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Alexander Afanasyev74633892015-02-08 18:08:46 -08001/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
Davide Pesavento74daf742018-11-23 18:14:13 -05002/*
3 * Copyright (c) 2013-2018 Regents of the University of California.
Alexander Afanasyev74633892015-02-08 18:08:46 -08004 *
5 * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
6 *
7 * ndn-cxx library is free software: you can redistribute it and/or modify it under the
8 * terms of the GNU Lesser General Public License as published by the Free Software
9 * Foundation, either version 3 of the License, or (at your option) any later version.
10 *
11 * ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
12 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
13 * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
14 *
15 * You should have received copies of the GNU General Public License and GNU Lesser
16 * General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
17 * <http://www.gnu.org/licenses/>.
18 *
19 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
20 */
21
Davide Pesavento7e780642018-11-24 15:51:34 -050022#include "ndn-cxx/encoding/encoder.hpp"
Alexander Afanasyev74633892015-02-08 18:08:46 -080023
Davide Pesavento7e780642018-11-24 15:51:34 -050024#include "tests/boost-test.hpp"
Alexander Afanasyev74633892015-02-08 18:08:46 -080025
26namespace ndn {
27namespace encoding {
28namespace tests {
29
Davide Pesaventoeee3e822016-11-26 19:19:34 +010030BOOST_AUTO_TEST_SUITE(Encoding)
31BOOST_AUTO_TEST_SUITE(TestEncoder)
Alexander Afanasyev74633892015-02-08 18:08:46 -080032
33BOOST_AUTO_TEST_CASE(Basic)
34{
35 Encoder e;
36 BOOST_CHECK_GT(e.capacity(), 100);
37
38 Encoder e1(100);
39 BOOST_CHECK_EQUAL(e1.capacity(), 100);
40
41 Encoder e2(100, 100);
42 BOOST_CHECK_EQUAL(e2.capacity(), 100);
43
44 BOOST_CHECK_EQUAL(e.prependByte(1), 1);
45 BOOST_CHECK_EQUAL(e.appendByte(1), 1);
46
47 uint8_t buf1[] = {'t', 'e', 's', 't', '1'};
48 BOOST_CHECK_EQUAL(e1.prependByteArray(buf1, sizeof(buf1)), 5);
49 BOOST_CHECK_EQUAL(e1.appendByteArray(buf1, sizeof(buf1)), 5);
50
51 std::vector<uint8_t> buf2 = {'t', 'e', 's', 't', '2'};
52 BOOST_CHECK_EQUAL(e1.prependRange(buf2.begin(), buf2.end()), 5);
53 BOOST_CHECK_EQUAL(e1.appendRange(buf2.begin(), buf2.end()), 5);
54
55 std::list<uint8_t> buf3 = {'t', 'e', 's', 't', '2'};
56 BOOST_CHECK_EQUAL(e2.prependRange(buf3.begin(), buf3.end()), 5);
57 BOOST_CHECK_EQUAL(e2.appendRange(buf3.begin(), buf3.end()), 5);
58
59 uint8_t expected1[] = {1, 1};
60 BOOST_CHECK_EQUAL_COLLECTIONS(e.buf(), e.buf() + e.size(),
61 expected1, expected1 + sizeof(expected1));
62
63 const Encoder& constE = e;
64 BOOST_CHECK_EQUAL_COLLECTIONS(constE.buf(), constE.buf() + constE.size(),
65 expected1, expected1 + sizeof(expected1));
66
67 uint8_t expected2[] = {'t', 'e', 's', 't', '2',
68 't', 'e', 's', 't', '1', 't', 'e', 's', 't', '1',
69 't', 'e', 's', 't', '2'};
70 BOOST_CHECK_EQUAL_COLLECTIONS(e1.begin(), e1.end(),
71 expected2, expected2 + sizeof(expected2));
72 const Encoder& constE1 = e1;
73 BOOST_CHECK_EQUAL_COLLECTIONS(constE1.begin(), constE1.end(),
