# -*- coding: utf-8 -*-
from django.conf import settings
if __name__ == '__main__':
# When running this file in isolation, we need to set up the configuration
# before importing 'template'.
settings.configure()
from django import template
from django.template import loader
from django.utils.translation import activate, deactivate, install
from django.utils.tzinfo import LocalTimezone
from datetime import datetime, timedelta
import unittest
#################################
# Custom template tag for tests #
#################################
register = template.Library()
class EchoNode(template.Node):
def __init__(self, contents):
self.contents = contents
def render(self, context):
return " ".join(self.contents)
def do_echo(parser, token):
return EchoNode(token.contents.split()[1:])
register.tag("echo", do_echo)
template.libraries['django.templatetags.testtags'] = register
#####################################
# Helper objects for template tests #
#####################################
class SomeException(Exception):
silent_variable_failure = True
class SomeOtherException(Exception):
pass
class SomeClass:
def __init__(self):
self.otherclass = OtherClass()
def method(self):
return "SomeClass.method"
def method2(self, o):
return o
def method3(self):
raise SomeException
def method4(self):
raise SomeOtherException
class OtherClass:
def method(self):
return "OtherClass.method"
class UnicodeInStrClass:
"Class whose __str__ returns a Unicode object."
def __str__(self):
return u'ŠĐĆŽćžšđ'
class Templates(unittest.TestCase):
def test_templates(self):
# NOW and NOW_tz are used by timesince tag tests.
NOW = datetime.now()
NOW_tz = datetime.now(LocalTimezone(datetime.now()))
# SYNTAX --
# 'template_name': ('template contents', 'context dict', 'expected string output' or Exception class)
TEMPLATE_TESTS = {
### BASIC SYNTAX ##########################################################
# Plain text should go through the template parser untouched
'basic-syntax01': ("something cool", {}, "something cool"),
# Variables should be replaced with their value in the current context
'basic-syntax02': ("{{ headline }}", {'headline':'Success'}, "Success"),
# More than one replacement variable is allowed in a template
'basic-syntax03': ("{{ first }} --- {{ second }}", {"first" : 1, "second" : 2}, "1 --- 2"),
# Fail silently when a variable is not found in the current context
'basic-syntax04': ("as{{ missing }}df", {}, ("asdf","asINVALIDdf")),
# A variable may not contain more than one word
'basic-syntax06': ("{{ multi word variable }}", {}, template.TemplateSyntaxError),
# Raise TemplateSyntaxError for empty variable tags
'basic-syntax07': ("{{ }}", {}, template.TemplateSyntaxError),
'basic-syntax08': ("{{ }}", {}, template.TemplateSyntaxError),
# Attribute syntax allows a template to call an object's attribute
'basic-syntax09': ("{{ var.method }}", {"var": SomeClass()}, "SomeClass.method"),
# Multiple levels of attribute access are allowed
'basic-syntax10': ("{{ var.otherclass.method }}", {"var": SomeClass()}, "OtherClass.method"),
# Fail silently when a variable's attribute isn't found
'basic-syntax11': ("{{ var.blech }}", {"var": SomeClass()}, ("","INVALID")),
# Raise TemplateSyntaxError when trying to access a variable beginning with an underscore
'basic-syntax12': ("{{ var.__dict__ }}", {"var": SomeClass()}, template.TemplateSyntaxError),
# Raise TemplateSyntaxError when trying to access a variable containing an illegal character
'basic-syntax13': ("{{ va>r }}", {}, template.TemplateSyntaxError),
'basic-syntax14': ("{{ (var.r) }}", {}, template.TemplateSyntaxError),
'basic-syntax15': ("{{ sp%am }}", {}, template.TemplateSyntaxError),
'basic-syntax16': ("{{ eggs! }}", {}, template.TemplateSyntaxError),
'basic-syntax17': ("{{ moo? }}", {}, template.TemplateSyntaxError),
# Attribute syntax allows a template to call a dictionary key's value
'basic-syntax18': ("{{ foo.bar }}", {"foo" : {"bar" : "baz"}}, "baz"),
# Fail silently when a variable's dictionary key isn't found
'basic-syntax19': ("{{ foo.spam }}", {"foo" : {"bar" : "baz"}}, ("","INVALID")),
# Fail silently when accessing a non-simple method
'basic-syntax20': ("{{ var.method2 }}", {"var": SomeClass()}, ("","INVALID")),
# List-index syntax allows a template to access a certain item of a subscriptable object.
'list-index01': ("{{ var.1 }}", {"var": ["first item", "second item"]}, "second item"),
# Fail silently when the list index is out of range.
'list-index02': ("{{ var.5 }}", {"var": ["first item", "second item"]}, ("", "INVALID")),
