View
58
Download
2
Category
Preview:
DESCRIPTION
4. Testing
Citation preview
Test your assumptions!
What could go wrong?
= what should you test!
Bounds for numbers can be tested
Can we sell more than there is in stock?
How to test?There are two different ways
Conditional formatting
Checks
In software these are called ‘guards’
Guards
But, not all guards are useful ones
Other things to test
Assumptions
Input
Recommended