Added stats on why blacklisted requests were blacklisted.

net/base/sdch_manager_unittest.cc

 // Copyright 2014 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 <limits.h>
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 47 matching lines @@
   SdchManager::EnableSdchSupport(false);
   EXPECT_FALSE(sdch_manager()->IsInSupportedDomain(google_url));
   SdchManager::EnableSdchSupport(true);
   EXPECT_TRUE(sdch_manager()->IsInSupportedDomain(google_url));
 }
 
 TEST_F(SdchManagerTest, DomainBlacklisting) {
   GURL test_url("http://www.test.com");
   GURL google_url("http://www.google.com");
 
-  sdch_manager()->BlacklistDomain(test_url);
+  sdch_manager()->BlacklistDomain(test_url, SdchManager::MIN_PROBLEM_CODE);
   EXPECT_FALSE(sdch_manager()->IsInSupportedDomain(test_url));
   EXPECT_TRUE(sdch_manager()->IsInSupportedDomain(google_url));
 
-  sdch_manager()->BlacklistDomain(google_url);
+  sdch_manager()->BlacklistDomain(google_url, SdchManager::MIN_PROBLEM_CODE);
   EXPECT_FALSE(sdch_manager()->IsInSupportedDomain(google_url));
 }
 
 TEST_F(SdchManagerTest, DomainBlacklistingCaseSensitivity) {
   GURL test_url("http://www.TesT.com");
   GURL test2_url("http://www.tEst.com");
 
   EXPECT_TRUE(sdch_manager()->IsInSupportedDomain(test_url));
   EXPECT_TRUE(sdch_manager()->IsInSupportedDomain(test2_url));
-  sdch_manager()->BlacklistDomain(test_url);
+  sdch_manager()->BlacklistDomain(test_url, SdchManager::MIN_PROBLEM_CODE);
   EXPECT_FALSE(sdch_manager()->IsInSupportedDomain(test2_url));
 }
 
 TEST_F(SdchManagerTest, BlacklistingReset) {
   GURL gurl("http://mytest.DoMain.com");
   std::string domain(gurl.host());
 
   sdch_manager()->ClearBlacklistings();
   EXPECT_EQ(sdch_manager()->BlackListDomainCount(domain), 0);
   EXPECT_EQ(sdch_manager()->BlacklistDomainExponential(domain), 0);
   EXPECT_TRUE(sdch_manager()->IsInSupportedDomain(gurl));
 }
 
 TEST_F(SdchManagerTest, BlacklistingSingleBlacklist) {
   GURL gurl("http://mytest.DoMain.com");
   std::string domain(gurl.host());
   sdch_manager()->ClearBlacklistings();
 
-  sdch_manager()->BlacklistDomain(gurl);
+  sdch_manager()->BlacklistDomain(gurl, SdchManager::MIN_PROBLEM_CODE);
   EXPECT_EQ(sdch_manager()->BlackListDomainCount(domain), 1);
   EXPECT_EQ(sdch_manager()->BlacklistDomainExponential(domain), 1);
 
   // Check that any domain lookup reduces the blacklist counter.
   EXPECT_FALSE(sdch_manager()->IsInSupportedDomain(gurl));
   EXPECT_EQ(sdch_manager()->BlackListDomainCount(domain), 0);
   EXPECT_TRUE(sdch_manager()->IsInSupportedDomain(gurl));
 }
 
 TEST_F(SdchManagerTest, BlacklistingExponential) {
   GURL gurl("http://mytest.DoMain.com");
   std::string domain(gurl.host());
   sdch_manager()->ClearBlacklistings();
 
   int exponential = 1;
   for (int i = 1; i < 100; ++i) {
-    sdch_manager()->BlacklistDomain(gurl);
+    sdch_manager()->BlacklistDomain(gurl, SdchManager::MIN_PROBLEM_CODE);
     EXPECT_EQ(sdch_manager()->BlacklistDomainExponential(domain), exponential);
 
     EXPECT_EQ(sdch_manager()->BlackListDomainCount(domain), exponential);
     EXPECT_FALSE(sdch_manager()->IsInSupportedDomain(gurl));
     EXPECT_EQ(sdch_manager()->BlackListDomainCount(domain), exponential - 1);
 
     // Simulate a large number of domain checks (which eventually remove the
     // blacklisting).
     sdch_manager()->ClearDomainBlacklisting(domain);
     EXPECT_EQ(sdch_manager()->BlackListDomainCount(domain), 0);
@@ skipping 324 matching lines @@
 
   EXPECT_TRUE(sdch_manager()->AddSdchDictionary(
       dictionary_text, GURL("http://" + dictionary_domain)));
   scoped_refptr<SdchManager::Dictionary> dictionary;
   sdch_manager()->GetVcdiffDictionary(
       server_hash,
       GURL("http://" + dictionary_domain + "/random_url"),
       &dictionary);
   EXPECT_TRUE(dictionary);
 
-  sdch_manager()->BlacklistDomain(GURL(blacklist_url));
+  sdch_manager()->BlacklistDomain(GURL(blacklist_url),
+                                  SdchManager::MIN_PROBLEM_CODE);
   EXPECT_FALSE(sdch_manager()->IsInSupportedDomain(blacklist_url));
 
   sdch_manager()->ClearData();
 
   dictionary = NULL;
   sdch_manager()->GetVcdiffDictionary(
       server_hash,
       GURL("http://" + dictionary_domain + "/random_url"),
       &dictionary);
   EXPECT_FALSE(dictionary);
   EXPECT_TRUE(sdch_manager()->IsInSupportedDomain(blacklist_url));
 }
 
 }  // namespace net