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import sys
import pytest
from jinja2 import contextfilter
from jinja2 import Environment
from jinja2 import Template
from jinja2._compat import text_type
@pytest.mark.skipif(sys.version_info < (3, 5), reason="Requires 3.5 or later")
def test_generator_stop():
class X(object):
def __getattr__(self, name):
raise StopIteration()
t = Template("a{{ bad.bar() }}b")
with pytest.raises(RuntimeError):
t.render(bad=X())
@pytest.mark.skipif(sys.version_info[0] > 2, reason="Feature only supported on 2.x")
def test_ascii_str():
@contextfilter
def assert_func(context, value):
assert type(value) is context["expected_type"]
env = Environment()
env.filters["assert"] = assert_func
env.policies["compiler.ascii_str"] = False
t = env.from_string('{{ "foo"|assert }}')
t.render(expected_type=text_type)
env.policies["compiler.ascii_str"] = True
t = env.from_string('{{ "foo"|assert }}')
t.render(expected_type=str)
for val in True, False:
env.policies["compiler.ascii_str"] = val
t = env.from_string(u'{{ "\N{SNOWMAN}"|assert }}')
t.render(expected_type=text_type)
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