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from __future__ import annotations
from typing import Any, cast
from django.core.handlers.wsgi import WSGIRequest
from django.http import HttpResponse
from django.http.response import HttpResponseBase
from django.test import RequestFactory as BaseRequestFactory
from django.test import SimpleTestCase
from django_htmx.middleware import HtmxDetails, HtmxMiddleware
class HtmxWSGIRequest(WSGIRequest):
htmx: HtmxDetails
class RequestFactory(BaseRequestFactory):
def get(
self, path: str, data: Any = None, secure: bool = False, **extra: Any
) -> HtmxWSGIRequest:
return cast(HtmxWSGIRequest, super().get(path, data, secure, **extra))
def dummy_view(request):
return HttpResponse("Hello!")
class HtmxMiddlewareTests(SimpleTestCase):
request_factory = RequestFactory()
middleware = HtmxMiddleware(dummy_view)
def test_bool_default(self):
request = self.request_factory.get("/")
self.middleware(request)
assert bool(request.htmx) is False
def test_bool_false(self):
request = self.request_factory.get("/", HTTP_HX_REQUEST="false")
self.middleware(request)
assert bool(request.htmx) is False
def test_bool_true(self):
request = self.request_factory.get("/", HTTP_HX_REQUEST="true")
self.middleware(request)
assert bool(request.htmx) is True
def test_boosted_default(self):
request = self.request_factory.get("/")
self.middleware(request)
assert not request.htmx.boosted
def test_boosted_set(self):
request = self.request_factory.get("/", HTTP_HX_BOOSTED="true")
self.middleware(request)
assert request.htmx.boosted
def test_current_url_default(self):
request = self.request_factory.get("/")
self.middleware(request)
assert request.htmx.current_url is None
def test_current_url_set(self):
request = self.request_factory.get(
"/", HTTP_HX_CURRENT_URL="https://example.com"
)
self.middleware(request)
assert request.htmx.current_url == "https://example.com"
def test_current_url_set_url_encoded(self):
request = self.request_factory.get(
"/",
HTTP_HX_CURRENT_URL="https%3A%2F%2Fexample.com%2F%3F",
HTTP_HX_CURRENT_URL_URI_AUTOENCODED="true",
)
self.middleware(request)
assert request.htmx.current_url == "https://example.com/?"
def test_current_url_abs_path_default(self):
request = self.request_factory.get("/")
self.middleware(request)
assert request.htmx.current_url_abs_path is None
def test_current_url_abs_path_set_same_domain(self):
request = self.request_factory.get(
"/", HTTP_HX_CURRENT_URL="http://testserver/duck/?quack=true#h2"
)
self.middleware(request)
assert request.htmx.current_url_abs_path == "/duck/?quack=true#h2"
def test_current_url_abs_path_set_different_domain(self):
request = self.request_factory.get(
"/", HTTP_HX_CURRENT_URL="https://example.com/duck/?quack=true#h2"
)
self.middleware(request)
assert request.htmx.current_url_abs_path is None
def test_history_restore_request_false(self):
request = self.request_factory.get("/", HTTP_HX_HISTORY_RESTORE_REQUEST="false")
self.middleware(request)
assert request.htmx.history_restore_request is False
def test_history_restore_request_true(self):
request = self.request_factory.get("/", HTTP_HX_HISTORY_RESTORE_REQUEST="true")
self.middleware(request)
assert request.htmx.history_restore_request is True
def test_prompt_default(self):
request = self.request_factory.get("/")
self.middleware(request)
assert request.htmx.prompt is None
def test_prompt_set(self):
request = self.request_factory.get("/", HTTP_HX_PROMPT="yes please")
self.middleware(request)
assert request.htmx.prompt == "yes please"
def test_target_default(self):
request = self.request_factory.get("/")
self.middleware(request)
assert request.htmx.target is None
def test_target_set(self):
request = self.request_factory.get("/", HTTP_HX_TARGET="some-element")
self.middleware(request)
assert request.htmx.target == "some-element"
def test_trigger_default(self):
request = self.request_factory.get("/")
self.middleware(request)
assert request.htmx.trigger is None
def test_trigger_set(self):
request = self.request_factory.get("/", HTTP_HX_TRIGGER="some-element")
self.middleware(request)
assert request.htmx.trigger == "some-element"
def test_trigger_name_default(self):
request = self.request_factory.get("/")
self.middleware(request)
assert request.htmx.trigger_name is None
def test_trigger_name_set(self):
request = self.request_factory.get("/", HTTP_HX_TRIGGER_NAME="some-name")
self.middleware(request)
assert request.htmx.trigger_name == "some-name"
def test_triggering_event_none(self):
request = self.request_factory.get("/")
self.middleware(request)
assert request.htmx.triggering_event is None
def test_triggering_event_bad_json(self):
request = self.request_factory.get("/", HTTP_TRIGGERING_EVENT="{")
self.middleware(request)
assert request.htmx.triggering_event is None
def test_triggering_event_good_json(self):
request = self.request_factory.get(
"/",
HTTP_TRIGGERING_EVENT="%7B%22target%22%3A%20null%7D",
HTTP_TRIGGERING_EVENT_URI_AUTOENCODED="true",
)
self.middleware(request)
assert request.htmx.triggering_event == {"target": None}
async def test_async(self):
async def dummy_async_view(request):
return HttpResponse("Hello!")
middleware = HtmxMiddleware(dummy_async_view)
request = self.request_factory.get("/", HTTP_HX_REQUEST="true")
result = middleware(request)
assert not isinstance(result, HttpResponseBase) # type narrow
response = await result
assert isinstance(response, HttpResponse)
assert bool(request.htmx) is True
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