| 1 | /* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
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| 2 | |
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| 3 | /* |
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| 4 | Copyright (C) 2005 StatPro Italia srl |
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| 5 | |
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| 6 | This file is part of QuantLib, a free-software/open-source library |
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| 7 | for financial quantitative analysts and developers - http://quantlib.org/ |
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| 8 | |
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| 9 | QuantLib is free software: you can redistribute it and/or modify it |
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| 10 | under the terms of the QuantLib license. You should have received a |
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| 11 | copy of the license along with this program; if not, please email |
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| 12 | <quantlib-dev@lists.sf.net>. The license is also available online at |
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| 13 | <http://quantlib.org/license.shtml>. |
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| 14 | |
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| 15 | This program is distributed in the hope that it will be useful, but WITHOUT |
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| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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| 17 | FOR A PARTICULAR PURPOSE. See the license for more details. |
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| 18 | */ |
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| 19 | |
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| 20 | #include "tracing.hpp" |
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| 21 | #include "utilities.hpp" |
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| 22 | #include <ql/utilities/tracing.hpp> |
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| 23 | #include <sstream> |
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| 24 | #include <iostream> |
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| 25 | |
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| 26 | using namespace QuantLib; |
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| 27 | using namespace boost::unit_test_framework; |
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| 28 | |
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| 29 | namespace { |
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| 30 | |
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| 31 | class TestCaseCleaner { // NOLINT(cppcoreguidelines-special-member-functions) |
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| 32 | public: |
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| 33 | TestCaseCleaner() = default; |
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| 34 | ~TestCaseCleaner() { |
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| 35 | QL_TRACE_ON(std::cerr); |
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| 36 | } |
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| 37 | }; |
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| 38 | |
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| 39 | #if defined(__clang__) && __clang_major__ >= 14 |
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| 40 | #pragma clang diagnostic push |
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| 41 | #pragma clang diagnostic ignored "-Wunused-but-set-variable" |
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| 42 | #endif |
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| 43 | |
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| 44 | void testTraceOutput(bool enable, |
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| 45 | #if defined(QL_ENABLE_TRACING) |
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| 46 | const std::string& result) { |
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| 47 | #else |
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| 48 | const std::string&) { |
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| 49 | #endif |
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| 50 | |
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| 51 | TestCaseCleaner cleaner; |
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| 52 | |
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| 53 | std::ostringstream output; |
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| 54 | if (enable) |
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| 55 | QL_TRACE_ENABLE; |
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| 56 | else |
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| 57 | QL_TRACE_DISABLE; |
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| 58 | QL_TRACE_ON(output); |
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| 59 | int i = 42; |
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| 60 | QL_TRACE_VARIABLE(i); |
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| 61 | i++; |
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| 62 | |
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| 63 | #if defined(QL_ENABLE_TRACING) |
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| 64 | std::string expected = result; |
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| 65 | #else |
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| 66 | std::string expected; |
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| 67 | #endif |
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| 68 | if (output.str() != expected) { |
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| 69 | BOOST_FAIL("wrong trace:\n" |
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| 70 | " expected:\n" |
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| 71 | "\"" + expected + "\"\n" |
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| 72 | " written:\n" |
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| 73 | "\"" + output.str() + "\"" ); |
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| 74 | } |
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| 75 | } |
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| 76 | |
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| 77 | #if defined(__clang__) && __clang_major__ >= 14 |
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| 78 | #pragma clang diagnostic pop |
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| 79 | #endif |
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| 80 | |
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| 81 | } |
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| 82 | |
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| 83 | |
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| 84 | void TracingTest::testOutput() { |
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| 85 | |
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| 86 | BOOST_TEST_MESSAGE("Testing tracing..." ); |
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| 87 | |
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| 88 | testTraceOutput(enable: false, "" ); |
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| 89 | testTraceOutput(enable: true, "trace[0]: i = 42\n" ); |
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| 90 | } |
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| 91 | |
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| 92 | |
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| 93 | test_suite* TracingTest::suite() { |
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| 94 | auto* suite = BOOST_TEST_SUITE("Tracing tests" ); |
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| 95 | |
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| 96 | suite->add(QUANTLIB_TEST_CASE(&TracingTest::testOutput)); |
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| 97 | return suite; |
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| 98 | } |
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| 99 | |
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