Dojo: Test of embeded html document

## `getScroll`

Scroll top: 0
Scroll left: 0

## `getScroll().offset`

Scroll offset x: 0
Scroll offset y: 0

## `getViewport`

Viewport width: 0
Viewport height: 0
Viewport size: 0

## `getElementsByClass`

### default (ContainsAll)

this should be green

this should be red

this should be red

### ContainsAll

this should be green

this should be green

this should be red

### ContainsOnly

this should be green

this should be red

this should be red

### ContainsOnly

this should be green

this should be red

this should be red