[3.1.x] Fixed #32162 -- Fixed setting Content-Length header in AsyncRequestFactory.

Backport of 542b4b3ab44d33dfd9b00c22f624ee4aed6f7534 from master

1 files changed, 15 insertions, 0 deletions

diff --git a/tests/test_client/tests.py b/tests/test_client/tests.py
index 93ac3e37a7..e59f018a27 100644
--- a/tests/test_client/tests.py
+++ b/tests/test_client/tests.py
@@ -973,3 +973,18 @@ class AsyncRequestFactoryTest(SimpleTestCase):
                 request = method('/somewhere/')
                 response = await async_generic_view(request)
                 self.assertEqual(response.status_code, 200)
+
+    async def test_request_factory_data(self):
+        async def async_generic_view(request):
+            return HttpResponse(status=200, content=request.body)
+
+        request = self.request_factory.post(
+            '/somewhere/',
+            data={'example': 'data'},
+            content_type='application/json',
+        )
+        self.assertEqual(request.headers['content-length'], '19')
+        self.assertEqual(request.headers['content-type'], 'application/json')
+        response = await async_generic_view(request)
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response.content, b'{"example": "data"}')