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| 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 | |
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