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1/*
2 * This file is part of the PulseView project.
3 *
4 * Copyright (C) 2016 Soeren Apel <soeren@apelpie.net>
5 * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21#include <extdef.h>
22
23#include <cstdint>
24
25#include <boost/test/unit_test.hpp>
26
27#include <pv/data/segment.hpp>
28
29using pv::data::Segment;
30
31BOOST_AUTO_TEST_SUITE(SegmentTest)
32
33
34/* --- For debugging only
35BOOST_AUTO_TEST_CASE(SmallSize8Single)
36{
37 Segment s(0, 1, sizeof(uint8_t));
38 uint32_t num_samples = 10;
39
40 //----- Chunk size << pv::data::Segment::MaxChunkSize @ 8bit, added in 1 call ----//
41 uint8_t* const data = new uint8_t[num_samples];
42 for (uint32_t i = 0; i < num_samples; i++)
43 data[i] = i;
44
45 s.append_samples(data, num_samples);
46 delete[] data;
47
48 BOOST_CHECK(s.get_sample_count() == num_samples);
49
50 uint8_t *sample_data = new uint8_t[1];
51 for (uint32_t i = 0; i < num_samples; i++) {
52 s.get_raw_samples(i, 1, sample_data);
53 BOOST_CHECK_EQUAL(*sample_data, i);
54 }
55 delete[] sample_data;
56} */
57
58/* --- For debugging only
59BOOST_AUTO_TEST_CASE(MediumSize8Single)
60{
61 Segment s(0, 1, sizeof(uint8_t));
62 uint32_t num_samples = pv::data::Segment::MaxChunkSize;
63
64 //----- Chunk size == pv::data::Segment::MaxChunkSize @ 8bit, added in 1 call ----//
65 uint8_t* const data = new uint8_t[num_samples];
66 for (uint32_t i = 0; i < num_samples; i++)
67 data[i] = i;
68
69 s.append_samples(data, num_samples);
70 delete[] data;
71
72 BOOST_CHECK(s.get_sample_count() == num_samples);
73
74 uint8_t *sample_data = new uint8_t[1];
75 for (uint32_t i = 0; i < num_samples; i++) {
76 s.get_raw_samples(i, 1, sample_data);
77 BOOST_CHECK_EQUAL(*sample_data, i % 256);
78 }
79 delete[] sample_data;
80} */
81
82/* --- For debugging only
83BOOST_AUTO_TEST_CASE(MaxSize8Single)
84{
85 Segment s(0, 1, sizeof(uint8_t));
86
87 // We want to see proper behavior across chunk boundaries
88 uint32_t num_samples = 2*pv::data::Segment::MaxChunkSize;
89
90 //----- Chunk size >> pv::data::Segment::MaxChunkSize @ 8bit, added in 1 call ----//
91 uint8_t* const data = new uint8_t[num_samples];
92 for (uint32_t i = 0; i < num_samples; i++)
93 data[i] = i;
94
95 s.append_samples(data, num_samples);
96 delete[] data;
97
98 BOOST_CHECK(s.get_sample_count() == num_samples);
99
100 uint8_t *sample_data = new uint8_t[1];
101 for (uint32_t i = 0; i < num_samples; i++) {
102 s.get_raw_samples(i, 1, sample_data);
103 BOOST_CHECK_EQUAL(*sample_data, i % 256);
104 }
105 delete[] sample_data;
106} */
107
108/* --- For debugging only
109BOOST_AUTO_TEST_CASE(MediumSize24Single)
110{
111 Segment s(0, 1, 3);
112
113 // Chunk size is num*unit_size, so with pv::data::Segment::MaxChunkSize/unit_size, we reach the maximum size
114 uint32_t num_samples = pv::data::Segment::MaxChunkSize / 3;
115
116 //----- Chunk size == pv::data::Segment::MaxChunkSize @ 24bit, added in 1 call ----//
117 uint8_t* const data = new uint8_t[num_samples * 3];
118 for (uint32_t i = 0; i < num_samples * 3; i++)
119 data[i] = i % 256;
120
