Set IOS Wifi interface type based on the interface name.

webrtc/base/network_unittest.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 849 matching lines @@
 
 #if defined(WEBRTC_IOS)
   char if_name[20] = "pdp_ip0";
   ifaddrs* addr_list =
       InstallIpv6Network(if_name, ipv6_address1, ipv6_mask, manager);
 
   EXPECT_EQ(ADAPTER_TYPE_CELLULAR, GetAdapterType(manager));
   ClearNetworks(manager);
   ReleaseIfAddrs(addr_list);
 
+  strcpy(if_name, "en0");
+  addr_list = InstallIpv6Network(if_name, ipv6_address1, ipv6_mask, manager);
+  EXPECT_EQ(ADAPTER_TYPE_WIFI, GetAdapterType(manager));
+  ClearNetworks(manager);
+  ReleaseIfAddrs(addr_list);
+
 #elif defined(WEBRTC_ANDROID)
   char if_name[20] = "rmnet0";
   ifaddrs* addr_list =
       InstallIpv6Network(if_name, ipv6_address1, ipv6_mask, manager);
 
   EXPECT_EQ(ADAPTER_TYPE_CELLULAR, GetAdapterType(manager));
   ClearNetworks(manager);
   ReleaseIfAddrs(addr_list);
 
   strcpy(if_name, "wlan1");
@@ skipping 269 matching lines @@
   // If the set default address is in a network, GetDefaultLocalAddress will
   // return the best IP in that network.
   manager.set_default_local_addresses(GetLoopbackIP(AF_INET), ip2);
   EXPECT_TRUE(manager.GetDefaultLocalAddress(AF_INET6, &ip));
   EXPECT_EQ(static_cast<IPAddress>(ip1), ip);
 
   manager.StopUpdating();
 }
 
 }  // namespace rtc