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pelican-theme/pelican/tests/test_utils.py
2013-04-19 23:35:09 -04:00

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# -*- coding: utf-8 -*-
from __future__ import unicode_literals, print_function
import logging
import shutil
import os
import datetime
import time
import locale
from sys import platform
from pelican import utils
from .support import get_article, LoggedTestCase, locale_available, unittest
class TestUtils(LoggedTestCase):
_new_attribute = 'new_value'
@utils.deprecated_attribute(
old='_old_attribute', new='_new_attribute',
since=(3, 1, 0), remove=(4, 1, 3))
def _old_attribute():
return None
def test_deprecated_attribute(self):
value = self._old_attribute
self.assertEqual(value, self._new_attribute)
self.assertLogCountEqual(
count=1,
msg=('_old_attribute has been deprecated since 3.1.0 and will be '
'removed by version 4.1.3. Use _new_attribute instead'),
level=logging.WARNING)
def test_get_date(self):
# valid ones
date = datetime.datetime(year=2012, month=11, day=22)
date_hour = datetime.datetime(year=2012, month=11, day=22, hour=22,
minute=11)
date_hour_sec = datetime.datetime(year=2012, month=11, day=22, hour=22,
minute=11, second=10)
dates = {'2012-11-22': date,
'2012/11/22': date,
'2012-11-22 22:11': date_hour,
'2012/11/22 22:11': date_hour,
'22-11-2012': date,
'22/11/2012': date,
'22.11.2012': date,
'2012-22-11': date,
'22.11.2012 22:11': date_hour,
'2012-11-22 22:11:10': date_hour_sec}
for value, expected in dates.items():
self.assertEqual(utils.get_date(value), expected, value)
# invalid ones
invalid_dates = ('2010-110-12', 'yay')
for item in invalid_dates:
self.assertRaises(ValueError, utils.get_date, item)
def test_slugify(self):
samples = (('this is a test', 'this-is-a-test'),
('this is a test', 'this-is-a-test'),
('this → is ← a ↑ test', 'this-is-a-test'),
('this--is---a test', 'this-is-a-test'),
('unicode測試許功蓋你看到了嗎',
'unicodece-shi-xu-gong-gai-ni-kan-dao-liao-ma'),
('大飯原発4号機、18日夜起動へ',
'da-fan-yuan-fa-4hao-ji-18ri-ye-qi-dong-he'),)
for value, expected in samples:
self.assertEqual(utils.slugify(value), expected)
def test_get_relative_path(self):
samples = ((os.path.join('test', 'test.html'), os.pardir),
(os.path.join('test', 'test', 'test.html'),
os.path.join(os.pardir, os.pardir)),
('test.html', os.curdir),
(os.path.join('/test', 'test.html'), os.pardir),
(os.path.join('/test', 'test', 'test.html'),
os.path.join(os.pardir, os.pardir)),
('/test.html', os.curdir),)
for value, expected in samples:
self.assertEqual(utils.get_relative_path(value), expected)
def test_process_translations(self):
# create a bunch of articles
# 1: no translation metadata
fr_article1 = get_article(lang='fr', slug='yay', title='Un titre',
content='en français')
en_article1 = get_article(lang='en', slug='yay', title='A title',
content='in english')
# 2: reverse which one is the translation thanks to metadata
fr_article2 = get_article(lang='fr', slug='yay2', title='Un titre',
content='en français')
en_article2 = get_article(lang='en', slug='yay2', title='A title',
content='in english',
extra_metadata={'translation': 'true'})
# 3: back to default language detection if all items have the
# translation metadata
fr_article3 = get_article(lang='fr', slug='yay3', title='Un titre',
content='en français',
extra_metadata={'translation': 'yep'})
en_article3 = get_article(lang='en', slug='yay3', title='A title',
content='in english',
extra_metadata={'translation': 'yes'})
articles = [fr_article1, en_article1, fr_article2, en_article2,
fr_article3, en_article3]
index, trans = utils.process_translations(articles)
self.assertIn(en_article1, index)
self.assertIn(fr_article1, trans)
self.assertNotIn(en_article1, trans)
self.assertNotIn(fr_article1, index)
self.assertIn(fr_article2, index)
self.assertIn(en_article2, trans)
self.assertNotIn(fr_article2, trans)
self.assertNotIn(en_article2, index)
self.assertIn(en_article3, index)
self.assertIn(fr_article3, trans)
self.assertNotIn(en_article3, trans)
self.assertNotIn(fr_article3, index)
def test_watchers(self):
