1 // Copyright (c) 2013 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/record_parsed.h" 6 7 #include "net/dns/dns_protocol.h" 8 #include "net/dns/dns_response.h" 9 #include "net/dns/dns_test_util.h" 10 #include "net/dns/record_rdata.h" 11 #include "testing/gtest/include/gtest/gtest.h" 12 13 namespace net { 14 15 static const uint8 kT1ResponseWithCacheFlushBit[] = { 16 0x0a, 'c', 'o', 'd', 'e', 'r', 'e', 'v', 'i', 'e', 'w', 17 0x08, 'c', 'h', 'r', 'o', 'm', 'i', 'u', 'm', 18 0x03, 'o', 'r', 'g', 19 0x00, 20 0x00, 0x05, // TYPE is CNAME. 21 0x80, 0x01, // CLASS is IN with cache flush bit set. 22 0x00, 0x01, // TTL (4 bytes) is 20 hours, 47 minutes, 48 seconds. 23 0x24, 0x74, 24 0x00, 0x12, // RDLENGTH is 18 bytes. 25 // ghs.l.google.com in DNS format. 26 0x03, 'g', 'h', 's', 27 0x01, 'l', 28 0x06, 'g', 'o', 'o', 'g', 'l', 'e', 29 0x03, 'c', 'o', 'm', 30 0x00 31 }; 32 33 TEST(RecordParsedTest, ParseSingleRecord) { 34 DnsRecordParser parser(kT1ResponseDatagram, sizeof(kT1ResponseDatagram), 35 sizeof(dns_protocol::Header)); 36 scoped_ptr<const RecordParsed> record; 37 const CnameRecordRdata* rdata; 38 39 parser.SkipQuestion(); 40 record = RecordParsed::CreateFrom(&parser, base::Time()); 41 EXPECT_TRUE(record != NULL); 42 43 ASSERT_EQ("codereview.chromium.org", record->name()); 44 ASSERT_EQ(dns_protocol::kTypeCNAME, record->type()); 45 ASSERT_EQ(dns_protocol::kClassIN, record->klass()); 46 47 rdata = record->rdata<CnameRecordRdata>(); 48 ASSERT_TRUE(rdata != NULL); 49 ASSERT_EQ(kT1CanonName, rdata->cname()); 50 51 ASSERT_FALSE(record->rdata<SrvRecordRdata>()); 52 ASSERT_TRUE(record->IsEqual(record.get(), true)); 53 } 54 55 TEST(RecordParsedTest, CacheFlushBitCompare) { 56 DnsRecordParser parser1(kT1ResponseDatagram, sizeof(kT1ResponseDatagram), 57 sizeof(dns_protocol::Header)); 58 parser1.SkipQuestion(); 59 scoped_ptr<const RecordParsed> record1 = 60 RecordParsed::CreateFrom(&parser1, base::Time()); 61 62 DnsRecordParser parser2(kT1ResponseWithCacheFlushBit, 63 sizeof(kT1ResponseWithCacheFlushBit), 64 0); 65 66 scoped_ptr<const RecordParsed> record2 = 67 RecordParsed::CreateFrom(&parser2, base::Time()); 68 69 EXPECT_FALSE(record1->IsEqual(record2.get(), false)); 70 EXPECT_TRUE(record1->IsEqual(record2.get(), true)); 71 EXPECT_FALSE(record2->IsEqual(record1.get(), false)); 72 EXPECT_TRUE(record2->IsEqual(record1.get(), true)); 73 } 74 75 } //namespace net 76