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from django.test import SimpleTestCase
from ..utils import setup
class ListIndexTests(SimpleTestCase):
@setup({"list-index01": "{{ var.1 }}"})
def test_list_index01(self):
"""
List-index syntax allows a template to access a certain item of a
subscriptable object.
"""
output = self.engine.render_to_string(
"list-index01", {"var": ["first item", "second item"]}
)
self.assertEqual(output, "second item")
@setup({"list-index02": "{{ var.5 }}"})
def test_list_index02(self):
"""
Fail silently when the list index is out of range.
"""
output = self.engine.render_to_string(
"list-index02", {"var": ["first item", "second item"]}
)
if self.engine.string_if_invalid:
self.assertEqual(output, "INVALID")
else:
self.assertEqual(output, "")
@setup({"list-index03": "{{ var.1 }}"})
def test_list_index03(self):
"""
Fail silently when the list index is out of range.
"""
output = self.engine.render_to_string("list-index03", {"var": None})
if self.engine.string_if_invalid:
self.assertEqual(output, "INVALID")
else:
self.assertEqual(output, "")
@setup({"list-index04": "{{ var.1 }}"})
def test_list_index04(self):
"""
Fail silently when variable is a dict without the specified key.
"""
output = self.engine.render_to_string("list-index04", {"var": {}})
if self.engine.string_if_invalid:
self.assertEqual(output, "INVALID")
else:
self.assertEqual(output, "")
@setup({"list-index05": "{{ var.1 }}"})
def test_list_index05(self):
"""
Dictionary lookup wins out when dict's key is a string.
"""
output = self.engine.render_to_string("list-index05", {"var": {"1": "hello"}})
self.assertEqual(output, "hello")
@setup({"list-index06": "{{ var.1 }}"})
def test_list_index06(self):
"""
But list-index lookup wins out when dict's key is an int, which
behind the scenes is really a dictionary lookup (for a dict)
after converting the key to an int.
"""
output = self.engine.render_to_string("list-index06", {"var": {1: "hello"}})
self.assertEqual(output, "hello")
@setup({"list-index07": "{{ var.1 }}"})
def test_list_index07(self):
"""
Dictionary lookup wins out when there is a string and int version
of the key.
"""
output = self.engine.render_to_string(
"list-index07", {"var": {"1": "hello", 1: "world"}}
)
self.assertEqual(output, "hello")
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