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# -*- coding: utf-8 -*-
import unittest
from bottle import Jinja2Template, jinja2_template, jinja2_view, touni
from .tools import warn, chdir
class TestJinja2Template(unittest.TestCase):
def test_string(self):
""" Templates: Jinja2 string"""
t = Jinja2Template('start {{var}} end').render(var='var')
self.assertEqual('start var end', ''.join(t))
def test_file(self):
""" Templates: Jinja2 file"""
with chdir(__file__):
t = Jinja2Template(name='./views/jinja2_simple.tpl', lookup=['.']).render(var='var')
self.assertEqual('start var end', ''.join(t))
def test_name(self):
""" Templates: Jinja2 lookup by name """
with chdir(__file__):
t = Jinja2Template(name='jinja2_simple', lookup=['./views/']).render(var='var')
self.assertEqual('start var end', ''.join(t))
def test_notfound(self):
""" Templates: Unavailable templates"""
self.assertRaises(Exception, Jinja2Template, name="abcdef")
def test_error(self):
""" Templates: Exceptions"""
self.assertRaises(Exception, Jinja2Template, '{% for badsyntax')
def test_inherit(self):
""" Templates: Jinja2 lookup and inherience """
with chdir(__file__):
t = Jinja2Template(name='jinja2_inherit', lookup=['./views/']).render()
self.assertEqual('begin abc end', ''.join(t))
def test_custom_filters(self):
"""Templates: jinja2 custom filters """
from bottle import jinja2_template as template
settings = dict(filters = {"star": lambda var: touni("").join((touni('*'), var, touni('*')))})
t = Jinja2Template("start {{var|star}} end", **settings)
self.assertEqual("start *var* end", t.render(var="var"))
def test_custom_tests(self):
"""Templates: jinja2 custom tests """
from bottle import jinja2_template as template
TEMPL = touni("{% if var is even %}gerade{% else %}ungerade{% endif %}")
settings = dict(tests={"even": lambda x: False if x % 2 else True})
t = Jinja2Template(TEMPL, **settings)
self.assertEqual("gerade", t.render(var=2))
self.assertEqual("ungerade", t.render(var=1))
def test_template_shortcut(self):
result = jinja2_template('start {{var}} end', var='middle')
self.assertEqual(touni('start middle end'), result)
def test_view_decorator(self):
@jinja2_view('start {{var}} end')
def test():
return dict(var='middle')
self.assertEqual(touni('start middle end'), test())
try:
import jinja2
except ImportError:
warn("No Jinja2 template support. Skipping tests.")
del TestJinja2Template
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