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from unittest import mock
from django.contrib.messages import Message, add_message, constants
from django.contrib.messages.storage import base
from django.contrib.messages.test import MessagesTestMixin
from django.test import RequestFactory, SimpleTestCase, override_settings
from .utils import DummyStorage
class MessageTests(SimpleTestCase):
def test_eq(self):
msg_1 = Message(constants.INFO, "Test message 1")
msg_2 = Message(constants.INFO, "Test message 2")
msg_3 = Message(constants.WARNING, "Test message 1")
self.assertEqual(msg_1, msg_1)
self.assertEqual(msg_1, mock.ANY)
self.assertNotEqual(msg_1, msg_2)
self.assertNotEqual(msg_1, msg_3)
self.assertNotEqual(msg_2, msg_3)
@override_settings(
MESSAGE_TAGS={
constants.WARNING: "caution",
constants.ERROR: "",
12: "custom",
}
)
def test_repr(self):
tests = [
(constants.INFO, "thing", "", "Message(level=20, message='thing')"),
(
constants.WARNING,
"careful",
"tag1 tag2",
"Message(level=30, message='careful', extra_tags='tag1 tag2')",
),
(
constants.ERROR,
"oops",
"tag",
"Message(level=40, message='oops', extra_tags='tag')",
),
(12, "custom", "", "Message(level=12, message='custom')"),
]
for level, message, extra_tags, expected in tests:
with self.subTest(level=level, message=message):
msg = Message(level, message, extra_tags=extra_tags)
self.assertEqual(repr(msg), expected)
class TestLevelTags(SimpleTestCase):
message_tags = {
constants.INFO: "info",
constants.DEBUG: "",
constants.WARNING: "",
constants.ERROR: "bad",
constants.SUCCESS: "",
12: "custom",
}
@override_settings(MESSAGE_TAGS=message_tags)
def test_override_settings_level_tags(self):
self.assertEqual(base.LEVEL_TAGS, self.message_tags)
class FakeResponse:
def __init__(self):
request = RequestFactory().get("/")
request._messages = DummyStorage()
self.wsgi_request = request
class AssertMessagesTest(MessagesTestMixin, SimpleTestCase):
def test_assertion(self):
response = FakeResponse()
add_message(response.wsgi_request, constants.DEBUG, "DEBUG message.")
add_message(response.wsgi_request, constants.INFO, "INFO message.")
add_message(response.wsgi_request, constants.SUCCESS, "SUCCESS message.")
add_message(response.wsgi_request, constants.WARNING, "WARNING message.")
add_message(response.wsgi_request, constants.ERROR, "ERROR message.")
self.assertMessages(
response,
[
Message(constants.DEBUG, "DEBUG message."),
Message(constants.INFO, "INFO message."),
Message(constants.SUCCESS, "SUCCESS message."),
Message(constants.WARNING, "WARNING message."),
Message(constants.ERROR, "ERROR message."),
],
)
def test_with_tags(self):
response = FakeResponse()
add_message(
response.wsgi_request,
constants.INFO,
"INFO message.",
extra_tags="extra-info",
)
add_message(
response.wsgi_request,
constants.SUCCESS,
"SUCCESS message.",
extra_tags="extra-success",
)
add_message(
response.wsgi_request,
constants.WARNING,
"WARNING message.",
extra_tags="extra-warning",
)
add_message(
response.wsgi_request,
constants.ERROR,
"ERROR message.",
extra_tags="extra-error",
)
self.assertMessages(
response,
[
Message(constants.INFO, "INFO message.", "extra-info"),
Message(constants.SUCCESS, "SUCCESS message.", "extra-success"),
Message(constants.WARNING, "WARNING message.", "extra-warning"),
Message(constants.ERROR, "ERROR message.", "extra-error"),
],
)
@override_settings(MESSAGE_TAGS={42: "CUSTOM"})
def test_custom_levelname(self):
response = FakeResponse()
add_message(response.wsgi_request, 42, "CUSTOM message.")
self.assertMessages(response, [Message(42, "CUSTOM message.")])
def test_ordered(self):
response = FakeResponse()
add_message(response.wsgi_request, constants.INFO, "First message.")
add_message(response.wsgi_request, constants.WARNING, "Second message.")
expected_messages = [
Message(constants.WARNING, "Second message."),
Message(constants.INFO, "First message."),
]
self.assertMessages(response, expected_messages, ordered=False)
with self.assertRaisesMessage(AssertionError, "Lists differ: "):
self.assertMessages(response, expected_messages)
def test_mismatching_length(self):
response = FakeResponse()
add_message(response.wsgi_request, constants.INFO, "INFO message.")
msg = (
"Lists differ: [Message(level=20, message='INFO message.')] != []\n\n"
"First list contains 1 additional elements.\n"
"First extra element 0:\n"
"Message(level=20, message='INFO message.')\n\n"
"- [Message(level=20, message='INFO message.')]\n"
"+ []"
)
with self.assertRaisesMessage(AssertionError, msg):
self.assertMessages(response, [])
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