# Fail silently when the variable is not a subscriptable object.
'list-index03': ("{{ var.1 }}", {"var": None}, ("", "INVALID")),
# Fail silently when variable is a dict without the specified key.
'list-index04': ("{{ var.1 }}", {"var": {}}, ("", "INVALID")),
# Dictionary lookup wins out when dict's key is a string.
'list-index05': ("{{ var.1 }}", {"var": {'1': "hello"}}, "hello"),
# But list-index lookup wins out when dict's key is an int, which
# behind the scenes is really a dictionary lookup (for a dict)
# after converting the key to an int.
'list-index06': ("{{ var.1 }}", {"var": {1: "hello"}}, "hello"),
# Dictionary lookup wins out when there is a string and int version of the key.
'list-index07': ("{{ var.1 }}", {"var": {'1': "hello", 1: "world"}}, "hello"),
# Basic filter usage
'basic-syntax21': ("{{ var|upper }}", {"var": "Django is the greatest!"}, "DJANGO IS THE GREATEST!"),
# Chained filters
'basic-syntax22': ("{{ var|upper|lower }}", {"var": "Django is the greatest!"}, "django is the greatest!"),
# Raise TemplateSyntaxError for space between a variable and filter pipe
'basic-syntax23': ("{{ var |upper }}", {}, template.TemplateSyntaxError),
# Raise TemplateSyntaxError for space after a filter pipe
'basic-syntax24': ("{{ var| upper }}", {}, template.TemplateSyntaxError),
# Raise TemplateSyntaxError for a nonexistent filter
'basic-syntax25': ("{{ var|does_not_exist }}", {}, template.TemplateSyntaxError),
# Raise TemplateSyntaxError when trying to access a filter containing an illegal character
'basic-syntax26': ("{{ var|fil(ter) }}", {}, template.TemplateSyntaxError),
# Raise TemplateSyntaxError for invalid block tags
'basic-syntax27': ("{% nothing_to_see_here %}", {}, template.TemplateSyntaxError),
# Raise TemplateSyntaxError for empty block tags
'basic-syntax28': ("{% %}", {}, template.TemplateSyntaxError),
# Chained filters, with an argument to the first one
'basic-syntax29': ('{{ var|removetags:"b i"|upper|lower }}', {"var": "Yes"}, "yes"),
# Escaped string as argument
'basic-syntax30': (r'{{ var|default_if_none:" endquote\" hah" }}', {"var": None}, ' endquote" hah'),
# Variable as argument
'basic-syntax31': (r'{{ var|default_if_none:var2 }}', {"var": None, "var2": "happy"}, 'happy'),
# Default argument testing
'basic-syntax32': (r'{{ var|yesno:"yup,nup,mup" }} {{ var|yesno }}', {"var": True}, 'yup yes'),
# Fail silently for methods that raise an exception with a "silent_variable_failure" attribute
'basic-syntax33': (r'1{{ var.method3 }}2', {"var": SomeClass()}, ("12", "1INVALID2")),
# In methods that raise an exception without a "silent_variable_attribute" set to True,
# the exception propagates
'basic-syntax34': (r'1{{ var.method4 }}2', {"var": SomeClass()}, SomeOtherException),
# Escaped backslash in argument
'basic-syntax35': (r'{{ var|default_if_none:"foo\bar" }}', {"var": None}, r'foo\bar'),
# Escaped backslash using known escape char
'basic-syntax35': (r'{{ var|default_if_none:"foo\now" }}', {"var": None}, r'foo\now'),
# Empty strings can be passed as arguments to filters
'basic-syntax36': (r'{{ var|join:"" }}', {'var': ['a', 'b', 'c']}, 'abc'),
# If a variable has a __str__() that returns a Unicode object, the value
# will be converted to a bytestring.
'basic-syntax37': (r'{{ var }}', {'var': UnicodeInStrClass()}, '\xc5\xa0\xc4\x90\xc4\x86\xc5\xbd\xc4\x87\xc5\xbe\xc5\xa1\xc4\x91'),
### COMMENT SYNTAX ########################################################
'comment-syntax01': ("{# this is hidden #}hello", {}, "hello"),
'comment-syntax02': ("{# this is hidden #}hello{# foo #}", {}, "hello"),
# Comments can contain invalid stuff.
'comment-syntax03': ("foo{# {% if %} #}", {}, "foo"),
'comment-syntax04': ("foo{# {% endblock %} #}", {}, "foo"),
'comment-syntax05': ("foo{# {% somerandomtag %} #}", {}, "foo"),
'comment-syntax06': ("foo{# {% #}", {}, "foo"),
'comment-syntax07': ("foo{# %} #}", {}, "foo"),
'comment-syntax08': ("foo{# %} #}bar", {}, "foobar"),
'comment-syntax09': ("foo{# {{ #}", {}, "foo"),
'comment-syntax10': ("foo{# }} #}", {}, "foo"),
'comment-syntax11': ("foo{# { #}", {}, "foo"),
'comment-syntax12': ("foo{# } #}", {}, "foo"),
### COMMENT TAG ###########################################################
'comment-tag01': ("{% comment %}this is hidden{% endcomment %}hello", {}, "hello"),
'comment-tag02': ("{% comment %}this is hidden{% endcomment %}hello{% comment %}foo{% endcomment %}", {}, "hello"),
