client = <django.test.client.Client object at 0x7f45ddc55e48> mocker = <pytest_mock.plugin.MockerFixture object at 0x7f45ddc55438> content_swhid = QualifiedSWHID.from_string('swh:1:cnt:34b11d1e5bb154d959754520802f3d59f8e415ff;origin=https://github.com/wcoder/highli...a8abf3ec5203afa1561754a041aca64d7580ec2;anchor=swh:1:rev:f1cdbc35dfffde42f54648f0e647472f1e56e4e0;path=/.editorconfig') def test_swhid_iframe_unknown_error(client, mocker, content_swhid): mocker.patch("swh.web.misc.iframe.get_swhid").side_effect = Exception("Error") url = reverse("swhid-iframe", url_args={"swhid": str(content_swhid)}) check_html_get_response( > client, url, status_code=500, template_used="misc/iframe.html" ) .tox/py3/lib/python3.7/site-packages/swh/web/tests/misc/test_iframe.py:70: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ .tox/py3/lib/python3.7/site-packages/swh/web/tests/utils.py:226: in check_html_get_response server_name=server_name, _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ client = <django.test.client.Client object at 0x7f45ddc55e48> url = '/embed/swh:1:cnt:34b11d1e5bb154d959754520802f3d59f8e415ff;origin=https://github.com/wcoder/highlightjs-line-numbers.j...a8abf3ec5203afa1561754a041aca64d7580ec2;anchor=swh:1:rev:f1cdbc35dfffde42f54648f0e647472f1e56e4e0;path=/.editorconfig/' status_code = 500, content_type = 'text/html', http_origin = None server_name = None def check_http_get_response( client: Client, url: str, status_code: int, content_type: str = "*/*", http_origin: Optional[str] = None, server_name: Optional[str] = None, ) -> HttpResponse: """Helper function to check HTTP response for a GET request. Args: client: Django test client url: URL to check response status_code: expected HTTP status code content_type: expected response content type http_origin: optional HTTP_ORIGIN header value Returns: The HTTP response """ actual_response = client.get( url, HTTP_ACCEPT=content_type, HTTP_ORIGIN=http_origin, SERVER_NAME=server_name if server_name else "testserver", ) > assert isinstance(actual_response, Response) E assert False E + where False = isinstance(<HttpResponse status_code=500, "text/html; charset=utf-8">, Response) .tox/py3/lib/python3.7/site-packages/swh/web/tests/utils.py:66: AssertionError