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Code Issues 32 Releases Wiki Activity

Fixed #5025 -- Add a "truncatechars" template filter. Many thanks to Chris Beaven.

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@16542 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Jannis Leidel
2011-07-14 13:47:10 +00:00
parent 12b7c2a702
commit 3b77458371
7 changed files with 281 additions and 86 deletions
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61
tests/regressiontests/utils/text.py
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@@ -1,10 +1,69 @@
# -*- coding: utf-8 -*-
import unittest
from django.utils import text
class TestUtilsText(unittest.TestCase):
def test_truncate_chars(self):
truncator = text.Truncator(
u'The quick brown fox jumped over the lazy dog.'
)
self.assertEqual(u'The quick brown fox jumped over the lazy dog.',
truncator.chars(100)),
self.assertEqual(u'The quick brown fox ...',
truncator.chars(23)),
self.assertEqual(u'The quick brown fo.....',
truncator.chars(23, '.....')),
# Ensure that we normalize our unicode data first
nfc = text.Truncator(u'o\xfco\xfco\xfco\xfc')
nfd = text.Truncator(u'ou\u0308ou\u0308ou\u0308ou\u0308')
self.assertEqual(u'oüoüoüoü', nfc.chars(8))
self.assertEqual(u'oüoüoüoü', nfd.chars(8))
self.assertEqual(u'oü...', nfc.chars(5))
self.assertEqual(u'oü...', nfd.chars(5))
# Ensure the final length is calculated correctly when there are
# combining characters with no precomposed form, and that combining
# characters are not split up.
truncator = text.Truncator(u'-B\u030AB\u030A----8')
self.assertEqual(u'-B\u030A...', truncator.chars(5))
self.assertEqual(u'-B\u030AB\u030A-...', truncator.chars(7))
self.assertEqual(u'-B\u030AB\u030A----8', truncator.chars(8))
# Ensure the length of the end text is correctly calculated when it
# contains combining characters with no precomposed form.
truncator = text.Truncator(u'-----')
self.assertEqual(u'---B\u030A', truncator.chars(4, u'B\u030A'))
self.assertEqual(u'-----', truncator.chars(5, u'B\u030A'))
# Make a best effort to shorten to the desired length, but requesting
# a length shorter than the ellipsis shouldn't break
self.assertEqual(u'...', text.Truncator(u'asdf').chars(1))
def test_truncate_words(self):
truncator = text.Truncator(u'The quick brown fox jumped over the lazy '
'dog.')
self.assertEqual(u'The quick brown fox jumped over the lazy dog.',
truncator.words(10))
self.assertEqual(u'The quick brown fox...', truncator.words(4))
self.assertEqual(u'The quick brown fox[snip]',
truncator.words(4, '[snip]'))
def test_truncate_html_words(self):
truncator = text.Truncator('<p><strong><em>The quick brown fox jumped '
'over the lazy dog.</em></strong></p>')
self.assertEqual(u'<p><strong><em>The quick brown fox jumped over the '
'lazy dog.</em></strong></p>', truncator.words(10, html=True))
self.assertEqual(u'<p><strong><em>The quick brown fox...</em>'
'</strong></p>', truncator.words(4, html=True))
self.assertEqual(u'<p><strong><em>The quick brown fox....</em>'
'</strong></p>', truncator.words(4, '....', html=True))
self.assertEqual(u'<p><strong><em>The quick brown fox</em></strong>'
'</p>', truncator.words(4, '', html=True))
def test_old_truncate_words(self):
self.assertEqual(u'The quick brown fox jumped over the lazy dog.',
text.truncate_words(u'The quick brown fox jumped over the lazy dog.', 10))
self.assertEqual(u'The quick brown fox ...',
@@ -12,7 +71,7 @@ class TestUtilsText(unittest.TestCase):
self.assertEqual(u'The quick brown fox ....',
text.truncate_words('The quick brown fox jumped over the lazy dog.', 4, '....'))
def test_truncate_html_words(self):
def test_old_truncate_html_words(self):
self.assertEqual(u'<p><strong><em>The quick brown fox jumped over the lazy dog.</em></strong></p>',
text.truncate_html_words('<p><strong><em>The quick brown fox jumped over the lazy dog.</em></strong></p>', 10))
self.assertEqual(u'<p><strong><em>The quick brown fox ...</em></strong></p>',