# Comment tag can contain invalid stuff.
'comment-tag03': ("foo{% comment %} {% if %} {% endcomment %}", {}, "foo"),
'comment-tag04': ("foo{% comment %} {% endblock %} {% endcomment %}", {}, "foo"),
'comment-tag05': ("foo{% comment %} {% somerandomtag %} {% endcomment %}", {}, "foo"),
### CYCLE TAG #############################################################
'cycle01': ('{% cycle a %}', {}, template.TemplateSyntaxError),
'cycle02': ('{% cycle a,b,c as abc %}{% cycle abc %}', {}, 'ab'),
'cycle03': ('{% cycle a,b,c as abc %}{% cycle abc %}{% cycle abc %}', {}, 'abc'),
'cycle04': ('{% cycle a,b,c as abc %}{% cycle abc %}{% cycle abc %}{% cycle abc %}', {}, 'abca'),
'cycle05': ('{% cycle %}', {}, template.TemplateSyntaxError),
'cycle06': ('{% cycle a %}', {}, template.TemplateSyntaxError),
'cycle07': ('{% cycle a,b,c as foo %}{% cycle bar %}', {}, template.TemplateSyntaxError),
'cycle08': ('{% cycle a,b,c as foo %}{% cycle foo %}{{ foo }}{{ foo }}{% cycle foo %}{{ foo }}', {}, 'abbbcc'),
### EXCEPTIONS ############################################################
# Raise exception for invalid template name
'exception01': ("{% extends 'nonexistent' %}", {}, template.TemplateSyntaxError),
# Raise exception for invalid template name (in variable)
'exception02': ("{% extends nonexistent %}", {}, template.TemplateSyntaxError),
# Raise exception for extra {% extends %} tags
'exception03': ("{% extends 'inheritance01' %}{% block first %}2{% endblock %}{% extends 'inheritance16' %}", {}, template.TemplateSyntaxError),
# Raise exception for custom tags used in child with {% load %} tag in parent, not in child
'exception04': ("{% extends 'inheritance17' %}{% block first %}{% echo 400 %}5678{% endblock %}", {}, template.TemplateSyntaxError),
### FILTER TAG ############################################################
'filter01': ('{% filter upper %}{% endfilter %}', {}, ''),
'filter02': ('{% filter upper %}django{% endfilter %}', {}, 'DJANGO'),
'filter03': ('{% filter upper|lower %}django{% endfilter %}', {}, 'django'),
### FIRSTOF TAG ###########################################################
'firstof01': ('{% firstof a b c %}', {'a':0,'b':0,'c':0}, ''),
'firstof02': ('{% firstof a b c %}', {'a':1,'b':0,'c':0}, '1'),
'firstof03': ('{% firstof a b c %}', {'a':0,'b':2,'c':0}, '2'),
'firstof04': ('{% firstof a b c %}', {'a':0,'b':0,'c':3}, '3'),
'firstof05': ('{% firstof a b c %}', {'a':1,'b':2,'c':3}, '1'),
'firstof06': ('{% firstof %}', {}, template.TemplateSyntaxError),
### FOR TAG ###############################################################
'for-tag01': ("{% for val in values %}{{ val }}{% endfor %}", {"values": [1, 2, 3]}, "123"),
'for-tag02': ("{% for val in values reversed %}{{ val }}{% endfor %}", {"values": [1, 2, 3]}, "321"),
'for-tag-vars01': ("{% for val in values %}{{ forloop.counter }}{% endfor %}", {"values": [6, 6, 6]}, "123"),
'for-tag-vars02': ("{% for val in values %}{{ forloop.counter0 }}{% endfor %}", {"values": [6, 6, 6]}, "012"),
'for-tag-vars03': ("{% for val in values %}{{ forloop.revcounter }}{% endfor %}", {"values": [6, 6, 6]}, "321"),
'for-tag-vars04': ("{% for val in values %}{{ forloop.revcounter0 }}{% endfor %}", {"values": [6, 6, 6]}, "210"),
### IF TAG ################################################################
'if-tag01': ("{% if foo %}yes{% else %}no{% endif %}", {"foo": True}, "yes"),
'if-tag02': ("{% if foo %}yes{% else %}no{% endif %}", {"foo": False}, "no"),
'if-tag03': ("{% if foo %}yes{% else %}no{% endif %}", {}, "no"),
# AND
'if-tag-and01': ("{% if foo and bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': True}, 'yes'),
'if-tag-and02': ("{% if foo and bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': False}, 'no'),
'if-tag-and03': ("{% if foo and bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': True}, 'no'),
'if-tag-and04': ("{% if foo and bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, 'no'),
'if-tag-and05': ("{% if foo and bar %}yes{% else %}no{% endif %}", {'foo': False}, 'no'),
'if-tag-and06': ("{% if foo and bar %}yes{% else %}no{% endif %}", {'bar': False}, 'no'),
'if-tag-and07': ("{% if foo and bar %}yes{% else %}no{% endif %}", {'foo': True}, 'no'),
'if-tag-and08': ("{% if foo and bar %}yes{% else %}no{% endif %}", {'bar': True}, 'no'),
# OR
'if-tag-or01': ("{% if foo or bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': True}, 'yes'),
'if-tag-or02': ("{% if foo or bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': False}, 'yes'),
'if-tag-or03': ("{% if foo or bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': True}, 'yes'),
'if-tag-or04': ("{% if foo or bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, 'no'),
'if-tag-or05': ("{% if foo or bar %}yes{% else %}no{% endif %}", {'foo': False}, 'no'),
'if-tag-or06': ("{% if foo or bar %}yes{% else %}no{% endif %}", {'bar': False}, 'no'),
'if-tag-or07': ("{% if foo or bar %}yes{% else %}no{% endif %}", {'foo': True}, 'yes'),
'if-tag-or08': ("{% if foo or bar %}yes{% else %}no{% endif %}", {'bar': True}, 'yes'),
# TODO: multiple ORs
# NOT
'if-tag-not01': ("{% if not foo %}no{% else %}yes{% endif %}", {'foo': True}, 'yes'),
'if-tag-not02': ("{% if not %}yes{% else %}no{% endif %}", {'foo': True}, 'no'),
'if-tag-not03': ("{% if not %}yes{% else %}no{% endif %}", {'not': True}, 'yes'),
'if-tag-not04': ("{% if not not %}no{% else %}yes{% endif %}", {'not': True}, 'yes'),
'if-tag-not05': ("{% if not not %}no{% else %}yes{% endif %}", {}, 'no'),
'if-tag-not06': ("{% if foo and not bar %}yes{% else %}no{% endif %}", {}, 'no'),
