130 lines
4.0 KiB
Python
130 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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try:
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import unittest2 as unittest
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except ImportError:
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import unittest
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from unittest import mock
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from pungi import media_split
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class ConvertMediaSizeTestCase(unittest.TestCase):
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def test_size_parser_correct_number_as_int(self):
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self.assertEqual(media_split.convert_media_size(123), 123)
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def test_size_parser_correct_number_as_str(self):
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self.assertEqual(media_split.convert_media_size("123"), 123)
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def test_size_parser_with_unit_b(self):
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self.assertEqual(media_split.convert_media_size("123b"), 123)
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def test_size_parser_with_unit_k(self):
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self.assertEqual(media_split.convert_media_size("123k"), 123 * 1024)
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def test_size_parser_with_unit_M(self):
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self.assertEqual(media_split.convert_media_size("123M"), 123 * 1024 * 1024)
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def test_size_parser_with_unit_G(self):
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self.assertEqual(
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media_split.convert_media_size("123G"), 123 * 1024 * 1024 * 1024
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)
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def test_size_parser_with_negative_number(self):
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with self.assertRaises(ValueError):
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media_split.convert_media_size(-15)
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def test_size_parser_with_unknown_unit(self):
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with self.assertRaises(ValueError):
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media_split.convert_media_size("123X")
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class ConvertFileSizeTestCase(unittest.TestCase):
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def test_round_up(self):
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self.assertEqual(media_split.convert_file_size(123, 2048), 2048)
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def test_exactly_block_size(self):
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self.assertEqual(media_split.convert_file_size(100, 100), 100)
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def bl(s):
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return s * 2048
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class MediaSplitterTestCase(unittest.TestCase):
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def setUp(self):
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self.compose = mock.Mock()
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def test_sum_size(self):
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ms = media_split.MediaSplitter(bl(100))
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ms.add_file("first", bl(20))
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ms.add_file("second", bl(30))
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ms.add_file("third", 10)
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self.assertEqual(ms.total_size, bl(50) + 10)
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self.assertEqual(ms.total_size_in_blocks, bl(51))
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def test_add_same_file_twice(self):
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ms = media_split.MediaSplitter(bl(100))
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ms.add_file("first", bl(20))
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ms.add_file("first", bl(20))
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self.assertEqual(ms.total_size, bl(20))
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def test_add_same_file_twice_with_different_size(self):
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ms = media_split.MediaSplitter(bl(100))
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ms.add_file("first", bl(20))
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with self.assertRaises(ValueError):
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ms.add_file("first", bl(30))
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def test_add_too_big_file(self):
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ms = media_split.MediaSplitter(bl(100))
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with self.assertRaises(ValueError):
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ms.add_file("too-big", bl(300))
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def test_fit_on_one(self):
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ms = media_split.MediaSplitter(bl(100), compose=self.compose)
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ms.add_file("first", bl(20))
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ms.add_file("second", bl(30))
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self.assertEqual(ms.split(), [{"files": ["first", "second"], "size": bl(50)}])
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def test_split_on_two_discs(self):
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ms = media_split.MediaSplitter(bl(100), compose=self.compose)
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ms.add_file("first", bl(25))
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ms.add_file("second", bl(40))
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ms.add_file("third", bl(80))
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self.assertEqual(
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ms.split(),
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[
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{"files": ["first", "second"], "size": bl(65)},
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{"files": ["third"], "size": bl(80)},
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],
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)
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def test_split_with_sticky_file(self):
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ms = media_split.MediaSplitter(bl(100))
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ms.add_file("sticky", bl(15), sticky=True)
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ms.add_file("first", bl(25))
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ms.add_file("second", bl(40))
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ms.add_file("third", bl(80))
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self.assertEqual(
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ms.split(),
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[
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{"files": ["sticky", "first", "second"], "size": bl(80)},
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{"files": ["sticky", "third"], "size": bl(95)},
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],
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)
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def test_split_unlimited_media(self):
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ms = media_split.MediaSplitter(None, compose=self.compose)
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ms.add_file("first", bl(25))
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ms.add_file("second", bl(40))
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ms.add_file("third", bl(80))
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self.assertEqual(
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ms.split(), [{"files": ["first", "second", "third"], "size": bl(145)}]
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)
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