Branch data Line data Source code
1 : : // Copyright (c) 2023 The Bitcoin Core developers
2 : : // Distributed under the MIT software license, see the accompanying
3 : : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 : :
5 : : #include <test/util/setup_common.h>
6 : :
7 : : #include <boost/test/unit_test.hpp>
8 : :
9 : : #include <util/trace.h>
10 : :
11 : : TRACEPOINT_SEMAPHORE(test, zero_args);
12 : : TRACEPOINT_SEMAPHORE(test, one_arg);
13 : : TRACEPOINT_SEMAPHORE(test, six_args);
14 : : TRACEPOINT_SEMAPHORE(test, twelve_args);
15 : : TRACEPOINT_SEMAPHORE(test, check_if_attached);
16 : : TRACEPOINT_SEMAPHORE(test, expensive_section);
17 : :
18 : : BOOST_FIXTURE_TEST_SUITE(util_trace_tests, BasicTestingSetup)
19 : :
20 : : // Tests the TRACEPOINT macro and that we can compile tracepoints with 0 to 12 args.
21 [ + - + - : 7 : BOOST_AUTO_TEST_CASE(test_tracepoints)
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22 : : {
23 : 1 : TRACEPOINT(test, zero_args);
24 : 1 : TRACEPOINT(test, one_arg, 1);
25 : 1 : TRACEPOINT(test, six_args, 1, 2, 3, 4, 5, 6);
26 : 1 : TRACEPOINT(test, twelve_args, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
27 [ + - ]: 2 : BOOST_CHECK(true);
28 : 1 : }
29 : :
30 : 0 : int fail_test_if_executed()
31 : : {
32 [ # # ]: 0 : BOOST_CHECK(false);
33 : 0 : return 0;
34 : : }
35 : :
36 [ + - + - : 7 : BOOST_AUTO_TEST_CASE(test_tracepoint_check_if_attached)
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37 : : {
38 : : // TRACEPOINT should check if we are attaching to the tracepoint and only then
39 : : // process arguments. This means, only if we are attached to the
40 : : // `test:check_if_attached` tracepoint, fail_test_if_executed() is executed.
41 : : // Since we don't attach to the tracepoint when running the test, it succeeds.
42 : 1 : TRACEPOINT(test, check_if_attached, fail_test_if_executed());
43 [ + - ]: 2 : BOOST_CHECK(true);
44 : 1 : }
45 : :
46 [ + - + - : 7 : BOOST_AUTO_TEST_CASE(test_tracepoint_manual_tracepoint_active_check)
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47 : : {
48 : : // We should be able to use the TRACEPOINT_ACTIVE() macro to only
49 : : // execute an 'expensive' code section if we are attached to the
50 : : // tracepoint.
51 : 1 : if (TRACEPOINT_ACTIVE(test, expensive_section)) {
52 : : BOOST_CHECK(false); // expensive_function()
53 : : TRACEPOINT(test, expensive_section);
54 : : }
55 [ + - ]: 2 : BOOST_CHECK(true);
56 : 1 : }
57 : :
58 : : BOOST_AUTO_TEST_SUITE_END()
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