconf_mock.get_schema = MagicMock(return_value=gconf_schema_mock)

        # current_profile_schema.get_default_value

        gconf_gconfvalue_mock = MagicMock(name="gconf.Schema.gconfvalue-Mock")

        gconf_schema_mock.get_default_value = MagicMock(return_value=gconf_gconfvalue_mock)

        # current_profile_gconfvalue.get_string

        gconf_gconfvalue_mock.get_string = MagicMock(return_value=profile)

 

        # Popen

        subprocess_mock = MagicMock(name="subprocess-Mock")

        popen_mock = MagicMock(name="popen-Mock", return_value=subprocess_mock)

        subprocess.Popen = popen_mock

        return popen_mock

 

    def testGetSchemaUnity(self):

        """Test the 'unity' schema"""

        popen_mock = self.setupGetSchema("unity")

        mut.migrate_gconf_to_gsettings()

        # 2 files should be converted

        self.assertEqual(len(popen_mock.call_args_list), 2)

        self.assertEqual(popen_mock.call_args_list[0][0][0][1],

                         '--file=/usr/lib/compiz/migration/compiz-profile-active-unity.convert')

        self.assertEqual(popen_mock.call_args_list[1][0][0][1],

                         '--file=/usr/lib/compiz/migration/compiz-profile-Default.convert')

 

    def testGetSchemaDefaultConvertPathInvalid(self):

        """Test the default schema"""

        popen_mock = self.setupGetSchema("Default")

        os.path.exists = MagicMock(return_value=False)

        mut.migrate_gconf_to_gsettings()

        # 1 file should be converted

        self.assertEqual(len(popen_mock.call_args_list), 1)

        self.assertEqual(popen_mock.call_args_list[0][0][0][1],

                         '--file=/usr/lib/compiz/migration/compiz-profile-active-Default.convert')

 

    def testGetSchemaDefaultConvertPathValid(self):

        """Test the default schema with a valid unity convert file"""

        popen_mock = self.setupGetSchema("Default")

        exists_mock = MagicMock(return_value=True)

        os.path.exists = exists_mock

        mut.migrate_gconf_to_gsettings()

        self.assertEqual(exists_mock.call_args_list[0][0][0], 

                         mut.CONVERT_PATH + 'compiz-profile-unity.convert')

        # 2 files should be converted

        self.assertEqual(len(popen_mock.call_args_list), 2)

        self.assertEqual(popen_mock.call_args_list[0][0][0][1],

                         '--file=/usr/lib/compiz/migration/compiz-profile-active-Default.convert')

        self.assertEqual(popen_mock.call_args_list[1][0][0][1],

                         '--file=/usr/lib/compiz/migration/compiz-profile-unity.convert')

 

 

if __name__ == '__main__':

    unittest.main()