I think it's important to note that management is a human creation - it is more like a television set - than an element of nature, like a tree. We could live without television sets. Trees, we need to breathe.
Scrum and Kanban don't speak to testing; they are meta-procsses. There are, however, plenty of implementations to "agile" testing (for lack of a better term) that "plug in" to scrum and kanban. My stuff, which is all over the intarwebs, ain't terrible, and there are plenty of others who have written in this space - I am Matthew Heusser.
and
http://www.nation.co.ke/News/politics/Computer-bug-behind-th... tell me the vote count ended up by hand ...