TEST_F(RouterTest, AppendUpstreamHost11) {
  testAppendUpstreamHost(
      absl::make_optional(Http::LowerCaseString("x-custom-upstream-hostname")),
      absl::make_optional(Http::LowerCaseString("x-custom-upstream-host-address")));
}
TEST_F(RouterTest, AppendUpstreamHost11) {
  testAppendUpstreamHost(
      absl::make_optional(Http::LowerCaseString("x-custom-upstream-hostname")),
      absl::make_optional(Http::LowerCaseString("x-custom-upstream-host-address")));
}