'if-tag-not07': ("{% if foo and not bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': True}, 'no'),
'if-tag-not08': ("{% if foo and not bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': False}, 'yes'),
'if-tag-not09': ("{% if foo and not bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': True}, 'no'),
'if-tag-not10': ("{% if foo and not bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, 'no'),
'if-tag-not11': ("{% if not foo and bar %}yes{% else %}no{% endif %}", {}, 'no'),
'if-tag-not12': ("{% if not foo and bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': True}, 'no'),
'if-tag-not13': ("{% if not foo and bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': False}, 'no'),
'if-tag-not14': ("{% if not foo and bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': True}, 'yes'),
'if-tag-not15': ("{% if not foo and bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, 'no'),
'if-tag-not16': ("{% if foo or not bar %}yes{% else %}no{% endif %}", {}, 'yes'),
'if-tag-not17': ("{% if foo or not bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': True}, 'yes'),
'if-tag-not18': ("{% if foo or not bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': False}, 'yes'),
'if-tag-not19': ("{% if foo or not bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': True}, 'no'),
'if-tag-not20': ("{% if foo or not bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, 'yes'),
'if-tag-not21': ("{% if not foo or bar %}yes{% else %}no{% endif %}", {}, 'yes'),
'if-tag-not22': ("{% if not foo or bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': True}, 'yes'),
'if-tag-not23': ("{% if not foo or bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': False}, 'no'),
'if-tag-not24': ("{% if not foo or bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': True}, 'yes'),
'if-tag-not25': ("{% if not foo or bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, 'yes'),
'if-tag-not26': ("{% if not foo and not bar %}yes{% else %}no{% endif %}", {}, 'yes'),
'if-tag-not27': ("{% if not foo and not bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': True}, 'no'),
'if-tag-not28': ("{% if not foo and not bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': False}, 'no'),
'if-tag-not29': ("{% if not foo and not bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': True}, 'no'),
'if-tag-not30': ("{% if not foo and not bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, 'yes'),
'if-tag-not31': ("{% if not foo or not bar %}yes{% else %}no{% endif %}", {}, 'yes'),
'if-tag-not32': ("{% if not foo or not bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': True}, 'no'),
'if-tag-not33': ("{% if not foo or not bar %}yes{% else %}no{% endif %}", {'foo': True, 'bar': False}, 'yes'),
'if-tag-not34': ("{% if not foo or not bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': True}, 'yes'),
'if-tag-not35': ("{% if not foo or not bar %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, 'yes'),
# AND and OR raises a TemplateSyntaxError
'if-tag-error01': ("{% if foo or bar and baz %}yes{% else %}no{% endif %}", {'foo': False, 'bar': False}, template.TemplateSyntaxError),
'if-tag-error02': ("{% if foo and %}yes{% else %}no{% endif %}", {'foo': True}, template.TemplateSyntaxError),
'if-tag-error03': ("{% if foo or %}yes{% else %}no{% endif %}", {'foo': True}, template.TemplateSyntaxError),
'if-tag-error04': ("{% if not foo and %}yes{% else %}no{% endif %}", {'foo': True}, template.TemplateSyntaxError),
'if-tag-error05': ("{% if not foo or %}yes{% else %}no{% endif %}", {'foo': True}, template.TemplateSyntaxError),
### IFCHANGED TAG #########################################################
'ifchanged01': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', { 'num': (1,2,3) }, '123'),
'ifchanged02': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', { 'num': (1,1,3) }, '13'),
'ifchanged03': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', { 'num': (1,1,1) }, '1'),
'ifchanged04': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', { 'num': (1, 2, 3), 'numx': (2, 2, 2)}, '122232'),
'ifchanged05': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', { 'num': (1, 1, 1), 'numx': (1, 2, 3)}, '1123123123'),
'ifchanged06': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', { 'num': (1, 1, 1), 'numx': (2, 2, 2)}, '1222'),
'ifchanged07': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% for y in numy %}{% ifchanged %}{{ y }}{% endifchanged %}{% endfor %}{% endfor %}{% endfor %}', { 'num': (1, 1, 1), 'numx': (2, 2, 2), 'numy': (3, 3, 3)}, '1233323332333'),
# Test one parameter given to ifchanged.
'ifchanged-param01': ('{% for n in num %}{% ifchanged n %}..{% endifchanged %}{{ n }}{% endfor %}', { 'num': (1,2,3) }, '..1..2..3'),
'ifchanged-param02': ('{% for n in num %}{% for x in numx %}{% ifchanged n %}..{% endifchanged %}{{ x }}{% endfor %}{% endfor %}', { 'num': (1,2,3), 'numx': (5,6,7) }, '..567..567..567'),
# Test multiple parameters to ifchanged.
'ifchanged-param03': ('{% for n in num %}{{ n }}{% for x in numx %}{% ifchanged x n %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', { 'num': (1,1,2), 'numx': (5,6,6) }, '156156256'),
# Test a date+hour like construct, where the hour of the last day
# is the same but the date had changed, so print the hour anyway.
'ifchanged-param04': ('{% for d in days %}{% ifchanged %}{{ d.day }}{% endifchanged %}{% for h in d.hours %}{% ifchanged d h %}{{ h }}{% endifchanged %}{% endfor %}{% endfor %}', {'days':[{'day':1, 'hours':[1,2,3]},{'day':2, 'hours':[3]},] }, '112323'),
