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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "net/dns/dns_query.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "net/base/dns_util.h" | |
| 9 #include "net/base/io_buffer.h" | |
| 10 #include "net/dns/dns_protocol.h" | |
| 11 #include "testing/gtest/include/gtest/gtest.h" | |
| 12 | |
| 13 namespace net { | |
| 14 | |
| 15 namespace { | |
| 16 | |
| 17 TEST(DnsQueryTest, Constructor) { | |
| 18 // This includes \0 at the end. | |
| 19 const char qname_data[] = "\x03""www""\x07""example""\x03""com"; | |
| 20 const uint8 query_data[] = { | |
| 21 // Header | |
| 22 0xbe, 0xef, | |
| 23 0x01, 0x00, // Flags -- set RD (recursion desired) bit. | |
| 24 0x00, 0x01, // Set QDCOUNT (question count) to 1, all the | |
| 25 // rest are 0 for a query. | |
| 26 0x00, 0x00, | |
| 27 0x00, 0x00, | |
| 28 0x00, 0x00, | |
| 29 | |
| 30 // Question | |
| 31 0x03, 'w', 'w', 'w', // QNAME: www.example.com in DNS format. | |
| 32 0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e', | |
| 33 0x03, 'c', 'o', 'm', | |
| 34 0x00, | |
| 35 | |
| 36 0x00, 0x01, // QTYPE: A query. | |
| 37 0x00, 0x01, // QCLASS: IN class. | |
| 38 }; | |
| 39 | |
| 40 base::StringPiece qname(qname_data, sizeof(qname_data)); | |
| 41 DnsQuery q1(0xbeef, qname, dns_protocol::kTypeA); | |
| 42 EXPECT_EQ(dns_protocol::kTypeA, q1.qtype()); | |
| 43 | |
| 44 ASSERT_EQ(static_cast<int>(sizeof(query_data)), q1.io_buffer()->size()); | |
| 45 EXPECT_EQ(0, memcmp(q1.io_buffer()->data(), query_data, sizeof(query_data))); | |
| 46 EXPECT_EQ(qname, q1.qname()); | |
| 47 | |
| 48 base::StringPiece question(reinterpret_cast<const char*>(query_data) + 12, | |
| 49 21); | |
| 50 EXPECT_EQ(question, q1.question()); | |
| 51 } | |
| 52 | |
| 53 TEST(DnsQueryTest, Clone) { | |
| 54 // This includes \0 at the end. | |
| 55 const char qname_data[] = "\x03""www""\x07""example""\x03""com"; | |
| 56 base::StringPiece qname(qname_data, sizeof(qname_data)); | |
| 57 | |
| 58 DnsQuery q1(0, qname, dns_protocol::kTypeA); | |
| 59 EXPECT_EQ(0, q1.id()); | |
| 60 scoped_ptr<DnsQuery> q2(q1.CloneWithNewId(42)); | |
| 61 EXPECT_EQ(42, q2->id()); | |
| 62 EXPECT_EQ(q1.io_buffer()->size(), q2->io_buffer()->size()); | |
| 63 EXPECT_EQ(q1.qtype(), q2->qtype()); | |
| 64 EXPECT_EQ(q1.question(), q2->question()); | |
| 65 } | |
| 66 | |
| 67 } // namespace | |
| 68 | |
| 69 } // namespace net | |
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