LED Driver Tests

• All LEDs are off after the driver is initialized.
• A single LED can be turned on.
• A single LED can be turned off.
• Multiple LEDs can be turned on/off.
• Turn on all LEDs
• Turn off all LEDs
• Query LED state
  • Query is on
  • Query is off
  • out-of-bounds is on
  • out-of-bounds is off
• Check boundary values
• Check out-of-bounds values
  • Beyond max breaks nothing
  • Under min breaks nothing
  • What should really happen?
• Hardware interaction