1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
|
// Copyright (C) 2011-2015 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <string>
#include <util/buffer.h>
#include <dns/exceptions.h>
#include <dns/messagerenderer.h>
#include <dns/rdata.h>
#include <dns/rdataclass.h>
#include <dns/rrclass.h>
#include <dns/rrtype.h>
#include <gtest/gtest.h>
#include <dns/tests/unittest_util.h>
#include <dns/tests/rdata_unittest.h>
#include <util/unittests/wiredata.h>
using namespace std;
using namespace isc::util;
using namespace isc::dns;
using namespace isc::dns::rdata;
using isc::UnitTestUtil;
using isc::util::unittests::matchWireData;
namespace {
class Rdata_MINFO_Test : public RdataTest {
protected:
Rdata_MINFO_Test():
minfo_txt("rmailbox.example.com. emailbox.example.com."),
minfo_txt2("root.example.com. emailbox.example.com."),
too_long_label("01234567890123456789012345678901234567"
"89012345678901234567890123."),
rdata_minfo(minfo_txt),
rdata_minfo2(minfo_txt2)
{}
void checkFromText_None(const string& rdata_str) {
checkFromText<generic::MINFO, isc::Exception, isc::Exception>(
rdata_str, rdata_minfo, false, false);
}
void checkFromText_LexerError(const string& rdata_str) {
checkFromText
<generic::MINFO, InvalidRdataText, MasterLexer::LexerError>(
rdata_str, rdata_minfo, true, true);
}
void checkFromText_TooLongLabel(const string& rdata_str) {
checkFromText<generic::MINFO, TooLongLabel, TooLongLabel>(
rdata_str, rdata_minfo, true, true);
}
void checkFromText_BadString(const string& rdata_str) {
checkFromText<generic::MINFO, InvalidRdataText, isc::Exception>(
rdata_str, rdata_minfo, true, false);
}
void checkFromText_EmptyLabel(const string& rdata_str) {
checkFromText<generic::MINFO, EmptyLabel, EmptyLabel>(
rdata_str, rdata_minfo, true, true);
}
void checkFromText_MissingOrigin(const string& rdata_str) {
checkFromText
<generic::MINFO, MissingNameOrigin, MissingNameOrigin>(
rdata_str, rdata_minfo, true, true);
}
void checkFromText_Origin(const string& rdata_str, const Name* origin) {
checkFromText<generic::MINFO, MissingNameOrigin, isc::Exception>(
rdata_str, rdata_minfo, true, false, origin);
}
const string minfo_txt;
const string minfo_txt2;
const string too_long_label;
const generic::MINFO rdata_minfo;
const generic::MINFO rdata_minfo2;
};
TEST_F(Rdata_MINFO_Test, createFromText) {
EXPECT_EQ(Name("rmailbox.example.com."), rdata_minfo.getRmailbox());
EXPECT_EQ(Name("emailbox.example.com."), rdata_minfo.getEmailbox());
EXPECT_EQ(Name("root.example.com."), rdata_minfo2.getRmailbox());
EXPECT_EQ(Name("emailbox.example.com."), rdata_minfo2.getEmailbox());
checkFromText_None(minfo_txt);
// origin defined for lexer constructor, but not string constructor
const Name origin("example.com");
checkFromText_Origin("rmailbox emailbox", &origin);
// lexer constructor accepts extra text, but string constructor doesn't
checkFromText_BadString("rmailbox.example.com. emailbox.example.com. "
"extra.example.com.");
}
TEST_F(Rdata_MINFO_Test, badText) {
// too long names
checkFromText_TooLongLabel("root.example.com." + too_long_label +
" emailbox.example.com.");
checkFromText_TooLongLabel("root.example.com. emailbox.example.com." +
too_long_label);
// invalid names
checkFromText_EmptyLabel("root..example.com. emailbox.example.com.");
checkFromText_EmptyLabel("root.example.com. emailbox..example.com.");
// missing name
checkFromText_LexerError("root.example.com.");
// missing origin
checkFromText_MissingOrigin("root.example.com emailbox.example.com.");
