Pass data saver pref value into embedded worker

chrome/browser/chrome_content_browser_client_unittest.cc

 // Copyright 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/browser/chrome_content_browser_client.h"
 
 #include <map>
 
 #include "base/command_line.h"
 #include "base/macros.h"
@@ skipping 10 matching lines @@
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 #if !defined(OS_ANDROID)
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/common/pref_names.h"
 #include "chrome/test/base/browser_with_test_window_test.h"
 #include "chrome/test/base/search_test_utils.h"
 #endif
 
 using ChromeContentBrowserClientTest = testing::Test;
 
 TEST_F(ChromeContentBrowserClientTest, ShouldAssignSiteForURL) {
   ChromeContentBrowserClient client;
   EXPECT_FALSE(client.ShouldAssignSiteForURL(GURL("chrome-native://test")));
   EXPECT_TRUE(client.ShouldAssignSiteForURL(GURL("http://www.google.com")));
   EXPECT_TRUE(client.ShouldAssignSiteForURL(GURL("https://www.google.com")));
 }
 
 // BrowserWithTestWindowTest doesn't work on Android.
 #if !defined(OS_ANDROID)
 
 using ChromeContentBrowserClientWindowTest = BrowserWithTestWindowTest;
 
 static void DidOpenURLForWindowTest(content::WebContents** target_contents,
                                     content::WebContents* opened_contents) {
   DCHECK(target_contents);
 
   *target_contents = opened_contents;
 }
 
+TEST_F(ChromeContentBrowserClientWindowTest, IsDataSaverEnabled) {
+  ChromeContentBrowserClient client;
+  content::BrowserContext* context = browser()->profile();
+  EXPECT_FALSE(client.IsDataSaverEnabled(context));
+  browser()->profile()->GetPrefs()->SetBoolean(prefs::kDataSaverEnabled, true);
+  EXPECT_TRUE(client.IsDataSaverEnabled(context));
+}
+
 // This test opens two URLs using ContentBrowserClient::OpenURL. It expects the
 // URLs to be opened in new tabs and activated, changing the active tabs after
 // each call and increasing the tab count by 2.
 TEST_F(ChromeContentBrowserClientWindowTest, OpenURL) {
   ChromeContentBrowserClient client;
 
   int previous_count = browser()->tab_strip_model()->count();
 
   GURL urls[] = { GURL("https://www.google.com"),
                   GURL("https://www.chromium.org") };
@@ skipping 302 matching lines @@
 
   NavigationEntry* entry = browser()->tab_strip_model()->
       GetActiveWebContents()->GetController().GetLastCommittedEntry();
   ASSERT_TRUE(entry != NULL);
   EXPECT_EQ(url_rewritten, entry->GetURL());
   EXPECT_EQ(url_original, entry->GetVirtualURL());
 }
 
 }  // namespace content
 #endif  // !defined(OS_ANDROID)