Add disabled origin trial feature list

content/common/origin_trials/trial_token_validator_unittest.cc

 // Copyright 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 "content/common/origin_trials/trial_token_validator.h"
 
 #include <memory>
+#include <set>
+#include <string>
 
 #include "base/macros.h"
 #include "base/strings/string_util.h"
 #include "base/test/simple_test_clock.h"
 #include "base/time/time.h"
 #include "content/public/common/content_client.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/platform/WebOriginTrialTokenStatus.h"
 #include "url/gurl.h"
 
@@ skipping 61 matching lines @@
 const char kExpiredToken[] =
     "AmHPUIXMaXe9jWW8kJeDFXolVjT93p4XMnK4+jMYd2pjqtFcYB1bUmdD8PunQKM+"
     "RrOtlAwa0gPqqn+A8GTD3AQAAABZeyJvcmlnaW4iOiAiaHR0cHM6Ly92YWxpZC5l"
     "eGFtcGxlLmNvbTo0NDMiLCAiZmVhdHVyZSI6ICJGcm9idWxhdGUiLCAiZXhwaXJ5"
     "IjogMTAwMDAwMDAwMH0=";
 
 const char kUnparsableToken[] = "abcde";
 
 class TestContentClient : public ContentClient {
  public:
+  // ContentRendererClient methods
   base::StringPiece GetOriginTrialPublicKey() override {
     return base::StringPiece(reinterpret_cast<const char*>(key_),
                              arraysize(kTestPublicKey));
   }
+  bool IsOriginTrialFeatureDisabled(base::StringPiece feature) override {
+    return disabled_features_.count(feature.as_string()) > 0;
+  }
+
+  // Test setup methods
   void SetOriginTrialPublicKey(const uint8_t* key) { key_ = key; }
+  void DisableFeature(const std::string& feature) {
+    disabled_features_.insert(feature);
+  }
+
+ private:
   const uint8_t* key_ = nullptr;
+  std::set<std::string> disabled_features_;
 };
 
 }  // namespace
 
 class TrialTokenValidatorTest : public testing::Test {
  public:
   TrialTokenValidatorTest()
       : appropriate_origin_(GURL(kAppropriateOrigin)),
         inappropriate_origin_(GURL(kInappropriateOrigin)),
         insecure_origin_(GURL(kInsecureOrigin)) {
     SetPublicKey(kTestPublicKey);
     SetContentClient(&test_content_client_);
   }
 
   ~TrialTokenValidatorTest() override { SetContentClient(nullptr); }
 
   void SetPublicKey(const uint8_t* key) {
     test_content_client_.SetOriginTrialPublicKey(key);
   }
 
+  void DisableFeature(const std::string& feature) {
+    test_content_client_.DisableFeature(feature);
+  }
+
   const url::Origin appropriate_origin_;
   const url::Origin inappropriate_origin_;
   const url::Origin insecure_origin_;
 
  private:
   TestContentClient test_content_client_;
 };
 
 TEST_F(TrialTokenValidatorTest, ValidateValidToken) {
   EXPECT_EQ(blink::WebOriginTrialTokenStatus::Success,
@@ skipping 36 matching lines @@
                 kExpiredToken, appropriate_origin_, kAppropriateFeatureName));
 }
 
 TEST_F(TrialTokenValidatorTest, ValidateValidTokenWithIncorrectKey) {
   SetPublicKey(kTestPublicKey2);
   EXPECT_EQ(blink::WebOriginTrialTokenStatus::InvalidSignature,
             TrialTokenValidator::ValidateToken(
                 kSampleToken, appropriate_origin_, kAppropriateFeatureName));
 }
 
+TEST_F(TrialTokenValidatorTest, ValidatorRespectsDisabledFeatures) {
+  // Disable an irrelevant feature; token should still validate
+  DisableFeature(kInappropriateFeatureName);
+  EXPECT_EQ(blink::WebOriginTrialTokenStatus::Success,
+            TrialTokenValidator::ValidateToken(
+                kSampleToken, appropriate_origin_, kAppropriateFeatureName));
+  // Disable the token's feature; it should no longer be valid
+  DisableFeature(kAppropriateFeatureName);
+  EXPECT_EQ(blink::WebOriginTrialTokenStatus::FeatureDisabled,
+            TrialTokenValidator::ValidateToken(
+                kSampleToken, appropriate_origin_, kAppropriateFeatureName));
+}
+
 }  // namespace content