121 s.append_samples(data, num_samples);
122 delete[] data;
123
124 BOOST_CHECK(s.get_sample_count() == num_samples);
125
126 uint8_t *sample_data = new uint8_t[3];
127 for (uint32_t i = 0; i < num_samples; i++) {
128 s.get_raw_samples(i, 1, sample_data);
129 BOOST_CHECK_EQUAL(*((uint8_t*)sample_data), 3*i % 256);
130 BOOST_CHECK_EQUAL(*((uint8_t*)(sample_data+1)), (3*i+1) % 256);
131 BOOST_CHECK_EQUAL(*((uint8_t*)(sample_data+2)), (3*i+2) % 256);
132 }
133 delete[] sample_data;
134} */
135
136/* --- For debugging only
137BOOST_AUTO_TEST_CASE(MediumSize32Single)
138{
139 Segment s(0, 1, sizeof(uint32_t));
140
141 // Chunk size is num*unit_size, so with pv::data::Segment::MaxChunkSize/unit_size, we reach the maximum size
142 uint32_t num_samples = pv::data::Segment::MaxChunkSize / sizeof(uint32_t);
143
144 //----- Chunk size == pv::data::Segment::MaxChunkSize @ 32bit, added in 1 call ----//
145 uint32_t* const data = new uint32_t[num_samples];
146 for (uint32_t i = 0; i < num_samples; i++)
147 data[i] = i;
148
149 s.append_samples(data, num_samples);
150 delete[] data;
151
152 BOOST_CHECK(s.get_sample_count() == num_samples);
153
154 uint8_t *sample_data = new uint8_t[sizeof(uint32_t)];
155 for (uint32_t i = 0; i < num_samples; i++) {
156 s.get_raw_samples(i, 1, sample_data);
157 BOOST_CHECK_EQUAL(*((uint32_t*)sample_data), i);
158 }
159 delete[] sample_data;
160} */
161
162/* --- For debugging only
163BOOST_AUTO_TEST_CASE(MaxSize32Single)
164{
165 Segment s(0, 1, sizeof(uint32_t));
166
167 // Chunk size is num*unit_size, so with pv::data::Segment::MaxChunkSize/unit_size, we reach the maximum size
168 // Also, we want to see proper behavior across chunk boundaries
169 uint32_t num_samples = 2*(pv::data::Segment::MaxChunkSize / sizeof(uint32_t));
170
171 //----- Chunk size >> pv::data::Segment::MaxChunkSize @ 32bit, added in 1 call ----//
172 uint32_t* const data = new uint32_t[num_samples];
173 for (uint32_t i = 0; i < num_samples; i++)
174 data[i] = i;
175
176 s.append_samples(data, num_samples);
177 delete[] data;
178
179 BOOST_CHECK(s.get_sample_count() == num_samples);
180
181 uint8_t *sample_data = new uint8_t[sizeof(uint32_t)];
182 for (uint32_t i = 0; i < num_samples; i++) {
183 s.get_raw_samples(i, 1, sample_data);
184 BOOST_CHECK_EQUAL(*((uint32_t*)sample_data), i);
185 }
186 delete[] sample_data;
187} */
188
189/* --- For debugging only
190BOOST_AUTO_TEST_CASE(MediumSize32Multi)
191{
192 Segment s(0, 1, sizeof(uint32_t));
193
194 // Chunk size is num*unit_size, so with pv::data::Segment::MaxChunkSize/unit_size, we reach the maximum size
195 uint32_t num_samples = pv::data::Segment::MaxChunkSize / sizeof(uint32_t);
196
197 //----- Chunk size == pv::data::Segment::MaxChunkSize @ 32bit, added in num_samples calls ----//
198 uint32_t data;
199 for (uint32_t i = 0; i < num_samples; i++) {
200 data = i;
201 s.append_samples(&data, 1);
202 }
203
204 BOOST_CHECK(s.get_sample_count() == num_samples);
205
206 uint8_t *sample_data = new uint8_t[sizeof(uint32_t)];
207 for (uint32_t i = 0; i < num_samples; i++) {
208 s.get_raw_samples(i, 1, sample_data);
