Collect separate V8 histograms for Top10 non-Google sites

content/renderer/render_thread_impl_unittest.cc

 // Copyright (c) 2012 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/renderer/render_thread_impl.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #include <string>
 
 namespace content {
@@ skipping 62 matching lines @@
             histogram_customizer_.ConvertToCustomHistogramName(
                 kCustomizableHistogram_));
   // After this point, there will never be a custom diagram again, even if the
   // view navigated back to the common host.
   histogram_customizer_.RenderViewNavigatedToHost("mail.google.com", 2);
   EXPECT_EQ(kCustomizableHistogram_,
             histogram_customizer_.ConvertToCustomHistogramName(
                 kCustomizableHistogram_));
 }
 
+TEST_F(RenderThreadImplUnittest, IdentifyAlexaTop10NonGoogleSite) {
+  EXPECT_TRUE(histogram_customizer_.IsAlexaTop10NonGoogleSite("www.amazon.de"));
+  EXPECT_TRUE(histogram_customizer_.IsAlexaTop10NonGoogleSite("amazon.de"));
+  EXPECT_TRUE(histogram_customizer_.IsAlexaTop10NonGoogleSite("amazon.co.uk"));
+  EXPECT_TRUE(
+      histogram_customizer_.IsAlexaTop10NonGoogleSite("jp.wikipedia.org"));
+  EXPECT_TRUE(
+      histogram_customizer_.IsAlexaTop10NonGoogleSite("www.facebook.com"));
+  EXPECT_FALSE(histogram_customizer_.IsAlexaTop10NonGoogleSite(""));
+  EXPECT_FALSE(
+      histogram_customizer_.IsAlexaTop10NonGoogleSite("www.google.com"));
+  EXPECT_FALSE(histogram_customizer_.IsAlexaTop10NonGoogleSite("madeup"));
+}
+
 }  // namespace content