Tests passing locally... try sleep before server stop

Author: chusitoo

exporters/otlp/test/otlp_http_exporter_test.cc

@@ -752,6 +752,7 @@ TEST_P(OtlpHttpExporterRetryIntegrationTests, StatusCodes)
   server.addHandler("/v1/traces", request_handler);
   ASSERT_EQ(server.addListeningPort(4318), 4318);
   server.start();
+  std::this_thread::sleep_for(std::chrono::milliseconds{500});
 
   otlp::OtlpHttpExporterOptions opts{};