Revert 87809 - Added DnsQuery class

net/base/dns_response_unittest.cc

Index: net/base/dns_response_unittest.cc
===================================================================
--- net/base/dns_response_unittest.cc	(revision 87811)
+++ net/base/dns_response_unittest.cc	(working copy)
@@ -1,152 +0,0 @@
-// 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/base/address_list.h"
-#include "net/base/dns_response.h"
-#include "net/base/net_errors.h"
-#include "net/base/sys_addrinfo.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace net {
-
-// DNS response consists of a header followed by a question followed by
-// answer.  Header format, question format and response format are
-// described below.  For the meaning of specific fields, please see RFC
-// 1035.
-
-// Header format.
-//                                  1  1  1  1  1  1
-//    0  1  2  3  4  5  6  7  8  9  0  1  2  3  4  5
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                      ID                       |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |QR|   Opcode  |AA|TC|RD|RA|   Z    |   RCODE   |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                    QDCOUNT                    |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                    ANCOUNT                    |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                    NSCOUNT                    |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                    ARCOUNT                    |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-
-// Question format.
-//                                  1  1  1  1  1  1
-//    0  1  2  3  4  5  6  7  8  9  0  1  2  3  4  5
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                                               |
-//  /                     QNAME                     /
-//  /                                               /
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                     QTYPE                     |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                     QCLASS                    |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-
-// Answser format.
-//                                  1  1  1  1  1  1
-//    0  1  2  3  4  5  6  7  8  9  0  1  2  3  4  5
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                                               |
-//  /                                               /
-//  /                      NAME                     /
-//  |                                               |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                      TYPE                     |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                     CLASS                     |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                      TTL                      |
-//  |                                               |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-//  |                   RDLENGTH                    |
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--|
-//  /                     RDATA                     /
-//  /                                               /
-//  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
-
-TEST(DnsResponseTest, ResponseWithCnameA) {
-  const std::string kHostname = "codereview.chromium.org";
-  const int kPort = 80;
-
-  DnsQuery q1(kHostname, ADDRESS_FAMILY_IPV4, kPort);
-  uint8 id_hi = q1.id() >> 8, id_lo = q1.id() & 0xff;
-
-  uint8 ip[] = {              // codereview.chromium.org resolves to
-    0x4a, 0x7d, 0x5f, 0x79    // 74.125.95.121
-  };
-
-  uint8 response_data[] = {
-    // Header
-    id_hi, id_lo,             // ID
-    0x81, 0x80,               // Standard query response, no error
-    0x00, 0x01,               // 1 question
-    0x00, 0x02,               // 2 RRs (answers)
-    0x00, 0x00,               // 0 authority RRs
-    0x00, 0x00,               // 0 additional RRs
-
-    // Question
-    0x0a, 0x63, 0x6f, 0x64,   // This part is echoed back from the
-    0x65, 0x72, 0x65, 0x76,   // respective query.
-    0x69, 0x65, 0x77, 0x08,
-    0x63, 0x68, 0x72, 0x6f,
-    0x6d, 0x69, 0x75, 0x6d,
-    0x03, 0x6f, 0x72, 0x67,
-    0x00,
-    0x00, 0x01,
-    0x00, 0x01,
-
-    // Answer 1
-    0xc0, 0x0c,        // NAME is a pointer to name in Question section.
-    0x00, 0x05,        // TYPE is CNAME.
-    0x00, 0x01,        // CLASS is IN.
-    0x00, 0x01,        // TTL (4 bytes) is 20 hours, 47 minutes, 48 seconds.
-    0x24, 0x74,
-    0x00, 0x12,               // RDLENGTH is 18 bytse.
-    0x03, 0x67, 0x68, 0x73,   // ghs.l.google.com in DNS format.
-    0x01, 0x6c, 0x06, 0x67,
-    0x6f, 0x6f, 0x67, 0x6c,
-    0x65, 0x03, 0x63, 0x6f,
-    0x6d, 0x00,
-
-    // Answer 2
-    0xc0, 0x35,         // NAME is a pointer to name in Question section.
-    0x00, 0x01,         // TYPE is A.
-    0x00, 0x01,         // CLASS is IN.
-    0x00, 0x00,         // TTL (4 bytes) is 53 seconds.
-    0x00, 0x35,
-    0x00, 0x04,                 // RDLENGTH is 4 bytes.
-    ip[0], ip[1], ip[2], ip[3], // RDATA is the IP.
-  };
-
-  // Create a response object and simulate reading into it.
-  DnsResponse r1(&q1);
-  memcpy(r1.io_buffer()->data(), &response_data[0],
-         r1.io_buffer()->size());
-
-  int response_size = arraysize(response_data);
-  AddressList address_list;
-  EXPECT_EQ(OK, r1.Parse(response_size, &address_list));
-
-  // Verify AddressList content.
-  size_t sockaddr_size = sizeof(struct sockaddr_in);
-  const struct addrinfo* ai = address_list.head();
-  EXPECT_EQ(kPort, address_list.GetPort());
-
-  // addrinfo part.
-  EXPECT_TRUE(ai != NULL);
-  EXPECT_EQ(AF_INET, ai->ai_family);
-  EXPECT_EQ(SOCK_STREAM, ai->ai_socktype);
-  EXPECT_EQ(sockaddr_size, ai->ai_addrlen);
-
-  // sockaddr_in part.
-  struct sockaddr_in* sa = reinterpret_cast<sockaddr_in*>(ai->ai_addr);
-  ASSERT_TRUE(sa != NULL);
-  EXPECT_EQ(AF_INET, sa->sin_family);
-  EXPECT_EQ(kPort, ntohs(sa->sin_port));
-  EXPECT_EQ(0, memcmp(&sa->sin_addr, &ip[0], kIPv4AddressSize));
-}
-
-}  // namespace net