[test/add :unbound-variable [try car [test/count!]]]
[test/add :a [let [[mod [module [export a :a]]]]
[module/insert :test mod]
[import a :test]
a]]
[test/add 3 [let [[mod [module [def counter 0]
[export count! [fn [] [++ counter]]]]]]
[module/insert :test mod]
[require :test]
[test/count!]
[test/count!]
[test/count!]]]
