Add a finch trial param to disable QUIC when connection times out with open streams

chrome/browser/io_thread_unittest.cc

 // Copyright 2014 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 <stddef.h>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/metrics/field_trial.h"
@@ skipping 195 matching lines @@
 }
 
 TEST_F(IOThreadTest, EnableQuicFromFieldTrialGroup) {
   field_trial_group_ = "Enabled";
 
   ConfigureQuicGlobals();
   net::HttpNetworkSession::Params default_params;
   net::HttpNetworkSession::Params params;
   InitializeNetworkSessionParams(&params);
   EXPECT_TRUE(params.enable_quic);
+  EXPECT_FALSE(params.disable_quic_on_timeout_with_open_streams);
   EXPECT_TRUE(params.enable_quic_for_proxies);
   EXPECT_EQ(1350u, params.quic_max_packet_length);
   EXPECT_EQ(1.0, params.alternative_service_probability_threshold);
   EXPECT_EQ(default_params.quic_supported_versions,
             params.quic_supported_versions);
   EXPECT_EQ(net::QuicTagVector(), params.quic_connection_options);
   EXPECT_FALSE(params.quic_always_require_handshake_confirmation);
   EXPECT_FALSE(params.quic_disable_connection_pooling);
   EXPECT_EQ(0.25f, params.quic_load_server_info_timeout_srtt_multiplier);
   EXPECT_FALSE(params.quic_enable_connection_racing);
   EXPECT_FALSE(params.quic_enable_non_blocking_io);
   EXPECT_FALSE(params.quic_disable_disk_cache);
   EXPECT_FALSE(params.quic_prefer_aes);
   EXPECT_FALSE(params.use_alternative_services);
   EXPECT_EQ(0, params.quic_max_number_of_lossy_connections);
   EXPECT_EQ(1.0f, params.quic_packet_loss_threshold);
   EXPECT_FALSE(params.quic_delay_tcp_race);
   EXPECT_FALSE(params.quic_close_sessions_on_ip_change);
   EXPECT_EQ(net::kIdleConnectionTimeoutSeconds,
             params.quic_idle_connection_timeout_seconds);
   EXPECT_FALSE(params.quic_disable_preconnect_if_0rtt);
   EXPECT_FALSE(params.quic_migrate_sessions_on_network_change);
   EXPECT_FALSE(IOThread::ShouldEnableQuicForDataReductionProxy());
   EXPECT_TRUE(params.quic_host_whitelist.empty());
 }
 
+TEST_F(IOThreadTest,
+       DisableQuicWhenConnectionTimesOutWithOpenStreamsFromFieldTrialParams) {
+  field_trial_group_ = "Enabled";
+  field_trial_params_["disable_quic_on_timeout_with_open_streams"] = "true";
+  ConfigureQuicGlobals();
+  net::HttpNetworkSession::Params params;
+  InitializeNetworkSessionParams(&params);
+  EXPECT_TRUE(params.disable_quic_on_timeout_with_open_streams);
+}
+
 TEST_F(IOThreadTest, EnableQuicFromQuicProxyFieldTrialGroup) {
   const struct {
     std::string field_trial_group_name;
     bool expect_enable_quic;
   } tests[] = {
       {
           std::string(), false,
       },
       {
           "NotEnabled", false,
@@ skipping 543 matching lines @@
       &IOThreadTestWithIOThreadObject::CheckAuthAndroidNegoitateAccountType,
       base::Unretained(this), "acc1"));
   pref_service()->SetString(prefs::kAuthAndroidNegotiateAccountType, "acc2");
   RunOnIOThreadBlocking(base::Bind(
       &IOThreadTestWithIOThreadObject::CheckAuthAndroidNegoitateAccountType,
       base::Unretained(this), "acc2"));
 }
 #endif
 
 }  // namespace test