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[base] ExceptionCatcher. Test on prevent returning reference on a local temporary object.

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This commit is contained in:
Vladimir Byko-Ianko 2020-07-13 15:31:57 +03:00 • committed by Olga Khlopkova
parent 0c6b245d97
commit 9749af0be5
1 changed files with 16 additions and 0 deletions
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16
base/base_tests/exception_tests.cpp
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@ -3,6 +3,7 @@
#include "base/exception.hpp"
#include <exception>
#include <string>
namespace
{
@ -22,6 +23,14 @@ void FuncThrowsRootExceptionVoid(int) { throw RootException("RootException", "Ro
void FuncThrowsExceptionVoid() { throw std::exception(); }
void FuncThrowsNumberVoid() { throw 1; };
std::string const & ReturnsByRef(std::string const & str)
{
bool exception = true;
return ExceptionCatcher(
"ReturnsByRef().", exception,
[](std::string const & str) -> std::string const & { return str; }, str);
}
UNIT_TEST(ExceptionCatcher_FunctionsWithoutArgs)
{
bool exception = false;
@ -147,4 +156,11 @@ UNIT_TEST(ExceptionCatcher_FunctionsReturnVoid)
ExceptionCatcher("Function returns void.", exception, FuncThrowsExceptionVoid);
ExceptionCatcher("Function returns void.", exception, FuncThrowsNumberVoid);
}
UNIT_TEST(ExceptionCatcher_PreventReturningRefOnLocaleTemporaryObj)
{
std::string const str = "A string";
auto const returnedStr = ReturnsByRef(str);
TEST_EQUAL(str, returnedStr, ());
}
} // namespace