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
|
//
// Copyright 2011-2012,2015 Ettus Research LLC
//
// SPDX-License-Identifier: GPL-3.0
//
#include <boost/test/unit_test.hpp>
#include "../lib/transport/super_send_packet_handler.hpp"
#include <boost/shared_array.hpp>
#include <boost/bind.hpp>
#include <complex>
#include <vector>
#include <list>
#define BOOST_CHECK_TS_CLOSE(a, b) \
BOOST_CHECK_CLOSE((a).get_real_secs(), (b).get_real_secs(), 0.001)
/***********************************************************************
* A dummy managed send buffer for testing
**********************************************************************/
class dummy_msb : public uhd::transport::managed_send_buffer{
public:
void release(void){
//NOP
}
sptr get_new(boost::shared_array<char> mem, size_t *len){
_mem = mem;
return make(this, mem.get(), *len);
}
private:
boost::shared_array<char> _mem;
};
/***********************************************************************
* A dummy transport class to fill with fake data
**********************************************************************/
class dummy_send_xport_class{
public:
dummy_send_xport_class(const std::string &end){
_end = end;
}
void pop_front_packet(
uhd::transport::vrt::if_packet_info_t &ifpi
){
ifpi.num_packet_words32 = _lens.front()/sizeof(uint32_t);
if (_end == "big"){
uhd::transport::vrt::if_hdr_unpack_be(reinterpret_cast<uint32_t *>(_mems.front().get()), ifpi);
}
if (_end == "little"){
uhd::transport::vrt::if_hdr_unpack_le(reinterpret_cast<uint32_t *>(_mems.front().get()), ifpi);
}
_mems.pop_front();
_lens.pop_front();
}
uhd::transport::managed_send_buffer::sptr get_send_buff(double){
_msbs.push_back(boost::shared_ptr<dummy_msb>(new dummy_msb()));
_mems.push_back(boost::shared_array<char>(new char[1000]));
_lens.push_back(1000);
uhd::transport::managed_send_buffer::sptr mrb = _msbs.back()->get_new(_mems.back(), &_lens.back());
return mrb;
}
private:
std::list<boost::shared_array<char> > _mems;
std::list<size_t> _lens;
std::vector<boost::shared_ptr<dummy_msb> > _msbs;
std::string _end;
};
////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE(test_sph_send_one_channel_one_packet_mode){
////////////////////////////////////////////////////////////////////////
uhd::convert::id_type id;
id.input_format = "fc32";
id.num_inputs = 1;
id.output_format = "sc16_item32_be";
id.num_outputs = 1;
dummy_send_xport_class dummy_send_xport("big");
static const double TICK_RATE = 100e6;
static const double SAMP_RATE = 10e6;
static const size_t NUM_PKTS_TO_TEST = 30;
//create the super send packet handler
uhd::transport::sph::send_packet_handler handler(1);
handler.set_vrt_packer(&uhd::transport::vrt::if_hdr_pack_be);
handler.set_tick_rate(TICK_RATE);
handler.set_samp_rate(SAMP_RATE);
handler.set_xport_chan_get_buff(0, boost::bind(&dummy_send_xport_class::get_send_buff, &dummy_send_xport, _1));
handler.set_converter(id);
handler.set_max_samples_per_packet(20);
//allocate metadata and buffer
std::vector<std::complex<float> > buff(20);
uhd::tx_metadata_t metadata;
metadata.has_time_spec = true;
metadata.time_spec = uhd::time_spec_t(0.0);
//generate the test data
for (size_t i = 0; i < NUM_PKTS_TO_TEST; i++){
metadata.start_of_burst = (i == 0);
metadata.end_of_burst = (i == NUM_PKTS_TO_TEST-1);
const size_t num_sent = handler.send(
&buff.front(), 10 + i%10, metadata, 1.0
);
BOOST_CHECK_EQUAL(num_sent, 10 + i%10);
metadata.time_spec += uhd::time_spec_t(0, num_sent, SAMP_RATE);
}
//check the sent packets
size_t num_accum_samps = 0;
uhd::transport::vrt::if_packet_info_t ifpi;
for (size_t i = 0; i < NUM_PKTS_TO_TEST; i++){
std::cout << "data check " << i << std::endl;
dummy_send_xport.pop_front_packet(ifpi);
BOOST_CHECK_EQUAL(ifpi.num_payload_words32, 10+i%10);
BOOST_CHECK(ifpi.has_tsf);
BOOST_CHECK_EQUAL(ifpi.tsf, num_accum_samps*TICK_RATE/SAMP_RATE);
BOOST_CHECK_EQUAL(ifpi.sob, i == 0);
BOOST_CHECK_EQUAL(ifpi.eob, i == NUM_PKTS_TO_TEST-1);
num_accum_samps += ifpi.num_payload_words32;
}
}
////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE(test_sph_send_one_channel_full_buffer_mode){
////////////////////////////////////////////////////////////////////////
uhd::convert::id_type id;
id.input_format = "fc32";
id.num_inputs = 1;
id.output_format = "sc16_item32_be";
id.num_outputs = 1;
dummy_send_xport_class dummy_send_xport("big");
static const double TICK_RATE = 100e6;
static const double SAMP_RATE = 10e6;
static const size_t NUM_PKTS_TO_TEST = 30;
//create the super send packet handler
uhd::transport::sph::send_packet_handler handler(1);
handler.set_vrt_packer(&uhd::transport::vrt::if_hdr_pack_be);
handler.set_tick_rate(TICK_RATE);
handler.set_samp_rate(SAMP_RATE);
handler.set_xport_chan_get_buff(0, boost::bind(&dummy_send_xport_class::get_send_buff, &dummy_send_xport, _1));
handler.set_converter(id);
handler.set_max_samples_per_packet(20);
//allocate metadata and buffer
std::vector<std::complex<float> > buff(20*NUM_PKTS_TO_TEST);
uhd::tx_metadata_t metadata;
metadata.start_of_burst = true;
metadata.end_of_burst = true;
metadata.has_time_spec = true;
metadata.time_spec = uhd::time_spec_t(0.0);
//generate the test data
const size_t num_sent = handler.send(
&buff.front(), buff.size(), metadata, 1.0
);
BOOST_CHECK_EQUAL(num_sent, buff.size());
//check the sent packets
size_t num_accum_samps = 0;
uhd::transport::vrt::if_packet_info_t ifpi;
for (size_t i = 0; i < NUM_PKTS_TO_TEST; i++){
std::cout << "data check " << i << std::endl;
dummy_send_xport.pop_front_packet(ifpi);
BOOST_CHECK_EQUAL(ifpi.num_payload_words32, 20UL);
BOOST_CHECK(ifpi.has_tsf);
BOOST_CHECK_EQUAL(ifpi.tsf, num_accum_samps*TICK_RATE/SAMP_RATE);
BOOST_CHECK_EQUAL(ifpi.sob, i == 0);
BOOST_CHECK_EQUAL(ifpi.eob, i == NUM_PKTS_TO_TEST-1);
num_accum_samps += ifpi.num_payload_words32;
}
}
|