# Logically the same as above, just written with explicit
# ifchanged for the day.
'ifchanged-param04': ('{% for d in days %}{% ifchanged d.day %}{{ d.day }}{% endifchanged %}{% for h in d.hours %}{% ifchanged d.day h %}{{ h }}{% endifchanged %}{% endfor %}{% endfor %}', {'days':[{'day':1, 'hours':[1,2,3]},{'day':2, 'hours':[3]},] }, '112323'),
### IFEQUAL TAG ###########################################################
'ifequal01': ("{% ifequal a b %}yes{% endifequal %}", {"a": 1, "b": 2}, ""),
'ifequal02': ("{% ifequal a b %}yes{% endifequal %}", {"a": 1, "b": 1}, "yes"),
'ifequal03': ("{% ifequal a b %}yes{% else %}no{% endifequal %}", {"a": 1, "b": 2}, "no"),
'ifequal04': ("{% ifequal a b %}yes{% else %}no{% endifequal %}", {"a": 1, "b": 1}, "yes"),
'ifequal05': ("{% ifequal a 'test' %}yes{% else %}no{% endifequal %}", {"a": "test"}, "yes"),
'ifequal06': ("{% ifequal a 'test' %}yes{% else %}no{% endifequal %}", {"a": "no"}, "no"),
'ifequal07': ('{% ifequal a "test" %}yes{% else %}no{% endifequal %}', {"a": "test"}, "yes"),
'ifequal08': ('{% ifequal a "test" %}yes{% else %}no{% endifequal %}', {"a": "no"}, "no"),
'ifequal09': ('{% ifequal a "test" %}yes{% else %}no{% endifequal %}', {}, "no"),
'ifequal10': ('{% ifequal a b %}yes{% else %}no{% endifequal %}', {}, "yes"),
# SMART SPLITTING
'ifequal-split01': ('{% ifequal a "test man" %}yes{% else %}no{% endifequal %}', {}, "no"),
'ifequal-split02': ('{% ifequal a "test man" %}yes{% else %}no{% endifequal %}', {'a': 'foo'}, "no"),
'ifequal-split03': ('{% ifequal a "test man" %}yes{% else %}no{% endifequal %}', {'a': 'test man'}, "yes"),
'ifequal-split04': ("{% ifequal a 'test man' %}yes{% else %}no{% endifequal %}", {'a': 'test man'}, "yes"),
'ifequal-split05': ("{% ifequal a 'i \"love\" you' %}yes{% else %}no{% endifequal %}", {'a': ''}, "no"),
'ifequal-split06': ("{% ifequal a 'i \"love\" you' %}yes{% else %}no{% endifequal %}", {'a': 'i "love" you'}, "yes"),
'ifequal-split07': ("{% ifequal a 'i \"love\" you' %}yes{% else %}no{% endifequal %}", {'a': 'i love you'}, "no"),
'ifequal-split08': (r"{% ifequal a 'I\'m happy' %}yes{% else %}no{% endifequal %}", {'a': "I'm happy"}, "yes"),
'ifequal-split09': (r"{% ifequal a 'slash\man' %}yes{% else %}no{% endifequal %}", {'a': r"slash\man"}, "yes"),
'ifequal-split10': (r"{% ifequal a 'slash\man' %}yes{% else %}no{% endifequal %}", {'a': r"slashman"}, "no"),
### IFNOTEQUAL TAG ########################################################
'ifnotequal01': ("{% ifnotequal a b %}yes{% endifnotequal %}", {"a": 1, "b": 2}, "yes"),
'ifnotequal02': ("{% ifnotequal a b %}yes{% endifnotequal %}", {"a": 1, "b": 1}, ""),
'ifnotequal03': ("{% ifnotequal a b %}yes{% else %}no{% endifnotequal %}", {"a": 1, "b": 2}, "yes"),
'ifnotequal04': ("{% ifnotequal a b %}yes{% else %}no{% endifnotequal %}", {"a": 1, "b": 1}, "no"),
### INCLUDE TAG ###########################################################
'include01': ('{% include "basic-syntax01" %}', {}, "something cool"),
'include02': ('{% include "basic-syntax02" %}', {'headline': 'Included'}, "Included"),
'include03': ('{% include template_name %}', {'template_name': 'basic-syntax02', 'headline': 'Included'}, "Included"),
'include04': ('a{% include "nonexistent" %}b', {}, "ab"),
### NAMED ENDBLOCKS #######################################################
# Basic test
'namedendblocks01': ("1{% block first %}_{% block second %}2{% endblock second %}_{% endblock first %}3", {}, '1_2_3'),
# Unbalanced blocks
'namedendblocks02': ("1{% block first %}_{% block second %}2{% endblock first %}_{% endblock second %}3", {}, template.TemplateSyntaxError),
'namedendblocks03': ("1{% block first %}_{% block second %}2{% endblock %}_{% endblock second %}3", {}, template.TemplateSyntaxError),
'namedendblocks04': ("1{% block first %}_{% block second %}2{% endblock second %}_{% endblock third %}3", {}, template.TemplateSyntaxError),
'namedendblocks05': ("1{% block first %}_{% block second %}2{% endblock first %}", {}, template.TemplateSyntaxError),
# Mixed named and unnamed endblocks
'namedendblocks06': ("1{% block first %}_{% block second %}2{% endblock %}_{% endblock first %}3", {}, '1_2_3'),
'namedendblocks07': ("1{% block first %}_{% block second %}2{% endblock second %}_{% endblock %}3", {}, '1_2_3'),
### INHERITANCE ###########################################################
# Standard template with no inheritance
'inheritance01': ("1{% block first %}_{% endblock %}3{% block second %}_{% endblock %}", {}, '1_3_'),
# Standard two-level inheritance
'inheritance02': ("{% extends 'inheritance01' %}{% block first %}2{% endblock %}{% block second %}4{% endblock %}", {}, '1234'),
