In article ,
Matt Whiting wrote:

Only if the software engineers made mistakes. If they wrote the
software correctly against the requirements, then there would be nothing
to test. Then again, that assumes that the buyer knew what they wanted
and wrote the requirements accordingly. :-)

of course there is still something to test.

Don't confuse testing to detect an error with testing to show the customer
that the system is operating correctly.

--
Bob Noel
no one likes an educated mule