In the thrilling conclusion to our fuzz testing series, we’ll use Go’s fuzzer to find a real bug in our code, and also to verify the fix.
All tagged utf8.DecodeRuneInString
Target acquired: fuzz targets in Go tests
Let’s continue our exploration of fuzz testing in Go with a look at how to write a fuzz target for a (nearly) realistic function. This time we’ll try to detect a common kind of bug involving a confusion between runes and bytes.