Write tests for all examples

[Robbie Wagner]

• chosen
• content-visible
• dolls Doesn't seem like something we can test
• element-scroll @chuckcarpenter
• enable-disable @rwwagner90
• out-of-bounds @rwwagner90
• pin @rwwagner90
• scroll @chuckcarpenter
• simple @rwwagner90
• testbed @rwwagner90
• tooltip @chuckcarpenter
• viewport @chuckcarpenter

[Robbie Wagner]

@chuckcarpenter feel free to grab some of these examples you would like to work on tests for

[Chuck Carpenter]

@rwwagner90 what is facebook?

[Robbie Wagner]

@chuckcarpenter it was an example, but it used Drop heavily, so I deemed it out of scope and removed it.

[Robbie Wagner]

@chuckcarpenter do we still need to test element-scroll?

[Robbie Wagner]

Gonna close this, test coverage is decent now.