Generalize the net module's LoadLog facility from a passive container, to an event stream (NetLog).

net/base/mapped_host_resolver_unittest.cc

 // Copyright (c) 2010 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 "net/base/mapped_host_resolver.h"
 
 #include "net/base/mock_host_resolver.h"
 #include "net/base/net_errors.h"
+#include "net/base/net_log.h"
 #include "net/base/net_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
 namespace {
 
 TEST(MappedHostResolverTest, Inclusion) {
   // Create a mock host resolver, with specific hostname to IP mappings.
   scoped_refptr<MockHostResolver> resolver_impl = new MockHostResolver();
   resolver_impl->rules()->AddSimulatedFailure("*google.com");
   resolver_impl->rules()->AddRule("baz.com", "192.168.1.5");
   resolver_impl->rules()->AddRule("foo.com", "192.168.1.8");
   resolver_impl->rules()->AddRule("proxy", "192.168.1.11");
 
   // Create a remapped resolver that uses |resolver_impl|.
   scoped_refptr<MappedHostResolver> resolver =
       new MappedHostResolver(resolver_impl);
 
   int rv;
   AddressList address_list;
 
   // Try resolving "www.google.com:80". There are no mappings yet, so this
   // hits |resolver_impl| and fails.
   rv = resolver->Resolve(HostResolver::RequestInfo("www.google.com", 80),
-                         &address_list, NULL, NULL, NULL);
+                         &address_list, NULL, NULL, BoundNetLog());
   EXPECT_EQ(ERR_NAME_NOT_RESOLVED, rv);
 
   // Remap *.google.com to baz.com.
   EXPECT_TRUE(resolver->AddRuleFromString("map *.google.com baz.com"));
 
   // Try resolving "www.google.com:80". Should be remapped to "baz.com:80".
   rv = resolver->Resolve(HostResolver::RequestInfo("www.google.com", 80),
-                         &address_list, NULL, NULL, NULL);
+                         &address_list, NULL, NULL, BoundNetLog());
   EXPECT_EQ(OK, rv);
   EXPECT_EQ("192.168.1.5", NetAddressToString(address_list.head()));
   EXPECT_EQ(80, address_list.GetPort());
 
   // Try resolving "foo.com:77". This will NOT be remapped, so result
   // is "foo.com:77".
   rv = resolver->Resolve(HostResolver::RequestInfo("foo.com", 77),
-                         &address_list, NULL, NULL, NULL);
+                         &address_list, NULL, NULL, BoundNetLog());
   EXPECT_EQ(OK, rv);
   EXPECT_EQ("192.168.1.8", NetAddressToString(address_list.head()));
   EXPECT_EQ(77, address_list.GetPort());
 
   // Remap "*.org" to "proxy:99".
   EXPECT_TRUE(resolver->AddRuleFromString("Map *.org proxy:99"));
 
   // Try resolving "chromium.org:61". Should be remapped to "proxy:99".
   rv = resolver->Resolve(HostResolver::RequestInfo("chromium.org", 61),
-                         &address_list, NULL, NULL, NULL);
+                         &address_list, NULL, NULL, BoundNetLog());
   EXPECT_EQ(OK, rv);
   EXPECT_EQ("192.168.1.11", NetAddressToString(address_list.head()));
   EXPECT_EQ(99, address_list.GetPort());
 }
 
 // Tests that exclusions are respected.
 TEST(MappedHostResolverTest, Exclusion) {
   // Create a mock host resolver, with specific hostname to IP mappings.
   scoped_refptr<MockHostResolver> resolver_impl = new MockHostResolver();
   resolver_impl->rules()->AddRule("baz", "192.168.1.5");
   resolver_impl->rules()->AddRule("www.google.com", "192.168.1.3");
 
   // Create a remapped resolver that uses |resolver_impl|.
   scoped_refptr<MappedHostResolver> resolver =
       new MappedHostResolver(resolver_impl);
 
   int rv;
   AddressList address_list;
 
