mDNSMacOSX/Tests/ResourceRecordTest.m

   1 /*
   2  * Copyright (c) 2017-2018 Apple Inc. All rights reserved.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include "mDNSEmbeddedAPI.h"
  18 #include "DNSCommon.h"
  19 #import <XCTest/XCTest.h>
  20
  21 @interface ResourceRecordTest : XCTestCase
  22 {
  23 }
  24 @end
  25
  26 @implementation ResourceRecordTest
  27
  28 - (void)setUp
  29 {
  30 }
  31
  32 - (void)tearDown
  33 {
  34 }
  35
  36 - (void)testTXTSetup
  37 {
  38     AuthRecord authRec;
  39     mDNS_SetupResourceRecord(&authRec, mDNSNULL, mDNSInterface_Any, kDNSType_TXT, kStandardTTL, kDNSRecordTypeShared, AuthRecordAny,mDNSNULL, mDNSNULL);
  40     XCTAssertEqual(authRec.resrec.rrtype,               kDNSType_TXT);
  41     XCTAssertEqual(authRec.resrec.RecordType,           kDNSRecordTypeShared);
  42     XCTAssertEqual(authRec.resrec.rdata->MaxRDLength,   sizeof(RDataBody));
  43 }
  44
  45 - (void)testASetup
  46 {
  47     AuthRecord authRec;
  48     mDNS_SetupResourceRecord(&authRec, mDNSNULL, mDNSInterface_Any, kDNSType_A, kHostNameTTL, kDNSRecordTypeUnique, AuthRecordAny, mDNSNULL, mDNSNULL);
  49
  50     XCTAssertEqual(authRec.resrec.rrtype,           kDNSType_A);
  51     XCTAssertEqual(authRec.resrec.RecordType,       kDNSRecordTypeUnique);
  52     // Add more verifications
  53 }
  54
  55 - (void)testOPTSetup
  56 {
  57     AuthRecord opt;
  58     mDNSu32    updatelease = 7200;
  59
  60     // Setup the OPT Record
  61     mDNS_SetupResourceRecord(&opt, mDNSNULL, mDNSInterface_Any, kDNSType_OPT, kStandardTTL, kDNSRecordTypeKnownUnique, AuthRecordAny, mDNSNULL, mDNSNULL);
  62
  63     // Verify the basic initialization is all ok
  64
  65     opt.resrec.rrclass    = NormalMaxDNSMessageData;
  66     opt.resrec.rdlength   = sizeof(rdataOPT);   // One option in this OPT record
  67     opt.resrec.rdestimate = sizeof(rdataOPT);
  68     opt.resrec.rdata->u.opt[0].opt           = kDNSOpt_Lease;
  69     opt.resrec.rdata->u.opt[0].u.updatelease = updatelease;
  70
  71     // Put the resource record in and verify everything is fine
  72 #if 0
  73     mDNSu8     data[AbsoluteMaxDNSMessageData];
  74     mDNSu8     *p = data;
  75     mDNSu16    numAdditionals;
  76
  77     p = PutResourceRecordTTLWithLimit((DNSMessage*)&data, p, &numAdditionals, &opt.resrec, opt.resrec.rroriginalttl, data + AbsoluteMaxDNSMessageData);
  78 #endif
  79 }
  80
  81 // Repeat with bad data to make sure it bails out cleanly
  82
  83 #if 0
  84 - (void)testPerformanceExample {
  85     // This is an example of a performance test case.
  86     [self measureBlock:^{
  87         // Put the code you want to measure the time of here.
  88     }];
  89 }
  90 #endif
  91
  92 @end