Unit Testing Legacy C

Mike Long ACCU 2011

Use link seams!

Use link seams!Lean on the #preprocessor!

Is there a better way?

FakeFunctionFramework

https://github.com/meekrosoft/fff

For Fake's Sake

Function Call Counts!

Function Call Sequence History!

Specify Return Values!

Return Value Sequences!

Capture Argument History!

how does this work?

#include "fff.h"

#include "fff.h"

https://github.com/meekrosoft/fff