set [0] to empty vector PASSED!
set [0] to empty vector, length increments PASSED!
set [1] element on empty vector, throws exception PASSED!
set [1] element on empty vector, array is still empty PASSED!
set fixed vector past fixed length throws exception PASSED!
set fixed vector past fixed length throws exception, original vector remains same PASSED!
set existing element in vector to new value PASSED!
existing vector set expand the vector by setting element to v1[length] PASSED!
