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# Authors: Radostin Stoyanov <rstoyanov1@gmail.com>
#
# Copyright (C) 2017 Radostin Stoyanov
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
"""
Unit tests for methods defined in virtBootstrap.progress
"""
from tests import unittest
from tests import mock
from tests import progress
# pylint: disable=invalid-name
class TestFileSource(unittest.TestCase):
"""
Test cases for Progress module
"""
###################################
# Tests for: __init__()
###################################
def test_progress_init(self):
"""
Ensures that __init__() assigns the collback value to instance
variable and creates dictionary with 'status', 'value' keys.
"""
callback = mock.Mock()
test_instance = progress.Progress(callback)
for key in ['status', 'value']:
self.assertIn(key, test_instance.progress)
self.assertIs(callback, test_instance.callback)
###################################
# Tests for: get_progress()
###################################
def test_get_progress(self):
"""
Ensures that get_progress() returns copy of the progress dictionary
which has the same keys and values.
"""
test_instance = progress.Progress()
test_result = test_instance.get_progress()
self.assertIsNot(test_instance.progress, test_result)
self.assertDictEqual(test_instance.progress, test_result)
###################################
# Tests for: update_progress()
###################################
def test_update_progress_creates_log_record(self):
"""
Ensures that update_progress() creates log record with info level
and pass the status value as message.
"""
test_instance = progress.Progress()
logger = mock.Mock()
status = "Test"
test_instance.update_progress(status=status, logger=logger)
logger.info.assert_called_once_with(status)
def test_update_progress_update_status_and_value(self):
"""
Ensures that update_progress() creates log record with info level
and pass the status value as message.
"""
test_instance = progress.Progress()
test_instance.progress = {'status': '', 'value': 0}
new_status = 'Test'
new_value = 100
new_progress = {'status': new_status, 'value': new_value}
test_instance.update_progress(status=new_status, value=new_value)
self.assertDictEqual(test_instance.progress, new_progress)
def test_update_progress_update_raise_logger_error(self):
"""
Ensures that update_progress() raise ValueError when creating
log record has failed.
"""
msg = 'test'
test_instance = progress.Progress()
logger = mock.Mock()
logger.info.side_effect = Exception(msg)
with self.assertRaises(ValueError) as err:
test_instance.update_progress(logger=logger)
self.assertIn(msg, str(err.exception))
def test_update_progress_update_raise_callback_error(self):
"""
Ensures that update_progress() raise ValueError when calling
callback failed.
"""
msg = 'test'
callback = mock.Mock()
callback.side_effect = Exception(msg)
test_instance = progress.Progress(callback)
with self.assertRaises(ValueError) as err:
test_instance.update_progress('foo', 'bar')
self.assertIn(msg, str(err.exception))
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