[erlang-questions] Unidirectional architectures in Erlang

[Jachym Holecek]

# Fred Hebert 2018-08-30:
> This lets you test each section of the chain in isolation; then if all
> sections are well-behaved, you can infer that the whole chain should behave
> well.

That sounds like a very dangerous conclusion to be making, personally.

It's not unheard of that thousands of unit-tests "pass" and everything is
"ready" and then it all falls like a house of cards with a single naive
end-to-end flow. ;-)

BR,
	-- Jachym