pungi/tests/test_media_split.py
Qixiang Wan 80fa723b1d Include phase name in log for some phases
Phases createiso, liveimages, image_build, ostree_installer and osbs are
done in parallel, logs from these phases are mixed and and it's not
obvious which log message belongs to which phase. This change adds phase
name in log message for these phases.

The new mixin 'PhaseLoggerMixin' is added to extend a Pungi phase with a
logging logger which copy handlers from compose's logger but with
formatter changed.

Fixes: #58
Signed-off-by: Qixiang Wan <qwan@redhat.com>
2016-11-23 16:47:22 +08:00

148 lines
4.8 KiB
Python

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
try:
import unittest2 as unittest
except ImportError:
import unittest
import os
import sys
import mock
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..'))
from pungi import media_split
class ConvertMediaSizeTestCase(unittest.TestCase):
def test_size_parser_correct_number_as_int(self):
self.assertEqual(media_split.convert_media_size(123), 123)
def test_size_parser_correct_number_as_str(self):
self.assertEqual(media_split.convert_media_size('123'), 123)
def test_size_parser_with_unit_b(self):
self.assertEqual(media_split.convert_media_size('123b'), 123)
def test_size_parser_with_unit_k(self):
self.assertEqual(media_split.convert_media_size('123k'), 123 * 1024)
def test_size_parser_with_unit_M(self):
self.assertEqual(media_split.convert_media_size('123M'),
123 * 1024 * 1024)
def test_size_parser_with_unit_G(self):
self.assertEqual(media_split.convert_media_size('123G'),
123 * 1024 * 1024 * 1024)
def test_size_parser_with_negative_number(self):
with self.assertRaises(ValueError):
media_split.convert_media_size(-15)
def test_size_parser_with_unknown_unit(self):
with self.assertRaises(ValueError):
media_split.convert_media_size('123X')
class ConvertFileSizeTestCase(unittest.TestCase):
def test_round_up(self):
self.assertEqual(media_split.convert_file_size(123, 2048), 2048)
def test_exactly_block_size(self):
self.assertEqual(media_split.convert_file_size(100, 100), 100)
def bl(s):
return s * 2048
class MediaSplitterTestCase(unittest.TestCase):
def setUp(self):
self.compose = mock.Mock()
def assertFreeSpace(self, free, total):
self.assertEqual(
self.compose._logger.debug.mock_calls,
[mock.call('MediaSplitter: free space on single media would be %s. '
'Total size of single medium: %s.' % (free, total))])
def assertUnlimited(self, total):
self.assertEqual(
self.compose._logger.debug.mock_calls,
[mock.call('MediaSplitter: Total size of single medium: %s.' % total)])
def test_sum_size(self):
ms = media_split.MediaSplitter(bl(100))
ms.add_file('first', bl(20))
ms.add_file('second', bl(30))
ms.add_file('third', 10)
self.assertEqual(ms.total_size, bl(50) + 10)
self.assertEqual(ms.total_size_in_blocks, bl(51))
def test_add_same_file_twice(self):
ms = media_split.MediaSplitter(bl(100))
ms.add_file('first', bl(20))
ms.add_file('first', bl(20))
self.assertEqual(ms.total_size, bl(20))
def test_add_same_file_twice_with_different_size(self):
ms = media_split.MediaSplitter(bl(100))
ms.add_file('first', bl(20))
with self.assertRaises(ValueError):
ms.add_file('first', bl(30))
def test_add_too_big_file(self):
ms = media_split.MediaSplitter(bl(100))
with self.assertRaises(ValueError):
ms.add_file('too-big', bl(300))
def test_fit_on_one(self):
ms = media_split.MediaSplitter(bl(100), compose=self.compose)
ms.add_file('first', bl(20))
ms.add_file('second', bl(30))
self.assertEqual(ms.split(),
[{'files': ['first', 'second'], 'size': bl(50)}])
self.assertFreeSpace(bl(50), bl(50))
def test_split_on_two_discs(self):
ms = media_split.MediaSplitter(bl(100), compose=self.compose)
ms.add_file('first', bl(25))
ms.add_file('second', bl(40))
ms.add_file('third', bl(80))
self.assertEqual(ms.split(),
[{'files': ['first', 'second'], 'size': bl(65)},
{'files': ['third'], 'size': bl(80)}])
self.assertFreeSpace(bl(100 - 25 - 40 - 80), bl(25 + 40 + 80))
def test_split_with_sticky_file(self):
ms = media_split.MediaSplitter(bl(100))
ms.add_file('sticky', bl(15), sticky=True)
ms.add_file('first', bl(25))
ms.add_file('second', bl(40))
ms.add_file('third', bl(80))
self.assertEqual(ms.split(),
[{'files': ['sticky', 'first', 'second'], 'size': bl(80)},
{'files': ['sticky', 'third'], 'size': bl(95)}])
def test_split_unlimited_media(self):
ms = media_split.MediaSplitter(None, compose=self.compose)
ms.add_file('first', bl(25))
ms.add_file('second', bl(40))
ms.add_file('third', bl(80))
self.assertEqual(ms.split(),
[{'files': ['first', 'second', 'third'], 'size': bl(145)}])
self.assertUnlimited(bl(25 + 40 + 80))
if __name__ == "__main__":
unittest.main()