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from django.template import TemplateSyntaxError
from django.template.defaulttags import WithNode
from django.test import SimpleTestCase
from ..utils import setup
class WithTagTests(SimpleTestCase):
at_least_with_one_msg = "'with' expected at least one variable assignment"
@setup({"with01": "{% with key=dict.key %}{{ key }}{% endwith %}"})
def test_with01(self):
output = self.engine.render_to_string("with01", {"dict": {"key": 50}})
self.assertEqual(output, "50")
@setup({"legacywith01": "{% with dict.key as key %}{{ key }}{% endwith %}"})
def test_legacywith01(self):
output = self.engine.render_to_string("legacywith01", {"dict": {"key": 50}})
self.assertEqual(output, "50")
@setup(
{
"with02": "{{ key }}{% with key=dict.key %}"
"{{ key }}-{{ dict.key }}-{{ key }}"
"{% endwith %}{{ key }}"
}
)
def test_with02(self):
output = self.engine.render_to_string("with02", {"dict": {"key": 50}})
if self.engine.string_if_invalid:
self.assertEqual(output, "INVALID50-50-50INVALID")
else:
self.assertEqual(output, "50-50-50")
@setup(
{
"legacywith02": "{{ key }}{% with dict.key as key %}"
"{{ key }}-{{ dict.key }}-{{ key }}"
"{% endwith %}{{ key }}"
}
)
def test_legacywith02(self):
output = self.engine.render_to_string("legacywith02", {"dict": {"key": 50}})
if self.engine.string_if_invalid:
self.assertEqual(output, "INVALID50-50-50INVALID")
else:
self.assertEqual(output, "50-50-50")
@setup({"with03": "{% with a=alpha b=beta %}{{ a }}{{ b }}{% endwith %}"})
def test_with03(self):
output = self.engine.render_to_string("with03", {"alpha": "A", "beta": "B"})
self.assertEqual(output, "AB")
@setup({"with-error01": "{% with dict.key xx key %}{{ key }}{% endwith %}"})
def test_with_error01(self):
with self.assertRaisesMessage(TemplateSyntaxError, self.at_least_with_one_msg):
self.engine.render_to_string("with-error01", {"dict": {"key": 50}})
@setup({"with-error02": "{% with dict.key as %}{{ key }}{% endwith %}"})
def test_with_error02(self):
with self.assertRaisesMessage(TemplateSyntaxError, self.at_least_with_one_msg):
self.engine.render_to_string("with-error02", {"dict": {"key": 50}})
class WithNodeTests(SimpleTestCase):
def test_repr(self):
node = WithNode(nodelist=[], name="a", var="dict.key")
self.assertEqual(repr(node), "<WithNode>")
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