Add disabled origin trial feature list

chrome/browser/origin_trials/origin_trial_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 "chrome/browser/origin_trials/origin_trial_controller.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/common/chrome_switches.h"
 #include "components/variations/variations_associated_data.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 const char kFieldTrialGroup[] = "TestGroup";
 const char kNewPublicKey[] = "dRCs+TocuKkocNKa0AtZ4awrt9XKH2SQCI6o4FY6BNA=";
+const char kNewDisabledFeatures[] = "Frobulate";
 
 class OriginTrialControllerTest : public testing::Test {
  protected:
   OriginTrialControllerTest() {
     field_trial_list_.reset(
         new base::FieldTrialList(nullptr /* entropy provider */));
     variations::testing::ClearAllVariationParams();
   }
 
   void AddFieldTrial() {
@@ skipping 25 matching lines @@
   UpdateCommandLine();
   EXPECT_FALSE(command_line()->HasSwitch(switches::kOriginTrialPublicKey));
 }
 
 TEST_F(OriginTrialControllerTest, EmptyFieldTrial) {
   AddFieldTrial();
   UpdateCommandLine();
   EXPECT_FALSE(command_line()->HasSwitch(switches::kOriginTrialPublicKey));
 }
 
-TEST_F(OriginTrialControllerTest, EmptyStringFieldTrial) {
+TEST_F(OriginTrialControllerTest, EmptyKeyFieldTrial) {
   AddFieldTrial();
   AddFieldTrialParam(OriginTrialController::kPublicKeyFieldName, "");
   UpdateCommandLine();
   EXPECT_FALSE(command_line()->HasSwitch(switches::kOriginTrialPublicKey));
 }
 
 TEST_F(OriginTrialControllerTest, FieldTrialUpdatesPublicKey) {
   AddFieldTrial();
   AddFieldTrialParam(OriginTrialController::kPublicKeyFieldName, kNewPublicKey);
   UpdateCommandLine();
   EXPECT_TRUE(command_line()->HasSwitch(switches::kOriginTrialPublicKey));
   EXPECT_EQ(kNewPublicKey, command_line()->GetSwitchValueASCII(
                                switches::kOriginTrialPublicKey));
 }
+
+TEST_F(OriginTrialControllerTest, EmptyDisabledFeaturesFieldTrial) {
+  AddFieldTrial();
+  AddFieldTrialParam(OriginTrialController::kDisabledFeaturesFieldName, "");
+  UpdateCommandLine();
+  EXPECT_FALSE(
+      command_line()->HasSwitch(switches::kOriginTrialDisabledFeatures));
+}
+
+TEST_F(OriginTrialControllerTest, FieldTrialUpdatesDisabledFeatures) {
+  AddFieldTrial();
+  AddFieldTrialParam(OriginTrialController::kDisabledFeaturesFieldName,
+                     kNewDisabledFeatures);
+  UpdateCommandLine();
+  EXPECT_TRUE(
+      command_line()->HasSwitch(switches::kOriginTrialDisabledFeatures));
+  EXPECT_EQ(kNewDisabledFeatures, command_line()->GetSwitchValueASCII(
+                                      switches::kOriginTrialDisabledFeatures));
+}