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import datetime
from asgiref.sync import iscoroutinefunction
from django.http import HttpRequest, HttpResponse, HttpResponseNotAllowed
from django.test import SimpleTestCase
from django.views.decorators.http import (
condition,
conditional_page,
require_http_methods,
require_safe,
)
class RequireHttpMethodsTest(SimpleTestCase):
def test_wrapped_sync_function_is_not_coroutine_function(self):
def sync_view(request):
return HttpResponse()
wrapped_view = require_http_methods(["GET"])(sync_view)
self.assertIs(iscoroutinefunction(wrapped_view), False)
def test_wrapped_async_function_is_coroutine_function(self):
async def async_view(request):
return HttpResponse()
wrapped_view = require_http_methods(["GET"])(async_view)
self.assertIs(iscoroutinefunction(wrapped_view), True)
def test_require_http_methods_methods(self):
@require_http_methods(["GET", "PUT"])
def my_view(request):
return HttpResponse("OK")
request = HttpRequest()
request.method = "GET"
self.assertIsInstance(my_view(request), HttpResponse)
request.method = "PUT"
self.assertIsInstance(my_view(request), HttpResponse)
request.method = "HEAD"
self.assertIsInstance(my_view(request), HttpResponseNotAllowed)
request.method = "POST"
self.assertIsInstance(my_view(request), HttpResponseNotAllowed)
request.method = "DELETE"
self.assertIsInstance(my_view(request), HttpResponseNotAllowed)
async def test_require_http_methods_methods_async_view(self):
@require_http_methods(["GET", "PUT"])
async def my_view(request):
return HttpResponse("OK")
request = HttpRequest()
request.method = "GET"
self.assertIsInstance(await my_view(request), HttpResponse)
request.method = "PUT"
self.assertIsInstance(await my_view(request), HttpResponse)
request.method = "HEAD"
self.assertIsInstance(await my_view(request), HttpResponseNotAllowed)
request.method = "POST"
self.assertIsInstance(await my_view(request), HttpResponseNotAllowed)
request.method = "DELETE"
self.assertIsInstance(await my_view(request), HttpResponseNotAllowed)
class RequireSafeDecoratorTest(SimpleTestCase):
def test_require_safe_accepts_only_safe_methods(self):
def my_view(request):
return HttpResponse("OK")
my_safe_view = require_safe(my_view)
request = HttpRequest()
request.method = "GET"
self.assertIsInstance(my_safe_view(request), HttpResponse)
request.method = "HEAD"
self.assertIsInstance(my_safe_view(request), HttpResponse)
request.method = "POST"
self.assertIsInstance(my_safe_view(request), HttpResponseNotAllowed)
request.method = "PUT"
self.assertIsInstance(my_safe_view(request), HttpResponseNotAllowed)
request.method = "DELETE"
self.assertIsInstance(my_safe_view(request), HttpResponseNotAllowed)
async def test_require_safe_accepts_only_safe_methods_async_view(self):
@require_safe
async def async_view(request):
return HttpResponse("OK")
request = HttpRequest()
request.method = "GET"
self.assertIsInstance(await async_view(request), HttpResponse)
request.method = "HEAD"
self.assertIsInstance(await async_view(request), HttpResponse)
request.method = "POST"
self.assertIsInstance(await async_view(request), HttpResponseNotAllowed)
request.method = "PUT"
self.assertIsInstance(await async_view(request), HttpResponseNotAllowed)
request.method = "DELETE"
self.assertIsInstance(await async_view(request), HttpResponseNotAllowed)
class ConditionDecoratorTest(SimpleTestCase):
def etag_func(request, *args, **kwargs):
return '"b4246ffc4f62314ca13147c9d4f76974"'
def latest_entry(request, *args, **kwargs):
return datetime.datetime(2023, 1, 2, 23, 21, 47)
def test_wrapped_sync_function_is_not_coroutine_function(self):
def sync_view(request):
return HttpResponse()
wrapped_view = condition(
etag_func=self.etag_func, last_modified_func=self.latest_entry
)(sync_view)
self.assertIs(iscoroutinefunction(wrapped_view), False)
def test_wrapped_async_function_is_coroutine_function(self):
async def async_view(request):
return HttpResponse()
wrapped_view = condition(
etag_func=self.etag_func, last_modified_func=self.latest_entry
)(async_view)
self.assertIs(iscoroutinefunction(wrapped_view), True)
def test_condition_decorator(self):
@condition(
etag_func=self.etag_func,
last_modified_func=self.latest_entry,
)
def my_view(request):
return HttpResponse()
request = HttpRequest()
request.method = "GET"
response = my_view(request)
self.assertEqual(response.status_code, 200)
self.assertEqual(response.headers["ETag"], '"b4246ffc4f62314ca13147c9d4f76974"')
self.assertEqual(
response.headers["Last-Modified"],
"Mon, 02 Jan 2023 23:21:47 GMT",
)
async def test_condition_decorator_async_view(self):
@condition(
etag_func=self.etag_func,
last_modified_func=self.latest_entry,
)
async def async_view(request):
return HttpResponse()
request = HttpRequest()
request.method = "GET"
response = await async_view(request)
self.assertEqual(response.status_code, 200)
self.assertEqual(response.headers["ETag"], '"b4246ffc4f62314ca13147c9d4f76974"')
self.assertEqual(
response.headers["Last-Modified"],
"Mon, 02 Jan 2023 23:21:47 GMT",
)
class ConditionalPageTests(SimpleTestCase):
def test_wrapped_sync_function_is_not_coroutine_function(self):
def sync_view(request):
return HttpResponse()
wrapped_view = conditional_page(sync_view)
self.assertIs(iscoroutinefunction(wrapped_view), False)
def test_wrapped_async_function_is_coroutine_function(self):
async def async_view(request):
return HttpResponse()
wrapped_view = conditional_page(async_view)
self.assertIs(iscoroutinefunction(wrapped_view), True)
def test_conditional_page_decorator_successful(self):
@conditional_page
def sync_view(request):
response = HttpResponse()
response.content = b"test"
response["Cache-Control"] = "public"
return response
request = HttpRequest()
request.method = "GET"
response = sync_view(request)
self.assertEqual(response.status_code, 200)
self.assertIsNotNone(response.get("Etag"))
async def test_conditional_page_decorator_successful_async_view(self):
@conditional_page
async def async_view(request):
response = HttpResponse()
response.content = b"test"
response["Cache-Control"] = "public"
return response
request = HttpRequest()
request.method = "GET"
response = await async_view(request)
self.assertEqual(response.status_code, 200)
self.assertIsNotNone(response.get("Etag"))
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