   // Remap "*.com" to "baz".
   EXPECT_TRUE(resolver->AddRuleFromString("map *.com baz"));
 
   // Add an exclusion for "*.google.com".
   EXPECT_TRUE(resolver->AddRuleFromString("EXCLUDE *.google.com"));
 
   // Try resolving "www.google.com". Should not be remapped due to exclusion).
   rv = resolver->Resolve(HostResolver::RequestInfo("www.google.com", 80),
-                         &address_list, NULL, NULL, NULL);
+                         &address_list, NULL, NULL, BoundNetLog());
   EXPECT_EQ(OK, rv);
   EXPECT_EQ("192.168.1.3", NetAddressToString(address_list.head()));
   EXPECT_EQ(80, address_list.GetPort());
 
   // Try resolving "chrome.com:80". Should be remapped to "baz:80".
   rv = resolver->Resolve(HostResolver::RequestInfo("chrome.com", 80),
-                         &address_list, NULL, NULL, NULL);
+                         &address_list, NULL, NULL, BoundNetLog());
   EXPECT_EQ(OK, rv);
   EXPECT_EQ("192.168.1.5", NetAddressToString(address_list.head()));
   EXPECT_EQ(80, address_list.GetPort());
 }
 
 TEST(MappedHostResolverTest, SetRulesFromString) {
   // Create a mock host resolver, with specific hostname to IP mappings.
   scoped_refptr<MockHostResolver> resolver_impl = new MockHostResolver();
   resolver_impl->rules()->AddRule("baz", "192.168.1.7");
   resolver_impl->rules()->AddRule("bar", "192.168.1.9");
 
   // Create a remapped resolver that uses |resolver_impl|.
   scoped_refptr<MappedHostResolver> resolver =
       new MappedHostResolver(resolver_impl);
 
   int rv;
   AddressList address_list;
 
   // Remap "*.com" to "baz", and *.net to "bar:60".
   resolver->SetRulesFromString("map *.com baz , map *.net bar:60");
 
   // Try resolving "www.google.com". Should be remapped to "baz".
   rv = resolver->Resolve(HostResolver::RequestInfo("www.google.com", 80),
-                         &address_list, NULL, NULL, NULL);
+                         &address_list, NULL, NULL, BoundNetLog());
   EXPECT_EQ(OK, rv);
   EXPECT_EQ("192.168.1.7", NetAddressToString(address_list.head()));
   EXPECT_EQ(80, address_list.GetPort());
 
   // Try resolving "chrome.net:80". Should be remapped to "bar:60".
   rv = resolver->Resolve(HostResolver::RequestInfo("chrome.net", 80),
-                         &address_list, NULL, NULL, NULL);
+                         &address_list, NULL, NULL, BoundNetLog());
   EXPECT_EQ(OK, rv);
   EXPECT_EQ("192.168.1.9", NetAddressToString(address_list.head()));
   EXPECT_EQ(60, address_list.GetPort());
 }
 
 // Parsing bad rules should silently discard the rule (and never crash).
 TEST(MappedHostResolverTest, ParseInvalidRules) {
   scoped_refptr<MappedHostResolver> resolver = new MappedHostResolver(NULL);
 
   EXPECT_FALSE(resolver->AddRuleFromString("xyz"));
   EXPECT_FALSE(resolver->AddRuleFromString(""));
   EXPECT_FALSE(resolver->AddRuleFromString(" "));
   EXPECT_FALSE(resolver->AddRuleFromString("EXCLUDE"));
   EXPECT_FALSE(resolver->AddRuleFromString("EXCLUDE foo bar"));
   EXPECT_FALSE(resolver->AddRuleFromString("INCLUDE"));
   EXPECT_FALSE(resolver->AddRuleFromString("INCLUDE x"));
   EXPECT_FALSE(resolver->AddRuleFromString("INCLUDE x :10"));
 }
 
 }  // namespace
 
 }  // namespace net