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from django.template.defaultfilters import truncatewords
from django.test import SimpleTestCase
from django.utils.safestring import mark_safe
from ..utils import setup
class TruncatewordsTests(SimpleTestCase):
@setup({
'truncatewords01': '{% autoescape off %}{{ a|truncatewords:"2" }} {{ b|truncatewords:"2"}}{% endautoescape %}'
})
def test_truncatewords01(self):
output = self.engine.render_to_string(
'truncatewords01', {'a': 'alpha & bravo', 'b': mark_safe('alpha & bravo')}
)
self.assertEqual(output, 'alpha & ... alpha & ...')
@setup({'truncatewords02': '{{ a|truncatewords:"2" }} {{ b|truncatewords:"2"}}'})
def test_truncatewords02(self):
output = self.engine.render_to_string(
'truncatewords02', {'a': 'alpha & bravo', 'b': mark_safe('alpha & bravo')}
)
self.assertEqual(output, 'alpha & ... alpha & ...')
class FunctionTests(SimpleTestCase):
def test_truncate(self):
self.assertEqual(truncatewords('A sentence with a few words in it', 1), 'A ...')
def test_truncate2(self):
self.assertEqual(
truncatewords('A sentence with a few words in it', 5),
'A sentence with a few ...',
)
def test_overtruncate(self):
self.assertEqual(
truncatewords('A sentence with a few words in it', 100),
'A sentence with a few words in it',
)
def test_invalid_number(self):
self.assertEqual(
truncatewords('A sentence with a few words in it', 'not a number'),
'A sentence with a few words in it',
)
def test_non_string_input(self):
self.assertEqual(truncatewords(123, 2), '123')
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