# Three-level with no redefinitions on third level
'inheritance03': ("{% extends 'inheritance02' %}", {}, '1234'),
# Two-level with no redefinitions on second level
'inheritance04': ("{% extends 'inheritance01' %}", {}, '1_3_'),
# Two-level with double quotes instead of single quotes
'inheritance05': ('{% extends "inheritance02" %}', {}, '1234'),
# Three-level with variable parent-template name
'inheritance06': ("{% extends foo %}", {'foo': 'inheritance02'}, '1234'),
# Two-level with one block defined, one block not defined
'inheritance07': ("{% extends 'inheritance01' %}{% block second %}5{% endblock %}", {}, '1_35'),
# Three-level with one block defined on this level, two blocks defined next level
'inheritance08': ("{% extends 'inheritance02' %}{% block second %}5{% endblock %}", {}, '1235'),
# Three-level with second and third levels blank
'inheritance09': ("{% extends 'inheritance04' %}", {}, '1_3_'),
# Three-level with space NOT in a block -- should be ignored
'inheritance10': ("{% extends 'inheritance04' %} ", {}, '1_3_'),
# Three-level with both blocks defined on this level, but none on second level
'inheritance11': ("{% extends 'inheritance04' %}{% block first %}2{% endblock %}{% block second %}4{% endblock %}", {}, '1234'),
# Three-level with this level providing one and second level providing the other
'inheritance12': ("{% extends 'inheritance07' %}{% block first %}2{% endblock %}", {}, '1235'),
# Three-level with this level overriding second level
'inheritance13': ("{% extends 'inheritance02' %}{% block first %}a{% endblock %}{% block second %}b{% endblock %}", {}, '1a3b'),
# A block defined only in a child template shouldn't be displayed
'inheritance14': ("{% extends 'inheritance01' %}{% block newblock %}NO DISPLAY{% endblock %}", {}, '1_3_'),
# A block within another block
'inheritance15': ("{% extends 'inheritance01' %}{% block first %}2{% block inner %}inner{% endblock %}{% endblock %}", {}, '12inner3_'),
# A block within another block (level 2)
'inheritance16': ("{% extends 'inheritance15' %}{% block inner %}out{% endblock %}", {}, '12out3_'),
# {% load %} tag (parent -- setup for exception04)
'inheritance17': ("{% load testtags %}{% block first %}1234{% endblock %}", {}, '1234'),
# {% load %} tag (standard usage, without inheritance)
'inheritance18': ("{% load testtags %}{% echo this that theother %}5678", {}, 'this that theother5678'),
# {% load %} tag (within a child template)
'inheritance19': ("{% extends 'inheritance01' %}{% block first %}{% load testtags %}{% echo 400 %}5678{% endblock %}", {}, '140056783_'),
# Two-level inheritance with {{ block.super }}
'inheritance20': ("{% extends 'inheritance01' %}{% block first %}{{ block.super }}a{% endblock %}", {}, '1_a3_'),
# Three-level inheritance with {{ block.super }} from parent
'inheritance21': ("{% extends 'inheritance02' %}{% block first %}{{ block.super }}a{% endblock %}", {}, '12a34'),
# Three-level inheritance with {{ block.super }} from grandparent
'inheritance22': ("{% extends 'inheritance04' %}{% block first %}{{ block.super }}a{% endblock %}", {}, '1_a3_'),
# Three-level inheritance with {{ block.super }} from parent and grandparent
'inheritance23': ("{% extends 'inheritance20' %}{% block first %}{{ block.super }}b{% endblock %}", {}, '1_ab3_'),
# Inheritance from local context without use of template loader
'inheritance24': ("{% extends context_template %}{% block first %}2{% endblock %}{% block second %}4{% endblock %}", {'context_template': template.Template("1{% block first %}_{% endblock %}3{% block second %}_{% endblock %}")}, '1234'),
# Inheritance from local context with variable parent template
'inheritance25': ("{% extends context_template.1 %}{% block first %}2{% endblock %}{% block second %}4{% endblock %}", {'context_template': [template.Template("Wrong"), template.Template("1{% block first %}_{% endblock %}3{% block second %}_{% endblock %}")]}, '1234'),
### I18N ##################################################################
# {% spaceless %} tag
'spaceless01': ("{% spaceless %} text {% endspaceless %}", {}, " text "),
'spaceless02': ("{% spaceless %} \n text \n {% endspaceless %}", {}, " text "),
'spaceless03': ("{% spaceless %}text{% endspaceless %}", {}, "text"),
# simple translation of a string delimited by '
'i18n01': ("{% load i18n %}{% trans 'xxxyyyxxx' %}", {}, "xxxyyyxxx"),
# simple translation of a string delimited by "
'i18n02': ('{% load i18n %}{% trans "xxxyyyxxx" %}', {}, "xxxyyyxxx"),
# simple translation of a variable
'i18n03': ('{% load i18n %}{% blocktrans %}{{ anton }}{% endblocktrans %}', {'anton': 'xxxyyyxxx'}, "xxxyyyxxx"),
