1 //
2 // Copyright 2016 Ettus Research LLC
3 // Copyright 2018 Ettus Research, a National Instruments Company
4 //
5 // SPDX-License-Identifier: GPL-3.0-or-later
6 //
7 
8 #include <uhd/exception.hpp>
9 #include <uhd/usrp/fe_connection.hpp>
10 #include <boost/test/unit_test.hpp>
11 
12 using namespace uhd::usrp;
13 
BOOST_AUTO_TEST_CASE(test_quardrature)14 BOOST_AUTO_TEST_CASE(test_quardrature)
15 {
16     fe_connection_t IQ("IQ"), QI("QI"), IbQ("IbQ"), QbI("QbI"), QbIb("QbIb");
17     BOOST_CHECK(IQ.get_sampling_mode() == fe_connection_t::QUADRATURE);
18     BOOST_CHECK(QI.get_sampling_mode() == fe_connection_t::QUADRATURE);
19     BOOST_CHECK(IbQ.get_sampling_mode() == fe_connection_t::QUADRATURE);
20     BOOST_CHECK(QbI.get_sampling_mode() == fe_connection_t::QUADRATURE);
21     BOOST_CHECK(QbIb.get_sampling_mode() == fe_connection_t::QUADRATURE);
22 
23     BOOST_CHECK(not IQ.is_iq_swapped());
24     BOOST_CHECK(QI.is_iq_swapped());
25     BOOST_CHECK(not IbQ.is_iq_swapped());
26     BOOST_CHECK(QbI.is_iq_swapped());
27     BOOST_CHECK(QbIb.is_iq_swapped());
28 
29     BOOST_CHECK(not IQ.is_i_inverted());
30     BOOST_CHECK(not QI.is_i_inverted());
31     BOOST_CHECK(IbQ.is_i_inverted());
32     BOOST_CHECK(not QbI.is_i_inverted());
33     BOOST_CHECK(QbIb.is_i_inverted());
34 
35     BOOST_CHECK(not IQ.is_q_inverted());
36     BOOST_CHECK(not QI.is_q_inverted());
37     BOOST_CHECK(not IbQ.is_q_inverted());
38     BOOST_CHECK(QbI.is_q_inverted());
39     BOOST_CHECK(QbIb.is_q_inverted());
40 }
41 
BOOST_AUTO_TEST_CASE(test_heterodyne)42 BOOST_AUTO_TEST_CASE(test_heterodyne)
43 {
44     fe_connection_t II("II"), QQ("QQ"), IbIb("IbIb"), QbQb("QbQb");
45     BOOST_CHECK(II.get_sampling_mode() == fe_connection_t::HETERODYNE);
46     BOOST_CHECK(QQ.get_sampling_mode() == fe_connection_t::HETERODYNE);
47     BOOST_CHECK(IbIb.get_sampling_mode() == fe_connection_t::HETERODYNE);
48     BOOST_CHECK(QbQb.get_sampling_mode() == fe_connection_t::HETERODYNE);
49 
50     BOOST_CHECK(not II.is_iq_swapped());
51     BOOST_CHECK(QQ.is_iq_swapped());
52     BOOST_CHECK(not IbIb.is_iq_swapped());
53     BOOST_CHECK(QbQb.is_iq_swapped());
54 
55     BOOST_CHECK(not II.is_i_inverted());
56     BOOST_CHECK(not QQ.is_i_inverted());
57     BOOST_CHECK(IbIb.is_i_inverted());
58     BOOST_CHECK(QbQb.is_i_inverted());
59 
60     BOOST_CHECK(not II.is_q_inverted());
61     BOOST_CHECK(not QQ.is_q_inverted());
62     BOOST_CHECK(IbIb.is_q_inverted());
63     BOOST_CHECK(QbQb.is_q_inverted());
64 
65     BOOST_CHECK_THROW(fe_connection_t dummy("IIb"), uhd::value_error);
66     BOOST_CHECK_THROW(fe_connection_t dummy("IbI"), uhd::value_error);
67     BOOST_CHECK_THROW(fe_connection_t dummy("QQb"), uhd::value_error);
68     BOOST_CHECK_THROW(fe_connection_t dummy("QbQ"), uhd::value_error);
69 }
70 
BOOST_AUTO_TEST_CASE(test_real)71 BOOST_AUTO_TEST_CASE(test_real)
72 {
73     fe_connection_t I("I"), Q("Q"), Ib("Ib"), Qb("Qb");
74     BOOST_CHECK(I.get_sampling_mode() == fe_connection_t::REAL);
75     BOOST_CHECK(Q.get_sampling_mode() == fe_connection_t::REAL);
76     BOOST_CHECK(Ib.get_sampling_mode() == fe_connection_t::REAL);
77     BOOST_CHECK(Qb.get_sampling_mode() == fe_connection_t::REAL);
78 
79     BOOST_CHECK(not I.is_iq_swapped());
80     BOOST_CHECK(Q.is_iq_swapped());
81     BOOST_CHECK(not Ib.is_iq_swapped());
82     BOOST_CHECK(Qb.is_iq_swapped());
83 
84     BOOST_CHECK(not I.is_i_inverted());
85     BOOST_CHECK(not Q.is_i_inverted());
86     BOOST_CHECK(Ib.is_i_inverted());
87     BOOST_CHECK(Qb.is_i_inverted());
88 
89     BOOST_CHECK(not I.is_q_inverted());
90     BOOST_CHECK(not Q.is_q_inverted());
91     BOOST_CHECK(not Ib.is_q_inverted());
92     BOOST_CHECK(not Qb.is_q_inverted());
93 }
94 
BOOST_AUTO_TEST_CASE(test_invalid)95 BOOST_AUTO_TEST_CASE(test_invalid)
96 {
97     BOOST_CHECK_THROW(fe_connection_t dummy("blah"), uhd::value_error);
98     BOOST_CHECK_THROW(fe_connection_t dummy("123456"), uhd::value_error);
99     BOOST_CHECK_THROW(fe_connection_t dummy("ii"), uhd::value_error);
100     BOOST_CHECK_THROW(fe_connection_t dummy("qb"), uhd::value_error);
101     BOOST_CHECK_THROW(fe_connection_t dummy("IIIQ"), uhd::value_error);
102 }
103