74 expected2, expected2 + sizeof(expected2));
75
76 BOOST_CHECK_THROW(e1.block(), tlv::Error);
77 BOOST_CHECK_NO_THROW(e1.block(false));
78
79 e1.prependVarNumber(20);
80 e1.prependVarNumber(100);
81
82 BOOST_CHECK_NO_THROW(e1.block());
83}
84
85BOOST_AUTO_TEST_CASE(Tlv)
86{
87 Encoder e;
88
89 BOOST_CHECK_EQUAL(e.prependVarNumber(1), 1);
90 BOOST_CHECK_EQUAL(e.appendVarNumber(1), 1);
91
92 BOOST_CHECK_EQUAL(e.prependVarNumber(252), 1);
93 BOOST_CHECK_EQUAL(e.appendVarNumber(252), 1);
94
95 BOOST_CHECK_EQUAL(e.prependVarNumber(253), 3);
96 BOOST_CHECK_EQUAL(e.appendVarNumber(253), 3);
97
98 BOOST_CHECK_EQUAL(e.prependVarNumber(65536), 5);
99 BOOST_CHECK_EQUAL(e.appendVarNumber(65536), 5);
100
101 BOOST_CHECK_EQUAL(e.prependVarNumber(4294967296LL), 9);
102 BOOST_CHECK_EQUAL(e.appendVarNumber(4294967296LL), 9);
103
104 //
105
106 BOOST_CHECK_EQUAL(e.prependNonNegativeInteger(1), 1);
107 BOOST_CHECK_EQUAL(e.appendNonNegativeInteger(1), 1);
108
109 BOOST_CHECK_EQUAL(e.prependNonNegativeInteger(252), 1);
110 BOOST_CHECK_EQUAL(e.appendNonNegativeInteger(252), 1);
111
112 BOOST_CHECK_EQUAL(e.prependNonNegativeInteger(253), 1);
113 BOOST_CHECK_EQUAL(e.appendNonNegativeInteger(253), 1);
114
115 BOOST_CHECK_EQUAL(e.prependNonNegativeInteger(255), 1);
116 BOOST_CHECK_EQUAL(e.appendNonNegativeInteger(255), 1);
117
118 BOOST_CHECK_EQUAL(e.prependNonNegativeInteger(256), 2);
119 BOOST_CHECK_EQUAL(e.appendNonNegativeInteger(256), 2);
120
121 BOOST_CHECK_EQUAL(e.prependNonNegativeInteger(65535), 2);
122 BOOST_CHECK_EQUAL(e.appendNonNegativeInteger(65535), 2);
123
124 BOOST_CHECK_EQUAL(e.prependNonNegativeInteger(65536), 4);
125 BOOST_CHECK_EQUAL(e.appendNonNegativeInteger(65536), 4);
126
127 BOOST_CHECK_EQUAL(e.prependNonNegativeInteger(4294967296LL), 8);
128 BOOST_CHECK_EQUAL(e.appendNonNegativeInteger(4294967296LL), 8);
129
130 //
131
132 uint8_t buf[] = {0x01, 0x03, 0x00, 0x00, 0x00};
133 Block block1(buf, sizeof(buf));
134
135 BOOST_CHECK_EQUAL(e.prependByteArrayBlock(100, buf, sizeof(buf)), 7);
136 BOOST_CHECK_EQUAL(e.appendByteArrayBlock(100, buf, sizeof(buf)), 7);
137
138 BOOST_CHECK_EQUAL(e.prependBlock(block1), 5);
139 BOOST_CHECK_EQUAL(e.appendBlock(block1), 5);
140
141 Block block2(100, block1);
142
143 BOOST_CHECK_EQUAL(e.prependBlock(block2), 7);
144 BOOST_CHECK_EQUAL(e.appendBlock(block2), 7);
145}
146
147BOOST_AUTO_TEST_CASE(Reserve)
148{
149 Encoder e(100, 0);
150 BOOST_CHECK_EQUAL(e.capacity(), 100);
151
152 e.reserve(100, true);
153 BOOST_CHECK_EQUAL(e.capacity(), 100);
154
155 e.reserve(200, true);
156 BOOST_CHECK_EQUAL(e.capacity(), 200);
157
158 e.reserve(100, false);
159 BOOST_CHECK_EQUAL(e.capacity(), 200);
160
161 e.reserveFront(1000);
162 BOOST_CHECK_GT(e.capacity(), 1000);
163
164 e.reserveBack(1000);
165 BOOST_CHECK_GT(e.capacity(), 2000);
166}
167
Davide Pesaventoeee3e822016-11-26 19:19:34 +0100168BOOST_AUTO_TEST_SUITE_END() // TestEncoder
169BOOST_AUTO_TEST_SUITE_END() // Encoding
Alexander Afanasyev74633892015-02-08 18:08:46 -0800170
171} // namespace tests
172} // namespace encoding
173} // namespace ndn