Let httpx transport errors fall through to caller

pyproject.toml

@@ -72,6 +72,7 @@ sgqlc-codegen = 'sgqlc.codegen:main'
 websocket = ['websocket-client']
 requests = ['requests']
 httpx = ['httpx']
+pytest = ['pytest']
 
 [tool.poetry.group.dev.dependencies]
 pytest = '*'

sgqlc/endpoint/httpx.py

@@ -160,7 +160,7 @@ async def runner():
             try:
                 response = self.client.send(req)
                 return self._parse_httpx_response(query, response)
-            except httpx.HTTPError as exc:
+            except httpx.HTTPStatusError as exc:
                 return self._log_httpx_error(query, req, exc)
 
     def _parse_httpx_response(self, query, response):

tests/test-endpoint-httpx.py

@@ -1,6 +1,7 @@
 import json
 
 import httpx
+import pytest
 
 from sgqlc.endpoint.httpx import HTTPXEndpoint
 from sgqlc.types import Schema, Type
@@ -551,6 +552,21 @@ def test_server_http_non_conforming_json(respx_mock):
     check_respx_route(route)
 
 
+def test_server_http_transport_error(respx_mock):
+    'Test if a transport error will get passed back to the caller'
+
+    route = respx_mock.route(name='graphql', method='POST', url=test_url).mock(
+        side_effect=httpx.RemoteProtocolError
+    )
+
+    endpoint = HTTPXEndpoint(test_url)
+
+    with pytest.raises(httpx.RemoteProtocolError):
+        endpoint(graphql_query)
+
+    check_respx_route(route)
+
+
 def test_server_error_broken_json(respx_mock):
     'Test if HTTP error with broken JSON payload is handled'