# simple translation of a variable and filter
'i18n04': ('{% load i18n %}{% blocktrans with anton|lower as berta %}{{ berta }}{% endblocktrans %}', {'anton': 'XXXYYYXXX'}, "xxxyyyxxx"),
# simple translation of a string with interpolation
'i18n05': ('{% load i18n %}{% blocktrans %}xxx{{ anton }}xxx{% endblocktrans %}', {'anton': 'yyy'}, "xxxyyyxxx"),
# simple translation of a string to german
'i18n06': ('{% load i18n %}{% trans "Page not found" %}', {'LANGUAGE_CODE': 'de'}, "Seite nicht gefunden"),
# translation of singular form
'i18n07': ('{% load i18n %}{% blocktrans count number as counter %}singular{% plural %}plural{% endblocktrans %}', {'number': 1}, "singular"),
# translation of plural form
'i18n08': ('{% load i18n %}{% blocktrans count number as counter %}singular{% plural %}plural{% endblocktrans %}', {'number': 2}, "plural"),
# simple non-translation (only marking) of a string to german
'i18n09': ('{% load i18n %}{% trans "Page not found" noop %}', {'LANGUAGE_CODE': 'de'}, "Page not found"),
# translation of a variable with a translated filter
'i18n10': ('{{ bool|yesno:_("ja,nein") }}', {'bool': True}, 'ja'),
# translation of a variable with a non-translated filter
'i18n11': ('{{ bool|yesno:"ja,nein" }}', {'bool': True}, 'ja'),
# usage of the get_available_languages tag
'i18n12': ('{% load i18n %}{% get_available_languages as langs %}{% for lang in langs %}{% ifequal lang.0 "de" %}{{ lang.0 }}{% endifequal %}{% endfor %}', {}, 'de'),
# translation of a constant string
'i18n13': ('{{ _("Page not found") }}', {'LANGUAGE_CODE': 'de'}, 'Seite nicht gefunden'),
### HANDLING OF TEMPLATE_TAG_IF_INVALID ###################################
'invalidstr01': ('{{ var|default:"Foo" }}', {}, ('Foo','INVALID')),
'invalidstr02': ('{{ var|default_if_none:"Foo" }}', {}, ('','INVALID')),
'invalidstr03': ('{% for v in var %}({{ v }}){% endfor %}', {}, ''),
'invalidstr04': ('{% if var %}Yes{% else %}No{% endif %}', {}, 'No'),
'invalidstr04': ('{% if var|default:"Foo" %}Yes{% else %}No{% endif %}', {}, 'Yes'),
### MULTILINE #############################################################
'multiline01': ("""
Hello,
boys.
How
are
you
gentlemen.
""",
{},
"""
Hello,
boys.
How
are
you
gentlemen.
"""),
### REGROUP TAG ###########################################################
'regroup01': ('{% regroup data by bar as grouped %}' + \
'{% for group in grouped %}' + \
'{{ group.grouper }}:' + \
'{% for item in group.list %}' + \
'{{ item.foo }}' + \
'{% endfor %},' + \
'{% endfor %}',
{'data': [ {'foo':'c', 'bar':1},
{'foo':'d', 'bar':1},
{'foo':'a', 'bar':2},
{'foo':'b', 'bar':2},
{'foo':'x', 'bar':3} ]},
'1:cd,2:ab,3:x,'),
# Test for silent failure when target variable isn't found
'regroup02': ('{% regroup data by bar as grouped %}' + \
'{% for group in grouped %}' + \
'{{ group.grouper }}:' + \
'{% for item in group.list %}' + \
'{{ item.foo }}' + \
'{% endfor %},' + \
'{% endfor %}',
{}, ''),
### TEMPLATETAG TAG #######################################################
'templatetag01': ('{% templatetag openblock %}', {}, '{%'),
'templatetag02': ('{% templatetag closeblock %}', {}, '%}'),
'templatetag03': ('{% templatetag openvariable %}', {}, '{{'),
'templatetag04': ('{% templatetag closevariable %}', {}, '}}'),
'templatetag05': ('{% templatetag %}', {}, template.TemplateSyntaxError),
'templatetag06': ('{% templatetag foo %}', {}, template.TemplateSyntaxError),
'templatetag07': ('{% templatetag openbrace %}', {}, '{'),
'templatetag08': ('{% templatetag closebrace %}', {}, '}'),
'templatetag09': ('{% templatetag openbrace %}{% templatetag openbrace %}', {}, '{{'),
'templatetag10': ('{% templatetag closebrace %}{% templatetag closebrace %}', {}, '}}'),
'templatetag11': ('{% templatetag opencomment %}', {}, '{#'),
'templatetag12': ('{% templatetag closecomment %}', {}, '#}'),
### WIDTHRATIO TAG ########################################################
'widthratio01': ('{% widthratio a b 0 %}', {'a':50,'b':100}, '0'),
'widthratio02': ('{% widthratio a b 100 %}', {'a':0,'b':0}, ''),
'widthratio03': ('{% widthratio a b 100 %}', {'a':0,'b':100}, '0'),
'widthratio04': ('{% widthratio a b 100 %}', {'a':50,'b':100}, '50'),
'widthratio05': ('{% widthratio a b 100 %}', {'a':100,'b':100}, '100'),
# 62.5 should round to 63
'widthratio06': ('{% widthratio a b 100 %}', {'a':50,'b':80}, '63'),
# 71.4 should round to 71
'widthratio07': ('{% widthratio a b 100 %}', {'a':50,'b':70}, '71'),
# Raise exception if we don't have 3 args, last one an integer
'widthratio08': ('{% widthratio %}', {}, template.TemplateSyntaxError),
'widthratio09': ('{% widthratio a b %}', {'a':50,'b':100}, template.TemplateSyntaxError),
'widthratio10': ('{% widthratio a b 100.0 %}', {'a':50,'b':100}, template.TemplateSyntaxError),
