From d2646941b058e8e27d8b6e8931b89a0f29838513 Mon Sep 17 00:00:00 2001
From: "Mark D. Roth" <roth@google.com>
Date: Mon, 1 Jun 2020 15:03:22 -0700
Subject: [PATCH] Fix xds_end2end_test to not set the response state back to
 SENT.

---
 test/cpp/end2end/xds_end2end_test.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/test/cpp/end2end/xds_end2end_test.cc b/test/cpp/end2end/xds_end2end_test.cc
index a8e66858953..463503833df 100644
--- a/test/cpp/end2end/xds_end2end_test.cc
+++ b/test/cpp/end2end/xds_end2end_test.cc
@@ -922,7 +922,10 @@ class AdsServiceImpl : public AggregatedDiscoveryService::Service,
       const SubscriptionNameMap& subscription_name_map,
       const std::set<std::string>& resources_added_to_response,
       DiscoveryResponse* response) {
-    resource_type_response_state_[resource_type].state = ResponseState::SENT;
+    auto& response_state = resource_type_response_state_[resource_type];
+    if (response_state.state == ResponseState::NOT_SENT) {
+      response_state.state = ResponseState::SENT;
+    }
     response->set_type_url(resource_type);
     response->set_version_info(absl::StrCat(version));
     response->set_nonce(absl::StrCat(version));