Design Driven Testing: Test Smarter, Not Harder

Prologue

Beware the agile hype

T'was brillig when the YAGNI'd code

did build itself ten times a day.

All flimsy were the index cards,

designs refactored clear away.

Beware the agile hype, my son

more code that smells, more bugs to catch.

Refactoring seem'd much more fun

until thy skills were overmatch'd.

With vorpal unit tests in hand

against the manxome bugs he fought.

Quite dazed was he by TDD,

some sanity was what he sought.

But, in his timebox made of wood,

determined by some planning game,

yon tests ran green and all was good

until the deadline came.

It's half past two, I guess we're through

it's time to have a tasty snack.

What's that you said, some tests ran red

all fixed, with one quick hack!

And lo the thought came with a shock,

design comes first, ...