Use devtools to set user agent in chromedriver

chrome/test/chromedriver/capabilities_unittest.cc

 // Copyright (c) 2013 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 "chrome/test/chromedriver/capabilities.h"
 
 #include "base/values.h"
 #include "chrome/test/chromedriver/chrome/log.h"
 #include "chrome/test/chromedriver/chrome/status.h"
 #include "chrome/test/chromedriver/logging.h"
@@ skipping 459 matching lines @@
 
 TEST(ParseCapabilities, MobileEmulationUserAgent) {
   Capabilities capabilities;
   base::DictionaryValue mobile_emulation;
   mobile_emulation.SetString("userAgent", "Agent Smith");
   base::DictionaryValue caps;
   caps.Set("chromeOptions.mobileEmulation", mobile_emulation.DeepCopy());
   Status status = capabilities.Parse(caps);
   ASSERT_TRUE(status.IsOk());
 
-  ASSERT_EQ(1u, capabilities.switches.GetSize());
-  ASSERT_TRUE(capabilities.switches.HasSwitch("user-agent"));
-  ASSERT_EQ("Agent Smith", capabilities.switches.GetSwitchValue("user-agent"));
+  ASSERT_EQ("Agent Smith", capabilities.user_agent);
 }
 
 TEST(ParseCapabilities, MobileEmulationDeviceMetrics) {
   Capabilities capabilities;
   base::DictionaryValue mobile_emulation;
   mobile_emulation.SetInteger("deviceMetrics.width", 360);
   mobile_emulation.SetInteger("deviceMetrics.height", 640);
   mobile_emulation.SetDouble("deviceMetrics.pixelRatio", 3.0);
   base::DictionaryValue caps;
   caps.Set("chromeOptions.mobileEmulation", mobile_emulation.DeepCopy());
   Status status = capabilities.Parse(caps);
   ASSERT_TRUE(status.IsOk());
 
   ASSERT_EQ(360, capabilities.device_metrics->width);
   ASSERT_EQ(640, capabilities.device_metrics->height);
   ASSERT_EQ(3.0, capabilities.device_metrics->device_scale_factor);
 }
 
 TEST(ParseCapabilities, MobileEmulationDeviceName) {
   Capabilities capabilities;
   base::DictionaryValue mobile_emulation;
   mobile_emulation.SetString("deviceName", "Google Nexus 5");
   base::DictionaryValue caps;
   caps.Set("chromeOptions.mobileEmulation", mobile_emulation.DeepCopy());
   Status status = capabilities.Parse(caps);
   ASSERT_TRUE(status.IsOk());
 
-  ASSERT_EQ(1u, capabilities.switches.GetSize());
-  ASSERT_TRUE(capabilities.switches.HasSwitch("user-agent"));
   ASSERT_EQ(
       "Mozilla/5.0 (Linux; Android 4.4.4; Nexus 5 Build/KTU84P) "
       "AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.114 Mobile "
       "Safari/537.36",
-      capabilities.switches.GetSwitchValue("user-agent"));
+      capabilities.user_agent);
 
   ASSERT_EQ(360, capabilities.device_metrics->width);
   ASSERT_EQ(640, capabilities.device_metrics->height);
   ASSERT_EQ(3.0, capabilities.device_metrics->device_scale_factor);
 }
 
 TEST(ParseCapabilities, MobileEmulationNotDict) {
   Capabilities capabilities;
   base::DictionaryValue caps;
   caps.SetString("chromeOptions.mobileEmulation", "Google Nexus 5");
@@ skipping 28 matching lines @@
   base::DictionaryValue mobile_emulation;
   mobile_emulation.SetString("deviceName", "Google Nexus 5");
   mobile_emulation.SetInteger("deviceMetrics.width", 360);
   mobile_emulation.SetInteger("deviceMetrics.height", 640);
   mobile_emulation.SetDouble("deviceMetrics.pixelRatio", 3.0);
   base::DictionaryValue caps;
   caps.Set("chromeOptions.mobileEmulation", mobile_emulation.DeepCopy());
   Status status = capabilities.Parse(caps);
   ASSERT_FALSE(status.IsOk());
 }