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# -*- coding: utf-8 -*-
"""
Tests for old bugs
~~~~~~~~~~~~~~~~~~
Unittest that test situations caused by various older bugs.
:copyright: (c) 2009 by the Jinja Team.
:license: BSD.
"""
from jinja2 import Environment, DictLoader, TemplateSyntaxError
env = Environment()
from nose.tools import assert_raises
def test_keyword_folding():
env = Environment()
env.filters['testing'] = lambda value, some: value + some
assert env.from_string("{{ 'test'|testing(some='stuff') }}") \
.render() == 'teststuff'
def test_extends_output_bugs():
env = Environment(loader=DictLoader({
'parent.html': '(({% block title %}{% endblock %}))'
}))
t = env.from_string('{% if expr %}{% extends "parent.html" %}{% endif %}'
'[[{% block title %}title{% endblock %}]]'
'{% for item in [1, 2, 3] %}({{ item }}){% endfor %}')
assert t.render(expr=False) == '[[title]](1)(2)(3)'
assert t.render(expr=True) == '((title))'
def test_urlize_filter_escaping():
tmpl = env.from_string('{{ "http://www.example.org/<foo"|urlize }}')
assert tmpl.render() == '<a href="http://www.example.org/&lt;foo">http://www.example.org/&lt;foo</a>'
def test_loop_call_loop():
tmpl = env.from_string('''
{% macro test() %}
{{ caller() }}
{% endmacro %}
{% for num1 in range(5) %}
{% call test() %}
{% for num2 in range(10) %}
{{ loop.index }}
{% endfor %}
{% endcall %}
{% endfor %}
''')
assert tmpl.render().split() == map(unicode, range(1, 11)) * 5
def test_weird_inline_comment():
env = Environment(line_statement_prefix='%')
assert_raises(TemplateSyntaxError, env.from_string,
'% for item in seq {# missing #}\n...% endfor')
def test_old_macro_loop_scoping_bug():
tmpl = env.from_string('{% for i in (1, 2) %}{{ i }}{% endfor %}'
'{% macro i() %}3{% endmacro %}{{ i() }}')
assert tmpl.render() == '123'
def test_partial_conditional_assignments():
tmpl = env.from_string('{% if b %}{% set a = 42 %}{% endif %}{{ a }}')
assert tmpl.render(a=23) == '23'
assert tmpl.render(b=True) == '42'
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