def test_try(self):
template = Template(utf8("""{% try %}
try{% set y = 1/x %}
{% except %}-except
{% else %}-else
{% finally %}-finally
{% end %}"""))
self.assertEqual(template.generate(x=1), b"\ntry\n-else\n-finally\n")
self.assertEqual(template.generate(x=0), b"\ntry-except\n-finally\n")
def test_unicode_literal_expression(self):
# Unicode literals should be usable in templates. Note that this
# test simulates unicode characters appearing directly in the
# template file (with utf8 encoding), i.e. \u escapes would not
# be used in the template file itself.
if str is unicode_type:
# python 3 needs a different version of this test since
# 2to3 doesn't run on template internals
template = Template(utf8(u('{{ "\u00e9" }}')))
else:
template = Template(utf8(u('{{ u"\u00e9" }}')))
self.assertEqual(template.generate(), utf8(u("\u00e9")))
def test_break_continue(self):
template = Template(utf8("""\
{% for i in range(10) %}
{% if i == 2 %}
{% continue %}
{% end %}
{{ i }}
{% if i == 6 %}
{% break %}
{% end %}
{% end %}"""))
result = template.generate()
# remove extraneous whitespace
result = b''.join(result.split())
self.assertEqual(result, b"013456")
def test_unicode_apply(self):
def upper(s):
return to_unicode(s).upper()
template = Template(utf8(u("{% apply upper %}foo \u00e9{% end %}")))
self.assertEqual(template.generate(upper=upper), utf8(u("FOO \u00c9")))
def test_apply(self):
def upper(s):
return s.upper()
template = Template(utf8("{% apply upper %}foo{% end %}"))
self.assertEqual(template.generate(upper=upper), b"FOO")
def test_unicode_template(self):
template = Template(utf8(u("\u00e9")))
self.assertEqual(template.generate(), utf8(u("\u00e9")))
def test_comment(self):
template = Template("Hello{# TODO i18n #} {{ name }}!")
self.assertEqual(template.generate(name=utf8("Ben")),
b"Hello Ben!")
def test_expressions(self):
template = Template("2 + 2 = {{ 2 + 2 }}")
self.assertEqual(template.generate(), b"2 + 2 = 4")
def test_bytes(self):
template = Template("Hello {{ name }}!")
self.assertEqual(template.generate(name=utf8("Ben")),
b"Hello Ben!")
def test_no_inherit_future(self):
# This file has from __future__ import division...
self.assertEqual(1 / 2, 0.5)
# ...but the template doesn't
template = Template('{{ 1 / 2 }}')
self.assertEqual(template.generate(), '0')
def test_comment_directive(self):
template = Template(utf8("{% comment blah blah %}foo"))
self.assertEqual(template.generate(), b"foo")
def test_simple(self):
template = Template("Hello {{ name }}!")
self.assertEqual(template.generate(name="Ben"),
b"Hello Ben!")
def test_if_empty_body(self):
template = Template(utf8("{% if True %}{% else %}{% end %}"))
self.assertEqual(template.generate(), b"")
def test_if(self):
template = Template(utf8("{% if x > 4 %}yes{% else %}no{% end %}"))
self.assertEqual(template.generate(x=5), b"yes")
self.assertEqual(template.generate(x=3), b"no")
