mv-default tests

Dynamic mv-default

For collection test: Add one item.

[prop1] [prop1 + 1]
[prop3 + 0] [prop3 + 1]
[prop_multiple]
0 0
1 1
[prop_multiple] 0, 1
[Bliss.type(prop5)] boolean

mv-default

{
}
{ "collection": [ { } ] }
1