def test_trace_response_headers(self):
response = Client().get("/span_name/1234/")
self.assertFalse(response.has_header("Server-Timing"))
self.memory_exporter.clear()
set_global_response_propagator(TraceResponsePropagator())
response = Client().get("/span_name/1234/")
self.assertTraceResponseHeaderMatchesSpan(
response,
self.memory_exporter.get_finished_spans()[0],
)
self.memory_exporter.clear()
