I am wondering if Mockk could be optimized when subclassing in not required and/or for `open` classe...

# mockk

[sdeleuze]

I am wondering if Mockk could be optimized when subclassing in not required and/or for open classes/methods where Mockito is significantly faster

[oleksiyp]

I already made such kind of optimization. Not sure I achived best performance. This needs separate analysis