DnsClient refactoring + features (timeout, suffix search, server rotation).

net/dns/dns_response_unittest.cc

 // Copyright (c) 2011 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/dns/dns_response.h"
 
 #include "net/base/io_buffer.h"
 #include "net/dns/dns_protocol.h"
 #include "net/dns/dns_query.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 187 matching lines @@
     0x00, 0x04,         // RDLENGTH is 4 bytes.
     0x4a, 0x7d,         // RDATA is the IP: 74.125.95.121
     0x5f, 0x79,
   };
 
   DnsResponse resp;
   memcpy(resp.io_buffer()->data(), response_data, sizeof(response_data));
 
   // Reject too short.
   EXPECT_FALSE(resp.InitParse(query->io_buffer()->size() - 1, *query));
+  EXPECT_FALSE(resp.IsValid());
 
   // Reject wrong id.
   scoped_ptr<DnsQuery> other_query(query->CloneWithNewId(0xbeef));
   EXPECT_FALSE(resp.InitParse(sizeof(response_data), *other_query));
+  EXPECT_FALSE(resp.IsValid());
 
   // Reject wrong question.
   scoped_ptr<DnsQuery> wrong_query(
       new DnsQuery(0xcafe, qname, dns_protocol::kTypeCNAME));
   EXPECT_FALSE(resp.InitParse(sizeof(response_data), *wrong_query));
+  EXPECT_FALSE(resp.IsValid());
 
   // Accept matching question.
   EXPECT_TRUE(resp.InitParse(sizeof(response_data), *query));
+  EXPECT_TRUE(resp.IsValid());
 
   // Check header access.
-  EXPECT_EQ(0x81, resp.flags0());
-  EXPECT_EQ(0x80, resp.flags1());
+  EXPECT_EQ(0x8180, resp.flags());
   EXPECT_EQ(0x0, resp.rcode());
   EXPECT_EQ(2, resp.answer_count());
 
+  // Check question access.
+  EXPECT_EQ(query->qname(), resp.qname());
+  EXPECT_EQ(query->qtype(), resp.qtype());
+  EXPECT_EQ("codereview.chromium.org", resp.GetDottedName());
+
   DnsResourceRecord record;
   DnsRecordParser parser = resp.Parser();
   EXPECT_TRUE(parser.ParseRecord(&record));
+  EXPECT_FALSE(parser.AtEnd());
   EXPECT_TRUE(parser.ParseRecord(&record));
+  EXPECT_TRUE(parser.AtEnd());
   EXPECT_FALSE(parser.ParseRecord(&record));
 }
 
 }  // namespace
 
 }  // namespace net