### NOW TAG ########################################################
# Simple case
'now01' : ('{% now "j n Y"%}', {}, str(datetime.now().day) + ' ' + str(datetime.now().month) + ' ' + str(datetime.now().year)),
# Check parsing of escaped and special characters
'now02' : ('{% now "j "n" Y"%}', {}, template.TemplateSyntaxError),
# 'now03' : ('{% now "j \"n\" Y"%}', {}, str(datetime.now().day) + '"' + str(datetime.now().month) + '"' + str(datetime.now().year)),
# 'now04' : ('{% now "j \nn\n Y"%}', {}, str(datetime.now().day) + '\n' + str(datetime.now().month) + '\n' + str(datetime.now().year))
### TIMESINCE TAG ##################################################
# Default compare with datetime.now()
'timesince01' : ('{{ a|timesince }}', {'a':datetime.now() + timedelta(minutes=-1, seconds = -10)}, '1 minute'),
'timesince02' : ('{{ a|timesince }}', {'a':(datetime.now() - timedelta(days=1, minutes = 1))}, '1 day'),
'timesince03' : ('{{ a|timesince }}', {'a':(datetime.now() -
timedelta(hours=1, minutes=25, seconds = 10))}, '1 hour, 25 minutes'),
# Compare to a given parameter
'timesince04' : ('{{ a|timesince:b }}', {'a':NOW + timedelta(days=2), 'b':NOW + timedelta(days=1)}, '1 day'),
'timesince05' : ('{{ a|timesince:b }}', {'a':NOW + timedelta(days=2, minutes=1), 'b':NOW + timedelta(days=2)}, '1 minute'),
# Check that timezone is respected
'timesince06' : ('{{ a|timesince:b }}', {'a':NOW_tz + timedelta(hours=8), 'b':NOW_tz}, '8 hours'),
### TIMEUNTIL TAG ##################################################
# Default compare with datetime.now()
'timeuntil01' : ('{{ a|timeuntil }}', {'a':datetime.now() + timedelta(minutes=2, seconds = 10)}, '2 minutes'),
'timeuntil02' : ('{{ a|timeuntil }}', {'a':(datetime.now() + timedelta(days=1, seconds = 10))}, '1 day'),
'timeuntil03' : ('{{ a|timeuntil }}', {'a':(datetime.now() + timedelta(hours=8, minutes=10, seconds = 10))}, '8 hours, 10 minutes'),
# Compare to a given parameter
'timeuntil04' : ('{{ a|timeuntil:b }}', {'a':NOW - timedelta(days=1), 'b':NOW - timedelta(days=2)}, '1 day'),
'timeuntil05' : ('{{ a|timeuntil:b }}', {'a':NOW - timedelta(days=2), 'b':NOW - timedelta(days=2, minutes=1)}, '1 minute'),
### URL TAG ########################################################
# Successes
'url01' : ('{% url regressiontests.templates.views.client client.id %}', {'client': {'id': 1}}, '/url_tag/client/1/'),
'url02' : ('{% url regressiontests.templates.views.client_action client.id,action="update" %}', {'client': {'id': 1}}, '/url_tag/client/1/update/'),
'url03' : ('{% url regressiontests.templates.views.index %}', {}, '/url_tag/'),
# Failures
'url04' : ('{% url %}', {}, template.TemplateSyntaxError),
'url05' : ('{% url no_such_view %}', {}, ''),
'url06' : ('{% url regressiontests.templates.views.client no_such_param="value" %}', {}, ''),
}
# Register our custom template loader.
def test_template_loader(template_name, template_dirs=None):
"A custom template loader that loads the unit-test templates."
try:
return (TEMPLATE_TESTS[template_name][0] , "test:%s" % template_name)
except KeyError:
raise template.TemplateDoesNotExist, template_name
old_template_loaders = loader.template_source_loaders
loader.template_source_loaders = [test_template_loader]
failures = []
tests = TEMPLATE_TESTS.items()
tests.sort()
# Turn TEMPLATE_DEBUG off, because tests assume that.
old_td, settings.TEMPLATE_DEBUG = settings.TEMPLATE_DEBUG, False
# Set TEMPLATE_STRING_IF_INVALID to a known string
old_invalid = settings.TEMPLATE_STRING_IF_INVALID
for name, vals in tests:
install()
if isinstance(vals[2], tuple):
normal_string_result = vals[2][0]
invalid_string_result = vals[2][1]
else:
normal_string_result = vals[2]
invalid_string_result = vals[2]
if 'LANGUAGE_CODE' in vals[1]:
activate(vals[1]['LANGUAGE_CODE'])
else:
activate('en-us')
for invalid_str, result in [('', normal_string_result),
('INVALID', invalid_string_result)]:
settings.TEMPLATE_STRING_IF_INVALID = invalid_str
try:
output = loader.get_template(name).render(template.Context(vals[1]))
except Exception, e:
if e.__class__ != result:
failures.append("Template test (TEMPLATE_STRING_IF_INVALID='%s'): %s -- FAILED. Got %s, exception: %s" % (invalid_str, name, e.__class__, e))
continue
if output != result:
failures.append("Template test (TEMPLATE_STRING_IF_INVALID='%s'): %s -- FAILED. Expected %r, got %r" % (invalid_str, name, result, output))
if 'LANGUAGE_CODE' in vals[1]:
deactivate()
loader.template_source_loaders = old_template_loaders
deactivate()
settings.TEMPLATE_DEBUG = old_td
settings.TEMPLATE_STRING_IF_INVALID = old_invalid
self.assertEqual(failures, [], '\n'.join(failures))
if __name__ == "__main__":
unittest.main()