Support the Clear-Site-Data header on resource requests

content/browser/browsing_data/clear_site_data_throttle_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/browser/browsing_data/clear_site_data_throttle.h"
 
 #include <memory>
 
 #include "base/command_line.h"
+#include "base/message_loop/message_loop.h"
+#include "base/test/scoped_command_line.h"
+#include "content/common/net/url_request_service_worker_data.h"
 #include "content/public/common/content_switches.h"
+#include "net/base/load_flags.h"
+#include "net/url_request/url_request_test_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 
 class ClearSiteDataThrottleTest : public testing::Test {
  public:
-  void SetUp() override {
-    base::CommandLine::ForCurrentProcess()->AppendSwitch(
-        switches::kEnableExperimentalWebPlatformFeatures);
-    throttle_ = ClearSiteDataThrottle::CreateThrottleForNavigation(nullptr);
-  }
+  void SetUp() override { throttle_.reset(new ClearSiteDataThrottle(nullptr)); }
 
   ClearSiteDataThrottle* GetThrottle() {
     return static_cast<ClearSiteDataThrottle*>(throttle_.get());
   }
 
  private:
-  std::unique_ptr<NavigationThrottle> throttle_;
+  base::MessageLoop message_loop_;
+  std::unique_ptr<ResourceThrottle> throttle_;
 };
 
+TEST_F(ClearSiteDataThrottleTest, CreateThrottleForRequest) {
+  // Enable experimental features.
+  std::unique_ptr<base::test::ScopedCommandLine> command_line(
+      new base::test::ScopedCommandLine());
+  command_line->GetProcessCommandLine()->AppendSwitch(
+      switches::kEnableExperimentalWebPlatformFeatures);
+
+  // Create a URL request.
+  GURL url("https://www.example.com");
+  net::TestURLRequestContext context;
+  std::unique_ptr<net::URLRequest> request(
+      context.CreateRequest(url, net::DEFAULT_PRIORITY, nullptr));
+
+  // We will not create the throttle for an empty ResourceRequestInfo.
+  EXPECT_FALSE(ClearSiteDataThrottle::CreateThrottleForRequest(request.get()));
+
+  // We can create the throttle for a valid ResourceRequestInfo.
+  ResourceRequestInfo::AllocateForTesting(request.get(), RESOURCE_TYPE_IMAGE,
+                                          nullptr, 0, 0, 0, false, true, true,
+                                          true, false);
+  EXPECT_TRUE(ClearSiteDataThrottle::CreateThrottleForRequest(request.get()));
+
+  // Nor will we for LOAD_DO_NOT_SAVE_COOKIES requests.
+  request->SetLoadFlags(net::LOAD_DO_NOT_SAVE_COOKIES);
+  EXPECT_FALSE(ClearSiteDataThrottle::CreateThrottleForRequest(request.get()));
+
+  // Nor if experimental web features are disabled.
+  request->SetLoadFlags(net::LOAD_NORMAL);
+  command_line.reset();
+  EXPECT_FALSE(ClearSiteDataThrottle::CreateThrottleForRequest(request.get()));
+}
+
 TEST_F(ClearSiteDataThrottleTest, ParseHeader) {
   struct TestCase {
     const char* header;
     bool cookies;
     bool storage;
     bool cache;
   } test_cases[] = {
       // One data type.
       {"{ \"types\": [\"cookies\"] }", true, false, false},
       {"{ \"types\": [\"storage\"] }", false, true, false},
@@ skipping 82 matching lines @@
     for (const auto& message : messages) {
       EXPECT_EQ(CONSOLE_MESSAGE_LEVEL_ERROR, message.level);
       multiline_message += message.text + "\n";
     }
 
     EXPECT_EQ(test_case.console_message, multiline_message);
   }
 }
 
 }  // namespace content