Add and persist a new field in AlternativeServiceInfo to list QUIC verisons advertised

net/http/http_stream_factory_impl_job_controller_unittest.cc

 // Copyright (c) 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/http/http_stream_factory_impl_job_controller.h"
 
 #include <string>
 #include <utility>
 #include <vector>
 
@@ skipping 104 matching lines @@
     return job->num_streams_;
   }
 };
 
 class JobControllerPeer {
  public:
   static bool main_job_is_blocked(
       HttpStreamFactoryImpl::JobController* job_controller) {
     return job_controller->main_job_is_blocked_;
   }
+
+  static AlternativeServiceInfo GetAlternativeServiceInfoFor(
+      HttpStreamFactoryImpl::JobController* job_controller,
+      const HttpRequestInfo& request_info,
+      HttpStreamRequest::Delegate* delegate,
+      HttpStreamRequest::StreamType stream_type) {
+    return job_controller->GetAlternativeServiceInfoFor(request_info, delegate,
+                                                        stream_type);
+  }
 };
 
 class HttpStreamFactoryImplJobControllerTest : public ::testing::Test {
  public:
   HttpStreamFactoryImplJobControllerTest()
       : session_deps_(ProxyService::CreateDirect()),
         use_alternative_proxy_(false),
         is_preconnect_(false),
         enable_ip_based_pooling_(true),
         enable_alternative_services_(true),
@@ skipping 51 matching lines @@
   }
 
   ~HttpStreamFactoryImplJobControllerTest() override {}
 
   void SetAlternativeService(const HttpRequestInfo& request_info,
                              AlternativeService alternative_service) {
     HostPortPair host_port_pair = HostPortPair::FromURL(request_info.url);
     url::SchemeHostPort server(request_info.url);
     base::Time expiration = base::Time::Now() + base::TimeDelta::FromDays(1);
     session_->http_server_properties()->SetAlternativeService(
-        server, alternative_service, expiration);
+        server, alternative_service, expiration,
+        HttpNetworkSession::Params().quic_supported_versions);
   }
 
   void VerifyBrokenAlternateProtocolMapping(const HttpRequestInfo& request_info,
                                             bool should_mark_broken) {
     const url::SchemeHostPort server(request_info.url);
     const AlternativeServiceInfoVector alternative_service_info_vector =
         session_->http_server_properties()->GetAlternativeServiceInfos(server);
     EXPECT_EQ(1u, alternative_service_info_vector.size());
     EXPECT_EQ(should_mark_broken,
               session_->http_server_properties()->IsAlternativeServiceBroken(
@@ skipping 1266 matching lines @@
   Initialize();
   Preconnect(kNumPreconects);
   // If experiment is enabled, only 1 stream is requested.
   EXPECT_EQ(
       (int)actual_num_connects,
       HttpStreamFactoryImplJobPeer::GetNumStreams(job_controller_->main_job()));
   base::RunLoop().RunUntilIdle();
   EXPECT_TRUE(HttpStreamFactoryImplPeer::IsJobControllerDeleted(factory_));
 }
 
+// Test that GetAlternativeServiceInfoFor will include a list of advertised
+// versions.
+TEST_F(HttpStreamFactoryImplJobControllerTest, GetAlternativeServiceInfoFor) {
+  HttpRequestInfo request_info;
+  request_info.method = "GET";
+  request_info.url = GURL("https://www.google.com");
+
+  Initialize(request_info);
+  url::SchemeHostPort server(request_info.url);
+  AlternativeService alternative_service(kProtoQUIC, server.host(), 443);
+  HostPortPair host_port_pair = HostPortPair::FromURL(request_info.url);
+  base::Time expiration = base::Time::Now() + base::TimeDelta::FromDays(1);
+
+  // Set alternative service with no advertised version, JobController will
+  // append default supported quic versions when get alternative service info.
+  session_->http_server_properties()->SetAlternativeService(
+      server, alternative_service, expiration, QuicVersionVector());
+
+  AlternativeServiceInfo alt_svc_info =
+      JobControllerPeer::GetAlternativeServiceInfoFor(
+          job_controller_, request_info, &request_delegate_,
+          HttpStreamRequest::HTTP_STREAM);
+  const QuicVersionVector supported_versions =
+      session_->params().quic_supported_versions;
+  // Verify that JobController appends list of supported QUIC versions.
+  EXPECT_EQ(supported_versions.size(),
+            alt_svc_info.advertised_versions().size());
+  for (unsigned int i = 0; i < supported_versions.size(); i++) {
+    EXPECT_EQ(supported_versions[i], alt_svc_info.advertised_versions()[i]);
+  }
+
+  // Set alternative service for the same server with QUIC_VERSION_39 specified.
+  ASSERT_TRUE(session_->http_server_properties()->SetAlternativeService(
+      server, alternative_service, expiration, {QUIC_VERSION_39}));
+
+  alt_svc_info = JobControllerPeer::GetAlternativeServiceInfoFor(
+      job_controller_, request_info, &request_delegate_,
+      HttpStreamRequest::HTTP_STREAM);
+  EXPECT_EQ(1u, alt_svc_info.advertised_versions().size());
+  // Verify that JobController returns the single version specified in set.
+  EXPECT_EQ(QUIC_VERSION_39, alt_svc_info.advertised_versions()[0]);
+
+  // Set alternative service for the same server with two QUIC versions:
+  // QUIC_VERSION_35, QUIC_VERSION_39.
+  ASSERT_TRUE(session_->http_server_properties()->SetAlternativeService(
+      server, alternative_service, expiration,
+      {QUIC_VERSION_35, QUIC_VERSION_39}));
+
+  alt_svc_info = JobControllerPeer::GetAlternativeServiceInfoFor(
+      job_controller_, request_info, &request_delegate_,
+      HttpStreamRequest::HTTP_STREAM);
+  EXPECT_EQ(2u, alt_svc_info.advertised_versions().size());
+  // Verify that JobController returns the list of versions specified in set.
+  EXPECT_EQ(QUIC_VERSION_35, alt_svc_info.advertised_versions()[0]);
+  EXPECT_EQ(QUIC_VERSION_39, alt_svc_info.advertised_versions()[1]);
+}
+
 }  // namespace net