209 BOOST_CHECK_EQUAL(*((uint32_t*)sample_data), i);
210 }
211 delete[] sample_data;
212} */
213
214BOOST_AUTO_TEST_CASE(MaxSize32Multi)
215{
216 Segment s(0, 1, sizeof(uint32_t));
217
218 // Chunk size is num*unit_size, so with pv::data::Segment::MaxChunkSize/unit_size, we reach the maximum size
219 uint32_t num_samples = 2*(pv::data::Segment::MaxChunkSize / sizeof(uint32_t));
220
221 //----- Chunk size == pv::data::Segment::MaxChunkSize @ 32bit, added in num_samples calls ----//
222 uint32_t data;
223 for (uint32_t i = 0; i < num_samples; i++) {
224 data = i;
225 s.append_samples(&data, 1);
226 }
227
228 BOOST_CHECK(s.get_sample_count() == num_samples);
229
230 uint8_t *sample_data = new uint8_t[sizeof(uint32_t) * num_samples];
231 for (uint32_t i = 0; i < num_samples; i++) {
232 s.get_raw_samples(i, 1, sample_data);
233 BOOST_CHECK_EQUAL(*((uint32_t*)sample_data), i);
234 }
235
236 s.get_raw_samples(0, num_samples, sample_data);
237 for (uint32_t i = 0; i < num_samples; i++) {
238 BOOST_CHECK_EQUAL(*((uint32_t*)(sample_data + i * sizeof(uint32_t))), i);
239 }
240 delete[] sample_data;
241}
242
243BOOST_AUTO_TEST_CASE(MaxSize32MultiAtOnce)
244{
245 Segment s(0, 1, sizeof(uint32_t));
246
247 // Chunk size is num*unit_size, so with pv::data::Segment::MaxChunkSize/unit_size, we reach the maximum size
248 uint32_t num_samples = 3*(pv::data::Segment::MaxChunkSize / sizeof(uint32_t));
249
250 //----- Add all samples, requiring multiple chunks, in one call ----//
251 uint32_t *data = new uint32_t[num_samples];
252 for (uint32_t i = 0; i < num_samples; i++)
253 data[i] = i;
254
255 s.append_samples(data, num_samples);
256 delete[] data;
257
258 BOOST_CHECK(s.get_sample_count() == num_samples);
259
260 uint8_t *sample_data = new uint8_t[sizeof(uint32_t) * num_samples];
261 for (uint32_t i = 0; i < num_samples; i++) {
262 s.get_raw_samples(i, 1, sample_data);
263 BOOST_CHECK_EQUAL(*((uint32_t*)sample_data), i);
264 }
265
266 s.get_raw_samples(0, num_samples, sample_data);
267 for (uint32_t i = 0; i < num_samples; i++) {
268 BOOST_CHECK_EQUAL(*((uint32_t*)(sample_data + i * sizeof(uint32_t))), i);
269 }
270 delete[] sample_data;
271}
272
273BOOST_AUTO_TEST_CASE(MaxSize32MultiIterated)
274{
275 Segment s(0, 1, sizeof(uint32_t));
276
277 // Chunk size is num*unit_size, so with pv::data::Segment::MaxChunkSize/unit_size, we reach the maximum size
278 uint32_t num_samples = 2*(pv::data::Segment::MaxChunkSize / sizeof(uint32_t));
279
280 //----- Chunk size == pv::data::Segment::MaxChunkSize @ 32bit, added in num_samples calls ----//
281 uint32_t data;
282 for (uint32_t i = 0; i < num_samples; i++) {
283 data = i;
284 s.append_samples(&data, 1);
285 }
286
287 BOOST_CHECK(s.get_sample_count() == num_samples);
288
289 pv::data::SegmentRawDataIterator* it = s.begin_raw_sample_iteration(0);
290
291 for (uint32_t i = 0; i < num_samples; i++) {
292 uint8_t* sample_data = it->value;
293 BOOST_CHECK_EQUAL(*((uint32_t*)sample_data), i);
294 s.continue_raw_sample_iteration(it, 1);
295 }
296
297 s.end_raw_sample_iteration(it);
298}
299
300BOOST_AUTO_TEST_SUITE_END()