# Test if file changes are correctly detected
# Make sure to handle not getting any files correctly.
dirname = os.path.join(os.path.dirname(__file__), 'content')
folder_watcher = utils.folder_watcher(dirname, ['rst'])
path = os.path.join(dirname, 'article_with_metadata.rst')
file_watcher = utils.file_watcher(path)
# first check returns True
self.assertEqual(next(folder_watcher), True)
self.assertEqual(next(file_watcher), True)
# next check without modification returns False
self.assertEqual(next(folder_watcher), False)
self.assertEqual(next(file_watcher), False)
# after modification, returns True
t = time.time()
os.utime(path, (t, t))
self.assertEqual(next(folder_watcher), True)
self.assertEqual(next(file_watcher), True)
# file watcher with None or empty path should return None
self.assertEqual(next(utils.file_watcher('')), None)
self.assertEqual(next(utils.file_watcher(None)), None)
empty_path = os.path.join(os.path.dirname(__file__), 'empty')
try:
os.mkdir(empty_path)
os.mkdir(os.path.join(empty_path, "empty_folder"))
shutil.copy(__file__, empty_path)
# if no files of interest, returns None
watcher = utils.folder_watcher(empty_path, ['rst'])
self.assertEqual(next(watcher), None)
except OSError:
self.fail("OSError Exception in test_files_changed test")
finally:
shutil.rmtree(empty_path, True)
def test_clean_output_dir(self):
test_directory = os.path.join(os.path.dirname(__file__),
'clean_output')
content = os.path.join(os.path.dirname(__file__), 'content')
shutil.copytree(content, test_directory)
utils.clean_output_dir(test_directory)
self.assertTrue(os.path.isdir(test_directory))
self.assertListEqual([], os.listdir(test_directory))
shutil.rmtree(test_directory)
def test_clean_output_dir_not_there(self):
test_directory = os.path.join(os.path.dirname(__file__),
'does_not_exist')
utils.clean_output_dir(test_directory)
self.assertTrue(not os.path.exists(test_directory))
def test_clean_output_dir_is_file(self):
test_directory = os.path.join(os.path.dirname(__file__),
'this_is_a_file')
f = open(test_directory, 'w')
f.write('')
f.close()
utils.clean_output_dir(test_directory)
self.assertTrue(not os.path.exists(test_directory))
def test_strftime(self):
d = datetime.date(2012, 8, 29)
# simple formatting
self.assertEqual(utils.strftime(d, '%d/%m/%y'), '29/08/12')
self.assertEqual(utils.strftime(d, '%d/%m/%Y'), '29/08/2012')
# % escaped
self.assertEqual(utils.strftime(d, '%d%%%m%%%y'), '29%08%12')
self.assertEqual(utils.strftime(d, '%d %% %m %% %y'), '29 % 08 % 12')
# not valid % formatter
self.assertEqual(utils.strftime(d, '10% reduction in %Y'),
'10% reduction in 2012')
self.assertEqual(utils.strftime(d, '%10 reduction in %Y'),
'%10 reduction in 2012')
# with text
self.assertEqual(utils.strftime(d, 'Published in %d-%m-%Y'),
'Published in 29-08-2012')
# with non-ascii text
self.assertEqual(utils.strftime(d, '%d/%m/%Y Øl trinken beim Besäufnis'),
'29/08/2012 Øl trinken beim Besäufnis')
# test the output of utils.strftime in a different locale
# Turkish locale
@unittest.skipUnless(locale_available('tr_TR.UTF-8') or
locale_available('Turkish'),
'Turkish locale needed')
def test_strftime_locale_dependent_turkish(self):
# store current locale
old_locale = locale.setlocale(locale.LC_TIME)
if platform == 'win32':
locale.setlocale(locale.LC_TIME, str('Turkish'))
else:
locale.setlocale(locale.LC_TIME, str('tr_TR.UTF-8'))
d = datetime.date(2012, 8, 29)
# simple
self.assertEqual(utils.strftime(d, '%d %B %Y'), '29 Ağustos 2012')
self.assertEqual(utils.strftime(d, '%A, %d %B %Y'),
'Çarşamba, 29 Ağustos 2012')
# with text
self.assertEqual(utils.strftime(d, 'Yayınlanma tarihi: %A, %d %B %Y'),
'Yayınlanma tarihi: Çarşamba, 29 Ağustos 2012')
# non-ascii format candidate (someone might pass it... for some reason)
self.assertEqual(utils.strftime(d, '%Y yılında %üretim artışı'),
'2012 yılında %üretim artışı')
# restore locale back
locale.setlocale(locale.LC_TIME, old_locale)
# test the output of utils.strftime in a different locale
# French locale
@unittest.skipUnless(locale_available('fr_FR.UTF-8') or
locale_available('French'),
'French locale needed')
def test_strftime_locale_dependent_french(self):
# store current locale
old_locale = locale.setlocale(locale.LC_TIME)
if platform == 'win32':
locale.setlocale(locale.LC_TIME, str('French'))
else:
locale.setlocale(locale.LC_TIME, str('fr_FR.UTF-8'))
d = datetime.date(2012, 8, 29)
# simple
self.assertEqual(utils.strftime(d, '%d %B %Y'), '29 août 2012')
# depending on OS, the first letter is m or M
self.assertTrue(utils.strftime(d, '%A') in ('mercredi', 'Mercredi'))
# with text
self.assertEqual(utils.strftime(d, 'Écrit le %d %B %Y'),
'Écrit le 29 août 2012')
# non-ascii format candidate (someone might pass it... for some reason)
self.assertEqual(utils.strftime(d, '%écrits en %Y'),
'%écrits en 2012')
# restore locale back
locale.setlocale(locale.LC_TIME, old_locale)