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from datetime import date
from django.template import TemplateSyntaxError
from django.test import SimpleTestCase
from ..utils import setup
class RegroupTagTests(SimpleTestCase):
@setup({'regroup01': ''
'{% regroup data by bar as grouped %}'
'{% for group in grouped %}'
'{{ group.grouper }}:'
'{% for item in group.list %}'
'{{ item.foo }}'
'{% endfor %},'
'{% endfor %}'})
def test_regroup01(self):
output = self.engine.render_to_string('regroup01', {
'data': [{'foo': 'c', 'bar': 1},
{'foo': 'd', 'bar': 1},
{'foo': 'a', 'bar': 2},
{'foo': 'b', 'bar': 2},
{'foo': 'x', 'bar': 3}],
})
self.assertEqual(output, '1:cd,2:ab,3:x,')
@setup({'regroup02': ''
'{% regroup data by bar as grouped %}'
'{% for group in grouped %}'
'{{ group.grouper }}:'
'{% for item in group.list %}'
'{{ item.foo }}'
'{% endfor %}'
'{% endfor %}'})
def test_regroup02(self):
"""
Test for silent failure when target variable isn't found
"""
output = self.engine.render_to_string('regroup02', {})
self.assertEqual(output, '')
@setup({'regroup03': ''
'{% regroup data by at|date:"m" as grouped %}'
'{% for group in grouped %}'
'{{ group.grouper }}:'
'{% for item in group.list %}'
'{{ item.at|date:"d" }}'
'{% endfor %},'
'{% endfor %}'})
def test_regroup03(self):
"""
Regression tests for #17675
The date template filter has expects_localtime = True
"""
output = self.engine.render_to_string('regroup03', {
'data': [{'at': date(2012, 2, 14)},
{'at': date(2012, 2, 28)},
{'at': date(2012, 7, 4)}],
})
self.assertEqual(output, '02:1428,07:04,')
@setup({'regroup04': ''
'{% regroup data by bar|join:"" as grouped %}'
'{% for group in grouped %}'
'{{ group.grouper }}:'
'{% for item in group.list %}'
'{{ item.foo|first }}'
'{% endfor %},'
'{% endfor %}'})
def test_regroup04(self):
"""
The join template filter has needs_autoescape = True
"""
output = self.engine.render_to_string('regroup04', {
'data': [{'foo': 'x', 'bar': ['ab', 'c']},
{'foo': 'y', 'bar': ['a', 'bc']},
{'foo': 'z', 'bar': ['a', 'd']}],
})
self.assertEqual(output, 'abc:xy,ad:z,')
# Test syntax errors
@setup({'regroup05': '{% regroup data by bar as %}'})
def test_regroup05(self):
with self.assertRaises(TemplateSyntaxError):
self.engine.get_template('regroup05')
@setup({'regroup06': '{% regroup data by bar thisaintright grouped %}'})
def test_regroup06(self):
with self.assertRaises(TemplateSyntaxError):
self.engine.get_template('regroup06')
@setup({'regroup07': '{% regroup data thisaintright bar as grouped %}'})
def test_regroup07(self):
with self.assertRaises(TemplateSyntaxError):
self.engine.get_template('regroup07')
@setup({'regroup08': '{% regroup data by bar as grouped toomanyargs %}'})
def test_regroup08(self):
with self.assertRaises(TemplateSyntaxError):
self.engine.get_template('regroup08')
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