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Diffstat (limited to 'test/base-stacktrace.cpp')
| -rw-r--r-- | test/base-stacktrace.cpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/test/base-stacktrace.cpp b/test/base-stacktrace.cpp new file mode 100644 index 0000000..f0b87e2 --- /dev/null +++ b/test/base-stacktrace.cpp @@ -0,0 +1,72 @@ +/* Icinga 2 | (c) 2020 Icinga GmbH | GPLv2+ */ + +#include "base/stacktrace.hpp" +#include <BoostTestTargetConfig.h> + +using namespace icinga; + + +/* If you are reading this, you are probably doing so because this test case just failed. This might happen as it + * heavily depends on platform and compiler behavior. There are two likely causes why this could break: + * + * - Your compiler found new ways to optimize the functions that are called to create a stack, even though we tried + * to disable optimizations using #pragmas for some compilers. If you know a way to disable (more) optimizations for + * your compiler, you can try if this helps. + * + * - Boost fails to resolve symbol names as we've already seen on some platforms. In this case, you can try again + * passing the additional flag `-DICINGA2_STACKTRACE_USE_BACKTRACE_SYMBOLS=ON` to CMake and see if this helps. + * + * In any case, please report a bug. If you run `make CTEST_OUTPUT_ON_FAILURE=1 test`, the stack trace in question + * should be printed. If it looks somewhat meaningful, you can probably ignore a failure of this test case. + */ + +#pragma GCC push_options +#pragma GCC optimize ("O0") +#pragma clang optimize off +#ifdef _MSVC_VER +#pragma optimize("", off) +#endif /* _MSVC_VER */ + +BOOST_AUTO_TEST_SUITE(base_stacktrace) + +[[gnu::noinline]] +void stack_test_func_b() +{ + boost::stacktrace::stacktrace stack; + std::ostringstream obuf; + obuf << StackTraceFormatter(stack); + std::string result = obuf.str(); + BOOST_CHECK_MESSAGE(!result.empty(), "stack trace must not be empty"); + size_t pos_a = result.find("stack_test_func_a"); + size_t pos_b = result.find("stack_test_func_b"); + BOOST_CHECK_MESSAGE(pos_a != std::string::npos, "'stack_test_func_a' not found\n\n" << result); + BOOST_CHECK_MESSAGE(pos_b != std::string::npos, "'stack_test_func_b' not found\n\n" << result); + BOOST_CHECK_MESSAGE(pos_a > pos_b, "'stack_test_func_a' must appear after 'stack_test_func_b'\n\n" << result); +} + +[[gnu::noinline]] +void stack_test_func_a() +{ + boost::stacktrace::stacktrace stack; + std::ostringstream obuf; + obuf << StackTraceFormatter(stack); + std::string result = obuf.str(); + BOOST_CHECK_MESSAGE(!result.empty(), "stack trace must not be empty"); + size_t pos_a = result.find("stack_test_func_a"); + BOOST_CHECK_MESSAGE(pos_a != std::string::npos, "'stack_test_func_a' not found\n\n" << result); + + stack_test_func_b(); +} + +BOOST_AUTO_TEST_CASE(stacktrace) +{ + stack_test_func_a(); +} + +BOOST_AUTO_TEST_SUITE_END() + +#pragma GCC pop_options +#pragma clang optimize on +#ifdef _MSVC_VER +#pragma optimize("", on) +#endif /* _MSVC_VER */ |