Added CloseInstance test
Added CloseInstance test


Former-commit-id: bc68a2cd1ce3e7b4c79640f3aef57cbb03b81ee9
StackableRegiments/metl2011,StackableRegiments/metl2011,StackableRegiments/metl2011,StackableRegiments/metl2011,StackableRegiments/metl2011,StackableRegiments/metl2011,StackableRegiments/metl2011,StackableRegiments/metl2011,StackableRegiments/metl2011,StackableRegiments/metl2011