added tests for async-only middlewares

Author: amirreza8002

tests/test_middlewares/__init__.py

@@ -0,0 +1,54 @@
+from inspect import iscoroutinefunction
+
+import pytest
+from django.core.exceptions import ImproperlyConfigured
+from django.http.response import HttpResponse
+
+from django_async_extensions.amiddleware.base import AsyncMiddlewareMixin
+from django_async_extensions.amiddleware.security import AsyncSecurityMiddleware
+
+
+class TestMiddlewareMixin:
+    middlewares = [
+        AsyncSecurityMiddleware,
+    ]
+
+    def test_repr(self):
+        class GetResponse:
+            async def __call__(self):
+                return HttpResponse()
+
+        async def get_response():
+            return HttpResponse()
+
+        assert (
+            repr(AsyncMiddlewareMixin(GetResponse()))
+            == "<AsyncMiddlewareMixin get_response=GetResponse>"
+        )
+        assert (
+            repr(AsyncMiddlewareMixin(get_response))
+            == "<AsyncMiddlewareMixin get_response="
+            "TestMiddlewareMixin.test_repr.<locals>.get_response>"
+        )
+
+    def test_passing_explicit_none(self, subtests):
+        msg = "get_response must be provided"
+        for middleware in self.middlewares:
+            with subtests.test(middleware=middleware):
+                with pytest.raises(ValueError, match=msg):
+                    middleware(None)
+
+    def test_coroutine(self, subtests):
+        async def async_get_response(request):
+            return HttpResponse()
+
+        def sync_get_response(request):
+            return HttpResponse()
+
+        for middleware in self.middlewares:
+            with subtests.test(middleware=middleware.__qualname__):
+                middleware_instance = middleware(async_get_response)
+                assert iscoroutinefunction(middleware_instance)
+
+                with pytest.raises(ImproperlyConfigured):
+                    middleware(sync_get_response)