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Code Issues 25 Releases Wiki Activity

Refs #23913 -- Removed support for a single equals sign in {% if %} tag.

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Per deprecation timeline.
This commit is contained in:
Tim Graham 2015-09-05 12:20:05 -04:00
parent 9af3c6b9ce
commit 2ccfac1a65
2 changed files with 7 additions and 56 deletions
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13
django/template/smartif.py
View File

@ -1,17 +1,13 @@
"""
Parser and utilities for the smart 'if' tag
"""
import warnings
from django.utils.deprecation import RemovedInDjango110Warning
# Using a simple top down parser, as described here:
# http://effbot.org/zone/simple-top-down-parsing.htm.
# 'led' = left denotation
# 'nud' = null denotation
# 'bp' = binding power (left = lbp, right = rbp)
class TokenBase(object):
"""
Base class for operators and literals, mainly for debugging and for throwing
@ -102,8 +98,6 @@ OPERATORS = {
'not': prefix(8, lambda context, x: not x.eval(context)),
'in': infix(9, lambda context, x, y: x.eval(context) in y.eval(context)),
'not in': infix(9, lambda context, x, y: x.eval(context) not in y.eval(context)),
# This should be removed in Django 1.10:
'=': infix(10, lambda context, x, y: x.eval(context) == y.eval(context)),
'==': infix(10, lambda context, x, y: x.eval(context) == y.eval(context)),
'!=': infix(10, lambda context, x, y: x.eval(context) != y.eval(context)),
'>': infix(10, lambda context, x, y: x.eval(context) > y.eval(context)),
@ -178,11 +172,6 @@ class IfParser(object):
except (KeyError, TypeError):
return self.create_var(token)
else:
if token == '=':
warnings.warn(
"Operator '=' is deprecated and will be removed in Django 1.10. Use '==' instead.",
RemovedInDjango110Warning, stacklevel=2
)
return op()
def next_token(self):

50
tests/template_tests/syntax_tests/test_if.py
View File

@ -1,9 +1,5 @@
import warnings
from django.template import TemplateSyntaxError
from django.test import SimpleTestCase, ignore_warnings
from django.test.utils import reset_warning_registry
from django.utils.deprecation import RemovedInDjango110Warning
from django.test import SimpleTestCase
from ..utils import TestObj, setup
@ -526,42 +522,8 @@ class IfTagTests(SimpleTestCase):
output = self.engine.render_to_string('if-tag-badarg04')
self.assertEqual(output, 'no')
@setup({'if-tag-eq-deprecated': '{% if foo = bar %}yes{% else %}no{% endif %}'},
test_once=True)
def test_if_tag_eq_deprecated(self):
reset_warning_registry()
with warnings.catch_warnings(record=True) as warns:
warnings.simplefilter('always')
output = self.engine.render_to_string('if-tag-eq-deprecated')
self.assertEqual(output, 'yes')
self.assertEqual(len(warns), 1)
self.assertEqual(
str(warns[0].message),
"Operator '=' is deprecated and will be removed in Django 1.10. "
"Use '==' instead."
)
@ignore_warnings(category=RemovedInDjango110Warning)
class TestEqualitySingleEqualsSign(SimpleTestCase):
# The following tests should be changed to template.TemplateSyntaxError
# (or simply removed) when the deprecation path ends in Django 1.10.
@setup({'if-tag-eq01': '{% if foo = bar %}yes{% else %}no{% endif %}'})
def test_if_tag_eq01(self):
output = self.engine.render_to_string('if-tag-eq01', {'foo': 1})
self.assertEqual(output, 'no')
@setup({'if-tag-eq02': '{% if foo = bar %}yes{% else %}no{% endif %}'})
def test_if_tag_eq02(self):
output = self.engine.render_to_string('if-tag-eq02', {'foo': 1, 'bar': 1})
self.assertEqual(output, 'yes')
@setup({'if-tag-eq03': '{% if foo = bar %}yes{% else %}no{% endif %}'})
def test_if_tag_eq03(self):
output = self.engine.render_to_string('if-tag-eq03', {'foo': 1, 'bar': 2})
self.assertEqual(output, 'no')
@setup({'if-tag-eq04': '{% if foo == \'\' %}yes{% else %}no{% endif %}'})
def test_if_tag_eq04(self):
output = self.engine.render_to_string('if-tag-eq04')
self.assertEqual(output, 'no')
@setup({'if-tag-single-eq': '{% if foo = bar %}yes{% else %}no{% endif %}'})
def test_if_tag_single_eq(self):
# A single equals sign is a syntax error.
with self.assertRaises(TemplateSyntaxError):
self.engine.render_to_string('if-tag-single-eq', {'foo': 1})