3/10 Throw, try, catch...test [2026]

Exceptions are essentials, as are error codes. Writes Bjarnes Stroustrup. And so on our 3rd stop through C++ I talk about what you could do when things go wrong. And what you can do to prevent errors - with testing. My guest is, again Klaus Iglberger.

The sounds you're hearing are from the excellent https://sound-effects.bbcrewind.co.uk BBC sound library - free of use for non-commercial purposes. 

Links:

• https://en.wikipedia.org/wiki/Exception_handling_(programming)
• https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1947r0.pdf B Stroustrup's article 'C++ exceptions and alternatives'
• https://gcc.gnu.org/onlinedocs/libstdc++/manual/using_exceptions.html GNU exception manual
• https://en.wikipedia.org/wiki/Errno.h the <errno> macro
• https://www.gnu.org/software/libc/manual/html_node/Error-Codes.html
• https://archive.org/details/working-effectively-with-legacy-code/ Michael Feathers "Working Effectively with Legacy Code"
• https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/p0003r0.html#2.0 what went on with C++98 exceptions? 
• https://devblogs.microsoft.com/oldnewthing/20180928-00/?p=99855 another discussion on the "old" exception handling in C++

Tools:

• https://undo.io/products/undo-c-plusplus/ Undo
• https://github.com/catchorg/Catch2 Catch2
• https://google.github.io/googletest/ Google tests
• https://github.com/emil-e/rapidcheck RapidCheck property based testing

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This podcast is brought to you by the Advanced Research Computing Centre of the University College London, UK.
Producer and Host: Peter Schmidt