checkFromText_MissingOrigin("root.example.com. emailbox.example.com");
}
TEST_F(Rdata_MINFO_Test, createFromWire) {
// uncompressed names
EXPECT_EQ(0, rdata_minfo.compare(
*rdataFactoryFromFile(RRType::MINFO(), RRClass::IN(),
"rdata_minfo_fromWire1.wire")));
// compressed names
EXPECT_EQ(0, rdata_minfo.compare(
*rdataFactoryFromFile(RRType::MINFO(), RRClass::IN(),
"rdata_minfo_fromWire2.wire", 15)));
// RDLENGTH is too short
EXPECT_THROW(rdataFactoryFromFile(RRType::MINFO(), RRClass::IN(),
"rdata_minfo_fromWire3.wire"),
InvalidRdataLength);
// RDLENGTH is too long
EXPECT_THROW(rdataFactoryFromFile(RRType::MINFO(), RRClass::IN(),
"rdata_minfo_fromWire4.wire"),
InvalidRdataLength);
// bogus rmailbox name, the error should be detected in the name
// constructor
EXPECT_THROW(rdataFactoryFromFile(RRType::MINFO(), RRClass::IN(),
"rdata_minfo_fromWire5.wire"),
DNSMessageFORMERR);
// bogus emailbox name, the error should be detected in the name
// constructor
EXPECT_THROW(rdataFactoryFromFile(RRType::MINFO(), RRClass::IN(),
"rdata_minfo_fromWire6.wire"),
DNSMessageFORMERR);
}
TEST_F(Rdata_MINFO_Test, assignment) {
generic::MINFO copy((string(minfo_txt2)));
copy = rdata_minfo;
EXPECT_EQ(0, copy.compare(rdata_minfo));
// Check if the copied data is valid even after the original is deleted
generic::MINFO* copy2 = new generic::MINFO(rdata_minfo);
generic::MINFO copy3((string(minfo_txt2)));
copy3 = *copy2;
delete copy2;
EXPECT_EQ(0, copy3.compare(rdata_minfo));
// Self assignment
copy = copy;
EXPECT_EQ(0, copy.compare(rdata_minfo));
}
TEST_F(Rdata_MINFO_Test, toWireBuffer) {
rdata_minfo.toWire(obuffer);
vector<unsigned char> data;
UnitTestUtil::readWireData("rdata_minfo_toWireUncompressed1.wire", data);
matchWireData(&data[0], data.size(),
obuffer.getData(), obuffer.getLength());
obuffer.clear();
rdata_minfo2.toWire(obuffer);
vector<unsigned char> data2;
UnitTestUtil::readWireData("rdata_minfo_toWireUncompressed2.wire", data2);
matchWireData(&data2[0], data2.size(),
obuffer.getData(), obuffer.getLength());
}
TEST_F(Rdata_MINFO_Test, toWireRenderer) {
rdata_minfo.toWire(renderer);
vector<unsigned char> data;
UnitTestUtil::readWireData("rdata_minfo_toWire1.wire", data);
matchWireData(&data[0], data.size(),
renderer.getData(), renderer.getLength());
renderer.clear();
rdata_minfo2.toWire(renderer);
vector<unsigned char> data2;
UnitTestUtil::readWireData("rdata_minfo_toWire2.wire", data2);
matchWireData(&data2[0], data2.size(),
renderer.getData(), renderer.getLength());
}
TEST_F(Rdata_MINFO_Test, toText) {
EXPECT_EQ(minfo_txt, rdata_minfo.toText());
EXPECT_EQ(minfo_txt2, rdata_minfo2.toText());
}
TEST_F(Rdata_MINFO_Test, compare) {
// check reflexivity
EXPECT_EQ(0, rdata_minfo.compare(rdata_minfo));
// names must be compared in case-insensitive manner
EXPECT_EQ(0, rdata_minfo.compare(generic::MINFO("RMAILBOX.example.com. "
"emailbox.EXAMPLE.com.")));
// another MINFO whose rmailbox name is larger than that of rdata_minfo.
const generic::MINFO large1_minfo("zzzzzzzz.example.com. "
"emailbox.example.com.");
EXPECT_GT(0, rdata_minfo.compare(large1_minfo));
EXPECT_LT(0, large1_minfo.compare(rdata_minfo));
// another MINFO whose emailbox name is larger than that of rdata_minfo.
const generic::MINFO large2_minfo("rmailbox.example.com. "
"zzzzzzzzzzz.example.com.");
EXPECT_GT(0, rdata_minfo.compare(large2_minfo));
EXPECT_LT(0, large2_minfo.compare(rdata_minfo));
// comparison attempt between incompatible RR types should be rejected
EXPECT_THROW(rdata_minfo.compare(*RdataTest::rdata_nomatch), bad_cast);
}
}
|
