Add tests for examples

[dcwarwick]

It would be useful to know whenever an example is using a deprecated prop or usage, or is failing to provide a required prop or is providing an invalid value. Add tests that check for this.

[stale]

Is this still relevant? If so, what is blocking it? Is there anything you can do to help move it forward?

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.