dijit/layout/ContentPane layout related DOH test

Tests ContentPane in it's role as a layout widget, including as child of another layout widgets (especially TabContainer).

Tests that href gets loaded when ContentPane is first made visible

initially selected pane
unselected pane
initially selected inner pane
unselected pane
left pane
center pane

Tests for resizing in a layout container hierarchy

initially selected pane
hide the second widget to see if ContentPane can still find it
ending text

Size on Form, single nested layout widget

resizable

Size on Form, multiple nested widgets

child #1 (100x100)
child #2 (100x100)
visible
resizable

No size on Form, single nested layout widgets

No size on Form, multiple nested layout widget

child #1 (100x100)
child #2 (100x100)

Tests that ContentPane resize doesn't trigger reload

initially selected pane
unselected pane

Test the ContentPane loads href and resizes children (as per it's contract a layout widget) when it's not a child of a layout container itself